Brunner Island Ash Basin No 6
Brunner Island Ash Basin No 6 is an earth dam located in York County, Pennsylvania, built in 1979. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Brunner Island Ash Basin No 6
Brunner Island Ash Basin No 6 is a dam in York, Pennsylvania. The dam is owned by Brunner Island, Llc (private). It impounds the Wtrshd Susquehanna River.
The dam stands 39 feet tall and stretches 8,300 feet across, creates a reservoir covering 70 acres, has a maximum storage capacity of 2,599 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1979, the structure is 47 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. The most recent inspection on record was 03/10/2021.
At 39 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Pennsylvania |
| County | York |
| River/Stream | Wtrshd Susquehanna River |
| Coordinates | 40.07722, -76.67917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 8,300 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 2,599 acre-ft |
| Max Storage | 2,599 acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | BRUNNER ISLAND, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/10/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | PA01207 |
| Federal ID | PA01207 |
| More Info | State Dam Safety Program |