Thunder Basin No 10 is an earth dam located in Campbell County, Wyoming, built in 1938. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 530 ft long. 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 Thunder Basin No 10
The primary purpose of Thunder Basin No 10 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 Little Thunder Creek near Edgemont.
The dam stands 23 feet tall and stretches 530 feet across, creates a reservoir covering 43 acres, has a maximum storage capacity of 197 acre-feet, and collects water from a drainage area of 25 square miles. Completed in 1938, 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 03/26/2008. That was over 18 years ago.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Edgemont |
| River/Stream | Little Thunder Creek |
| Coordinates | 43.69140, -105.37773 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 18 ft |
| Dam Length | 530 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 197 acre-ft |
| Max Storage | 197 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 25 sq mi |
| Max Discharge | 2,715 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 | 03/26/2008 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01522 |
| Federal ID | WY01522 |
| More Info | State Dam Safety Program |