Lehmann Pond

Otter Tail River-TR· Becker, Minnesota· Built 1968· Earth· 12 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Lehmann Pond is classified as low hazard in Minnesota. It was completed in 1968 and is 58 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 12 ft (taller than 41.3% in MN)
Dam Length400 ft
Dam TypeEarth
Max Storage250 acre-ft
Normal Storage250 acre-ft
Surface Area12 acres
Drainage Area6 sq mi
Max Discharge140 cfs
Year Completed1968 (58 years old)
NID IDMN00488

Safety Information

Low Hazard

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?

Emergency Action Plan: No
Last Inspection: August 1, 2018
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

Lehman, Gary

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lehmann Pond?

Lehmann Pond 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 Lehmann Pond?

Lehmann Pond is owned by Lehman, Gary (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lehmann Pond built?

Lehmann Pond was completed in 1968, making it 58 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 Lehmann Pond?

Lehmann Pond serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lehmann Pond?

Lehmann Pond has a dam height of 12 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 Lehmann Pond last inspected?

Lehmann Pond was last inspected on August 1, 2018. 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.