Lake Valley Auxiliary
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | California |
| County | Placer |
| Nearest City | Washington |
| River/Stream | North Fork American River |
| Coordinates | 39.30150, -120.60030 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 525 ft |
| Year Completed | 1889 (137 years old) |
Storage & Hydraulics
| NID Storage | 7,964 acre-ft |
| Max Storage | 7,964 acre-ft |
| Normal Storage | 7,700 acre-ft |
| Surface Area | 298 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 5,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Pacific Gas and Electric Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/06/2022 |
| Emergency Action Plan | Yes |