Clover Valley
Key Takeaway
Clover Valley is classified as low hazard in California. It was completed in 1909 and is 117 years old. Its primary use is other.
Physical Details
| Dam Height | 35 ft (taller than 38.2% in CA) |
| Dam Length | 180 ft |
| Dam Type | Earth |
| Max Storage | 29 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1909 (117 years old) |
| NID ID | CA00860 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Placer County Water Agency
Local Government
Nearby Dams
Mammoth Reservoir
Placer, CA
High Hazard 23 ftMiners Ravine Detention
Placer, CA
Low Hazard 23 ftWise Forebay
Placer, CA
High Hazard 20 ftRock Creek
Placer, CA
High Hazard 36 ftAuburn Valley Country Club #3
Placer, CA
Low Hazard 39 ftLakewood
Placer, CA
High Hazard 33 ftAeree
El Dorado, CA
Significant Hazard 35 ftHalsey Afterbay
Placer, CA
High Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Clover Valley?
Clover Valley is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Clover Valley?
Clover Valley is owned by Placer County Water Agency (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clover Valley built?
Clover Valley was completed in 1909, making it 117 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Clover Valley?
Clover Valley serves the following purposes: Other, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Clover Valley?
Clover Valley has a dam height of 35 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Clover Valley last inspected?
Clover Valley was last inspected on February 10, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.