Snow Creek South
Snow Creek South is a dam located in Owyhee County, Idaho, built in 1957. It carries a Low hazard potential classification and has a fair condition assessment.
About Snow Creek South
The primary purpose of Snow Creek South 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 Snow Creek Marys Creek.
The dam stands 11 feet tall and stretches 1,400 feet across, creates a reservoir covering 115 acres, has a storage capacity of 280 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1957, the structure is well into its service life at over 50 years old.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/07/2014. That was over 11 years ago.
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Location
| State | Idaho |
| County | Owyhee |
| River/Stream | Snow Creek Marys Creek |
| Coordinates | 42.11020, -115.96430 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 1,400 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 280 acre-ft |
| Normal Storage | 280 acre-ft |
| Surface Area | 115 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 200 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/07/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00535 |
| Federal ID | ID00535 |
| More Info | State Dam Safety Program |