Jacobs Reservoir Dam
Jacobs Reservoir Dam is an earth dam located in Lake County, Oregon, built in 1938. It carries a Low hazard potential classification and has a poor condition assessment.
About Jacobs Reservoir Dam
The primary purpose of Jacobs Reservoir Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Us Fish And Wildlife Service (federal). It impounds the Guano Creek.
The dam stands 15 feet tall and stretches 395 feet across, creates a reservoir covering 126 acres, has a maximum storage capacity of 1,661 acre-feet, and collects water from a drainage area of 30 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 08/22/2018.
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Location
| State | Oregon |
| County | Lake |
| River/Stream | Guano Creek |
| Coordinates | 42.28611, -119.64972 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 395 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 1,661 acre-ft |
| Max Storage | 1,661 acre-ft |
| Normal Storage | 294 acre-ft |
| Surface Area | 126 acres |
| Drainage Area | 30 sq mi |
| Max Discharge | 1,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/22/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR03850 |
| Federal ID | OR03850 |
| More Info | State Dam Safety Program |