Savannah Wwtp Lagoons is an earth dam located in Ashland County, Ohio, built in 1996. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 44 ft44 ft tall and 1,480 ft long, taller than 89% 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 Savannah Wwtp Lagoons
The primary purpose of Savannah Wwtp Lagoons is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Village of Savannah (local government). It impounds the Unnamed Trib to Vermilion River near Fitchville.
The dam stands 44 feet tall and stretches 1,480 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 41 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1996, the structure is 30 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 10/30/2024.
At 44 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Ohio |
| County | Ashland |
| Nearest City | Fitchville |
| River/Stream | Unnamed Trib to Vermilion River |
| Coordinates | 40.96944, -82.37306 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 1,480 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Village of Savannah |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/30/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH02913 |
| Federal ID | OH02913 |
| More Info | State Dam Safety Program |