Lake May (section F)
Lake May (section F) is an earth dam located in Adams County, Pennsylvania, built in 1967. It carries a High hazard potential classification and has a fair condition assessment.
About Lake May (section F)
The primary purpose of Lake May (section F) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Borough Of Carroll Valley (local government). It impounds the Toms Creek.
The dam stands 22 feet tall and stretches 2,850 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 271 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 12/09/2020.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Pennsylvania dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Pennsylvania |
| County | Adams |
| River/Stream | Toms Creek |
| Coordinates | 39.74139, -77.37194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 2,850 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 271 acre-ft |
| Max Storage | 271 acre-ft |
| Normal Storage | 137 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | BOROUGH OF CARROLL VALLEY |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 12/09/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01135 |
| Federal ID | PA01135 |
| More Info | State Dam Safety Program |