Kirkland, Washington

Kirkland, Washington Kirkland, Washington

Water Quality in Kirkland, Washington

Watershed: Lake Washington – Sammamish River

What is the water quality like in Kirkland, WA?

Let’s dive deeper into what’s in Kirkland water.

What’s in Kirkland water?

Here are the top 5 chemical compounds in your water and what health issues they can potentially cause:

  1. Bromodichloromethane – Potential effect: Cancer
  2. Chloroform – Potential effect: Cancer
  3. Haloacetic acids – Potential effect: Cancer
  4. Hexavalent Chromium – Potential effect: Cancer
  5. Total trihalomethanes – Potential effect: Cancer

These are five of the 21 contaminants analyzed by the Environmental Working Group (ewg.org).

8 of these contaminants are rated as exceeding EWG Health Guidelines.

See the What Can You Do? section below for all of the contaminants you can filter out and how to do it.

Where does Kirkland’s water come from?

Kirkland’s water comes from the Lake Washington – Sammamish River watershed.

113 of the 128 EPA assessed water sources in the Lake Washington – Sammamish River watershed are in Impaired or Unknown condition. These include:

  • Ballinger Lake
  • Bitter Lake
  • Coal Creek
  • Echo Lake
  • Fairweather Bay Creek
  • Forbes Creek
  • Green Lake
  • Hall Creek
  • Haller Lake
  • Johns Creek
  • Juanita Creek
  • Kathleen Lake
  • Kelsey Creek
  • Lake Union
  • Lake Washington – 30+ segments
  • Lyon Creek
  • May Creek
  • McAleer Creek
  • Mercer Slough
  • Puget Sound
  • Ravenna Creek
  • Salmon Bay
  • Taylor Creek
  • Thorton Creek
  • Totem Lake
  • 20+ Unnamed Creeks
  • Yarrow Bay Creek

Ideally, a water source would be rated in Good condition.

Whether a water source is in Impaired or Good condition refers to the quality of these uses:

  1. Drinking Water
  2. Aquatic Life
  3. Fish and Shellfish Consumption
  4. Recreation

Learn more from How’s My Waterway

See below for what you can do to improve Kirkland’s water.

Conclusion – What Can You Do?

Information about water quality can be surprising.

But there’s no reason to lose hope. There are things you can do in your household as well as things you can do at a community level.

In Your Household:

  • Use Berkey filters with activated carbon to filter out 16 of the 21 contaminants in your drinking water.
    • Berkey filters can also remove up to 99.99% of Lead in Kirkland water.
    • Brita can filter 14 (and Lead depending on the filter).
    • Note: We may receive a commission if you decide to purchase filters through links on this page.
  • To filter out 19 of the 21 contaminants, consider a Reverse Osmosis water filtration system for your house.
    • These are more expensive than pitchers to purchase, but can be more effective.
    • They have the benefit of filtering out heavy hitters like:

*Chlorination is an effective method of disinfecting/treating drinking water. You can then use a water filter to reduce the effects of chlorination byproducts to get the safest, cleanest water possible.

In Your Community:

Contact your local government officials and put pressure on them to invest in cleaner waterways and upgraded city water filtration and treatment.

Go to: https://www.kirklandwa.gov/Government to find contact information for your local officials.

Water Quality in Other Washington Cities

Washington Water Quality Page

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