ITEM 4.
CITY MANAGER' SREPORT
DECEMBER 8, 2025 CITY COUNCIL REGULAR MEETING
ITEM: SECOND READING AND ADOPTION OF ORDINANCE
25- 476 OF THE CITY COUNCIL OF THE CITY OF
LATHROP TO AMEND TITLE 13 (" PUBLIC SERVICE")
OF THE LATHROP MUNICIPAL CODE TO ESTABLISH A
GENERAL DEFINITION OF " PUBLIC WORKS
DIRECTOR"
RECOMMENDATION: Waive Full Reading and Adopt Ordinance 25- 476 to Amend Title 13 (" Public Service") of the Lathrop
Municipal Code to Establish a General Definition of
Public Works Director"
RECOMMENDED ACTION:
The City Council to conduct a second reading and adopt Ordinance 25- 476 entitled:
AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF LATHROP TO AMEND TITLE 13 (" PUBLIC SERVICE") OF THE LATHROP MUNICIPAL CODE TO ESTABLISH A GENERAL DEFINITION OF " PUBLIC WORKS DIRECTOR"
SUMMARY:
On November 10, 2025, the City Council approved the introduction and first reading of the subject Ordinance by the following vote:
AYES: Dresser, Lazard, Torres -O' Callaghan, and Akinjo NOES: None
ABSTAIN: None
ABSENT: Diallo
The Ordinance will take effect 30 days after adoption.
SUBMITTED BY:
1 T resa Vargas, Cit lerk Date
ORDINANCE NO. 25- 476
AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF LATHROP TO AMEND TITLE 13 (" PUBLIC SERVICE") OF THE LATHROP MUNICIPAL CODE TO ESTABLISH A GENERAL DEFINITION OF " PUBLIC WORKS DIRECTOR" WHEREAS, staff has identified necessary modifications and additions to Lathrop Municipal Code ( LMC) Title 13 titled " Public Services" to establishes a general and consistent definition of " Public Works Director" and removes duplicative or conflicting definitions; and
WHEREAS, staff request that the City Council consider amending LMC Title 13, as shown in Exhibits A -H incorporated by reference herein.
NOW, THEREFORE, BE IT ORDAINED that the City Council of the City of Lathrop does hereby approve amendments to Title 13 (" Public Services) of the Lathrop Municipal Code as shown in Exhibits A -H, incorporated by reference herein.
Section 1. Sections 13. 04.10, 13. 08.30, 13. 09.20, 13.2. 030, 13.6. 010,
13. 24. 010, 13. 26. 010, 13. 28. 080, of the Lathrop Municipal Code are hereby amended as shown in Exhibits A -H, attached hereto and incorporated by reference herein.
Section 2. Duty of Care. This Ordinance is not intended to and shall not be construed or given effect in a manner that imposes upon the city or any officer or employee thereof a mandatory duty of care toward persons and property within or without the city so as to provide a basis of civil liability for damages, except as otherwise imposed by law.
Section 3. Severability. If any section, subsequent subdivision, paragraph, sentence, clause or phrase of this Ordinance is for any reason held to be unconstitutional or otherwise invalid, such a decision shall not affect the validity of the remaining portions of this Ordinance. The City Council hereby declares that it would have passed each section, subsection, subdivision, paragraph, sentence, clause or phrase of this Ordinance irrespective of the unconstitutionality or invalidity of any section, subsection, subdivision, paragraph, sentence, clause or phrase.
Section 4. Effective Date. This Ordinance shall take legal effect 30 days from and after the date of its passage.
Section 5. Publication. Within fifteen days of the adoption of this Ordinance, the City Clerk shall make a copy of this Ordinance to be published in full accordance with Section 36933 of the Government Code.
Ordinance No. 25- 476
THIS ORDINANCE was regularly introduced at a Regular Meeting of the City Council of the City of Lathrop on the 10th day of November, and was PASSED AND ADOPTED at a regular meeting of the City Council of the City of Lathrop on day of , by the following vote, to wit:
AYES:
NOES:
ABSENT:
ABSTAIN:
Paul Akinjo, Mayor
ATTEST: APPROVED AS TO FORM:
Teresa Vargas, City Clerk Salvador Navarrete, City Attorney Ordinance No. 25- 476
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Title 13. Public Services
Chapter 13. 04 WATER SERVICE SYSTEM
EXHIBIT A
13. 04.10 Definitions.
For the purpose of this title, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
City" means the city of Lathrop.
City clerk" means secretary to the city.
City manager" means manager of the city of Lathrop.
Commercial" means viewed with regard to or designed for profit, emphasizing skills and services useful in business.
Consumer" means any person, be they an owner or otherwise, who uses or consumes water supplied by the city.
Council" means the city council of the city of Lathrop.
Dwelling unit" means a house, or a room, or suite of rooms in an apartment house, or in a duplex/ triplex/ quadruplex, occupied or vacant, which is intended or designed for occupation by one family for living or sleeping purposes.
Governmental agency" means an agency which exercises authority and performs functions of a political unit responsible for the direction and supervision of public business and affairs.
Industrial" means characterized by uniquely developed industries engaged/ employed in industrial production or service designed for profit.
Owner" means that person or entity identified by the tax rolls of the county as the holder of the legal title to the property being served by the city.
Professional" means following a profession for gain or livelihood.
Public works director" means the du y appointed manager of the water system of the city.
City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City water system.
Residential" means any use not otherwise defined in this section.
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EXHIBIT B
Title 13. Public Services
Chapter 13. 08 WATER CONSERVATION AND RATIONING
13. 08.30 Definitions.
For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning:
City" means the city of Lathrop.
City clerk" means secretary of the city of Lathrop.
City manager" means the manager of the city of Lathrop.
Consumer unit" or "unit" means 100 cubic feet of water, or 748 gallons.
Council" means the city council of the city of Lathrop.
Drought" means a water shortage as declared by the Governor of California which affects the local water supply; or any unusual situation or circumstance affecting the quantity of the local water supply.
Flow restrictor" means any device expressly used to limit water flow or pressure to a water service.
Public works director" means the du y appointed manager of the water system o the city.
City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City water system.
Water emergency" means an event, time or situation that requires extraordinary management or restrictions on water use caused as a result of natural events or as an unanticipated manmade event affecting the quantity or quality of the local water supply.
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Title 13. Public Services
Chapter 13. 09 RECYCLED WATER SERVICE SYSTEM
EXHIBIT C
13. 09.20 Definitions.
Agricultural purposes" include the growing of field and nursery crops, row crops, trees, and vines; and the feeding of fowl and livestock.
Artificial lake" means a human -made lake, pond, lagoon, or other body of water that is used wholly or partly for landscape, scenic, or non -contact recreational purposes.
City" means the city of Lathrop.
Commercial landscape irrigation" means any building for office or commercial uses with water requirements which include, but are not limited to, landscape irrigation and decorative fountains.
Construction water" means water used for dust control during construction.
Consumer" means any person/ entity who uses recycled water supplied by the city.
Council" means the city council of the city of Lathrop.
Cross -connection" means any physical connection between any part of a water system used or intended to supply water for drinking purposes and any source or system containing water or substance that is not or cannot be approved for human consumption. This includes direct piping between the two systems, regardless of the presence of valves, backflow prevention devices, or other appurtenances.
CVRWQCB" shall mean Central Valley Regional Water Quality Control Board.
DDW" shall mean California State Water Resources Control Board Division of Drinking Water.
Governmental agency" means an agency which exercises authority and performs functions of a political unit responsible for the direction and supervision of public business and affairs.
Greenbelt areas" means an area including, but not limited to, golf courses, cemeteries, parks, open space and landscaping.
Industrial process water" is water used by any industrial facility with process water requirements which include, but are not limited to, rinsing, washing, cooling and circulation, or construction, including any facility regulated by the industrial waste discharge ordinance of the city.
On -site recycled water supervisor" means the designated party operating recycled water facilities on behalf of the owner.
Owner" means that person or entity identified by the tax rolls of the county as the holder of the legal title to the property.
Potable water" shall mean water which conforms to the federal, state and local standards for human consumption.
Professional" means following a profession for gain or livelihood.
Public works director" means the duly appointed manager of the recycled water system of the city or designee. City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City recycled water system.
Recycled water" shall mean water which, as a result of treatment of wastewater, is suitable for a direct beneficial use or controlled use that would not otherwise occur. (See Water Code Section 13050( n).) Recycled water shall be treated and disinfected by the city to comply with tertiary treated recycled water requirements established by the State of California Code of Regulations, Title 22, Division 4, Chapter 3.
Recycled water distribution and dual plumbed system" means a piping system intended for the delivery of recycled water only and which is separate from any potable water distribution system.
Residential irrigation" means residential or multifamily front or backyard irrigation dual plumbed within the development area.
Rules and regulations" means the city of Lathrop rules and regulations for use of recycled water as approved by the CVRWQCB. The rules and regulations may be amended from time to time.
Service area" means the city of Lathrop utilities service area.
User agreement" means an agreement issued to the user by the city as required by State DDW and the CVRWQCB that defines the conditions of recycled water service and permits the use of recycled water by the user.
Utility bill" means the monthly statement issued by the city which reflects the costs of services rendered on behalf of customers during the preceding 30 day period.
Waste discharge" means water deposited, released, or discharged into a sewer system from any commercial, industrial, or residential source which contains levels of any substance which may cause substantial harm to any water treatment or reclamation facility or which may prevent any use of reclaimed water authorized by law, provided levels exceed those found in water delivered to the source of the waste discharge by the city of Lathrop.
WDR" means the waste discharge requirements and master recycling permitissued to the city from the CVRWQCB.
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Title 13. Public Services
Chapter 13.2 CROSS -CONNECTION CONTROL
EXHIBIT D
13.2. 030 Definitions.
For the purpose of this chapter the following definitions shall apply unless the context clearly indicates or requires a different meaning.
Approved" means accepted by the general manager as meeting an applicable specification stated or cited in this title, or as suitable for the proposed use.
Auxiliary water supply" means any water supply on or available to the premises other than the purveyor' sapproved public water supply will be considered as an auxiliary water supply.
These auxiliary waters may include water from another purveyor' spublic potable water supply or any natural source( s) such as a well, spring, river, stream, harbor, and the like or used waters or industrial fluids. These waters may be contaminated or polluted or they may be objectionable and constitute an unacceptable water source over which the water purveyor does not have sanitary control.
Backflow" means the flow of any foreign liquids, gases or substances into the distributing pipe lines of a potable supply of water. Backflow may occur under two conditions: pressure greater than atmosphere ( see " backpressure" below); and pressure that is subatmospheric see " back siphonage" below).
Backflow preventer" means an assembly or means designed to prevent backflow.
1. "Air gap" means unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing, fixture or other device and the flood level rim of the vessel. An approved air -gap shall be at least double the diameter of the supply pipe, measured vertically, above the overflow rim of the vessel; and in no case less than one inch.
2. "Double check valve assembly" means an assembly of two independently operating approved check valves with tightly closing shut- off valves on each end of the check valves, plug properly located test cocks for the testing of each check valve. The entire assembly shall meet the design and performance specifications as determined by a laboratory and field evaluation, program resulting in an approval by the health officer and approved by the AWWA for backflow prevention assemblies. To be approved these assemblies must be readily accessible for in - line testing and maintenance.
3. "Reduced -pressure -principle backflow prevention device" means an assembly containing a minimum of two independently acting approved check valves, together with an automatically operated, pressure differential relief valve located between the two check valves. During normal flow and at the cessation of normal flow the pressure between these two check valves shall be less than the upstream ( supply) pressure. In case of leakage of either check valve, the differential relief valve, by discharging to the atmosphere, shall operate to maintain the pressure between the checks at less than the supply pressure. The unit must include tightly closing shut off valves located at each end of the device, and each device shall be fitted with properly located test cock. When the inlet pressure is two pounds per square inch or less, the relief valve shall open to the atmosphere. To be approved these assemblies must be readily accessible for in -line testing and maintenance and be installed in location where no part of the assembly will be submerged.
Backpressure" means backflow caused by a pump, elevated tank, boiler or other means that could create pressure within the system greater than the supply pressure.
Back siphonage" means the flow of water or other liquids, mixtures or substances into the distribution pipes of a potable water supply from any source other than its intended source caused by the reduction of pressure in the potable water supply system.
City" means the city of Lathrop.
Contamination" means an impairment of the quality of the potable water by sewage, industrial fluids or waste liquids, compounds or other materials to a degree which creates an actual or potential hazard to the public health through poisoning or through the spread of disease.
Cross -connection" means any physical connection or arrangement of piping or fixtures between two otherwise separate piping systems, one of which contains potable water and the other non -potable water or industrial fluids of questionable safety, through which, or because of which, backflow may occur into the potable water system. This would include any temporary connections, such as swing connections, removable sections, four- way plug valves, spools, dummy section of pipe, swivel or change -over devices or sliding multi -port tube.
Cross -connections ( controlled)" means a connection between a potable water system and a nonpotable water system with an approved backflow prevention assembly properly installed and maintained so that it will continuously afford the protection commensurate with the degree of hazard.
Cross -connection control by containment" means the installation of an approved backflow prevention assembly at the water service connection to find and permanently eliminate or control all actual or potential cross -connections within the customer' swater system; or, it shall mean the Installation of an approved backflow prevention assembly on the service line leading to and supply a portion of a customer' swater system where there are actual or potential cross -connections which cannot be effectively eliminated or controlled at the point of the cross - connection.
General manager" means the general manager of the city, or his or her designated agent in charge of the water departmen- of the city City Engineer, or the city official, or his or her duly authorized anent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City water system., who is invested with the authority and responsibility for the implementation of an effective cross -connection control program and for the enforcement of the provisions of this chapter.
Hazard, Degree of. "Degree of hazard" means the term is derived from an evaluation of the potential risk to public health and the adverse effect of the hazard upon the potable water system.
Hazard, Health. "Health hazard" means any condition, device or practice in the water supply system and its operation which could create, or in the judgment of the State Department of Health Services, local health agency or the general manager may create a danger to the health and well- being of the water consumer.
Hazard, Plumbing. "Plumbing hazard" means a plumbing -type cross - connection in a consumer' spotable water system that has not been properly protected by an approved air - gap or approved backflow prevention assembly.
Hazard, Pollutional. " Pollutional hazard" means an actual or potential threat to the physical properties of the water system or to the potability of the public or the consumer' spotable water system, but which would constitute a nuisance or be aesthetically objectionable or could cause damage to the system or its appurtenances, but would not be dangerous to health.
Hazard, System. "System hazard" means an actual or potential threat of severe damage to the physical properties of the public potable water system or the consumer' spotable water system or of a pollution or contamination which would have a protracted affect on the quality of the potable water in the system.
Health officer" means State Department of Health Services Officer or a representative or the local health agency representative.
Industrial fluids systems" means any system containing a fluid or solution which may be chemically, biologically or otherwise contaminated or polluted in a form or concentration such as would constitute a health, system, pollutional or plumbing hazard if introduced into an approved water supply. This may include, but not be limited to: polluted or contaminated waters; all types of process waters and used waters originating from the public potable water system which may have deteriorated in sanitary quality; chemicals in fluid form; plating acids and alkalines, circulating cooling waters connected to an open cooling tower and/ or cooling towers that are chemically or biologically treated or stabilized with toxic substances; contaminated natural waters such as from well, springs, streams, rivers, bays, harbors, seas, irrigation canals or systems, and the like; oils, gases, glycerine, paraffins, caustic and acid solutions and other liquid and gaseous fluids used in industrial or other purposes or for firefighting purposes.
Pollution" means the presence in water of any foreign substance ( organic, inorganic, radiological or biological) which tends to degrade its quality so as to constitute a hazard or impair the potability or usefulness.
Public water system" means any potable water supply approved by or under the public health supervision of a public health agency of the state or local health agency.
Service connection" means the point at which the public piping begins. If a meter is installed as part of public water system then the term " service connection" shall mean the stream end of the meter.
Water, Nonpotable. " Nonpotable water" means water which is not safe for human consumption or which is of questionable potability.
Water, Potable. "Potable water" means any water which, according to recognized standards, is safe for human consumption.
Water service connection" means the terminal end of a service connection from the public potable water system; that is, where the water purveyor loses jurisdiction and sanitary control over the water at its point of delivery to the customer' swater system. If a meter is installed at the end of the service connection, then the service connection shall mean the downstream end of the meter. There should be no unprotected takeoffs from the service line ahead of any water
meter or any backflow prevention assembly located at the point of delivery to the customer' s system. "Service connection" shall also include water service connections from a fire hydrant and all other temporary or emergency water service connections from the public potable water system.
Water, Used. "Used water" means any water supplied by a water purveyor from a public potable water system to a consumer' swater system after it has passed through the point of delivery and is no longer under the sanitary control of the water purveyor.
Water purveyor" means any person, corporation, public utility, municipality, district or other agency or institution that operates a public water system.
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EXHIBIT E
Title 13. Public Services
Chapter 13.6 SEWER SERVICE SYSTEM
13.6. 010 Definitions.
For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
Billing unit ( BU)" means 1, 000 gallons or any portion thereof of sewage, sewerage or wastewater discharged by a nonresidential user.
Biochemical oxygen demand ( BOD)" means the measure of decomposable organic material in domestic or industrial wastewaters as represented by the oxygen utilized over a period of five days at 20 degrees Centigrade and as determined by the appropriate procedure in Standard Methods."
Boron" means naturally occurring element that in high concentrations is toxic to plant life.
Chemical oxygen demand ( COD)" means the measure of chemically decomposable material in domestic or industrial wastewater as represented by the oxygen utilized as determined by the appropriate procedure described in " Standard Methods." Chloride (CI)" means anion typically associated with various salt compounds.
Chlorine demand" means the difference between the amount of chlorine added to a wastewater sample and the amount remaining at the end of a 30 minute period as determined by the procedures given in " Standard Methods." City" means the city of Lathrop.
City council" or "council" means the city council of the city of Lathrop.
City manager" or "manager" means the city manager of the city of Lathrop.
Citywide user" means any user who has the ability to discharge to the Manteca facility.
Commercial use" means use of the sewage system by an entity or for a business which is operated with regard to, or designed for profit, or for a trade or professional use, such as a medical office. For the purpose of this chapter, commercial use includes business or entities which would be commercial in nature, except that they are organized for a nonprofit purpose.
Commercial use does not include industrial use.
Commodity rate" means charge based upon estimated volume of wastewater generated.
Crossroads facility" means the wastewater treatment facility owned and operated by the city and located in the Crossroads Industrial Park.
Crossroads user" means any user who has the ability to discharge to the Crossroads Facility.
Discharger" means any person that discharges or causes a discharge to a public sewer.
Dissolved solids" or " dissolved matter" means the solid matter in solution in the wastewater; dissolved solids shall be obtained by evaporation of a sample from which all suspended matter has been removed by filtration, as determined by the procedures in " Standard Methods."
Domestic wastewater" means the water -carried wastes produced from nonindustrial activities and which result from normal human living processes.
Effluent" means the liquid outflow of any facilities designed to treat, convey or retain wastewater.
Electrical conductivity" means the measure of a solution' sability to conduct current between two electrodes and general indicator of a solution' ssalt content.
Force main" means a closed sewer line designed to operate under pressure at higher velocities than gravity sewers. This allows for the use of smaller lines and the elimination of manholes.
Governmental use" means use of the sewage system by hospitals, schools, rest homes, churches, community centers or equivalent uses, where the waste produced is in the nature of domestic wastewater, and the use is not a commercial, industrial or residential use.
Gravity separation interceptor" means any facility designed, constructed and operated for the purpose of removing and retaining dangerous, deleterious or prohibited constituents from wastewater by differential gravity separation before discharge to the public sewer.
Gravity sewer" means a pipeline laid at a gradient to grade elevation to allow for gravity flow.
Manholes are spaced at intervals along the line for cleanouts. The pipeline is not designed to operate under pressure.
House connection" means the sewer connecting the building sewer or building waste drainage system to the public sewer for the purpose of conveying domestic wastewater.
Industrial connection sewer" means the sewer connecting the building waste drainage system to the public sewer for the purpose of conveying industrial wastewater.
Industrial use" means use of the sewage system by an entity engaged in activity related to manufacturing, processing of material or the production of goods or services on a large scale, as distinguished from retail commercial establishments. In case of a question as to whether the use is industrial or commercial, the public works director shall decide, and the decision of the public works director shall be final, except as provided in Section 13.6. 290.
Industrial wastewater" means all water -carried wastes and wastewater of the community, excluding domestic wastewater and uncontaminated water, and shall include all wastewater from any producing, manufacturing, processing, institutional, commercial, agricultural or other operation where the wastewater discharged includes significant quantities of wastes of nonhuman origin.
Inspector" means a person authorized by the public works director to inspect the construction and completion of sewage collection systems, transmission lines, gravity sewers, force mains, treatment and disposal facilities, service laterals and service connection sewers.
Lateral sewer," "collecting sewer" or " main line sewer" means the public sewer, usually six inches or larger in diameter, used to collect wastewater from house connection and industrial connection sewers and to transport it to trunk sewers.
Local sewering agency" means the city or the public agency legally authorized to construct, maintain and operate a system of lateral or collecting sewers.
Manteca facility" means the wastewater facility owned and operated by the city of Manteca and to which the city has the right to discharge wastewater, sewage and sewerage generated by persons in the city for treatment and disposal.
Nonresidential use" means a use of the sewage system by a person, including, but not limited to, all businesses; corporations; companies; partnerships; stores; commercial warehouses; hospitals; educational, health care, military and correctional institutions; multiple -family dwelling units of four or more units; and other entities utilizing either the Manteca facility or the Crossroads facility, including commercial uses, governmental and industrial uses. "Nonresidential uses" include all uses other than residential uses, as defined in this section.
Peak flow rate" means the average rate of flow during any continuous three- hour period that produces a maximum quantity.
Person" means any individual, partnership, committee, association, corporation, public agency and any other organization or group of persons, public or private. pH" means the measure of solution' shydrogen ion concentration and indicator of acid -base properties.
Public corporation" means the state of California and any political subdivision therefor, any incorporated municipality therein, any public agency of the state or any political subdivision thereof; or any corporate municipal instrumentality of the state.
Public sewer" means any sewer dedicated to public use and whose use is controlled by a public corporation.
Public works director" or " director" means the pub is works director o the city of Lathrop. City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City sewer system
Radioactive material" means material containing chemical elements that spontaneously change their atomic structure by emitting any particles, rays or energy forms.
Residential use" means a use of the sewage system by a person who generates domestic wastewater, as by single- family dwelling unit or multiple -family dwelling units, where such use is not a commercial, industrial or institutional use.
Sewage" or " sewerage" means wastewater.
Sewage pumping plant" or " lift station" means any facility designed and constructed to raise wastewater in elevation or to overcome head losses due to pipeline friction.
Sewerage system" means a network of wastewater collection, conveyance, treatment and disposal facilities interconnected by sewers, and owned by the city or a network of wastewater collection and conveyance facilities owned by others.
Sodium ( Na+)" means the cation typically associated with various salt compounds.
Solid wastes" mean the non - liquid carried wastes normally considered to be suitable for disposal with refuse at sanitary landfill refuse disposal sites.
Standard methods" mean the current edition of "Standard Methods for the Examination of Water and Wastewater" as published by the American Public Health Association.
Stand- by charge" means a charge levied against certain enumerated properties based upon the ability of the person against whom such charge is levied to discharge sewage, sewerage or wastewater into the sewerage system.
Street" or " road" means any public highway, road, street, avenue, way, alley, easement or right- of- way.
Substantial industrial discharger ( SID)" means one whose discharge contributes more than 10, 000 gallons per day ( excluding sanitary, non -contact cooling and boiler blow -down water), or whose discharge contributes a process waste -stream which makes up 10% or more of the average dry weather hydraulic or organic capacity of the city' s wastewater treatment plant.
Suspended solids" or "suspended matter" means the insoluble solid matter suspended in wastewater that is separable by laboratory filtration in accordance with the procedure described in " Standard Methods."
TDS ( total dissolved solids)" means a measure of the amount of solids dissolved in a solution.
TKN (total Kjeldahl nitrogen)" means a combined measure of ammonia ( NH3), ammonium NH4),+ and organic nitrogen present in a sample. In raw wastewater, the majority of nitrogen is in the form of ammonia, ammonium, and organic nitrogen.
Total nitrogen" means a measure of the following forms of nitrogen: ammonia ( NH3), ammonium ( NH4),+ organic nitrogen, nitrite ( NO2), and nitrate ( NO3).
Trunk sewer" means a sewer constructed, maintained and operated by the city that conveys wastewater to city facilities and into which lateral and collecting sewers discharge.
TSS ( total suspended solids)" means a measure of the amount of non -dissolved solids in a solution. This value is determined by how much material can be removed by screening with a filter of a specified pore size.
Uncontaminated water" means any wasted water of the community not contaminated or polluted with wastewater and which is suitable or could readily be made suitable for discharge to the municipal storm water drainage system.
User" means a discharger, or the legal owner of premises served, as provided in this chapter.
User classification" means classification of nonresidential users based on anticipated BOD and suspended solids.
User rates" mean the charges to each user of the city' ssewerage system for the privilege of discharging wastewater, sewer and/ or sewerage into the system.
Wastewater" means the water carrying wastes of the community derived from human or industrial sources, including domestic wastewater and industrial wastewater.
Wastewater discharge permit" means a permit issued to all substantial industrial dischargers SID), significant industrial users ( SIU), and any other users that discharge to the city' s wastewater system a waste, of substantial volume or of a concentration, that the director of public works deems significant and therefore requires a permit.
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EXHIBIT F
Title 13. Public Services
Chapter 13. 24 UNDERGROUND UTILITY DISTRICTS
13. 24. 010 Definitions.
For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
Clerk" means the city clerk of the city of Lathrop.
Commission" means the Public Utilities Commission of the state of California.
Director of Public Works" means the City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City underground utility system Person" shall mean and include individuals, firms, corporations, partnerships and their agents and employees.
Poles," "overhead wires" and " associated overhead structures" mean poles, towers, supports, wires, conductors, guys, stubs, platforms, crossarms, braces, transformers, insulators, cutouts, switches, communication circuits, appliances, attachments and appurtenances located above ground within a district and used or useful in supplying electric, communication or similar or associated service.
Underground utility district" or "district" means that area in the county within which poles, overhead wires and associated overhead structures are prohibited as such area is described in a resolution adopted pursuant to the provisions of Section 13. 24. 030.
Utility" shall include all persons or entities supplying electric, communication or similar or associated service by means of electrical materials or devices.
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Chapter 13. 26 SEWER USE AND INDUSTRIAL WASTEWATER
REGULATIONS
13. 26. 010 General provisions.
A. Purpose and Policy. This chapter sets forth uniform requirements for users of the publicly owned treatment works for the city of Lathrop and enables the city to comply with all applicable state and federal laws, including the Clean Water Act (33 United States Code 1251 et seq.). The objectives of this chapter are:
1. To prevent the introduction of pollutants into the publicly owned treatment works that will interfere with its operation;
2. To prevent the introduction of pollutants into the publicly owned treatment works that will pass through the publicly owned treatment works, inadequately treated, into receiving waters, or otherwise be incompatible with the publicly owned treatment works;
3. To protect both publicly owned treatment works personnel who may be affected by wastewater and sludge in the course of their employment and the general public;
4. To promote reuse and recycling of industrial wastewater and sludge from the publicly owned treatment works;
5. To enable the city to comply with its national pollutant discharge elimination system permit conditions, sludge use and disposal requirements, and any other federal, state, or county laws to which the publicly owned treatment works is subject.
B. Condition or Denial of Waste Discharge. This chapter establishes the right of the city to condition or deny any waste discharge into the city sewer system. The chapter authorizes the issuance of wastewater discharge permits; provides for monitoring, compliance, and enforcement activities; establishes administrative review procedures; requires user reporting; and provides for the setting of fees for the equitable distribution of costs resulting from the program established in this chapter.
C. Administration. Except as otherwise provided herein, the director of public works shall administer, implement, and enforce the provisions of this chapter. Any powers granted to or duties imposed upon the director of public works may be delegated by the director of public works.
D. Abbreviations.
BOD Biochemical Oxygen Demand
CFR Code of Federal Regulations
COD Chemical Oxygen Demand
EPA U. S. Environmental Protection Agency
gpd gallons per day
mg/ L milligrams per liter
pg/ L micrograms per liter
NPDES National Pollutant Discharge Elimination System
POTW Publicly Owned Treatment Works
RCRA Resource Conservation and Recovery Act
SIC Standard Industrial Classification
TDS Total Dissolved Solids
TSS Total Suspended Solids
U. S. C.United States Code
WWTP Wastewater Treatment Plant
E. Definitions. Unless a provision explicitly states otherwise, the following terms and phrases, as used in this chapter, shall have the meanings hereinafter designated:
Act" or "the Act" means the Federal Waste Pollution Control Act, also known as the Clean Water Act, as amended, 33 U. S. C. Section 1251 et seq.
Additional inclusions" means violations of compliance schedule milestones, by 90 days or more after the schedule date; failure to provide reports within 30 days from the due date; failure to accurately report noncompliance and any other violation or group of violations that the city considers to be significant.
Agent" means any person designated, or retained by the city, to conduct monitoring of businesses regulated under this chapter.
Approval authority" means the state of California Regional Water Quality Control Board — Central Valley Region ( RWQCB- CVR). Authorized representative of the user.
1. If the user is a corporation:
a. The president, secretary, treasurer, or a vice- president of the corporation in charge of a principal business function, or any other person who performs similar policy or decision -making functions for the corporation; or
b. The manager of one or more manufacturing, production, or operation facilities employing more than 250 persons or having gross annual sales or expenditures exceeding twenty- five million dollars ($ 25, 000,00. 0) (in second- quarter 1980 dollars), if authority to sign documents has been assigned or delegated to the manager in accordance with corporate procedures.
2. If the user is a partnership or sole proprietorship: a general partner or proprietor, respectively.
3. If the user is a federal, state, or local governmental facility: a director or highest official appointed or designated to oversee the operation and performance of the activities of the government facility, or their designee.
4. The individuals described in subsections A through C of this section, may designate another authorized representative if the authorization is in writing, the authorization specifies the individual or position responsible for the overall operation of the facility from which the discharge originates or having overall responsibility for environmental matters for the company, and the written authorization is submitted to the city.
Biochemical oxygen demand ( BOD)" means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedures for five days at 20 degrees centigrade, usually expressed as a concentration measured in milligrams per liter mg/ I).
Categorical pretreatment standard" or " categorical standard" means any regulation containing pollutant discharge limits promulgated by EPA in accordance with Sections 307( b) and ( c) of the Act (33 U. S. C. Section 1317) which apply to a specific category of users and which appear in 40 CFR Chapter I, Subchapter N, Parts 405-71.
City" means the city of Lathrop, California; the city council of Lathrop; or other duly authorized official of the city of Lathrop. The city official is responsible for implementation of this chapter.
Director of public works" means the city official, or his or her duly authorized agent, responsib e for imp ementation o' this chapter. City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City sewer system.
Discharger" means any person discharging industrial waste to the city sanitary sewer system. This term specifically includes any categorical user connected to the city sanitary sewer, whether or not they discharge process wastewater. It also includes any facilities with a reasonable potential for discharging significant quantities of industrial waste, whether or not they are currently discharging process wastewater.
Environmental Protection Agency" or "EPA" means the U. S. Environmental Protection Agency, or where appropriate, the regional water management division director, or other duly authorized official of such agency.
Existing source" means any source of discharge, the construction or operation of which commenced prior to the publication by EPA of proposed categorical pretreatment standards, which will be applicable to such source if the standard is thereafter promulgated in accordance with Section 307 of the Act.
Fat, oil and grease ( FOG)" is defined by the method of analysis. As applicable to this chapter, "fat, oil and grease ( FOG)" means the total n -hexane extractable material ( HEM) as measured in EPA Method 1664. Petroleum based FOG, or O and G, is the portion of the material measured in the EPA Method 1664 as the silica -gel treated n -hexane extractable material ( SGT -HEM). "Animal/ vegetable- based FOG" means the mathematical difference between the total n -hexane extractable material and the silica -gel treated n -hexane extractable M materials measured in EPA Method 1664.
Grab sample" means a sample which is taken from a wastestream without regard to the flow in the wastestream and over a period of time not to exceed 15 minutes.
Indirect discharge" or " discharge" means the introduction of pollutants into the POTW from any non -domestic source regulated under Sections 307( b), ( c), or (d) of the Act.
Interference" means a discharge, which alone or in conjunction with a discharge or discharges from other sources, inhibits or disrupts the POTW, its treatment processes or operations or its sludge processes, use or disposal; and therefor, is a cause of a violation of the city' s
NPDES permit or of the prevention of sewage sludge use or disposal in compliance with any of the following statutory/ regulatory provisions or permits issued thereunder, or any more stringent state or local regulations: Section 405 of the Act; the Solid Waste Disposal Act, including Title II commonly referred to as the Resource Conservation and Recovery Act RCRA); standards for the use and disposal of sewage sludge (40 CFR 503); the Clean Air Act; the Toxic Substances Control Act; and the Marine Protection, Research, and Sanctuaries Act.
Medical waste" means isolation wastes, infectious agents, human blood and blood products, pathological wastes, sharps, body parts, contaminated bedding, surgical wastes, potentially contaminated laboratory wastes and dialysis wastes.
Municipal Code" means the Lathrop Municipal Code of chapters.
New source" means:
1. Any building, structure, facility, or installation from which there is ( or may be) a discharge of pollutants, the construction of which commenced after the publication of proposed pretreatment standards under Section 307( c) of the Act which will be applicable to such source if such standards are thereafter promulgated in accordance with that section, provided that:
a. The building, structure, facility, or installation is constructed at a site at which no other source is located;
b. The building, structure, facility, or installation totally replaces the process or production equipment that causes the discharge of pollutants at an existing source; or
c. The production of wastewater generating processes of the building, structure, facility, or installation is substantially independent of any existing source at the same site. In determining whether these are substantially independent, factors such as the extent to which the new facility is engaged in the same general type of activity as the existing source, should be considered.
2. Construction on a site at which an existing source is located results in a modification rather than a new source if the construction does not create a new building, structure, facility, or installation meeting the criteria of above subsections but otherwise alters, replaces, or adds to existing process or production equipment.
3. Construction of a new source as defined under this subsection has commenced if the owner or operator has:
a. Begun, or caused to begin, as part of a continuous on -site construction program. i. Any placement, assembly, or installation of facilities or equipment; or ii. Significant site preparation work, including clearing, excavation, or removal or existing buildings, structures, or facilities which is necessary for the placement, assembly, or installation of new source facilities or equipment. b. Entered into a binding contractual obligation for the purchase of facilities or equipment which is intended to be used to its operation within a reasonable time.
Options to purchase or contracts which can be terminated or modified without substantial loss, and contracts for feasibility, engineering, and design studies do not constitute a contractual obligation under this subsection.
Noncontact cooling water" means water used for cooling which does not come into direct contact with any raw material, intermediate product, waste product, or finished product.
Pass through" means a discharge which exits the POTW into waters of the United States in quantities or concentrations which, alone or in conjunction with a discharge or discharges from other sources, is a cause of a violation of any requirement of the city' s NPDES permit,
including an increase in the magnitude or duration of a violation.
Person" means any individual, partnership, co -partnership, firm, company, corporation, association, joint stock company, trust, estate, governmental entity, or any other legal entity; or their legal representatives, agents, or assigns. This definition includes all federal, state and local governmental entities.
pH" means a measure of the acidity or alkalinity of a solution, expressed in standard units.
Pollutant" means dredged spoil, solid waste, incinerator residue, filter backwash, sewage, garbage, sewage sludge, munitions, medical wastes, chemical wastes, biological materials, radioactive materials, heat, wrecked or discarded equipment, rock, sand, cellar dirt, municipal, agricultural and industrial wastes, and certain characteristics of wastewater ( e.g., pH, temperature, TSS, TDS, turbidity, color, BOD, COD, toxicity, or odor).
Pretreatment" means the reduction of the amount of pollutants, the elimination of pollutants, or the alteration of the nature of pollutant properties in wastewater prior to, or in lieu of, introducing such pollutants into the POTW. This reduction or alteration can be obtained by physical, chemical, or biological processes; by process changes; or by other means, except by diluting the concentration of the pollutants unless allowed by an applicable pretreatment standard.
Pretreatment requirements" means any substantive or procedural requirement related to pretreatment imposed on a user, other than a pretreatment standard.
Pretreatment standards" or " standards" means prohibited discharge standards, categorical pretreatment standards, and local limits.
Process wastewater" means any water, which during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by- product, or waste product.
Prohibited discharge standards" or " prohibited discharges" means absolute prohibitions against the discharge of certain substances; these prohibitions appear in Sections 13. 26. 020( A) and (B) of this chapter.
Publicly owned treatment works ( POTW)" means a treatment works, as defined by Section 212 of the Act ( 33 U. S. C. Section 1292) which is owned by the city. This definition includes any devices or systems used in the collection, storage, treatment, recycling, and reclamation of sewage or industrial wastes of a liquid nature and any conveyances which convey wastewater to a treatment plant.
Septic tank waste" means any sewage from holding tanks such as vessels, chemical toilets, campers, trailers and septic tanks.
Service area" means the geographical area served by a specific wastewater treatment plant.
Sewage" means human excrement and gray water ( household showers, dishwashing operations, etc.)
Shall" is mandatory and " may" is permissive.
Significant industrial user" means:
1. A user subject to categorical pretreatment standards; or
2. A user that:
a. Discharges an average of 25, 000 gpd or more of process wastewater to the POTW excluding sanitary, noncontact cooling, and boiler blowdown wastewater), b. Contributes a process wastestream which makes up five percent or more of the average dry weather hydraulic or organic capacity of the POTW treatment plant, or c. Is designated as such by the city on the basis that it has a reasonable potential for adversely affecting the POTW' soperation or for violating any pretreatment standard or requirement;
3. Upon a finding that a user meeting the criteria in above subsection of this section, has no reasonable potential for adversely affecting the POTW' s operation or for violating
any pretreatment standard or requirement, the city may at any time, on its own initiative or in response to a petition received from a user, and in accordance with procedures in 40 CFR 403. 8( f)(6), determine that such user should not be considered a significant industrial user.
Slug load" or "slug" means any discharge of a nonroutine, episodic nature, including, but not limited to, a bypass of the pretreatment system, or a noncustomary batch discharge released at a flow rate or concentration which could cause a violation of the prohibited discharge standards in Section 13. 26. 020 of this chapter.
Standard Industrial Classification (SIC) Code" means a classification pursuant to the standard industrial classification manual issued by the United States Office of Management and Budget.
Storm water" means any flow occurring during or following any form of natural precipitation, and resulting from such precipitation, including snowmelt.
Total suspended solids" means the total suspended matter that floats on the surface of, is suspended in, water, wastewater, or other liquid, and which is removable by laboratory filtering.
User" or " industrial user" means a source of indirect discharge.
Wastewater" means liquid and water -carried industrial wastes and sewage from residential dwellings, commercial buildings, industrial and manufacturing facilities, and institutions, whether treated or untreated, which are contributed to the POTW.
Wastewater treatment plant" or " treatment plant" means that portion of the POTW which is designed to provide treatment of municipal sewage and industrial waste.
Language Removed will be shown in RED STRIKETHROUGH
Revised Language will be shown in BLUE UNDERLINE
EXHIBIT H
Title 13. Public Services
Chapter 13. 28 STORMWATER MANAGEMENT AND DISCHARGE
CONTROL
13. 28. 00 Definitions and abbreviations.
Any terms defined in the Federal Clean Water Act and acts amendatory thereof of supplementary thereto, and/ ordefined in the regulations for the stormwater discharge permitting program issued by the Environmental Protection Agency on November 16, 1990 as from time to time be amended) as used in this chapter shall have the same meaning as in that statute or regulations. Specifically, the definitions of the following terms included in that statute or regulations are hereby incorporated by reference, as now applicable or as may hereafter be amended: discharge, illicit discharge, pollutant, and stormwater. These terms and other terms presently are defined as follows:
For purposes of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning:
Accelerated erosion" means erosion caused by development activities that exceeds the natural processes by which the surface of the land is worn away by the action of water, wind, or chemical action.
Authorized enforcement official" or "Enforcement official" means the city engineer, or respective designee( s) of the city engineer that is/ are authorized to enforce the provisions of this chapter.
Best management practices" ("BMPs") means schedule of activities, prohibitions of practices, general good housekeeping practices, pollution prevention and education practices, maintenance procedures, and other management practices found in the SWPPP to prevent or reduce, to the maximum extent practicable, the discharge of pollutants directly or indirectly to the waters of the United States ( 33 CFR Section 328.). Best management practices include treatment requirements; operating procedures; practices to control site runoff, spillage, or leaks, sludge, waste disposal, and drainage from materials storage; erosion and sediment control practices; and the prohibition of specific activities, practices, and procedures, and such other provisions as the city determines appropriate for the control of pollutants.
Building" means any structure, either temporary or permanent, having walls and a roof, designed for the shelter of any person, animal, or property, and occupying more than 100 square feet of area.
Channel" means a natural or artificial watercourse with a definite bed and banks that conducts continuously or periodically flowing water.
City" means the city of Lathrop.
City storm drain system" means and includes, but is not limited to, any of those facilities within the city by which stormwater may be conveyed to waters of the United States, including any roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, man-ade channels or storm drains, which is not part of a publicly owned treatment works ("POTW") as defined at 40 CFR, Section 122. 2.
Clean Water Act" means the Federal Water Pollution Control Act (33 U. S. C. Section 1251 et seq.), and any subsequent amendments thereto.
Construction activity" includes any public or private projects involving roadwork, paving, utility installation, structural construction ( new or redevelopment), demolition, grading, excavation, or landscaping that has soil disturbance or has pollutants exposed to stormwater.
It does not include routine maintenance to maintain original line and grade, hydraulic capacity, or original purposes of a facility, nor does it include emergency construction activities required to immediately protect public health and safety.
Detention" means the temporary storage of storm runoff in a stormwater management practice with the goals of controlling peak discharge rates and providing gravity settling of pollutants.
Detention facility" means a detention basin or alternative structure designed for the purpose of temporary storage of stream flow or surface runoff and gradual release of stored water at controlled rates.
Developer" means a person who undertakes land disturbance activities.
Development" means any new construction, rehabilitation, redevelopment or reconstruction of any public or private residential project ( whether single -or multifamily planned unit development); industrial, commercial, retail and other nonresidential projects, including public agency projects; or grading for future construction.
Discharge" means any addition of any pollutant to the city storm drain system, including creeks, ditches, culverts and gutters, from any point source.
En- orcement officia " means the director of pub is wor< s, or designee, or any agent of city of Lathrop authorized to enforce comp iance with this chapter.
Erosion and sediment control plan" means a plan that is designed to minimize the accelerated erosion and sediment runoff at a site during construction activities.
Hazardous materials" means any material, including any substance, waste, or combination thereof, which because of its quantity, concentration of physical, chemical, or infectious characteristics may cause, or significantly contribute to, a substantial present or potential hazard to human health, safety, property, or the environment when properly treated, stored, transported, disposed of or otherwise managed ( California Health and Safety Code Section 25117).
Hazardous waste" means any material, including any substance, waste or combination thereof, that because of its quality, concentration or physical, chemical or infectious characteristics, may cause, or significantly contribute to, a substantial present or potential hazard to human health, safety, property or the environment, when improperly treated, stored, transported, disposed of, or otherwise managed ( California Health and Safety Code Section 25117).
Illegal discharge" means any discharge to the stormwater conveyance system that violates this chapter, or is prohibited by federal, state or local laws, or that degrades the quality of receiving waters in violation of any plan standard.
Illicit connection" means either:
1. Any drain or conveyance, whether on the surface or subsurface, which allows an illegal discharge to enter the storm drain system, including, but not limited to, any conveyances which allow any non- stormwater discharge including sewage, process wastewater, and wash water to enter the storm drain system from indoor drains and sinks, regardless of whether such drain or connection had been previously allowed, permitted, or approved by a government agency; or
2. Any drain or conveyance connected from a commercial or industrial land use to the storm drain system which has not been documented in plans, maps, or equivalent records and approved by the city.
Industrial activity" means any activity subject to an NPDES industrial permit, as defined in 40 CFR, Section 122. 26( b)( 14).
Infiltration" means the process of percolating stormwater into the subsoil.
Infiltration facility" means any structure or device designed to infiltrate retained water to the subsurface. These facilities may be above grade or below grade.
Land disturbance activity" means any activity that changes the volume or peak flow discharge rate of rainfall runoff from the land surface. This may include the grading, digging, cutting, scraping, or excavating of soil, placement of fill materials, paving, construction, substantial removal of vegetation, or any activity which bares soil or rock or involves the diversion or piping of any natural or man-ade watercourse.
Maintenance agreement" means a legally recorded document that acts as a property deed restriction, and which provides for long- term maintenance of stormwater management practices.
National Pollutant Discharge Elimination System ( NPDES) permit" means a permit issued by the Regional Water Quality Control Board or the State Water Resources Control Board, pursuant to Division 7, Chapter 5. of the California Water Code ( commencing with Section 13370), to control discharges from point sources to waters of the United States.
Non- commercial vehicle washing" means the washing and rinsing of passenger vehicles on private property in which no commercial enterprise or non- profit fundraising is being conducted in the washing of those vehicles.
Non -point source pollution" means pollution from any source other than from any discernible, confined, and discrete source, and shall include, but not be limited to, pollutants from agricultural, mining, construction, subsurface disposal and urban runoff sources.
Non- stormwater discharge" means any discharge to the stormwater conveyance system that is not entirely composed of stormwater except those exemptions noted within an NPDES permit and this chapter.
Notice of intent" ("NOI") means a document filed with the State Water Resources Control Board which can be used to clearly identify the responsible parties, locations, and scope of operations of dischargers covered by the general NPDES permit and to document the discharger' sknowledge of the requirements for a SWPPP.
Person" means any person, firm, corporation, business entity, or public agency, whether principal, agent, employee or otherwise.
Pollutant" means any contaminant that can degrade the quality of the receiving water in violation of any water quality standard or NPDES permit. Pollutants may include, but are not limited to: paints, varnishes, and solvents; oil and other automotive fluids; non -hazardous liquid and solid wastes and yard wastes; refuse, rubbish, garbage, litter, or other discarded or abandoned objects, articles and accumulations that may cause or contribute to pollution; floatables; pesticides, herbicides, and fertilizers; hazardous substances and wastes; sewage, fecal coliform and pathogens; dissolved and particulate metals; animal wastes; wastes and residues that result from constructing a building or structure ( including, but not limited to, sediments, slurries, and concrete rinsates); and noxious or offensive matter of any kind. The term " pollutant" shall also include any increment of increase in the total volume or rate of stormwater runoff resulting from any activity or development occurring after the effective date of the ordinance codified in this chapter.
Porter -Cologne Act" means the Porter -Cologne Water Quality Control Act (California Water Code Section 13000 et seq.) and any subsequent amendments thereto.
Premises" means any building, lot, parcel of land or portion of land whether improved or unimproved, including adjacent sidewalks and parking strips.
Public works director" or " director of public works" means the pub is wor< s director of the city of Lathrop. City Engineer, or the city official, or his or her duly authorized agent, responsible for the implementation of this chapter, including but not limited to, the duly appointed manager of the City storm drain system.
Redevelopment" means any land disturbing activity occurring on existing developed property.
Regional board" means the state of California Regional Water Quality Control Board, Central Valley Region.
SSJID shared facilities" means facilities owned by the South San Joaquin Irrigation District SSJID) that are also used by the city of Lathrop for storm drainage.
Stormwater" means surface runoff and drainage associated with storm events, which is free of pollutants.
Stormwater conveyance system" means those artificial and natural facilities within the city of Lathrop, whether publicly or privately owned, by which stormwater may be conveyed to a watercourse or waters of the United States, including without limitation, any roads with drainage systems, streets, catch basins, natural and artificial channels, aqueducts, stream beds, gullies, curbs, gutters, ditches, open fields, parking lots, impervious surfaces used for parking, and natural and artificial channels or storm drains.
Stormwater management" means the use of structural or nonstructural practices that are designed to reduce stormwater runoff pollutant loads, discharge volumes, and/ or peak flow discharge rates.
Stormwater pollution prevention plan ( SWPPP)" means a document that describes the best management practices to be implemented by the owner or operator of a business, commercial development, residential development, or construction project, to eliminate nonstormwater discharges and/ orto reduce, to the maximum extent practicable ( as defined by the State of California Regional Water Quality Control Board), pollutant discharges to the stormwater conveyance system.
Stormwater treatment facility" means a device installed or constructed to reduce or control stormwater peak runoff rates or to reduce stormwater contaminants, including, but not limited to, the construction of vegetated channels, grass filter strips, detention ponds, retention and percolation ponds, infiltration devices, wetlands, oil/ water separators, catch basin screens or filters, and proprietary stormwater treatment devices.
Surface water" means all water naturally open to the atmosphere (rivers, lakes, reservoirs, ponds, streams, impoundments, seas, estuaries, etc.) and all springs, wells, or other collectors directly influenced by surface water.
Urban runoff means any flow of water originating from urban areas, including, but not limited to, rain, irrigation, wash water, and air conditioning condensate.
Watercourse" means any natural stream, whether flowing continuously or not, that is fed from permanent or natural sources, and includes, without limitation, rivers, creeks, runs and rivulets.
Waters of the United States" means surface watercourses and water bodies as defined in 40 CFR, Section 122. 2, including all natural waterways and definite channels and depressions in the earth that may carry water, even though such waterways may only carry water during rains and storms and may not carry stormwater at and during all times and seasons.
Any term( s) defined in the Federal Clean Water Act, as amended, and/ or defined in the regulations for the stormwater discharge permitting program issued by the Environmental Protection Agency, as amended, and which are not specifically defined in this section, shall, when used in this chapter, have the same meaning as set forth in such act or regulation.
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