King County South Treatment Plant

Utility of the Future Today & awards for outstanding performance

King County Wastewater Treatment Division (WTD) has received national recognition as a Utility of the Future Today for its beneficial use of Loop® biosolids. WTD is one of 65 water utilities being recognized for transformational work in community engagement, watershed stewardship, and recovery of resources such as water, energy, and nutrients. The Utility of the Future…

Help us protect recovering landscapes

Some colorful new signs may catch your eye at former King County Wastewater Treatment Division (WTD) construction sites. WTD’s Mitigation and Monitoring (M/M) Program is installing new signs to alert people and help them protect recovering landscapes. WTD’s project teams strive to reduce impacts to people and the environment as they design critical infrastructure projects.…

Let WTD know your priorities for the Clean Water Plan

Online Clean Water Plan questionnaire closes Nov. 1 — tell us what you think  Since spring 2019, we have been talking with people about the Clean Water Plan and listening to their priorities for our rivers, lakes, and Puget Sound.   King County Wastewater Treatment Division has important water quality investment decisions to make. The decisions…

Young “Salmon Heroes” are out at salmon spawning locations

Blog by Mirna Ali, a college intern working with the WaterWorks Grant Program. Mirna is a senior at the University of Washington, Tacoma majoring in environmental science. Fall salmon spawning season is under way as native sockeye, chinook, coho, pink and chum are coming home to King County’s rivers and streams. The Salmon SEEson website…