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Contact Engineering & Water Resources

Contact Us by Email

The best way to contact us electronically is via email at:
PermitSonoma@sonoma-county.org

Be sure to include the following in your email:

  • Descriptive Subject
  • Detailed question(s)
  • Address or parcel number of the properties in question
  • Permit/record number if applicable

Contact Us Form

You can use the form below, but it has limitations including the inability to attach files.

Be sure to include the following in your message:

  • Descriptive Subject
  • Detailed question(s)
  • Address or parcel number of the properties in question
  • Permit/record number if applicable
  • Email address
  • Phone number

If you would like a response to this message, please enter your contact information: Email, Phone Number or Mailing Address.

Please Note: The County of Sonoma is subject to the California Public Records Act and cannot guarantee the confidentiality of messages submitted through this form.

Required = Required field

Please Enter Your Message
  • Required Topic
Your Contact Information
  • Mail Address

Contact Information

Contact Engineering by Phone
Address
2550 Ventura Avenue
Santa Rosa, CA 95403
38.465074, -122.723705