Muck Valley Afterbay
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | California |
| County | Lassen |
| Nearest City | Pitville |
| River/Stream | Pit River - Os |
| Coordinates | 40.98010, -121.26180 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 6,200 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 420 acre-ft |
| Normal Storage | 420 acre-ft |
| Surface Area | 30 acres |
| Max Discharge | 700 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Malacha Hydro Limited Partnership |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/19/2022 |
| Emergency Action Plan | Not Required |