Sorenson Group

Root River S Branch-TR· Fillmore, Minnesota· Built 1976· Earth· 26 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Sorenson Group is classified as low hazard in Minnesota. It was completed in 1976 and is 50 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 26 ft (taller than 74.2% in MN)
Dam Length218 ft
Dam TypeEarth
Max Storage18 acre-ft
Normal Storage2 acre-ft
Drainage Area0 sq mi
Max Discharge537 cfs
Year Completed1976 (50 years old)
NID IDMN00858

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: April 5, 2016
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

Bates, Randy

Private

Nearby Dams

Lanesboro

Fillmore, MN

High Hazard 34 ft

Horihan-Herrick

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Low Hazard 34 ft

Carrolton 12

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Low Hazard 26 ft

Horihan-Hazel Group

Fillmore, MN

Significant Hazard 29 ft

Fillmore County Road 21

Fillmore, MN

Significant Hazard 31 ft

Holt 19

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Low Hazard 32 ft

Lawstuen Pond

Fillmore, MN

Low Hazard 26 ft

Ruen Pond

Fillmore, MN

Low Hazard 26 ft

Frequently Asked Questions

What is the hazard classification of Sorenson Group?

Sorenson Group 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 Sorenson Group?

Sorenson Group is owned by Bates, Randy (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sorenson Group built?

Sorenson Group was completed in 1976, making it 50 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 Sorenson Group?

Sorenson Group 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 Sorenson Group?

Sorenson Group has a dam height of 26 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 Sorenson Group last inspected?

Sorenson Group was last inspected on April 5, 2016. 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.