Mine Flooding History of a Regional Below-Drainage Coalfield Dominated by Barrier Leakage (1970–2014)

Table 1

Mines in the Fairmont Coalfield and nearby areas. See Figure 4 for locations.

	Area (ha)	Mining methods (s)	Date of closure	Treatment plants	Operator at closure	Designation Figure 4
Arkwright	5508	Room/pillar, longwall	1994	3	Consol	O
Beth 44	2900	Room/pillar	1971	0	Bethlehem Steel	E
Beth 8/41	3740	Room/pillar	1982	0	Bethlehem Steel	J
Dakota	896	Room/pillar	1944	0	Consol	I
Federal 1	6233	Room/pillar, longwall	1985	0	Eastern Associated	M
Jamison	3000	Room/pillar	1978	0	Consol	K
Joanne	2542	Room/pillar	1983	0	Consol	D
Jordan	5350	Room/pillar	1978	0	Consol	N
Loveridge	6090	Longwall	—	1	Consol	L
Mine 38	806	Room/pillar	1946	0	Consol	H
Mine 56	315	Room/pillar	1947	0	Consol	G
Mine 63	1892	Room/pillar	1962	0	Consol	F
O’Donnell	3370	Room/pillar	1982	2	Consol	C
Robinson Run	4039	Longwall	—	0	Consol	A
Williams	1970	Room/pillar	1979	0	Consol	B
	After Perry [20]