Pit River Weir
Pit River Weir is a concrete dam located in Shasta County, California, built in 1921. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Pit River Weir
The primary purpose of Pit River Weir 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 Pit River near Fall River Mills.
The dam stands 8 feet tall and stretches 231 feet across, creates a reservoir covering 1 acres, and has a storage capacity of 50 acre-feet. Completed in 1921, 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 09/11/2019.
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Location
| State | California |
| County | Shasta |
| Nearest City | Fall River Mills |
| River/Stream | Pit River |
| Coordinates | 40.99720, -121.43570 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 231 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Pacific Gas and Electric Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/11/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CA10429 |
| Federal ID | CA10429 |
| More Info | State Dam Safety Program |