Trossachs Detention Pond Pc-3 is a crucial water management structure located in King County, Washington, designed by Entranco to reduce flood risks effectively.
Wind
Humidity
Completed in 1999, this earth dam has a hydraulic height of 15 feet and a structural height of 15 feet, with a storage capacity of 18 acre-feet. The pond covers a surface area of 2.07 acres and serves the primary purpose of flood risk reduction in the region.
Managed by the Washington Department of Ecology, Trossachs Detention Pond Pc-3 is inspected every five years to ensure its fair condition and high hazard potential are adequately addressed. Situated offstream, the pond has a drainage area of 0.05 square miles and a maximum discharge capacity of 57 cubic feet per second. Despite its critical role in mitigating flooding in the area, the dam's spillway type, width, and other specifications are not explicitly mentioned in the data provided.
With its strategic location and efficient design, Trossachs Detention Pond Pc-3 stands as a vital infrastructure for water resource and climate enthusiasts in King County, Washington. As climate change continues to impact the region, this detention pond plays a crucial role in safeguarding the community against potential flooding events. Its regular inspections and state-regulated status ensure that it remains a reliable asset for flood risk reduction in the area.
Year Completed |
1999 |
Dam Length |
600 |
River Or Stream |
Offstream |
Primary Dam Type |
Earth |
Surface Area |
2.07 |
Hydraulic Height |
15 |
Drainage Area |
0.05 |
Nid Storage |
18 |
Structural Height |
15 |
Hazard Potential |
High |
Nid Height |
15 |
Issaquah Creek Near Mouth Near Issaquah
|
384cfs |
Snoqualmie River Near Carnation
|
13800cfs |
Raging River Near Fall City
|
277cfs |
Snoqualmie River Near Snoqualmie
|
6340cfs |
Mercer Creek Near Bellevue
|
12cfs |
Tolt River Near Carnation
|
1130cfs |
| Location | Reservations | Toilets |
|---|---|---|
Tolt-MacDonald Park Campground
|
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Tolt MacDonald Park
|
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Site 27
|
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Site 36
|
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Site 37
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Site 40
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