Blair #1 is an earth dam located in Liberty County, Montana, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 600 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Blair #1
The primary purpose of Blair #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 Eagle Creek Ranch Inc (private). It impounds the Eagle Creek near No Town.
The dam stands 14 feet tall and stretches 600 feet across, creates a reservoir covering 80 acres, and has a maximum storage capacity of 139 acre-feet. Completed in 1961, 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 | Liberty |
| Nearest City | No Town |
| River/Stream | Eagle Creek |
| Coordinates | 48.70930, -111.21450 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 600 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 139 acre-ft |
| Max Storage | 139 acre-ft |
| Normal Storage | 71 acre-ft |
| Surface Area | 80 acres |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Eagle Creek Ranch Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00321 |
| Federal ID | MT00321 |
| More Info | State Dam Safety Program |