East Cellers 9-499-4 is an earth dam located in Weston County, Wyoming, built in 1949. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 640 ft long, taller than 62% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About East Cellers 9-499-4
The primary purpose of East Cellers 9-499-4 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 Usda Fs (federal). It impounds the Okeefe Draw near Edgemont.
The dam stands 28 feet tall and stretches 640 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 56 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1949, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 06/11/2010. That was over 16 years ago.
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Location
| State | Wyoming |
| County | Weston |
| Nearest City | Edgemont |
| River/Stream | Okeefe Draw |
| Coordinates | 43.78226, -104.87210 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 23 ft |
| Dam Length | 640 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 56 acre-ft |
| Max Storage | 56 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,808 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/11/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01320 |
| Federal ID | WY01320 |
| More Info | State Dam Safety Program |