Pine Grove is a stone dam located in Chester County, Pennsylvania, built in 1919. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 200 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic rockfill embankment section and the water level is illustrative.
About Pine Grove
The primary purpose of Pine Grove is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Chester Water Authority (local government). It impounds the Octoraro Creek.
The dam stands 10 feet tall and stretches 200 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 153 acre-feet, and collects water from a drainage area of 145 square miles. Completed in 1919, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 06/16/2017.
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Location
| State | Pennsylvania |
| County | Chester |
| River/Stream | Octoraro Creek |
| Coordinates | 39.79833, -76.04333 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 200 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 153 acre-ft |
| Max Storage | 153 acre-ft |
| Normal Storage | 153 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 145 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Chester Water Authority |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/16/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | PA01560 |
| Federal ID | PA01560 |
| More Info | State Dam Safety Program |