Norton Dam Reservoir Report

Last Updated: December 6, 2025

Norton Dam, located in Jackson, South Dakota, was completed in 1960 with a primary purpose that remains unspecified.


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Summary

This earth dam stands at a height of 20 feet and has a length of 1025 feet, with a storage capacity of 125 acre-feet. It is regulated by the South Dakota Department of Environment and Natural Resources and has low hazard potential, with a condition assessment that has not been rated. The dam is situated on the TR-Bad River and falls under the jurisdiction of the St. Paul District of the US Army Corps of Engineers.

Owned by a private entity, Norton Dam is an essential structure for water resource management in the region. With a maximum discharge capacity of 1000 cubic feet per second, the dam plays a crucial role in flood control and water storage. Despite its age, Norton Dam continues to be inspected, regulated, and enforced by state agencies to ensure its safety and functionality. Climate and water resource enthusiasts will find Norton Dam to be an intriguing case study in dam infrastructure and management.

Year Completed

1960

Dam Length

1025

Dam Height

20

River Or Stream

TR-BAD RIVER

Primary Dam Type

Earth

Hydraulic Height

20

Nid Storage

125

Hazard Potential

Low

Nid Height

20
       
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.