Little Rock Creek
Key Takeaway
Little Rock Creek is classified as low hazard in Minnesota. It was completed in 1978 and is 48 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 8 ft (taller than 16.2% in MN) |
| Dam Length | 182 ft |
| Dam Type | Gravity |
| Max Storage | 480 acre-ft |
| Normal Storage | 140 acre-ft |
| Surface Area | 1,310 acres |
| Drainage Area | 67 sq mi |
| Max Discharge | 50 cfs |
| Year Completed | 1978 (48 years old) |
| NID ID | MN00692 |
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
MNDNR-Fisheries and Wildlife
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Little Rock Creek?
Little Rock Creek 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 Little Rock Creek?
Little Rock Creek is owned by MNDNR-Fisheries and Wildlife (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Little Rock Creek built?
Little Rock Creek was completed in 1978, making it 48 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 Little Rock Creek?
Little Rock Creek serves the following purposes: 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 Little Rock Creek?
Little Rock Creek has a dam height of 8 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 Little Rock Creek last inspected?
Little Rock Creek was last inspected on November 7, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.