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Director’s Bio Bids/RFPS Online Permits and Applications Parks, Cemeteries & Facilities Division Streets Division Water Division Public Works Resources Infrastructure Projects Staff Contacts Stormwater Pollution Prevention Program Water Conservation Infrastructure Improvement Projects Water Loss Improvement Projects

Back City Parks Cemeteries Memorial Benches City Parks

Back Lead Service Line Inventory Water Quality Reports Water Leaks and Service Problems Water Rates Water Conservation

Back Upcoming Infrastructure Projects Active Projects Completed Infrastructure Projects Other Agency Projects

Back Olsen Park Improvement Sonoma Valley Oaks Park Enhancement Project

Back Advanced Metering Infrastructure (AMI) Broadway Streetscape Improvement Project

Back Plaza Enhancement Project Broadway Pedestrian Safety Improvements Depot Park HVAC Project Chase St Bridge 2022 Citywide Slurry Seal Project 2024 Citywide Slurry Seal Project 2017 Citywide Slurry Seal Project 2017 Street Rehab Project 2018 Citywide Slurry Seal Project Sonoma Overlook Fryer Creek Pedestrian & Bicycle Bridge Project Broadway Restriping First St West Frontage Improvement Project Fire Flow Improvement West Napa Street Water System Replacement Project

Back Stormwater Overview Report a Spill or Illegal Dumping Construction and Development Resources Public Education and Outreach

Back Construction Activities Designers, Engineers & Architects

Back Stormwater Friendly Landscaping Pet Waste Management Help Prevent Water Pollution Share Your Ideas for Improving Our Stormwater Program

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(707) 938-3332

(707) 938-3240 (FAX)

publicworks@sonomacity.org

Public Works Corporation Yard
19728 Eighth St. East

Mailing Address
#1 The Plaza
Sonoma, CA 95476

Water Quality Reports

Water Quality Report 2024 (English / ADA Accessible) Water Quality Reports

Posted on May 30, 2025

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Water Quality Report 2024 (Spanish) Water Quality Reports

Posted on May 30, 2025

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Water Quality Report 2023 (English, ADA) Water Quality Reports

Posted on June 6, 2024

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Water Quality Report 2023 (Spanish) Water Quality Reports

Posted on June 6, 2024

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Water Quality Report 2023 (English) Water Quality Reports

Posted on June 6, 2024

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Water Quality Report 2022 Water Quality Reports

Posted on June 15, 2023

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Water Quality Report 2022 – Spanish Water Quality Reports

Posted on June 15, 2023

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Water Quality Report 2021 – Spanish Water Quality Reports

Posted on June 29, 2022

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Water Quality Report 2021 Water Quality Reports

Posted on June 29, 2022

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Water Quality Report 2020 – Spanish Water Quality Reports

Posted on June 9, 2021

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Water Quality Report – 2020 Water Quality Reports

Posted on May 27, 2021

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Water Quality Report 2019 – Spanish Water Quality Reports Public Works Resources Forms & Handouts

Posted on June 30, 2020

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Water Quality Report 2019 – English Water Quality Reports Public Works Resources Forms & Handouts

Posted on June 30, 2020

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Water Quality Report 2018 Water Quality Reports Public Works Resources Forms & Handouts

Posted on June 30, 2019

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Water Quality Report 2017 Water Quality Reports Public Works Resources Forms & Handouts

Posted on June 26, 2018

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City of Sonoma
Phone: (707) 938-3681
Hours: Monday - Thursday
Open Fridays By Appointment

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