Lake William Dam
Key Takeaway
Lake William Dam is classified as low hazard in Indiana. It was completed in 1975 and is 51 years old. Its primary use is recreation.
Physical Details
| Dam Height | 30 ft (taller than 62.3% in IN) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 5 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | IN00625 |
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
LAKE HELMERICK VILLAGE
Private
Nearby Dams
Lake Edward Dam
Pike, IN
Low Hazard 24 ftLake Charles Dam
Dubois, IN
Low Hazard 25 ftLake Helmerich Dam
Pike, IN
Low Hazard 23 ftLake Frank
Pike, IN
Low Hazard 26 ftLake Molly Dam
Pike, IN
Low Hazard 23 ftCool Spring Lake Dam
Pike, IN
Significant Hazard 37 ftNew Holland Lake Dam
Dubois, IN
Significant Hazard 33 ftOld Holland Lake Dam
Dubois, IN
Significant Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Lake William Dam?
Lake William 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 Lake William Dam?
Lake William Dam is owned by LAKE HELMERICK VILLAGE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake William Dam built?
Lake William Dam was completed in 1975, making it 51 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 Lake William Dam?
Lake William 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 Lake William Dam?
Lake William Dam has a dam height of 30 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 Lake William Dam last inspected?
Lake William Dam was last inspected on November 24, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.