Bidwell/porter Wwt Lagoon
Bidwell/porter Wwt Lagoon is an earth dam located in Gallia County, Ohio, built in 1999. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Bidwell/porter Wwt Lagoon
The primary purpose of Bidwell/porter Wwt Lagoon 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 Gallia County Commissioners (local government). It impounds the Barren Creek near Harrisburg.
The dam stands 18 feet tall and stretches 2,785 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 104 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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 06/17/2021.
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Location
| State | Ohio |
| County | Gallia |
| Nearest City | Harrisburg |
| River/Stream | Barren Creek |
| Coordinates | 38.90667, -82.30083 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 2,785 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 104 acre-ft |
| Max Storage | 104 acre-ft |
| Normal Storage | 91 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 4 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Gallia County Commissioners |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/17/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH02967 |
| Federal ID | OH02967 |
| More Info | State Dam Safety Program |