Water Resources

The Napa County Flood Control and Water Resources Division is responsible for County-wide flood control activities, assisting with the management of the County’s unincorporated area water supplies and imported water supplies from the state Water Project and providing operations and maintenance services for two small water and sewer district at Lake Berryessa. As such, our group takes on water and flood control related planning, management and construction activities.

New - Pay Water/Sewer Bills Online!

Customers of these areas can now pay their water/sewer bills online!

Flood Control & Water Conservation District

The Napa County Flood Control and Water Conservation District’s mission is the conservation and management of flood and storm waters to protect life and property; the maintenance of the County watershed using the highest level of environmentally sound practices; and to provide coordinated planning for water supply needs of the community.  The District is also responsible for implementing the Napa River/Napa Creek Flood Protection Project.  We invite you to visit the Flood Control and Water Conservation District page.