Cloe Lake
Cloe Lake is an earth dam located in Jefferson County, Pennsylvania, built in 1909. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Cloe Lake
The primary purpose of Cloe Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Pa Fish & Boat Commission (state). It impounds the Jackson Run.
The dam stands 43 feet tall and stretches 800 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 590 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1909, the structure is over a century 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 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 10/13/2020.
At 43 feet, this dam is taller than 89% of dams nationwide.
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 | Jefferson |
| River/Stream | Jackson Run |
| Coordinates | 40.94917, -78.91278 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 800 ft |
| Year Completed | 1909 (117 years old) |
Storage & Hydraulics
| NID Storage | 590 acre-ft |
| Max Storage | 590 acre-ft |
| Normal Storage | 350 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | PA FISH & BOAT COMMISSION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/13/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA00421 |
| Federal ID | PA00421 |
| More Info | State Dam Safety Program |