Department Contact Information

Location and Contact Information

Address: 1195 Third Street, 2nd Floor, Napa, CA 94559
Main Telephone: 707-253-4417
Fax: 707-253-4545

Business Hours (For public counter hours, please view below as they vary by division):

Monday through Friday, 8:00 AM to 5:00 PM 
(Lunch closure from 12:00 PM to 1:00 PM)

Building Division

  • For Building Permit Electronic Submittal questions, email [email protected].
  • For Building questions, e-mail [email protected].
  • For Building and Construction Inspection Scheduling (IVR), call 707-253-4416.

Public Counter Hours:             

9:00 AM to 11:30 PM
1:00 PM to 3:30 PM 

Planning Division

Public Counter Hours:

8:00 AM to 12:00 PM
1:00 PM to 4:00 PM 

Environmental Health Division (Well and Onsite Wastewater Treatment) 

  • For Environmental Health questions and appointments, e-mail [email protected]. 
  • For Environmental Inspections, call 707-253-4135.

Public Counter Hours:             

8:00 AM to 12:00 PM
1:00 PM to 4:00 PM 

Environmental Health Division (Consumer Protection/CUPA/Solid Waste)

  • For Environmental Inspections, call 707-253-4417.

Public Counter Hours: By appointment only for Consumer Protection, CUPA, & Soild Waste      

Engineering Division

Public Counter Hours:             

8:00 AM to 12:00 PM
1:00 PM to 4:00 PM

Code Compliance Division

By Appointment Only, Counter Hours:             

8:00 AM to 12:00 PM
1:00 PM to 3:00 PM

Helpful Information