Pawlowski #1 is an earth dam located in McCone County, Montana, built in 1944. It carries a Significant hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 360 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 #1
The primary purpose of Pawlowski #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 Wayne Pawlowski Inc. (private). It impounds the Tr-lost Creek near Poplar.
The dam stands 20 feet tall and stretches 360 feet across, and has a maximum storage capacity of 155 acre-feet. Completed in 1944, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Montana |
| County | McCone |
| Nearest City | Poplar |
| River/Stream | Tr-lost Creek |
| Coordinates | 47.51250, -105.60890 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 360 ft |
| Year Completed | 1944 (82 years old) |
Storage & Hydraulics
| NID Storage | 155 acre-ft |
| Max Storage | 155 acre-ft |
| Normal Storage | 79 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Wayne Pawlowski Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00487 |
| Federal ID | MT00487 |
| More Info | State Dam Safety Program |