Gorman Dam
Key Takeaway
Gorman Dam is classified as low hazard in South Dakota. It was completed in 1936 and is 90 years old. Its primary use is recreation.
Physical Details
| Dam Height | 15 ft (taller than 11.1% in SD) |
| Dam Length | 555 ft |
| Dam Type | Earth |
| Max Storage | 510 acre-ft |
| Normal Storage | 205 acre-ft |
| Max Discharge | 1,530 cfs |
| Year Completed | 1936 (90 years old) |
| NID ID | SD00951 |
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
RAY B. MCILLECE
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Gorman Dam?
Gorman 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 Gorman Dam?
Gorman Dam is owned by RAY B. MCILLECE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gorman Dam built?
Gorman Dam was completed in 1936, making it 90 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 Gorman Dam?
Gorman 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 Gorman Dam?
Gorman Dam has a dam height of 15 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.