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3 Amigos Reservoir, located in Wenatchee, Washington, is a privately owned water storage facility primarily used for irrigation purposes.
Constructed in 2003 by RH2 Engineers, this reservoir has a hydraulic height of 18 feet and a storage capacity of 124 acre-feet. The dam type is classified as Earth, with a core made of Rockfill and foundations on soil. The reservoir covers an area of 8 acres and serves a drainage area of 1.16 square miles.
Managed by the Washington Department of Ecology, 3 Amigos Reservoir is subject to state regulations, inspections, and enforcement to ensure its structural integrity and safety. The dam has a high hazard potential but was assessed to be in satisfactory condition as of May 2018. Emergency action plans are in place, with the last revision dated December 2019. The reservoir is situated off Stemilt Creek and falls under the jurisdiction of Congressional District 08, represented by Kim Schrier (D).
Despite its small size, 3 Amigos Reservoir plays a crucial role in supporting agricultural activities in the region by providing a reliable water source for irrigation. Its strategic location in Chelan County, Washington, and proximity to the city of Wenatchee make it a valuable asset for water resource management in the area. With a focus on safety and compliance, the reservoir continues to contribute to the sustainable use of water resources in the region.
Wenatchee River At Monitor
|
5980cfs |
Wenatchee River At Peshastin
|
6050cfs |
Entiat River Near Entiat
|
1470cfs |
Icicle Creek Above Snow Creek Near Leavenworth
|
1420cfs |
Mad River At Ardenvoir
|
359cfs |
Yakima River At Umtanum
|
2780cfs |
Year Completed |
2003 |
River Or Stream |
Stemilt Creek - Offstream |
Primary Dam Type |
Earth |
Surface Area |
8 |
Hydraulic Height |
18 |
Drainage Area |
1.16 |
Nid Storage |
124 |
Structural Height |
18 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
18 |
| Location | Reservations | Toilets |
|---|---|---|
Squilchuck State Park Campground
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Wenatchee Confluence State Park
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Wenatchee River County Park
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Tronsen
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Lion Rock Spring
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Lincoln Rock State Park
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Douglas Creek
Alpine Lakes Wilderness Boundary To City Of Leavenworth Water Intake In Se1/4 Of Sec 28, T24N, R17E
Outlet Of Lake Wenatchee To Wenatchee Nf Boundary
Rock Island Campground to Ida Creek
Glacier Peak Wilderness Boundary To Confluence With Wenatchee River
Headwaters At Josephine Lake To Alpine Lakes Wilderness Boundary