The Water Division is responsible for the operation, maintenance, and improvement of the municipal drinking water system serving 88,000 people in the City of Napa and adjacent areas. The 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 2035.
- Please join us for our 2nd Annual Tap Water Day Open House on Saturday, May 11, at the state-of-the-art Edward I. Barwick Jamieson Canyon Water Treatment Plant!
- 2019 Napa County Water Conservation Video Contest is open to all high school students. Theme is Water in a Changing Climate. 30-second video entries are due May 24.
- Annual Hydrant Flushing Program is nearing completion. Check the program's web page for maps of current flushing locations.
- Project is ongoing to replace the 100+ year-old pipeline beneath Third Street (between California and Seminary). View the Third Street Neighborhood Announcement (PDF) for construction details.
- Aging Pressure Regulators (PDF) at older homes in Browns Valley 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
- Our Urban Water Management Plan (UWMP) 2015 Update was adopted by City Council and has been approved by the California Department of Water Resources (DWR). View the DWR Review Letter (PDF).
- Drought may be over, but Water Waste Prohibitions remain in effect.