Lake Constance
Lake Constance is an earth dam located in Wayne County, Pennsylvania, built in 1918. It carries a Significant hazard potential classification and has a fair condition assessment.
About Lake Constance
The primary purpose of Lake Constance is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Constance Corporation (private). It impounds the Swamp Brook.
The dam stands 16 feet tall and stretches 180 feet across, creates a reservoir covering 53 acres, has a maximum storage capacity of 321 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1918, the structure is over a century 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/06/2019.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Pennsylvania |
| County | Wayne |
| River/Stream | Swamp Brook |
| Coordinates | 41.51000, -75.15583 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 180 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 321 acre-ft |
| Max Storage | 321 acre-ft |
| Normal Storage | 173 acre-ft |
| Surface Area | 53 acres |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAKE CONSTANCE CORPORATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/06/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA00155 |
| Federal ID | PA00155 |
| More Info | State Dam Safety Program |