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

  1. What is a floodplain?
  2. What is floodplain management?
  3. What is a 100-year flood?
  4. Who determines where these floodplains are located?
  5. Why does Spokane County have floodplain regulations?
  6. Is development allowed in a floodplain?
  7. When is a Floodplain Development Permit required?
  8. What is considered development?
  9. What are the Floodplain Requirements “A” Zones?
  10. What are the floodplain requirements for my residential/commercial structure?
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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.”

Miscellaneous
Please note, other permits may be required from any one or more of the agencies listed below: