Muskingum River Lock And Dam No. 3

Muskingum River Lock And Dam No. 3 is a timber crib dam located in Washington County, Ohio, built in 1841. It carries a Significant hazard potential classification and has a poor condition assessment.

About Muskingum River Lock And Dam No. 3

The primary purpose of Muskingum River Lock And Dam No. 3 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Odnr, Division Of Parks & Watercraft (state). It impounds the Muskingum River near Lowell.

The dam stands 18 feet tall and stretches 840 feet across, creates a reservoir covering 628 acres, has a maximum storage capacity of 4,492 acre-feet, and collects water from a drainage area of 7,995 square miles. Completed in 1841, the structure is one of the older dams in the region, with over a century and a half of service.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 11/28/2023.

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Significant HazardPoor ConditionEmergency Action Plan: Yes

Location

StateOhio
CountyWashington
Nearest CityLowell
River/StreamMuskingum River
Coordinates39.52917, -81.51667

Physical Characteristics

Dam TypeTimber Crib
NID Height18 ft
Dam Height18 ft
Dam Length840 ft
Year Completed1841 (185 years old)

Storage & Hydraulics

NID Storage4,492 acre-ft
Max Storage4,492 acre-ft
Normal Storage4,492 acre-ft
Surface Area628 acres
Drainage Area7,995 sq mi
Max Discharge23,436 cfs

Ownership & Safety

PurposeRecreation
OwnerODNR, Division of Parks & Watercraft
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection11/28/2023
Emergency Action PlanYes

Identifiers

NID IDOH00693
Federal IDOH00693
More InfoState Dam Safety Program

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