Grumpy
Grumpy is an earth dam located in Carter County, Montana, built in 1961. It carries a Low hazard potential classification.
About Grumpy
The primary purpose of Grumpy 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 Ferman L Clarkson (private). It impounds the Tr-indian Creek near Marmouth South Dakota.
The dam stands 20 feet tall and stretches 300 feet across, has a maximum storage capacity of 275 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1961, 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.
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Location
| State | Montana |
| County | Carter |
| Nearest City | Marmouth South Dakota |
| River/Stream | Tr-indian Creek |
| Coordinates | 45.12170, -104.04500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 300 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 275 acre-ft |
| Max Storage | 275 acre-ft |
| Normal Storage | 59 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 200 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | FERMAN L CLARKSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03077 |
| Federal ID | MT03077 |
| More Info | State Dam Safety Program |