Hardisty
Hardisty is a dam located in Owyhee County, Idaho, built in 1914. It carries a Significant hazard potential classification and has a fair condition assessment.
About Hardisty
Hardisty is a dam in Owyhee, Idaho. The dam is private-owned. It impounds the Cherry Creek Dougherty Creek near Remote.
The dam stands 31 feet tall and stretches 220 feet across, creates a reservoir covering 75 acres, has a storage capacity of 789 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1914, the structure is over a century old.
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. 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 07/15/2020.
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Location
| State | Idaho |
| County | Owyhee |
| Nearest City | Remote |
| River/Stream | Cherry Creek Dougherty Creek |
| Coordinates | 42.65720, -117.00330 |
Physical Characteristics
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 220 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 789 acre-ft |
| Normal Storage | 789 acre-ft |
| Surface Area | 75 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 550 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/15/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00089 |
| Federal ID | ID00089 |
| More Info | State Dam Safety Program |