King County Wastewater Treatment Division

Delivery of sodium hypochlorite – a chlorine compound and disinfectant in common household bleach and the primary disinfectant used in our wastewater treatment process

Operations

June 18, 2021

Regional chlorine / sodium hypochlorite shortage: How we’re conserving to protect public health and the environment

A nationwide shortage of sodium hypochlorite – a chlorine compound that's the primary disinfectant in our wastewater treatment process – triggered by a supply chain disruption, is impacting wastewater treatment operations throughout the Northwest.

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Savannah sparrows depend on healthy grasslands and meadows for food and places to raise their young.

Sustainability

May 27, 2021

Brightwater’s meadows grow greener

King County gardeners will implement sustainable maintenance practices in meadow areas. Meadows will be grown longer, with less mowing. The meadows will take on a more lush look with benefits to wildlife and our goals for addressing climate change.

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Operations

May 13, 2021

What’s that smell? Controlling & reporting odors

It’s important that our wastewater facilities are a good neighbor to the people who live, work and play near them. Part of being a good neighbor means that we work hard to control odors that come from the wastewater treatment process.

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Infrastructure Operations

May 5, 2021

Starting a decade of improvements at West Point Treatment Plant

Like much of the King County wastewater system, the West Point Treatment Plant is more than 55 years old and many of its components reach their “end of life” each year.

Marie Fiore

Sustainability

April 26, 2021

Planting trees is part of restoring construction sites

This spring, more than 50 newly planted trees are starting to take root at Discovery Park in Seattle.

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Project managers Elizabeth Shi and Amina Kedir

People

April 6, 2021

Empowering women in wastewater careers

Young Women Empowered (Y-WE) STEM Exploration Day is an annual event organized by a non-profit organization, Young Women Empowered (Y-WE), based in Seattle, Washington.

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Screenshot from our virtual, sustainable yard care classes

Community

March 29, 2021

Free sustainable yard classes for the community

We don't just treat wastewater! One of the things our utility does is education on water issues and solutions for students and community members.

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Community

March 24, 2021

Community Gardens – Much more than soil and seeds

Community gardens are a public good. They provide green spaces in concrete jungles. They help combat food insecurity by providing fresh produce to those with limited access, and they offer a sense of community.

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Community

March 19, 2021

Careers in clean water

Each year, our utility's education team introduces local youth and college students to careers that keep our water clean.

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collage of all the images in this slideshow

Operations

February 26, 2021

UPDATED: We’re working to improve power supply quality at West Point Treatment Plant to continue our clean-water mission

Power disruptions during heavy rainfall An emergency order to fast-track power projects at West Point will help protect the treatment plant from power disruptions. One of the potential solutions to help buffer West Point power supply is modifying the on-site…

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Infrastructure

January 20, 2021

Working with Sammamish Plateau: No regional capacity limits and Diversion Project moving ahead

We clean wastewater for the region Pipes from homes and businesses in this area connect to local sewer systems. Then those local utility pipes connect to our bigger pipes, which carry wastewater to one of our regional treatment plants where…

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People

December 23, 2020

Helping Feed Communities in Need

CitySoil Farm at King County’s South Treatment Plant in Renton was able to donate 3,762 lbs. of fresh, culturally-relevant fruits and vegetables to the White Center Food Bank this year – even thought we had to cancel our in-person education…

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Clean Water Stories

from King County

Regional chlorine / sodium hypochlorite shortage: How we’re conserving to protect public health and the environment

Brightwater’s meadows grow greener

What’s that smell? Controlling & reporting odors

Starting a decade of improvements at West Point Treatment Plant

Planting trees is part of restoring construction sites

Empowering women in wastewater careers

Free sustainable yard classes for the community

Community Gardens – Much more than soil and seeds

Careers in clean water

UPDATED: We’re working to improve power supply quality at West Point Treatment Plant to continue our clean-water mission

Working with Sammamish Plateau: No regional capacity limits and Diversion Project moving ahead

Helping Feed Communities in Need

Clean Water Stories

from King County

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