Anderson Reservoir Report

Last Updated: December 5, 2025

Anderson Dam, also known as Dallas Dam, is a local government-owned structure located in Barron, Wisconsin, along the Upper Pine Creek.


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Summary

Built in 1868, this gravity dam serves primarily for recreation purposes with a storage capacity of 190 acre-feet. Standing at a height of 12 feet and a length of 249 feet, the dam has a controlled spillway and a low hazard potential, deemed to be in fair condition as of the last assessment in May 2020.

The dam, managed by the Wisconsin Department of Natural Resources, undergoes regular inspections and meets state regulatory standards for permitting, inspection, and enforcement. Despite its fair condition, the risk assessment for Anderson Dam is classified as very high, indicating potential vulnerabilities that warrant careful monitoring and management. Emergency action plans are yet to be prepared, highlighting the need for proactive measures to mitigate any potential risks associated with the dam.

Located within the Detroit District of the US Army Corps of Engineers, Anderson Dam remains a focal point for water resource and climate enthusiasts due to its rich history, structural design, and the critical role it plays in providing recreational opportunities in the Barron County area. As climate change continues to pose challenges to water management infrastructure, the management and upkeep of Anderson Dam serve as a testament to the importance of ensuring the safety and integrity of such vital structures in the face of evolving environmental conditions.

Years Modified

1952 - Other, 1988 - Other

Year Completed

1868

Dam Length

249

Dam Height

12

River Or Stream

Upper Pine Creek

Primary Dam Type

Gravity

Surface Area

28

Hydraulic Height

9

Drainage Area

19.2

Nid Storage

190

Structural Height

12

Hazard Potential

Low

Nid Height

12
       
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.