Middle Creek Lake (cascade)
Middle Creek Lake (cascade) is an earth dam located in Cascade County, Montana, built in 1950. It carries a Significant hazard potential classification.
About Middle Creek Lake (cascade)
The primary purpose of Middle Creek Lake (cascade) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Sieben Livestock Co (private). It impounds the Middle Creek(e.f.hound Creek) near Great Falls.
The dam stands 30 feet tall and stretches 285 feet across, has a maximum storage capacity of 584 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1950, 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 | Cascade |
| Nearest City | Great Falls |
| River/Stream | Middle Creek(e.f.hound Creek) |
| Coordinates | 46.93940, -111.67990 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 285 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 584 acre-ft |
| Max Storage | 584 acre-ft |
| Normal Storage | 338 acre-ft |
| Drainage Area | 5 sq mi |
| Max Discharge | 400 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | SIEBEN LIVESTOCK CO |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00201 |
| Federal ID | MT00201 |
| More Info | State Dam Safety Program |