Coal Reserves

  43-101 Properties as of 12/31/2020
mnt Proven Probable Total Permitted Not Permitted
Surface-mineable 932 - 932 932 -
Highwall-mineable - - - - -
Auger-minable 145 - 145 145 -
Underground-mineable 29,814 9,409  39,223  17,856  21,367 
Total 30,890 9,409 40,299 18,933 21,367
           
Casselman (UG) 1,736 814 2,550 2,550 -
North (UG) 3,283 1,227 4,510 2,763 1,747
Acosta (UG)     -   -
   Upper Kittanning 7,884 1,525 9,409 - 9,409
   Middle Kittanning 4,388 1,072 5,460 5,460 -
Total Acosta (UG) 12,272 2,597 14,869 5,460 9,409
Horning (UG) 496 - 496 496 -
A-Seam (UG) 5,590 810 6,400 6,362 38
Keyser (UG) 4,834 3,497 8,331 - 8,331
All Other 1,821 - 1,821 855 966
Grand Total 30,031 8,947 38,977 18,485 20,492

 

Coal Qualties

    WEIGHTED COMPOSITE (MOIST BASIS) AS OF 12/31/2020
RESERVE AREA SEAM RECOVERY ASH SULFUR BTU VM
SURFACE-MINEABLE
Rhoads Upper Kittanning 94.37% 7.95% 0.53% 12,430 18.74%
Rhoads Middle Kittanning 72.69% 13.76% 1.56% 12,234 15.39%
Rhoads Lower Kittanning 80.83% 11.19% 2.08% 12,747 15.88%
Schrock Run Lower Freeport 95.67% 6.61% 0.68% 13,315 16.64%
Schrock Run Upper Kittanning 90.83% 9.90% 1.50% 12,864 17.21%
Shaffer Lower Freeport 95.57% 7.18% 0.77% 13,445 17.75%
Hamer-Byers Upper Freeport 82.71% 12.99% 1.11% - 19.42%
Hamer-Byers Upper Kittanning 85.93% 10.50% 1.84% 12,771 21.34%
Hamer-Byers Middle Kittanning 74.52% 12.16% 1.76% 8,676 16.12%
Will Farm Middle Kittanning 78.13% 10.22% 1.36% 12,799 16.02%
Total   86.74% 9.26% 1.19% 12,924 16.90%
   
AUGER-MINEABLE
Rhoads Upper Kittanning 94.37% 7.95% 0.53% 12,430 18.74%
Rhoads Middle Kittanning 72.69% 13.76% 1.56% 12,234 15.39%
Rhoads Lower Kittanning 80.83% 11.19% 2.08% 12,747 15.88%
Schrock Run Lower Freeport 0.00% 0.00% 0.00% 0 0.00%
Schrock Run Upper Kittanning 90.83% 9.90% 1.50% 12,864 17.21%
Hamer-Byers Upper Freeport 82.71% 12.99% 1.11% 0 19.42%
Hamer-Byers Middle Kittanning 74.52% 12.16% 1.76% 8,676 16.12%
Total   86.97% 10.64% 1.48% 11,483 17.14%
   
UNDERGROUND-MINEABLE
Casselman North Upper Freeport 80.18% 7.89% 1.01% 13,450 18.82%
Casselman Upper Freeport 81.17% 6.98% 1.01% 13,450 19.03%
Acosta Upper Kittanning 78.63% 9.03% 1.61% 13,002 19.72%
Acosta Middle Kittanning 63.20% 11.28% 1.17% 12,601 15.43%
Acosta Lower Kittanning 65.32% 10.14% 1.79% 12,812 17.28%
Horning Lower Freeport 90.49% 5.51% 0.93% 13,533 16.21%
Keyser Lower Kittanning 74.06% 6.68% 1.37% 13,402 18.85%
A Seam Brookville 55.48% 10.30% 0.77% 12,643 17.36%
Total   69.88% 9.05% 1.27% 12,997 18.03%
Grand TotalĀ    70.39% 9.06% 1.27% 12,992 18.00%