Creek Health Monitoring

3 photos for master plan web page

The creeks, lakes, and scenic views of waterways in Kirkland help make it a great place to live, work, and play. Maintaining clean water and healthy habitat in these waterways is essential to the quality of life for the residents, businesses, and wildlife that call Kirkland home.

2022 Watershed Report Cards

Kirkland monitors the health of 12 watersheds, using physical, chemical, and biological factors. These report cards contain the results.

The conditions of a watershed are dynamic and can change at any time. The information in these pages should only be used for general reference.

2022 WQI Map with Scores(PDF, 2MB)   

 

Read All Report Cards(PDF, 2MB)

Individual Watershed Report Cards

Carillon Creek

2021 Score - 84 (Some or Low Concern)

View the Carillon Creek Report Card(PDF, 175KB)

Water quality in Carillon Creek was in the Some or Low Concern category in 2021. High levels of phosphorus combined with high water temperatures are the primary reasons this basin did not score higher.

How to help Temperature and Phosphorus in Carillon Creek:

  • Scoop and throw away pet waste to reduce phosphorus runoff.
  • Plant a tree - trees help lower water temperatures.
  • Wash Right - If outdoor washing, use only cold water and no soap or chemicals. Keep all water out of streets and storm drains. 

 

Champagne Creek

2021 Score - 78 (Moderate Concern)

View the Champagne Creek Report Card(PDF, 251KB)

Water quality in Champagne Creek was in the Moderate Concern category in 2021. Low levels of oxygen combined with high water temperatures and high phosphorus levels are the primary contributors to a lower score.

How to help Temperature and Phosphorus in Champagne Creek:

  • Scoop and throw away pet waste to reduce phosphorus runoff.
  • Plant a tree - trees help lower water temperatures.
  • Wash Right - If outdoor washing, use only cold water and no soap or chemicals. Keep all water out of streets and storm drains. 

 

Denny Creek

2021 Score - 83 (Some or Low Concern)

View the Denny Creek Report Card(PDF, 191KB)

Water quality in Denny Creek was in the Some or Low Concern category in 2021. High levels of nitrogen and phosphorus combined with high water temperatures are the primary reasons why Denny Creek did not score higher.

How to help Nitrogen, Temperature, and Phosphorus in Denny Creek:

 

Forbes Creek

2021 Score - 74 (Moderate Concern)

View the Forbes Creek Report Card(PDF, 175KB)

Water quality in Forbes Creek was in the Moderate Concern category in 2021. Low levels of oxygen combined with high water temperatures and high levels of phosphorus are the primary contributors to a lower score.

How to help Temperature and Phosphorus in Forbes Creek:

  • Scoop and throw away pet waste to reduce phosphorus runoff.
  • Plant a tree - trees help lower water temperatures.
  • Wash Right - If outdoor washing, use only cold water and no soap or chemicals. Keep all water out of streets and storm drains. 

 

Holmes Point

2021 Score - 67 (Moderate Concern)

View the Holmes Point Report Card(PDF, 174KB)

Water quality in Holmes Point was in the Moderate Concern category in 2021. High levels of nitrogen and phosphorus combined with very cloudy water with high amounts of suspended solids are the primary contributors tothe low score in Holmes Point.

How to help Nitrogen, Phosphorus, and Sediment in Holmes Point:

Houghton Slope A

2021 Score - 78 (Moderate Concern)

View the Houghton Slope A Report Card(PDF, 182KB)

Water quality in Houghton Slope A was in the Moderate Concern category in 2021. Low levels of oxygen combined with high levels of nitrogen and high water temperatures are the primary contributors to a low score in Houghton Slope A.

How to help Nitrogen and Temperature in Houghton Slope A:

  • Plant a tree - trees help lower water temperatures.
  • Minimize fertilizer use in your lawn and garden to reduce nitrogen runoff.
  • Wash Right - If outdoor washing, use only cold water and no soap or chemicals. Keep all water out of streets and storm drains. 

Houghton Slope B

2021 Score - 89 (Some or Low Concern)

View the Houghton Slope B Report Card(PDF, 151KB)

Water quality in Houghton Slope B was in the Some or Low Concern category in 2021. A high level of phosphorus is the primary reason that Houghton Slope B did not score higher.

How to help Phosphorus in Houghton Slope B:

  • Scoop and throw away pet waste to reduce phosphorus runoff.

Juanita Creek

2021 Score - 72 (Moderate Concern)

View the Juanita Creek Report Card(PDF, 232KB)

Water quality in Juanita Creek was in the Moderate Concern category in 2021. Water quality samples were collected from five different sites throughout the basin.

Overall, low levels of oxygen combined with high temperatures were common contributors to low scores. In addition, high levels of nitrogen and phosphorus in the Billy Creek tributary and generally low water quality scores in the Totem Lake tributary were worth note. The Kingsgate Tributary had the highest water quality scores in the Juanita Basin.

How to help Juanita Creek:

Moss Bay/Everest Creek

2021 Score - 84 (Some or Low Concern)

View the Moss Bay/Everest Creek Report Card(PDF, 222KB)

Water quality in Moss Bay/Everest Creek was in the Some or Low Concern category in 2021. High levels of nitrogen combined with high water temperatures are the primary reasons this basin did not score higher.

How to help Temperature and Nitrogen in Moss Bay/Everest Creek:

  • Plant a tree - trees help lower water temperatures.
  • Minimize fertilizer use in your lawn and garden to reduce nitrogen runoff.
  • Wash Right - If outdoor washing, use only cold water and no soap or chemicals. Keep all water out of streets and storm drains. 

South Juanita Slope

2021 Score - 82 (Some or Low Concern)

View the South Juanita Slope Report Card(PDF, 201KB)

Water quality in South Juanita Slope was in the Some or Low Concern category in 2021. High water temperatures and high nitrogen levels were the primary contributors to a lower score.

How to help Temperature and Nitrogen in South Juanita Slope:

Yarrow Creek

2021 Score - 85 (Some or Low Concern)

View the Yarrow Creek Report Card(PDF, 168KB)

Water quality in Yarrow Creek was in the Some or Low Concern category in 2021. High levels of nitrogen and phosphorus are the primary reasons why Yarrow Creek did not score higher.

How to help Nitrogen and Phosphorus in Yarrow Creek: