Jug Creek Upper
Jug Creek Upper is a dam located in Valley County, Idaho, built in 1946. It carries a Significant hazard potential classification and has a fair condition assessment.
About Jug Creek Upper
The primary purpose of Jug 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 Jug Creek Louie Creek near Poro Dam.
The dam stands 32 feet tall and stretches 500 feet across, creates a reservoir covering 85 acres, has a storage capacity of 1,132 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1946, the structure is well-established, with more than 75 years of service.
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 07/23/2019.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Idaho |
| County | Valley |
| Nearest City | Poro Dam |
| River/Stream | Jug Creek Louie Creek |
| Coordinates | 44.84320, -115.99890 |
Physical Characteristics
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 500 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 1,132 acre-ft |
| Normal Storage | 1,132 acre-ft |
| Surface Area | 85 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 375 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/23/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00124 |
| Federal ID | ID00124 |
| More Info | State Dam Safety Program |