Spring Valley Wwtp Lagoon Dam
Key Takeaway
Spring Valley Wwtp Lagoon Dam is classified as significant hazard in Illinois. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 22.3% in IL) |
| Dam Length | 3,500 ft |
| Dam Type | Earth |
| Max Storage | 230 acre-ft |
| Normal Storage | 130 acre-ft |
| Year Modified | 2016 |
| NID ID | IL50677 |
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 SPRING VALLEY
Public Utility
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High Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Spring Valley Wwtp Lagoon Dam?
Spring Valley Wwtp Lagoon Dam 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 Spring Valley Wwtp Lagoon Dam?
Spring Valley Wwtp Lagoon Dam is owned by CITY OF SPRING VALLEY (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Spring Valley Wwtp Lagoon Dam?
Spring Valley Wwtp Lagoon Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Spring Valley Wwtp Lagoon Dam?
Spring Valley Wwtp Lagoon Dam 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 Spring Valley Wwtp Lagoon Dam last inspected?
Spring Valley Wwtp Lagoon Dam was last inspected on June 29, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.