New Lexington Reservoir Dam Reservoir Report

Last Updated: December 5, 2025

The New Lexington Reservoir Dam in Ohio, completed in 1936, serves as a critical water supply source for the city of New Lexington.


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Summary

Designed by Robert R. Hooks, this earth dam stands at a height of 45 feet and stretches 325 feet in length. With a maximum storage capacity of 707 acre-feet and a normal storage of 463 acre-feet, the dam plays a crucial role in providing water to the surrounding area.

Managed by the Department of Natural Resources in Ohio, the New Lexington Reservoir Dam is subject to regular inspections to ensure its structural integrity and safety. With a high hazard potential and a fair condition assessment as of June 2017, the dam serves as a lifeline for the community while also posing potential risks during emergencies. Despite its age, the dam continues to play a vital role in water resource management in the region.

Located in Perry County, Ohio, the New Lexington Reservoir Dam overlooks a tributary to Little Rush Creek. With a drainage area of 0.78 square miles and a surface area of 35 acres, this dam not only provides essential water supply but also contributes to the overall ecosystem in the area. As climate change continues to impact water resources, the management and maintenance of structures like the New Lexington Reservoir Dam become increasingly crucial for sustainable water management practices.

Year Completed

1936

Dam Length

325

Dam Height

45

River Or Stream

TRIBUTARY TO LITTLE RUSH CREEK

Primary Dam Type

Earth

Surface Area

35

Drainage Area

0.78

Nid Storage

707

Hazard Potential

High

Nid Height

45
       
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.