| Mine Name and YSU Mine Number | JOHN POW, POW, POWE, GODWARD, | MAHO000013 |
| Townships | Green | ... | ... | Quadrangle 001 | Salem Quad |
| Lots | SEC. 20 | Quadrangle 002 | ... |
| County, State | Mahoning | OH | UTM | 17 467,300 2,459,600 |
| DOM Map Number | MG-13 | Seam Elevation | 1110'-1130'(TOP |
| OGS Mine Number | Seam Thickness | 2 1/2'(1906) |
| USBM Document Number | 321569 | Cover Thickness | 90' MAX. |
| Mine Type and Commodity Mined | DRIFT | COAL | Drain Level | ABOVE |
| Seam Code 001 | LOWER MERCER | Hazard Potential | LOW |
| Seam Code 002 | Seam Information Unavailable | Mapped | Yes |
| Date Opened | 1888 | Date Closed | 1906 | Located | Yes |
| Operator 001 | G & T GOODWARD | Operator 001 Date Opened | 1888 |
| Operator 001 Date Closed | 1889 |
| Operator 002 | GODWARD & SONS | Operator 002 Date Opened | 1891 |
| Operator 002 Date Closed | 1899 |
| Operator 003 | LIEPER BROS. | Operator 003 Date Opened | 1906 |
| Operator 003 Date Closed | 1906 |
| 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: 4 drift openings; outcrop line of No. 3 seam; area of old works. |
| Last Update: | Wednesday, February 17, 1999 |