Harvey Lake
Harvey Lake is an earth dam located in Teton County, Montana, built in 1941. It carries a Significant hazard potential classification.
About Harvey Lake
The primary purpose of Harvey Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Farmers Coop Canal Co (private). It impounds the Farmers Canal.
The dam stands 26 feet tall and stretches 700 feet across, creates a reservoir covering 114 acres, and has a maximum storage capacity of 1,863 acre-feet. Completed in 1941, 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 | Teton |
| Nearest City | None |
| River/Stream | Farmers Canal |
| Coordinates | 47.92880, -112.39310 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 700 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 1,863 acre-ft |
| Max Storage | 1,863 acre-ft |
| Normal Storage | 1,144 acre-ft |
| Surface Area | 114 acres |
Ownership & Safety
| Purpose | Irrigation |
| Owner | FARMERS COOP CANAL CO |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01053 |
| Federal ID | MT01053 |
| More Info | State Dam Safety Program |