The Washington Supreme Court upheld the Washington Department of Fish and Wildlife's issuance of a marine finfish aquaculture permit to allow a fish farmer to transition from farming Atlantic salmon to steelhead trout. Conservation groups argued the Department's conclusion that an EIS was not requir...

A district court granted environmental groups' motion for summary judgment in a challenge to FWS' 2019 determination that listing the Yellowstone bison as endangered or threatened under the ESA was not warranted. The groups argued the determination, among other things, failed to properly consider wh...

A district court vacated EPA's denial of an environmental group's petition to issue new and revised water quality standards for the state of Washington. The group argued that EPA acted arbitrarily and capriciously in denying its petition, and sought to have the denial vacated and the petition remand...

The Ninth Circuit remanded EPA's issuance of an NPDES general permit for concentrated animal feeding operations (CAFOs) in Idaho. Environmental groups challenged the permit, arguing it lacked sufficient monitoring provisions to ensure compliance with its discharge limitations. The court found that t...