Powers Stock
Powers Stock is an earth dam located in Uinta County, Wyoming, built in 1965. It carries a Low hazard potential classification and has a fair condition assessment.
About Powers Stock
The primary purpose of Powers Stock is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Sims Sheep Co, Llc (private). It impounds the Black Rock Draw near Granger.
The dam stands 12 feet tall and stretches 825 feet across, creates a reservoir covering 42 acres, and has a maximum storage capacity of 206 acre-feet. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/31/2024.
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Location
| State | Wyoming |
| County | Uinta |
| Nearest City | Granger |
| River/Stream | Black Rock Draw |
| Coordinates | 41.41222, -110.25917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 825 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 206 acre-ft |
| Max Storage | 206 acre-ft |
| Normal Storage | 102 acre-ft |
| Surface Area | 42 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | SIMS SHEEP CO, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/31/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01241 |
| Federal ID | WY01241 |
| More Info | State Dam Safety Program |