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1 RiversideCA.gov
1 RiversideCA.gov
WESTERN MUNICIPAL WATER
DISTRICT AND
RIVERSIDE PUBLIC UTILITIES
DROUGHT RESPONSE
City Council
June 14, 2022
Western Municipal Water District (Western)
and Riverside Public Utilities (RPU)
RiversideCA.gov
2 DROUGHT & REGULATORY TIMELINE (2014-2022)
2014
Governor declared
drought State of
Emergency
2015
Mandated statewide
cutbacks
April 2017
Drought emergency
lifted
2019
Drought
conditions
return
July 2021
Governor declared
drought emergency
(Voluntary 15%
reduction)
January 2022
The SWRCB
prohibits wasteful
water use
practices
Governor orders SWRCB adopt emergency regulation(s) requiring water providers to implement Level 2 shortage response actions and banning the irrigation of non-functional turf in the commercial, industrial, and institutional sectors.
SWRCB anticipates adopting new emergency drought regulations.
March 2022
May 2022
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3 Governor’s Executive Orderissued March
2022 requesting the SWRCB to adopt
an emergency regulations requiring:
• Water providers to implement response
actions of 10-20% shortage level
• Prohibition of the use of potable water to
irrigate non-functional turf in the
commercial, industrial, and institutional
sectors.
EMERGENCY DROUGHT REGULATIONS
RiversideCA.gov
4 SERVICE AREA
Riverside Public Utilities
Western Municipal
Water District
Eastern Municipal
Water District
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5 WESTERN SERVICE AREA
Established in 1954 to deliver imported
water
• Drinking water, wastewater,
recycled water, stormwater
capture/recharge, groundwater
management, and desalination
Located in western Riverside County
• 527 square miles | Pop. ~ 1 million
• 60,000 – 85,000 acre-feet of water
served annually
RiversideCA.gov
6 a. Specific to each water provider to
account for local conditions
(i.e. supply portfolio, rate structure,
constraints, etc.)
b. Water shortage levels with associated
demand reduction actions
WATER SHORTAGE CONTINGENCY PLAN
WSCP is a roadmap for a water supplier to follow
when a water shortage occurs.
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7 RPU and WMWD shortage stages
and demand reduction actions
WATER SHORTAGE CONTINGENCY PLAN
Agency Specific Toolbox
Outdoor Watering Restrictions
Customer Communication
Data Analytics
Price Signals
RiversideCA.gov
8 WATER SHORTAGE CONTINGENCY PLAN SIMILARITIES
Stage 2 | 20% Reduction Stage 2 | 15% Reduction
Automatic irrigation controllers adjusted
Repair leaks timely
Water features to recirculate water
Irrigation run-off restricted
Hose shut-off nozzles required
Hosing off sidewalks, driveways and other hardscapes prohibited RPU: Landscape watering between 6 PM-10 AM
Western: Landscape watering between 8 PM-8 AM
Landscape irrigation after 48 hours of rainfall
Landscape watering 3x per week
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9 WESTERN DROUGHT REGULATION RESPONSE
May 2021: Western began feeding Mills
Treatment Plant from Diamond Valley Lake
• Current reservoir storage in Diamond
Valley Lake is 68% full
• This action helps Western remain off
the State Water Project dependent
area list
Western’s Water Portfolio
38% Local Supply 62% Imported
RiversideCA.gov
10 WESTERN DROUGHT REGULATION RESPONSE
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11 RPU DROUGHT REGULATION RESPONSE
Compliance &
Enforcement
100% Local
Groundwater Supply
Bunker Hill: -8 ft/yr
Rialto-Colton: -0.5 ft/yr
Riverside North: -0.75 ft/yr
Riverside South: -0.5 ft/yr
Response to CII
non-functional turf
regulation
Demand Reduction
Actions
RiversideCA.gov
12 Regional Collaboration Efforts
JOINT MESSAGING
Fix all leaks and broken sprinklers.
Water landscaping at night to reduce
evaporation.
Reduce irrigation days to three days a week.
Replace your turf with water-wise plants.
Wash full loads of laundry and dishes.
Take shorter showers and use a low-flow
showerhead.
Wash your car at a carwash that recycles water,
instead of at home.
Clean driveways and walkways with a broom
instead of a hose.
We need trees and trees need water. Mulching
and low flow watering keep trees thriving.
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13 REBATES & RESOURCES
RPU Programs & Rebates
Western Programs & Rebates
Turf Replacement
Weather Based
Irrigation Controllers
Rotating Sprinkler Nozzles
Premium High Efficiency
Toilets
High Efficiency
Clothes
Washers
Additional Programs & Rebates available at:
RiversidePublicUtilities.com/Rebates | WMWD.com/Rebates RiversideCA.gov
14 SOLVE THE WATER CRISIS
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15 Priority #4 - Environmental Stewardship
Goal 4.2 - Sustainably manage local water resources to maximize reliability and advance water reuse to ensure safe, reliable, and affordable water to our community.
Cross-Cutting Threads
STRATEGIC PLAN ALIGNMENT
RiversideCA.gov
16 That the City Council receive an update on Riverside Public Utilities and Western Municipal Water
District’s response to the State Water Resources Control Board’s emergency drought regulations.
RECOMMENDATION
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