https://www.kcur.org/2015-08-12/epa-administrator-says-water-quality-is-improving-in-contaminated-western-rivers
Gina McCarthy says toxic waste from last week's spill at the Gold King Mine is gone from water samples. But experts point to the contaminants that can still be...
epa administratorwater qualitysaysimprovingcontaminated
https://kingcounty.gov/vi-vn/dept/dnrp/about-king-county/about-dnrp/newsroom/2024-news-releases/06-26-consent-decree
King County and City of Seattle to continue improving water quality under negotiated changes with regulators to control remaining sewer outfalls
king countycityseattlecontinueimproving
https://www.gov.uk/government/publications/catchment-based-approach-improving-the-quality-of-our-water-environment
A policy framework to encourage the wider adoption of an integrated Catchment Based Approach to improving the quality of our water environment.
catchmentbasedapproachimprovingquality