Pine Lake Dam
Pine Lake Dam is an earth dam located in Mahoning County, Ohio, built in 1911. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Pine Lake Dam
The primary purpose of Pine Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Aqua Ohio, Inc. (public utility). It impounds the Yellow Creek near North Lima.
The dam stands 16 feet tall and stretches 724 feet across, creates a reservoir covering 477 acres, has a maximum storage capacity of 4,165 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1911, 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 12/14/2021.
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 Ohio 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 | Ohio |
| County | Mahoning |
| Nearest City | North Lima |
| River/Stream | Yellow Creek |
| Coordinates | 40.92778, -80.64306 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 724 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 4,165 acre-ft |
| Max Storage | 4,165 acre-ft |
| Normal Storage | 2,274 acre-ft |
| Surface Area | 477 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 13,106 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Aqua Ohio, Inc. |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/14/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00632 |
| Federal ID | OH00632 |
| More Info | State Dam Safety Program |