Latendresse Reservoir Report

Last Updated: December 5, 2025

Latendresse, also known as County Road 34, is a private dam located in Red Lake, Minnesota, managed by the USDA NRCS.


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Summary

Constructed in 1972, this earth dam stands at 32 feet high and spans 340 feet in length, with a primary purpose of flood risk reduction along the Red Lake River. With a storage capacity of 65 acre-feet and a low hazard potential, Latendresse plays a crucial role in mitigating flood risks in the area.

The dam's spillway, with a width of 50 feet, is uncontrolled, and the structure is regulated by the Minnesota Department of Natural Resources. Despite being assessed as in fair condition in 2009, Latendresse is inspected every 8 years to ensure its integrity and functionality. The dam's moderate risk level, as determined by the hazard potential and condition assessment, underscores the importance of ongoing maintenance and risk management measures to safeguard the surrounding community and environment.

Managed by the Natural Resources Conservation Service, Latendresse serves as a vital component in the flood control infrastructure of Red Lake County. With its strategic location in Huot and its significant role in reducing flood risks along the Red Lake River, this dam exemplifies the importance of proactive water resource management and climate resilience efforts in Minnesota. As climate change continues to impact water resources, Latendresse highlights the critical need for sustainable infrastructure to protect communities and ecosystems from increasing flood risks.

Year Completed

1972

Dam Length

340

Dam Height

32

River Or Stream

RED LAKE RIVER-TR

Primary Dam Type

Earth

Surface Area

2

Hydraulic Height

24

Drainage Area

1.13

Nid Storage

65

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Soil

Nid Height

32
       
Seasonal Comparison

Weather Forecast

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.