Kyger Creek South Fly Ash Pond is an earth dam located in Gallia County, Ohio, built in 1955. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 40 ft40 ft tall and 6,750 ft long, taller than 86% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Kyger Creek South Fly Ash Pond
The primary purpose of Kyger Creek South Fly Ash Pond 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 Ohio Valley Electric Corporation (public utility). It impounds the Ohio River - Offstream near Addison.
The dam stands 40 feet tall and stretches 6,750 feet across, creates a reservoir covering 66 acres, has a maximum storage capacity of 2,500 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1955, the structure is well into its service life at over 50 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 05/04/2022.
At 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Ohio |
| County | Gallia |
| Nearest City | Addison |
| River/Stream | Ohio River - Offstream |
| Coordinates | 38.91889, -82.13056 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 6,750 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 2,500 acre-ft |
| Max Storage | 2,500 acre-ft |
| Normal Storage | 1,952 acre-ft |
| Surface Area | 66 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 220 cfs |
Ownership & Safety
| Purpose | Tailings |
| Owner | Ohio Valley Electric Corporation |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/04/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH01600 |
| Federal ID | OH01600 |
| More Info | State Dam Safety Program |