October 18, 2023
It’s a whale of a job replacing the membrane filters at Brightwater Treatment Plant
What do whales and wastewater treatment have in common? A visit to Brightwater Treatment Plant in Woodinville explains it all.
August 23, 2023
Massive Pumps at West Point Treatment Plant Get a Tune Up
The pumps that push wastewater through West Point Treatment Plant in Seattle are massive and old. In service since 1993, it was time for a tune-up. By tapping into the expertise of local repair shops, the project was fast tracked…
June 22, 2023
Look inside this giant new tunnel that will improve water quality in Seattle’s Ship Canal
The famed "MudHoney" drill, Seattle's latest celebrity boring machine, has finished its 100-foot-deep tunnel-boring job. The work took 21 months at a pace of about 50-feet a day.
July 28, 2022
Flying Solo
The use of an RPAS—or Remotely Piloted Aircraft System—by the County began about six years ago, but it is only recently that WTD came to own and operate our own devices.
May 27, 2022
If you live in the City of Carnation, do you know where water goes after you send it down the drain?
Unless you use a septic system, the water you send down the drain travels to King County’s Carnation Treatment Plant where we process about 111,000 gallons of wastewater every day.
January 24, 2022
Planning ahead to treat wastewater
We have some of the largest wastewater treatment plants in the country. It takes a decade or more to build large wastewater projects, so it’s important we plan ahead. That’s where our planning staff and programs come in.
January 18, 2022
Fine tuning wastewater treatment
Over the last year and a half, staff at our Brightwater Treatment Plant in Woodinville optimized the treatment process in a way that improved staff safety and the performance of the membrane filters.