Coleman Forebay
Coleman Forebay is an earth dam located in Shasta County, California, built in 1911. It carries a Low hazard potential classification and has a poor condition assessment.
About Coleman Forebay
The primary purpose of Coleman Forebay is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Pacific Gas And Electric Company (private). It impounds the South Fork Battle Creek - Os near Shingletown.
The dam stands 20 feet tall and stretches 2,604 feet across, and has a maximum storage capacity of 76 acre-feet. Completed in 1911, the structure is over a century old.
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 09/07/2017.
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Location
| State | California |
| County | Shasta |
| Nearest City | Shingletown |
| River/Stream | South Fork Battle Creek - Os |
| Coordinates | 40.41284, -122.11424 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 2,604 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 76 acre-ft |
| Max Discharge | 500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Pacific Gas and Electric Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/07/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CA00392 |
| Federal ID | CA00392 |
| More Info | State Dam Safety Program |