The Egin Canal Diversion, also known as St.
Anthony, is a private irrigation structure located in Fremont, Idaho. Completed in 1903, this gravity dam serves multiple purposes including hydroelectric power generation, irrigation, and recreation. With a dam height of 6.5 feet and a length of 360 feet, it has a storage capacity of 500 acre-feet and can discharge up to 50,000 cubic feet of water per second.
Operated under the oversight of the Federal Energy Regulatory Commission, the Egin Canal Diversion has a low hazard potential and a moderate risk assessment. Despite its age, the structure remains in good condition with a regular inspection frequency to ensure its safety. The dam features an uncontrolled spillway, a multi-arch core type, and is constructed on a rock foundation, providing essential water resources for agriculture and other uses in the region.
Located on the Henrys Fork Snake River, the Egin Canal Diversion plays a crucial role in water management and supply in the area. As a key component of the local irrigation system, it highlights the intersection of water resource management and climate considerations in ensuring sustainable water use for agricultural and recreational purposes.
Wind
Humidity
Year Completed |
1903 |
Dam Length |
360 |
Dam Height |
6.5 |
River Or Stream |
Henrys Fork Snake River |
Primary Dam Type |
Gravity |
Surface Area |
50 |
Drainage Area |
1770 |
Nid Storage |
500 |
Structural Height |
6.5 |
Hazard Potential |
Low |
Foundations |
Rock |
Nid Height |
7 |
Henrys Fork At St Anthony Id
|
1290cfs |
Teton River Nr St Anthony Id
|
497cfs |
Nf Teton River Nr Sugar City Id
|
155cfs |
Falls River Nr Chester Id
|
471cfs |
South Fork Teton River Nr Rexburg Id
|
272cfs |
Henrys Fork Nr Ashton Id
|
820cfs |
| Location | Reservations | Toilets |
|---|---|---|
Red Road Camping Area
|
||
Egin Lakes
|
||
Egin Lake Campground
|
||
Jolley Camper
|