Big Creek Dam No. 4
Big Creek Dam No. 4 is a concrete dam located in Fresno County, California, built in 1913. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Big Creek Dam No. 4
The primary purpose of Big Creek Dam No. 4 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 Southern California Edison Company (private). It impounds the Big Creek near Big Creek.
The dam stands 75 feet tall and stretches 287 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 107 square miles. Completed in 1913, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/21/2022.
At 75 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | California |
| County | Fresno |
| Nearest City | Big Creek |
| River/Stream | Big Creek |
| Coordinates | 37.20338, -119.24144 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 75 ft |
| Dam Height | 75 ft |
| Dam Length | 287 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 107 sq mi |
| Max Discharge | 11,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Southern California Edison Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/21/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CA00430 |
| Federal ID | CA00430 |
| More Info | State Dam Safety Program |