Bean Hollow #3
Key Takeaway
Bean Hollow #3 is classified as low hazard in California. It was completed in 1939 and is 87 years old. Its primary use is water supply.
Physical Details
| Dam Height | 40 ft (taller than 46.3% in CA) |
| Dam Length | 405 ft |
| Dam Type | Earth |
| Max Storage | 461 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1939 (87 years old) |
| NID ID | CA00666 |
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
Lake Lucerne Mutual Water Company
Private
Nearby Dams
Bean Hollow #2
San Mateo, CA
Low Hazard 31 ftLake Lucerne
San Mateo, CA
Low Hazard 21 ftGreen Oaks #1
San Mateo, CA
Low Hazard 39 ftPomponio Ranch
San Mateo, CA
High Hazard 64 ftCoastways
San Mateo, CA
High Hazard 46 ftSempervirens
Santa Cruz, CA
Significant Hazard 42 ftMill Creek
Santa Cruz, CA
High Hazard 76 ftFrequently Asked Questions
What is the hazard classification of Bean Hollow #3?
Bean Hollow #3 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 Bean Hollow #3?
Bean Hollow #3 is owned by Lake Lucerne Mutual Water Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bean Hollow #3 built?
Bean Hollow #3 was completed in 1939, making it 87 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 Bean Hollow #3?
Bean Hollow #3 serves the following purposes: Water Supply, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Bean Hollow #3?
Bean Hollow #3 has a dam height of 40 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 Bean Hollow #3 last inspected?
Bean Hollow #3 was last inspected on June 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.