Delta Pond
Key Takeaway
Delta Pond is classified as significant hazard in California. It was completed in 1984 and is 42 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 27 ft (taller than 26.1% in CA) |
| Dam Length | 11,000 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Surface Area | 94 acres |
| Year Completed | 1984 (42 years old) |
| NID ID | CA01272 |
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
City of Santa Rosa
Local Government
Nearby Dams
Airport Reservoir D
Sonoma, CA
Significant Hazard 45 ftAirport Storage Pond 2
Sonoma, CA
High Hazard 20 ftAirport Storage Pond
Sonoma, CA
High Hazard 22 ftPond No. 2
Sonoma, CA
Low Hazard 12 ftLake Helen
Sonoma, CA
High Hazard 39 ftMeadow Lane
Sonoma, CA
High Hazard 30 ftAzalea
Sonoma, CA
High Hazard 44 ftSalinger
Sonoma, CA
Low Hazard 46 ftFrequently Asked Questions
What is the hazard classification of Delta Pond?
Delta Pond 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 Delta Pond?
Delta Pond is owned by City of Santa Rosa (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Delta Pond built?
Delta Pond was completed in 1984, making it 42 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 Delta Pond?
Delta Pond serves the following purposes: Water Supply, Other, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Delta Pond?
Delta Pond has a dam height of 27 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 Delta Pond last inspected?
Delta Pond was last inspected on August 31, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.