Palouse agriculture slice

Concentrated Animal Feeding Operation General Permit

Current Permit

dairy cows feeding

The CAFO permit requires large-scale livestock operations in Washington to implement specific practices to better protect groundwater, rivers, lakes and marine waters from manure pollution. It builds on the Department of Agriculture’s (WSDA) Dairy Nutrient Management Program. WSDA will continue as the principal inspector of dairies and will partner with Ecology to implement the permit.


Ecology received two appeals of the CAFO permits:

New Permit Documents


Resource documents

silhouette of livestock with CAFO text

Memorandum of Understanding between WSDA and Ecology (November 15, 2011)

Please subscribe to our email listserv to receive updates.