Clark Retention Dam
Clark Retention Dam is a gravity dam located in Prairie County, Montana, built in 2003. It carries a Low hazard potential classification.
About Clark Retention Dam
The primary purpose of Clark Retention Dam 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 Doi Blm (federal). It impounds the Cherry Ck./yellowstone River near Glendive.
The dam stands 28 feet tall and stretches 782 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 149 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 2003, the structure is relatively new.
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 07/24/2019.
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Location
| State | Montana |
| County | Prairie |
| Nearest City | Glendive |
| River/Stream | Cherry Ck./yellowstone River |
| Coordinates | 46.88866, -105.70364 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 28 ft |
| Dam Length | 782 ft |
| Year Completed | 2003 (23 years old) |
Storage & Hydraulics
| NID Storage | 149 acre-ft |
| Max Storage | 149 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/24/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03939 |
| Federal ID | MT03939 |
| More Info | State Dam Safety Program |