Pleasant Valley No. 2 Reservoir Report

Last Updated: December 5, 2025

Pleasant Valley No.


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Summary

2, also known as Judy Pond, is a private earth dam located in Winona, Minnesota, designed by the USDA NRCS and completed in 1968. This dam serves the primary purpose of flood risk reduction for the Pleasant Valley Creek and surrounding area, with a height of 32 feet and a length of 500 feet. The dam has a NID storage capacity of 32.2 acre-feet and a maximum discharge rate of 749 cubic feet per second, making it a significant structure in the region.

Managed by the Minnesota Department of Natural Resources, Pleasant Valley No. 2 is regulated and inspected regularly to ensure its continued effectiveness and safety. The dam is categorized as having a significant hazard potential, but its condition is assessed as satisfactory, with the last inspection in May 2019. Despite its moderate risk level, there are currently no specific risk management measures or emergency action plans in place for this dam, highlighting the need for continued monitoring and preparedness in the face of potential hazards.

Overall, Pleasant Valley No. 2 stands as a vital infrastructure for flood control in the region, serving as a key component in managing water resources and mitigating risks associated with potential flooding events. Its strategic location, design, and regular maintenance ensure that it continues to uphold its critical function in protecting the surrounding community and environment from the impacts of excess water flow.

Year Completed

1968

Dam Length

500

Dam Height

28

River Or Stream

PLEASANT VALLEY CR-TR

Primary Dam Type

Earth

Drainage Area

0.7

Nid Storage

32.2

Structural Height

32

Outlet Gates

Uncontrolled

Hazard Potential

Significant

Foundations

Unlisted/Unknown

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.