Redwood Falls

Redwood River· Redwood, Minnesota· Built 1902· Gravity· 37 ft tall
High Hazard Hydroelectric Local Government

Key Takeaway

Redwood Falls is classified as high hazard in Minnesota. It was completed in 1902 and is 124 years old. Its primary use is hydroelectric. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 37 ft (taller than 91.8% in MN)
Dam Length250 ft
Dam TypeGravity
Max Storage1.0K acre-ft
Normal Storage700 acre-ft
Surface Area100 acres
Drainage Area677 sq mi
Max Discharge35,000 cfs
Year Completed1902 (124 years old)
NID IDMN00511

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: May 10, 2023
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

City of Redwood Falls

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Redwood Falls?

Redwood Falls is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Redwood Falls?

Redwood Falls is owned by City of Redwood Falls (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Redwood Falls built?

Redwood Falls was completed in 1902, making it 124 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 Redwood Falls?

Redwood Falls serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Redwood Falls?

Redwood Falls has a dam height of 37 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 Redwood Falls last inspected?

Redwood Falls was last inspected on May 10, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.