Edison Wwt Lagoon
Edison Wwt Lagoon is an earth dam located in Morrow County, Ohio, built in 2000. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Edison Wwt Lagoon
The primary purpose of Edison Wwt Lagoon 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 Edison (local government). It impounds the Unnamed Tributary To Whetstone Creek near Cardington.
The dam stands 10 feet tall and stretches 3,540 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 107 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2000, the structure is 26 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/30/2020.
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Location
| State | Ohio |
| County | Morrow |
| Nearest City | Cardington |
| River/Stream | Unnamed Tributary To Whetstone Creek |
| Coordinates | 40.53556, -82.86778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 3,540 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 107 acre-ft |
| Max Storage | 107 acre-ft |
| Normal Storage | 71 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Tailings |
| Owner | Village of Edison |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/30/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH03017 |
| Federal ID | OH03017 |
| More Info | State Dam Safety Program |