| Mine Name and YSU Mine Number | No Name Given | COLU000217 |
| Townships | MADISON | ... | ... | Quadrangle 001 | WEST POINT |
| Lots | SEC. 23 | Quadrangle 002 |
| County, State | Columbiana | Ohio | SDP | 17 371,200 2,510,350 |
| DOM Map Number | Seam Elevation |
| OGS Mine Number | 34 | Seam Thickness |
| USBM Document Number | Cover Thickness |
| Mine Type and Commodity Mined | DRIFT | Drain Level |
| Seam Code 001 | Seam Information Unavailable | Hazard Potential |
| Seam Code 002 | ... | Mapped | No |
| Date Opened | Date Closed | Located | Yes |
| Operator 001 | ROUND KNOB COAL CO. | Operator 001 Date Opened | 1910 |
| Operator 001 Date Closed | 1912 |
| Operator 002 | ... | Operator 002 Date Opened |
| Operator 002 Date Closed |
| Operator 003 | ... | Operator 003 Date Opened |
| Operator 003 Date Closed |
| Operator 004 | ... | Operator 004 Date Opened |
| Operator 004 Date Closed |
| Operator 005 | ... | Operator 005 Date Opened |
| Operator 005 Date Closed |
| Operator 006 | ... | Operator 006 Date Opened |
| Operator 006 Date Closed |
| Operator 007 | ... | Operator 007 Date Opened |
| Operator 007 Date Closed |
| Operator 008 | ... | Operator 008 Date Opened |
| Operator 008 Date Closed |
| Remarks |
| Last Update: | Monday, May 31, 1999 |