| Mine Name and YSU Mine Number | 2nd NATIONAL | COLU000010 |
| Townships | PERRY | ... | ... | Quadrangle 001 | SALEM |
| Lots | SEC. 29 | Quadrangle 002 |
| County, State | Columbiana | Ohio | SDP | 17 459,900 2,461,900 |
| DOM Map Number | CA-7 | Seam Elevation | 1080'-1100'(TOP |
| OGS Mine Number | Seam Thickness |
| USBM Document Number | 321420 | Cover Thickness | 170' MAX |
| Mine Type and Commodity Mined | DRIFT | COAL | Drain Level | ABOVE |
| Seam Code 001 | LOWER MERCER, LOWER MERCER (NO. 3), NO. 3 | Hazard Potential | LOW |
| Seam Code 002 | CLAY VEIN, LOWER KITTANNING, LOWER | Mapped | Yes |
| Date Opened | 1897 | Date Closed | 1897 | Located | Yes |
| Operator 001 | GEO. D. ALLISON | Operator 001 Date Opened | 1894 |
| Operator 001 Date Closed | 1897 |
| 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 | Coal identified by referring to maps Ca-23,Ca-37,and Ca-122. Mine map [1] shows: 3 drift |
| openings; old works connected to Ca-10 (Pine Hollow Mine). |
| Last Update: |