Department Purpose
The Department of Public Works (DPW) Administration manages the following operating Divisions:

· Water Treatment
· Water Distribution
· Wastewater Collection (Sewers)
· Wastewater Treatment.
· Government Buildings and Grounds
· Streets
· City Garage
· Storm Drains

In addition, DPW Administration provides the services of the City Engineer, the Floodplain Administrator, the Property Officer, the City Surveyor, Stormwater Program Coordinator, and Water Use-Efficiency Office. The City Engineer is legally responsible for monitoring, compliance and reporting associated with the City’s National Pollutant Discharge Elimination System (NPDES) permit, the State Department of Health Services water purveyor permit, transportation and commercial trucking permits, surface mining reclamation, the safety of the City’s two dams and reservoirs and their operations, and is the City’s primary point of contact with the ecological, environmental, and other water quality and water rights regulatory agencies.

The City Engineer plans, bids, manages and monitors all Capital Improvement Projects (CIP) for each of the Department of Public Works’ functional divisions. For private (non-City) projects, the City Engineer or City Surveyor are responsible for the review of tentative and final parcel and subdivision maps, improvement agreements, inspection of privately-constructed public improvements, review of use permits, review and approval of all encroachment permits, staff for the Tree Committee, monitoring of mitigation measures, safety issues of all City facilities, staffing of Napa County Transportation Planning Agency and Water Resources Planning Committee.  DPW Administration personnel attend and participate in each Planning Commission and City Council meeting.