The Department of Ecology proposed amendments to the state's surface water quality standards. The amendments would, among other things, add definitions for a performance-based approach method and local and regional sources of human caused pollution, update aquatic life criteria for temperature and dissolved oxygen, and update natural conditions criteria. A hearing will be held June 27, 2024. Comments are due July 12, 2024. See https://lawfilesext.leg.wa.gov/law/wsr/2024/11/24-11-047.htm.