Michigan Bar No. 1
Key Takeaway
Michigan Bar No. 1 is classified as significant hazard in California. It was completed in 1989 and is 37 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 11.1% in CA) |
| Dam Length | 1,900 ft |
| Dam Type | Earth |
| Max Storage | 814 acre-ft |
| Surface Area | 34 acres |
| Year Completed | 1989 (37 years old) |
| NID ID | CA01243 |
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
Rancho Murieta Community Services District
Public Utility
Nearby Dams
Michigan Bar No. 2
Sacramento, CA
Low Hazard 36 ftSchneider
Sacramento, CA
Low Hazard 22 ftGranlees
Sacramento, CA
Low Hazard 17 ftClementia
Sacramento, CA
Significant Hazard 33 ftVan Vleck
Sacramento, CA
Significant Hazard 26 ftChesbro
Sacramento, CA
High Hazard 79 ftMills
Sacramento, CA
High Hazard 23 ftCalero
Sacramento, CA
High Hazard 55 ftFrequently Asked Questions
What is the hazard classification of Michigan Bar No. 1?
Michigan Bar No. 1 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 Michigan Bar No. 1?
Michigan Bar No. 1 is owned by Rancho Murieta Community Services District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Michigan Bar No. 1 built?
Michigan Bar No. 1 was completed in 1989, making it 37 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 Michigan Bar No. 1?
Michigan Bar No. 1 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 Michigan Bar No. 1?
Michigan Bar No. 1 has a dam height of 17 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 Michigan Bar No. 1 last inspected?
Michigan Bar No. 1 was last inspected on February 10, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.