Jm Stuart Station Ash Pond No. 10 Dam Reservoir Report

Last Updated: December 5, 2025

Located in Adams County, Ohio, the Jm Stuart Station Ash Pond No.


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Summary

10 Dam stands as a crucial structure for managing tailings in the area. Built in 2001 by URS CORP, this earth dam stretches 3,700 feet in length and reaches a height of 24 feet, with a storage capacity of 930 acre-feet. The dam plays a significant role in controlling water flow and protecting the environment in the region, as it is regulated and inspected by the Department of Natural Resources.

Situated near an unnamed tributary to Three Mile Creek, the dam boasts a surface area of 26.5 acres and a drainage area of 0.05 square miles. With a maximum discharge capacity of 43 cubic feet per second, the structure is deemed to have a significant hazard potential. Despite this, the dam's condition was assessed as satisfactory during its last inspection in June 2018, highlighting its robust design and maintenance practices. As a pivotal component of water resource management in the area, the Jm Stuart Station Ash Pond No. 10 Dam serves as a testament to the importance of sustainable infrastructure for climate resilience and environmental protection.

Year Completed

2001

Dam Length

3700

Dam Height

24

River Or Stream

UNNAMED TRIBUTARY TO THREE MILE CREEK

Primary Dam Type

Earth

Surface Area

26.5

Drainage Area

0.05

Nid Storage

930

Hazard Potential

Significant

Nid Height

24
       
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.