| Mine Name and YSU Mine Number | MCKINNIE, MCKENNIE, MCKENNY | MAHO000012 |
| Townships | Youngstown | ... | ... | Quadrangle 001 | Youngstown Quad |
| Lots | GREAT LOTS 3,26 | Quadrangle 002 | ... |
| County, State | Mahoning | OH | UTM | 17 522,800 2,505,800 |
| DOM Map Number | MG-12 | Seam Elevation |
| OGS Mine Number | Seam Thickness |
| USBM Document Number | 321601 | Cover Thickness |
| Mine Type and Commodity Mined | SLOPE | COAL | Drain Level | BELOW? |
| Seam Code 001 | JACKSON NO.1, MASSILLON, NO.1, SHARON | Hazard Potential | MODERATE |
| Seam Code 002 | Seam Information Unavailable | Mapped | Yes |
| Date Opened | 1868 | Date Closed | 1877 | Located | Yes |
| Operator 001 | MAHONING COAL CO. | Operator 001 Date Opened | 1874 |
| Operator 001 Date Closed | 1874 |
| Operator 002 | J. B. WARNER & CO. | Operator 002 Date Opened | 1875 |
| Operator 002 Date Closed | 1877 |
| 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 | Mine map [1] shows: 1 air shaft; 1 pumping shaft; 1 slope. Production of 200 tons/day [22]. This |
| mine connects with the Kyle mine. Shaft opening is on the vacant lot between 173 and 175 W. |
| Myrtle. This is between Oak Hill Ave. and Hillman St.; shaft filled with dirt [5]. |
| Last Update: | Wednesday, February 17, 1999 |