May 03, 2022Agenda Item 1
City Council Presentation
2022 Water Supplies
ATTACHMENT 1
• Lake Hennessey
• received 19 inches of rainfall
• 27 inches is annual average
• Lake Hennessey is at 84% capacity
as of April 18
• Storage 19,455 AF
• Milliken Reservoir is 100% capacity
as of April 18
• Storage 1,400 Af
• State Reservoirs are near 2014 &
2015 levels
• State Water Project allocation is 15%
2022 - Historic Dry Year Locally &
Regionally
2 ATTACHMENT 1
Action:
• 20% reduction from 2020 in May – October
• Irrigation season conservation will preserve 1,500
AF in Lake Hennessey
Target: Lake Hennessey will hold 60% (18,600 AF) in
November
2022 Drought Year
Water Plan: Supply and Use
3 Goal: Preserve water stored in Lake Hennessey
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
Focus on irrigation restrictions for all water users:
1. Residential and Commercial Irrigation
2. Temporary Hydrant Meters and Bulk Water from
the City’s Corporation Yard
3. Interruptible Agricultural Irrigation Contracts
4 ATTACHMENT 1
2022 DRY YEAR WATER PLAN
R2021-074 MODERATE WATER SHORTAGE
REGULATIONS IN EFFECT
Residential and Commercial Irrigation Customers
- 90% residential / 10% commercial accounts
Limit outdoor spray irrigation to two times per week, customers . with:
• even number addresses irrigate on Monday and Thursday • odd number addresses irrigate on Tuesday and Friday
Exceptions:
• Drip and Micro spray
• hand watering with a container or hose with shutoff device • limited operation of irrigation systems for testing, maintenance or repairs
5 ATTACHMENT 1
2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
Temporary Hydrant Meters and Bulk Water from City Corp Yd Prohibited Uses Outside City System:
• Irrigation
• Commercial
Allowed Uses
• Residential - limited to 6,000 gallons per parcel for interior domestic use in Napa County
▪ subject to an agreement between the hauler and
City that defines the restrictions and limitations
• Construction - used solely on a parcel that is currently receiving City water or is authorized to be served by City water.
6 ATTACHMENT 1
2021 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
Interruptible Agricultural Irrigation Contract
Customers
• Water not available in 2022
• Notification letters sent Feb 15th
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2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
Remain in Effect
Irrigation restrictions:
• Do not irrigate landscaping between 10:00 a.m.
and 5:00 p.m.
• Avoid runoff onto sidewalks, roadways, & non-
irrigated areas
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2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
No water waste:
• Decorative fountains or water features, must be
recirculating
• Hoses must be fitted with a shutoff nozzle
• Use a broom - no spraying of water to wash
driveways and sidewalks, except where necessary
to address an immediate health and safety need
9 ATTACHMENT 1
2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
Other restrictions:
• Do not drain and refill swimming pools unless
needed for pool repair or to correct a severe
chemical imbalance
• Hotels, motels, and other commercial lodging
establishments provide the option of not having
towels and linens laundered daily
• Restaurants wait to provide water until requested
by customer
10 ATTACHMENT 1
2022 DRY YEAR WATER PLAN
11 CONSERVATION RESOURCES
• Water-Wise Home & Business Surveys
• Free Water Saving Devices
• Water-Wise Gardening Web Site
napa.watersavingplants.com
Sample Irrigation Schedules, Controller Setting
• Cash For Grass Rebate & Flip the Strip (*new)
• Flume Meters
• Toilet Replacement
• Commercial Smart Rebates
• Trained Landscapers
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
• City Website
• Drought updates at www.CityofNapa.org/water
• Social media presence (Facebook, Twitter, Next Door…) • News media
• April 1st Direct Mailer to all customers
• April 6th Started direct outreach patrols & door tags • April Napa Valley Marketplace
• Summer NRWS bill inserts
12 OUTREACH PLAN
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
Direct mail
Friday, April 1st
13 OUTREACH
PLAN
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
Patrols and
door hangers
14 OUTREACH
PLAN
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
Our Approach:
Education and direct outreach
and … if necessary
15 OUTREACH PLAN
Fines and Enforcement
This Photo by Unknown Author is licensed under CC BY
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
MODERATE WATER SHORTAGE REGULATIONS
IN EFFECT
NMC 13.10.080 (A) Enforcement
Title 1, Chapter 1.24.060
1. $100.00 for a first violation;
2. $200.00 for a second violation of the same code section within 12 months;
3. $500.00 for each day of each additional violation of the same code section within 12 months;
16 ATTACHMENT 1
2022 DRY YEAR WATER PLAN
17 Questions / Comments
ATTACHMENT 1
2022 DRY YEAR WATER PLAN
RECOMMENDED ACTION
Agenda Item
Receive a Report on 2022 Water Supplies
18 ATTACHMENT 1