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HomeMy WebLinkAbout04.b. Receive Annual Recycled Water Program UpdatePage 1 of 8
Item 4.b.
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July 16, 2024
TO: REAL ESTATE, ENVIRONMENTAL AND PLANNING COMMITTEE
FROM: RICHARD FOSS, ASSOCIATE ENGINEER
DAN FROST, SENIOR ENGINEER
REVIEWED BY: DANEA GEMMELL, PLANNING AND DEVELOPMENT SERVICES DIVISION
MANAGER
GREG NORBY, DEPUTY GM - ENGINEERING & OPERATIONS
ROGER S. BAILEY, GENERAL MANAGER
SUBJECT: RECEIVE ANNUAL RECYCLED WATER PROGRAM UPDATE
Staff submitted the calendar year 2023 Recycled Water Quality and Distribution Annual Report to the
Regional Board in April 2024. Staff will present that information in the attached presentation.
Strategic Plan Tie -In
GOAL ONE: Customer and Community
Strategy 1 - Deliver high -quality customer service
GOAL TWO: Environmental Stewardship
Strategy 1 - Achieve compliance in all regulations, Strategy 3 - Be a partner in regional development of local water
supply
ATTACHMENTS:
1. Presentation
July 16, 2024 REEP Committee Meeting Agenda Packet - Page 15 of 24
Page 2 of 8
Recycled Water Programs
Treatment Plant Utility Water
Zone 1 (Purple Pipe) Distribution System
Commercial Truck Fill Program (Auto Fill Station & Hydrants)
Residential Fill Station Program
-*--Recycled Water Production
-*--Treatment Plant Utility Water Usage
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July 16, 2024 REEP Committee Meeting Agenda Packet - Page 16 of 24 1
Page 3 of 8
Zone 1 (Purple Pipe) Distribution System Am
58 metered sites in areas of Martinez, Pleasant Hill, and Concord
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Year
July 16, 2024 REEP Committee Meeting Agenda Packet - Page 17 of 24 2
Page 4 of 8
Residential Fill Station Program
New Registered Users by Community
i 2023
12 - 2020 New Users: 32
d 10 - 2021 New Users: 308
d
J2 8 - 2022 New Users: 253
6 2023 New Users: 38
Z4 Total Registered Users: 3,037
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July 16, 2024 REEP Committee Meeting Agenda Packet - Page 18 of 24 3
Page 5 of 8
Residential Fill Station Program Community Breakdown
Gallons Per City 2023 Visits Per Month
3,000,000 30M
2500,000 2500
n 2,000,000 2000
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city Montle
Self -Monitoring Quarterly Reports
In 2020, Central San launched an online
reporting tool for customers
Since 2021, customers submit mandatory
quarterly self -monitoring reports
(inspections) for all sites
In 2023, Central San received 100% response
rate (226 reports)
Central San also conducts annual site
inspections to check sites & maintain
customer engagement
Wafer Self -Monitoring Quarterly Reports
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Quarter 3, )idyl. 2023 - September 30 2023
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July 16, 2024 REEP Committee Meeting Agenda Packet - Page 19 of 24 4
Page 6 of 8
2023 Self -Monitoring Quarterly Report Follow -Up
Response Rate
On -Time Response Rate
Site Supervisors Changed /
Central San Provided New Site Supervisor
Training
Minor Leaks or System Modifications /
Central San Confirmed Leaks Repaired &
Collected Record of Changes
Inadequate Signage or Stolen Signs /
Central San Provided Additional Signs
Inadequate Valve Tags /
Central San Provided Valve Tags
Central San Conducted Follow-up Site Visits
100% 100% 100% 100%
89% 68% 60% 62%
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3 0 0 1:..,r
0 3 2 4
0 0 0 0
Leak Response Coordination
Reportable leaks are unauthorized recycled water releases >50,000 gallons or >1,000 gallons that reach
or may reach surface water
In 2023, staff responded to three reportable leaks (Utility Water System near the Laboratory, CarMax in
Pleasant Hill, and Sequoia Middle School in Pleasant Hill) and one non -reportable mainline leak near
DVC
Failed Joint and Pipe Leak Broken Pipe Failed Joint
(Central San - Utility Water) (CarMax) (Sequoia Middle School)
- ;E
1
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July 16, 2024 REEP Committee Meeting Agenda Packet - Page 20 of 24 5
Page 7 of 8
Zone 1
New Landscape Irrigation Customers in 2023
Pleasant Hill Library Creek Restoration — October 4tn
Oak Park Passive Park on Santa Barbara Road in Pleasant Hill — November 2nd
RECYCLED WATER
1114
Cross -Connection Testing in 2023
Two New Customer Connections
Diablo Valley College (DVC) Campus — Four New Buildings (coordinated removal of
premature recycled water connections and performed cross -connection testing)
Plant Operations Building (Four Year Dual Plumbing Re -Certification)
July 16, 2024 REEP Committee Meeting Agenda Packet - Page 21 of 24 6
Page 8 of 8
Planning for Future Recycled Water Use
Re -Development within Zone 1
c, Diablo Valley College —Dual Plumbing for Four New Buildings
o Future sports fields near Pleasant Hill Library
Re -Development of the Concord Naval Weapons Station
(Concord Community Reuse Project)
EBMUD-Central San Recycled Water Evaluation
(range of non -potable and potable recycled water opportunities)
Acknowledgements
Plant Operations & Maintenance Staff
Operate and maintain treatment and storage facilities
Collection System Operations Staff
Operate and maintain distribution system
Inspect and visit sites, perform cross -connect testing
Laboratory Staff
Sample and analyze recycled water
Accounting Staff
Invoicing and accounting for customers
Household Hazardous Waste Collection Facility Staff
Manage and administer residential fill station program
Permit Counter & Inspection Staff
Permit and inspect new connections and mainline extension
Planning Staff
Manage and administer Zone 1 and Truck Fill programs
Lead Title 22 monitoring and reporting, program coordination
July 16, 2024 REEP Committee Meeting Agenda Packet - Page 22 of 24 7