Highland
Key Takeaway
Highland is classified as low hazard in South Dakota. It was completed in 1937 and is 89 years old. Its primary use is recreation.
Physical Details
| Dam Height | 14 ft (taller than 7.8% in SD) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 450 acre-ft |
| Normal Storage | 107 acre-ft |
| Surface Area | 45 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 1,138 cfs |
| Year Completed | 1937 (89 years old) |
| NID ID | SD02202 |
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
S&PL
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Highland?
Highland 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 Highland?
Highland is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Highland built?
Highland was completed in 1937, making it 89 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 Highland?
Highland 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 Highland?
Highland has a dam height of 14 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 Highland last inspected?
Highland was last inspected on November 5, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.