Deep Creek Upper is a dam located in Oneida County, Idaho, built in 1906. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 36 ft36 ft tall and 500 ft long, taller than 82% 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 Deep Creek Upper
The primary purpose of Deep Creek Upper 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 Third Creek Deep Creek near Malad City.
The dam stands 36 feet tall and stretches 500 feet across, creates a reservoir covering 33 acres, has a storage capacity of 512 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1906, 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 08/14/2015. That was over 11 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Idaho |
| County | Oneida |
| Nearest City | Malad City |
| River/Stream | Third Creek Deep Creek |
| Coordinates | 42.19300, -112.14670 |
Physical Characteristics
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 500 ft |
| Year Completed | 1906 (120 years old) |
Storage & Hydraulics
| NID Storage | 512 acre-ft |
| Normal Storage | 512 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 51 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 08/14/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00002 |
| Federal ID | ID00002 |
| More Info | State Dam Safety Program |