Grizzly Creek
Key Takeaway
Grizzly Creek is classified as significant hazard in California. It was completed in 1964 and is 62 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 50 ft (taller than 59.1% in CA) |
| Dam Length | 280 ft |
| Dam Type | Earth |
| Max Storage | 76 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1964 (62 years old) |
| NID ID | CA00553 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Clipper Mills, LLC
Private
Nearby Dams
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Low Hazard 157 ftOur House
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High Hazard 70 ftFrequently Asked Questions
What is the hazard classification of Grizzly Creek?
Grizzly Creek is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Grizzly Creek?
Grizzly Creek is owned by Clipper Mills, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Grizzly Creek built?
Grizzly Creek was completed in 1964, making it 62 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 Grizzly Creek?
Grizzly Creek 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 Grizzly Creek?
Grizzly Creek has a dam height of 50 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 Grizzly Creek last inspected?
Grizzly Creek was last inspected on November 8, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.