Ottun #5
Ottun #5 is an earth dam located in Big Horn County, Montana, built in 1963. It carries a Low hazard potential classification.
About Ottun #5
The primary purpose of Ottun #5 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 St Clair R Ottun (private). It impounds the Tr-peritsa Creek near Hardin.
The dam stands 15 feet tall and stretches 250 feet across, and has a maximum storage capacity of 64 acre-feet. Completed in 1963, 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 | Big Horn |
| Nearest City | Hardin |
| River/Stream | Tr-peritsa Creek |
| Coordinates | 45.78410, -107.82940 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 250 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 25 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | ST CLAIR R OTTUN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02056 |
| Federal ID | MT02056 |
| More Info | State Dam Safety Program |