Maplewood Lake Dam Reservoir Report

Last Updated: December 6, 2025

Maplewood Lake Dam, located in Syracuse, Ohio, serves as a key recreational resource for the local community.


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Summary

Completed in 1950, this privately owned earth dam stands at 19 feet high and spans 180 feet in length. With a storage capacity of 44.8 acre-feet, the dam is situated on Jessie Creek and covers a surface area of 5 acres within a drainage area of 0.52 square miles.

Despite its recreational value, Maplewood Lake Dam presents significant hazards due to its poor condition as assessed in 2017. The dam's inspection frequency is set at 5 years, underscoring the importance of regular monitoring and maintenance to ensure public safety. The dam's emergency action plan and risk management measures are currently under review, highlighting the need for ongoing assessment and preparedness.

In the realm of water resource and climate concerns, Maplewood Lake Dam stands as a focal point for potential environmental impact and regulatory oversight. Under the jurisdiction of the Ohio Department of Natural Resources, the dam's operations and safety fall under state regulation. With a hazard potential deemed significant, efforts to address the dam's condition and emergency response readiness are crucial steps towards safeguarding both the recreational benefits and environmental integrity of Maplewood Lake Dam.

Year Completed

1950

Dam Length

180

Dam Height

19

River Or Stream

JESSIE CREEK

Primary Dam Type

Earth

Surface Area

5

Drainage Area

0.52

Nid Storage

44.8

Hazard Potential

Significant

Nid Height

19
       
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.