Foster Dam
Key Takeaway
Foster Dam is classified as low hazard in South Dakota. It was completed in 2015 and is 11 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 14 ft (taller than 7.8% in SD) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 243 acre-ft |
| Normal Storage | 78 acre-ft |
| Max Discharge | 540 cfs |
| Year Completed | 2015 (11 years old) |
| NID ID | SD02641 |
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
Casey Foster
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Foster Dam?
Foster 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 Foster Dam?
Foster Dam is owned by Casey Foster (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Foster Dam built?
Foster Dam was completed in 2015, making it 11 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 Foster Dam?
Foster Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Foster Dam?
Foster Dam 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.