Lauderdale Lakes Reservoir Report

Last Updated: December 5, 2025

Lauderdale Lakes, located in Troy, Wisconsin, is a gravity dam with a primary purpose of recreation.


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Summary

The dam was completed in 1840 and stands at a height of 14 feet, with a hydraulic height of 10 feet. It has a storage capacity of 7200 acre-feet, with a normal storage level of 5500 acre-feet. The dam spans 425 feet in length and has a surface area of 834 acres.

The dam poses a high hazard potential and has been rated as being in fair condition as of January 2020. It is regulated by the Wisconsin Department of Natural Resources and undergoes regular inspections and enforcement measures. The dam is situated on Honey Creek, with a drainage area of 12 square miles and a maximum discharge capacity of 170 cubic feet per second.

Despite its age, Lauderdale Lakes remains a popular spot for recreational activities and serves as a vital water resource for the surrounding area. With its controlled spillway and historical significance, the dam continues to be a focal point for water resource and climate enthusiasts in the region.

Years Modified

1962 - Other

Year Completed

1840

Dam Length

425

Dam Height

14

River Or Stream

Honey Creek

Primary Dam Type

Gravity

Surface Area

834

Hydraulic Height

10

Drainage Area

12

Nid Storage

7200

Structural Height

14

Hazard Potential

High

Nid Height

14
       
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.