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Washington Wastewater Treatment Construction Projects & Open Bids

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Title
Project Type
Publish Date
Valuation
Action Stage
City
State
County
Sewage Treatment Plant
11/11/2026
$1,610,000
Bidding
MOSSYROCK
WA
Lewis
Sewage Treatment Plant
11/11/2026
$5,000,000- $9,999,999
Bidding
LEAVENWORTH
WA
Chelan
Sewage Treatment Plant
11/11/2026
$10,000,000- $14,999,999
Bidding
LONGBRANCH
WA
Pierce
Sewage Treatment Plant, Warehouse
11/11/2026
$1,400,000- $1,600,000
Bidding
BELLINGHAM
WA
Whatcom
Sewage Treatment Plant
11/09/2026
$900,000
GC Bidding
YAKIMA
WA
Yakima
Paving, Sanitary Sewer, Sewage Treatment Plant
11/07/2026
$750,000- $999,999
Bidding
CHELAN
WA
Chelan
Sewage Treatment Plant
11/06/2026
$8,500,000- $9,500,000
GC Bidding
SAINT JOHN
WA
Whitman
Sewage Treatment Plant, Site Development, Storm Sewer, Water Treatment Plant
11/05/2026
$4,370,000- $4,830,000
Bidding
VANCOUVER
WA
Clark
Sewage Treatment Plant
11/04/2026
$2,500,000
GC Bidding
LEAVENWORTH
WA
Chelan
Sewage Treatment Plant
11/03/2026
$1- $99,999
Bidding
BURIEN
WA
King
Sewage Treatment Plant
11/02/2026
$14,141,400
Bid Results
BELLINGHAM
WA
Whatcom
Sewage Treatment Plant
10/31/2026
$357,623
Bid Results
SEDRO-WOOLLEY
WA
Skagit
Fuel/Chemical Line, Sewage Treatment Plant
10/28/2026
$19,810,750
Bid Results
WALLA WALLA
WA
Walla Walla
Sewage Treatment Plant
10/26/2026
$220,000
Bidding
LYNNWOOD
WA
Snohomish
Sewage Treatment Plant
10/26/2026
$520,000
Bidding
Vancouver
WA
Clark
Sewage Treatment Plant
10/16/2026
$2,018,448
Bid Results
ISSAQUAH
WA
King
Sewage Treatment Plant
10/13/2026
$1,000,000- $2,999,999
GC Bidding
RICHLAND
WA
Benton
Sewage Treatment Plant
10/06/2026
$26,768
Bid Results
PORT ANGELES
WA
Clallam
Sewage Treatment Plant
10/02/2026
$2,861,840
Bid Results
SEATTLE
WA
King
Sewage Treatment Plant
10/01/2026
$914,916
Bid Results
SEATTLE
WA
King