BEEKMANTOWN:           6700.00
BEREA:                 6710.00
DEV. SHALE:            6860.00
BIG LIME:              6928.00
ORISKANY:              7005.00
PACKER SHELL:          7162.00
ORDOV. SHALE:          7271.00
TRENTON:               7312.00
BLACK RIVER:           7480.00
GULL RIVER:            7538.00
GLENWOOD SHALE:        7600.00