J R Scott #18
J R Scott #18 is an earth dam located in Yellowstone County, Montana, built in 1958. It carries a Low hazard potential classification.
About J R Scott #18
The primary purpose of J R Scott #18 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 John R Scott_jr (private). It impounds the Tr-fly Creek near Pompeys Pillar.
The dam stands 18 feet tall and stretches 150 feet across, and has a maximum storage capacity of 88 acre-feet. Completed in 1958, 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 | Yellowstone |
| Nearest City | Pompeys Pillar |
| River/Stream | Tr-fly Creek |
| Coordinates | 45.66710, -108.13350 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 150 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 88 acre-ft |
| Max Storage | 88 acre-ft |
| Normal Storage | 42 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JOHN R SCOTT_JR |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01782 |
| Federal ID | MT01782 |
| More Info | State Dam Safety Program |