Sunnycove, located in Maricopa, Arizona, is a vital flood risk reduction structure along the SunnyCove Wash, designed by the USDA NRCS and completed in 1975.
Wind
Humidity
This earth dam stands at a height of 40 feet, with a hydraulic height of 40 feet and a structural height of 50.5 feet, providing storage capacity of 387 acre-feet and a drainage area of 1.35 square miles. Despite its uncontrolled spillway and high hazard potential, Sunnycove's condition assessment remains satisfactory, with the last inspection date in June 2020.
Managed by the Arizona Department of Water Resources, Sunnycove is crucial for protecting the city of Wickenburg from potential flood events, with a maximum discharge capacity of 8250 cubic feet per second. The dam's purpose of flood risk reduction serves the community well, although there are no associated locks or outlet gates. With a moderate risk assessment rating of 3, Sunnycove continues to play a significant role in managing water resources in the region, ensuring the safety and security of local residents and infrastructure.
Year Completed |
1975 |
Dam Length |
709 |
Dam Height |
40 |
River Or Stream |
SUNNYCOVE WASH |
Primary Dam Type |
Earth |
Surface Area |
18 |
Hydraulic Height |
40 |
Drainage Area |
1.35 |
Nid Storage |
387 |
Structural Height |
50.5 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
High |
Foundations |
Rock, Soil |
Nid Height |
51 |
| Location | Reservations | Toilets |
|---|---|---|
Constellation Park
|
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Vulture Peak Rd - Box Wash dispersed
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Cactus RV
|