Net River Dam Reservoir Report

Last Updated: December 5, 2025

The Net River Dam, located in Crystal Falls, Michigan, is a state-regulated structure on the West Branch Net River primarily used for recreation purposes.


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Summary

Built in 1953, this earthen dam stands at a height of 19 feet and has a storage capacity of 4,800 acre-feet, with a normal storage level of 1,200 acre-feet. With a surface area of 400 acres and a drainage area of 32.8 square miles, the dam plays a vital role in managing water resources in the region.

Despite its low hazard potential and satisfactory condition assessment, the Net River Dam is subject to regular state inspections and enforcement to ensure its safety and compliance with regulatory standards. With an uncontrolled spillway type and a width of 44 feet, the dam presents a moderate risk level according to a recent assessment. Although there have been no significant modifications or emergency preparedness measures reported, the dam remains an important structure for both recreational use and water resource management in the area.

The Net River Dam serves as a key component in the water infrastructure of Baraga County, Michigan, providing essential benefits for both residents and visitors alike. As climate change continues to impact water resources, it is crucial to monitor and maintain structures like the Net River Dam to ensure their continued functionality and safety in the face of evolving environmental challenges.

Year Completed

1953

Dam Length

435

Dam Height

19

River Or Stream

West Branch Net River

Primary Dam Type

Earth

Surface Area

400

Hydraulic Height

17

Drainage Area

32.8

Nid Storage

4800

Structural Height

19

Hazard Potential

Low

Nid Height

19
       
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.