Arrowhead Lake Dam No. 1 is an earth dam located in Mahoning County, Ohio, built in 1952. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 30 ft30 ft tall and 360 ft long, taller than 68% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Arrowhead Lake Dam No. 1
The primary purpose of Arrowhead Lake Dam No. 1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Apl Properties, LLC (private). It impounds the Tributary to Mill Creek near East Lewistown.
The dam stands 30 feet tall and stretches 360 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 472 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1952, the structure is well into its service life at over 50 years 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. The most recent inspection on record was 09/23/2021.
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Location
| State | Ohio |
| County | Mahoning |
| Nearest City | East Lewistown |
| River/Stream | Tributary to Mill Creek |
| Coordinates | 40.90639, -80.69250 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 360 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 472 acre-ft |
| Max Storage | 472 acre-ft |
| Normal Storage | 251 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 808 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Apl Properties, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/23/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH00409 |
| Federal ID | OH00409 |
| More Info | State Dam Safety Program |