| Mine Name and YSU Mine Number | BROOKFIELD | TRUM000138 |
| Townships | BROOKFIELD | ... | ... | Quadrangle 001 | SHARON WEST |
| Lots | LOTS | Quadrangle 002 | ... |
| County, State | Trumbull | Ohio | UTM | 17 570,200 2,535,600 |
| DOM Map Number | TL-20 | Seam Elevation | 1020' (TOPO) |
| OGS Mine Number | Seam Thickness |
| USBM Document Number | 321676 | Cover Thickness | 80' |
| Mine Type and Commodity Mined | SLOPE | COAL | Drain Level | ABOVE |
| Seam Code 001 | JACKSON, SHARON NO.1 | Hazard Potential | MODERATE |
| Seam Code 002 | Seam Information Unavailable | Mapped | Yes |
| Date Opened | 1862 | Date Closed | 1893 | Located | Yes |
| Operator 001 | BROOKFIELD COAL CO. | Operator 001 Date Opened | 1874 |
| Operator 001 Date Closed | 1881 |
| Operator 002 | MASSILLON CITY COAL CO. | Operator 002 Date Opened | 1881 |
| Operator 002 Date Closed | 1881 |
| Operator 003 | SHARON IRON CO. | Operator 003 Date Opened | 1882 |
| Operator 003 Date Closed | 1893 |
| 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 | Production of 450 tons/day [22]. Production of 300 tons/day [58]. Butt entries 200 yds; rooms 4 |
| yds x 7 yds; pillars 5 yds x 7 yds [22]. Mine map [1] shows: 1 slope opening, 3 air shafts, opening |
| to Mazie's mine. Shaft filled with dirt [5]. According to the Ohio Division of Reclaimation a program |
| to stabilize the shaft site is in progress. |
| Last Update: | Tuesday, March 16, 1999 |