Spink Wpa Reservoir Report

Last Updated: December 5, 2025

Spink Wpa, also known as Jones Lake, is a federally-owned Fish and Wildlife Pond located in Grant County, Minnesota.


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Summary

Built in 1988 by DUCKS UNLIMITED, this Earth dam stands at a height of 9 feet with a structural height of 13 feet and a length of 140 feet. With a storage capacity of 1500 acre-feet and a surface area of 200 acres, this pond serves as a vital habitat for various wildlife species in the area.

Despite being classified as having a low hazard potential, the Spink Wpa is considered to have a very high risk due to its proximity to the MUSTINKA RIVER-TR. While the dam has not been rated for its condition, it undergoes inspection every 8 years. Although it does not currently have an Emergency Action Plan in place, the risk management measures for this structure are not specified. With its importance in supporting fish and wildlife populations in the region, ensuring the safety and maintenance of Spink Wpa is crucial for water resource and climate enthusiasts.

Year Completed

1988

Dam Length

140

Dam Height

9

River Or Stream

MUSTINKA RIVER-TR

Primary Dam Type

Earth

Surface Area

200

Drainage Area

2

Nid Storage

1500

Structural Height

13

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

13
       
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.