Van #1
Van #1 is an earth dam located in Garfield County, Montana, built in 1940. It carries a Low hazard potential classification.
About Van #1
The primary purpose of Van #1 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 Lillian O'conner (private). It impounds the Van Coulten Coulee near Van Norman.
The dam stands 18 feet tall and stretches 125 feet across, and has a maximum storage capacity of 87 acre-feet. Completed in 1940, 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.
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Location
| State | Montana |
| County | Garfield |
| Nearest City | Van Norman |
| River/Stream | Van Coulten Coulee |
| Coordinates | 47.37950, -106.85500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 125 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 87 acre-ft |
| Max Storage | 87 acre-ft |
| Normal Storage | 26 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | LILLIAN O'CONNER |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02287 |
| Federal ID | MT02287 |
| More Info | State Dam Safety Program |