Flat Milford Colony
Flat Milford Colony is an earth dam located in Lewis and Clark County, Montana, built in 1955. It carries a Low hazard potential classification.
About Flat Milford Colony
The primary purpose of Flat Milford Colony 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 Milford Colony (private). It impounds the Tr-flat Creek near Hardy.
The dam stands 15 feet tall and stretches 150 feet across, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1955, 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 | Lewis and Clark |
| Nearest City | Hardy |
| River/Stream | Tr-flat Creek |
| Coordinates | 47.31480, -112.18140 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 150 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 12 acre-ft |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | MILFORD COLONY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03322 |
| Federal ID | MT03322 |
| More Info | State Dam Safety Program |