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The 2023 Water Rate Process is underway. Click on the banners below or here to see the notice that has been mailed to all customers and property owners. Click HERE for the full details of the Cost of Service Study, Bill Calculator, FAQ’s and more.
The Water Division of the Utilities Department is responsible for the operation, maintenance, and improvement of the municipal drinking water system serving 87,000 people in the City of Napa and adjacent areas. The Water Division is dedicated to providing a safe and reliable supply of high-quality drinking water for its residential, commercial, industrial, and institutional customers. A comprehensive review of the City’s water system is contained in the Urban Water Management Plan. The Plan describes and evaluates water supply sources, projected demand, water conservation, and overall water service reliability through 2045.
The Utilities Administration Office is open Monday-Thursday 8am - 5pm. Fridays by phone or appointment only.
To pay your water bill, please use online payment system, mail, or pay in-person at City Hall, 955 School St, Napa, (707) 257-9508. Pay by phone is not available at this time.
- Annual Hydrant Flushing Program runs January through March 2024. Check the program's web page for maps of current flushing locations.
- The 2023 Water Rate Process is underway. Click on the banners above or here to see the notice that has been mailed to all customers and property owners. Click HERE for the full details of the Cost of Service Study, Bill Calculator, FAQ’s and more.
- Customers may now be eligible for the California Low Income Household Water Assistance Program (LIHWAP). Check to see if you can apply for this benefit.
- Get an instant rebate on the Flume 2 Smart Home Water Monitor!
- Napa Valley Drought Contingency Plan (DCP) has been released. Visit the DCP web page for more information.
- Help us Stop Water Theft!
- Legionella: What You Need to Know
- "Flip Your Strip" bonus enhances the Cash For Grass Rebate Program.
- Will PG&E planned power outages affect my water service?
- Aging Pressure Regulators (PDF) at older homes may fail and cause sudden high pressure spikes that can damage indoor appliances. Customers are encouraged to replace failed regulators, and call 707-257-9521 with any service concerns.
- PFAS - What Are They?