Asotin County
Regional Stormwater Program
Inform. Educate. Prevent.
Stormwater Resources
Click on one of the following resource links for more information.
- Final Eastern Washington Phase II Permit
- Ecology Stormwater Program
- Ecology Stormwater Funding
- WSDOT Stormwater Permit
CONSTRUCTION LINKS
Annual Reports
County of Asotin Regional Stormwater Program Inform. Educate. Prevent. The NPDES Phase II Permit requires that Stormwater Management Plans and…
Agendas & Minutes
Asotin County Regional Stormwater Program Inform. Educate. Prevent. 2026 Collapse January 15, 2026 2025 Expand October 16, 2025 July 24,…