Jeffco Pond Dam No. 21
Jeffco Pond Dam No. 21 is an earth dam located in Harrison County, Ohio. It carries a Significant hazard potential classification and has a poor condition assessment.
About Jeffco Pond Dam No. 21
The primary purpose of Jeffco Pond Dam No. 21 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Multiple Owners - 0207-021. It impounds the Tributary To Piney Fork near Cherry Valley.
The dam stands 41 feet tall and stretches 945 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 114 acre-feet, and collects water from a drainage area of 0 square miles.
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 11/02/2022.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Ohio |
| County | Harrison |
| Nearest City | Cherry Valley |
| River/Stream | Tributary To Piney Fork |
| Coordinates | 40.30306, -80.88778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 945 ft |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 84 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 50 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Multiple Owners - 0207-021 |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/02/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00897 |
| Federal ID | OH00897 |
| More Info | State Dam Safety Program |