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Hidden Lake Pump Station Replacement and Sewer Improvement Project
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Pump Station Site PlanConstruction Photos -- Hidden Lake Pump Station
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The new pump station, located next to the existing pump station, will increase the pumping capacity from 4.3 million gallons per day (mgd) to 5.5 mgd and be designed to fit in the community.

See project site map for location of existing and new pump stations.

     

July 2008 - WTD crews will operate the Hidden Lake Pump Station once it is fully operational and the contractor's final work is complete.

The new pump station building exterior is now complete.
The new pump station building exterior is now complete.

The contractor will finish installing equipment in summer 2008. After about a month of testing, the new pump station will take over operations and the old building will be demolished.
The contractor will finish installing equipment in summer 2008. After about a month of testing, the new pump station will take over operations and the old building will be demolished.

In fall 2008, the contractor will landscape the pump station grounds with mostly native vegetation.
In fall 2008, the contractor will landscape the pump station grounds with mostly native vegetation.

February 2008 - the new pump station is designed to blend in with the residential neighborhood

Hidden Lake Pump Station, February 2008

Hidden Lake Pump Station, February 2008

 

October 2007 - new pump station takes shape

Hidden Lake Pump Station, October 2007

Hidden Lake Pump Station, October 2007

Hidden Lake Pump Station, October 2007

June 2007 - new pump station foundation under construction

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

Hidden Lake Pump Station, June 2007

 

 

January 2007 - work on the wet well slab continues

Work on the wet well slab continues.

 

 

September 2006

Hidden Lake Pump Station
The new Hidden Lake Pump Station is being constructed next to the existing pump station, which is more than 40 years old.

The site has been cleared to provide room for construction materials and equipment.
The site has been cleared to provide room for construction materials and equipment.

Excavation of the new pump station is complete.
Excavation of the new pump station is complete. Existing station is visible in upper right.

Construction crews begin work on the foundation of the new station.
Construction crews begin work on the foundation of the new station.



For more information

  • project key mapView project key map.
  • Call the 24-hour construction hotline at 206-205-5968. A staff person will be paged and will respond promptly.
  • Contact Jennifer Kauffman about King County's project at 206-263-6029 or jennifer.kauffman@kingcounty.gov. Ask to be added to the project mailing list or e-mail list.
  • Refer to Project Library (for project and construction updates, fact sheets, planning and environmental documents, technical reports) and news releases.

Back to construction photos.


Department of Natural Resources and Parks
Wastewater Treatment Division
201 S. Jackson St.
Seattle, WA 98104-3855
Fax: 206-684-1278

Updated: July 11, 2008


 

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