Herrick is a dam located in Valley County, Idaho, built in 1953. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 38 ft38 ft tall and 660 ft long, taller than 84% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Herrick
Herrick is a dam in Valley, Idaho. The dam is private-owned. It impounds the Skunk Creek Clear Creek near Cascade.
The dam stands 38 feet tall and stretches 660 feet across, creates a reservoir covering 42 acres, has a storage capacity of 562 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1953, the structure is well into its service life at over 50 years 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 07/02/2018.
At 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Idaho |
| County | Valley |
| Nearest City | Cascade |
| River/Stream | Skunk Creek Clear Creek |
| Coordinates | 44.37660, -115.98150 |
Physical Characteristics
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 660 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 562 acre-ft |
| Normal Storage | 562 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 190 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/02/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00246 |
| Federal ID | ID00246 |
| More Info | State Dam Safety Program |