Sodus Twp 17 Reservoir Report

Last Updated: December 13, 2025

Sodus Twp 17, located in Lyon County, Minnesota, is a privately owned earth dam completed in 1974 with a primary purpose of fire protection, stock, or small fish pond.


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Summary

The dam has a height of 26 feet and a NID storage capacity of 100 acre-feet. Situated on Meadow Creek-TR, this structure serves as a vital water resource for the surrounding area, with a surface area of 10 acres and a drainage area of 0.76 square miles.

Managed by the Minnesota Department of Natural Resources, Sodus Twp 17 is regulated, inspected, and enforced for safety and compliance. Despite its low hazard potential, the dam's condition was assessed as satisfactory during the last inspection in September 2013. With a designated inspection frequency of 8 years, the structure is well-maintained and poses minimal risk to the community.

With its buttress core type and unspecified foundations, Sodus Twp 17 contributes to local water management efforts and provides essential support for fire protection and agricultural activities. As a key feature in the water infrastructure of Lambertson, this dam exemplifies the intersection of water resource management and climate resilience in Minnesota.

Year Completed

1974

Dam Height

26

River Or Stream

MEADOW CREEK-TR

Primary Dam Type

Earth

Surface Area

10

Drainage Area

0.76

Nid Storage

100

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

26
       
Seasonal Comparison

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Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.