New Vienna Wastewater Treatment Lagoons
New Vienna Wastewater Treatment Lagoons is an earth dam located in Clinton County, Ohio, built in 1987. It carries a Significant hazard potential classification and has a fair condition assessment.
About New Vienna Wastewater Treatment Lagoons
The primary purpose of New Vienna Wastewater Treatment Lagoons is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by Village Of New Vienna (local government). It impounds the East Fork Little Miami River - Offstream near Lynchburg.
The dam stands 14 feet tall and stretches 3,200 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 86 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1987, the structure is 39 years old.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 04/24/2024.
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Location
| State | Ohio |
| County | Clinton |
| Nearest City | Lynchburg |
| River/Stream | East Fork Little Miami River - Offstream |
| Coordinates | 39.33000, -83.70333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 3,200 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 86 acre-ft |
| Max Storage | 86 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 28 cfs |
Ownership & Safety
| Purpose | Tailings |
| Owner | Village of New Vienna |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/24/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH01408 |
| Federal ID | OH01408 |
| More Info | State Dam Safety Program |