Cardinal Fly Ash No. 1 Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Ohio |
| County | Jefferson |
| Nearest City | BRILLIANT |
| River/Stream | BLOCKHOUSE RUN |
| Coordinates | 40.26778, -80.64944 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 242 ft |
| Dam Height | 242 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 4,800 acre-ft |
| Max Storage | 4,800 acre-ft |
| Normal Storage | 3,870 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 10,930 cfs |
Ownership & Safety
| Purpose | Tailings |
| Owner | Cardinal Operating Company |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/07/2022 |
| Emergency Action Plan | Yes |