Spokane County WA Public Works Homepage

Floodplain Development Permit

Public Works remains open to serve you though we have limited public access to our offices. All of our services are available by phone, email, or regular mail. Please use the contacts below and we will respond to your requests as soon as possible but no later than within two business days. See also the FAQs below as that may help answer your questions.

Floodplain Permits:      email: PublicWorksPermits@spokanecounty.org
                                     Phone: 509-477-7151

Floodplain Information: email: Floodplains@spokanecounty.org
                                      Phone: 509-477-7486

FPDP Application Form

Environmental Review
Prior to issuing a Floodplain Development Permit a State Environmental Policy Act Checklist (SEPA) process may need to be completed. See Spokane County Building and Code Enforcement Bulletin, B-49, “Environmental Review.”

Please note, other permits may be required from any one or more of the agencies listed below:
  1. Spokane County WA Homepage

Contact Us

  1. Spokane County

  2. 1116 W Broadway Avenue

  3. Spokane, WA 99260

  4. Contact Us

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