Pawlowski Reservoir is an earth dam located in McCone County, Montana, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 500 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 Pawlowski Reservoir
The primary purpose of Pawlowski Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Wayne Pawlowski Inc. (private). It impounds the Horse Creek near Circle.
The dam stands 20 feet tall and stretches 500 feet across, creates a reservoir covering 61 acres, has a maximum storage capacity of 779 acre-feet, and collects water from a drainage area of 49 square miles. Completed in 1950, 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 | McCone |
| Nearest City | Circle |
| River/Stream | Horse Creek |
| Coordinates | 47.47960, -105.74960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 500 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 779 acre-ft |
| Max Storage | 779 acre-ft |
| Normal Storage | 291 acre-ft |
| Surface Area | 61 acres |
| Drainage Area | 49 sq mi |
| Max Discharge | 1,000 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Wayne Pawlowski Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00974 |
| Federal ID | MT00974 |
| More Info | State Dam Safety Program |