Cross Cut Diversion
Cross Cut Diversion is a dam located in Fremont County, Idaho, built in 1938. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Cross Cut Diversion
The primary purpose of Cross Cut Diversion is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is private-owned. It impounds the Henrys Fork Snake River near St. Anthony.
The dam stands 18 feet tall and stretches 457 feet across, creates a reservoir covering 35 acres, has a storage capacity of 250 acre-feet, and collects water from a drainage area of 1,752 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/01/2018.
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Location
| State | Idaho |
| County | Fremont |
| Nearest City | St. Anthony |
| River/Stream | Henrys Fork Snake River |
| Coordinates | 44.01830, -111.58270 |
Physical Characteristics
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 457 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 1,752 sq mi |
| Max Discharge | 20,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/01/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00351 |
| Federal ID | ID00351 |
| More Info | State Dam Safety Program |