Jamison Lake
Key Takeaway
Jamison Lake is classified as low hazard in California. It was completed in 1902 and is 124 years old. Its primary use is water supply.
Physical Details
| Dam Height | 15 ft (taller than 8.1% in CA) |
| Dam Length | 160 ft |
| Dam Type | Earth |
| Normal Storage | 300 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 125 cfs |
| Year Completed | 1902 (124 years old) |
| NID ID | CA10330 |
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
USDA FS
Federal Government
Nearby Dams
Grass Lake
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Low Hazard 10 ftLong Lake
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Significant Hazard 12 ftEureka
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Significant Hazard 29 ftUpper Salmon
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Significant Hazard 13 ftSnag Lake
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Significant Hazard 8 ftPacker Lake
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Significant Hazard 11 ftUpper Sardine Lake
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Low Hazard 23 ftLower Sardine Lake
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Jamison Lake?
Jamison Lake 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 Jamison Lake?
Jamison Lake is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jamison Lake built?
Jamison Lake was completed in 1902, making it 124 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 Jamison Lake?
Jamison Lake serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Jamison Lake?
Jamison Lake has a dam height of 15 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 Jamison Lake last inspected?
Jamison Lake was last inspected on September 22, 2008. Inspection dates indicate when a formal review occurred, not the results of that inspection.