Forest Lake
Forest Lake is an earth dam located in Susquehanna County, Pennsylvania, built in 1842. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Forest Lake
The primary purpose of Forest Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Forest Lake Cottage Owners Association (private). It impounds the Forest Lake Creek.
The dam stands 12 feet tall and stretches 200 feet across, creates a reservoir covering 46 acres, has a maximum storage capacity of 720 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1842, the structure is one of the older dams in the region, with over a century and a half of service.
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 07/08/2019.
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Location
| State | Pennsylvania |
| County | Susquehanna |
| River/Stream | Forest Lake Creek |
| Coordinates | 41.88028, -75.96000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 200 ft |
| Year Completed | 1842 (184 years old) |
Storage & Hydraulics
| NID Storage | 720 acre-ft |
| Max Storage | 720 acre-ft |
| Normal Storage | 604 acre-ft |
| Surface Area | 46 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | FOREST LAKE COTTAGE OWNERS ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/08/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA00968 |
| Federal ID | PA00968 |
| More Info | State Dam Safety Program |