The Sun River Diversion, also known as Diversion Lake, is a federal water management structure located in Simms, Montana.
Wind
Humidity
Completed in 1914 by the Bureau of Reclamation, this concrete dam serves primarily for irrigation purposes along the North Fork Sun River. With a height of 132 feet and a storage capacity of 6,395 acre-feet, the dam spans 261 feet in length and covers a surface area of 202 acres.
Managed by the Bureau of Reclamation, the Sun River Diversion has a low hazard potential and a moderate risk assessment rating. The uncontrolled spillway, with a width of 140 feet, can handle a maximum discharge of 34,000 cubic feet per second. The dam is situated in a picturesque location in Teton County, Montana, and plays a crucial role in regulating water flow for agricultural needs in the region.
Despite its age, the Sun River Diversion is a reliable and essential water resource infrastructure in the area. With regular inspections and a well-maintained structure, this dam continues to support the irrigation needs of the local community while preserving the natural environment of the North Fork Sun River.
Year Completed |
1914 |
Dam Length |
261 |
Dam Height |
132 |
River Or Stream |
NORTH FORK SUN RIVER |
Primary Dam Type |
Concrete |
Surface Area |
202 |
Hydraulic Height |
114 |
Drainage Area |
600 |
Nid Storage |
6395 |
Structural Height |
132 |
Hazard Potential |
Low |
Foundations |
Rock |
Nid Height |
132 |
| Location | Reservations | Toilets |
|---|---|---|
Home Gulch Campground
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Home Gulch
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Mortimer Gulch Campground
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Mortimer Gulch
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Pishkun Reservoir FAS
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Benchmark Campground
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