Standard City Lake Dam
Key Takeaway
Standard City Lake Dam is classified as low hazard in Illinois. It was completed in 1920 and is 106 years old. Its primary use is recreation.
Physical Details
| Dam Height | 33 ft (taller than 71.6% in IL) |
| Dam Length | 683 ft |
| Dam Type | Earth |
| Max Storage | 633 acre-ft |
| Normal Storage | 445 acre-ft |
| Year Completed | 1920 (106 years old) |
| NID ID | IL00770 |
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
MOBIL OIL CORP.
Private
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Low Hazard 47 ftFrequently Asked Questions
What is the hazard classification of Standard City Lake Dam?
Standard City Lake Dam 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 Standard City Lake Dam?
Standard City Lake Dam is owned by MOBIL OIL CORP. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Standard City Lake Dam built?
Standard City Lake Dam was completed in 1920, making it 106 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 Standard City Lake Dam?
Standard City Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Standard City Lake Dam?
Standard City Lake Dam has a dam height of 33 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 Standard City Lake Dam last inspected?
Standard City Lake Dam was last inspected on October 29, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.