Circle

Circle
(Keystone)
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Year	Operation Name	Number	Type	Opening	District	City	County	Company Name	Railroad Shipments (tons)	Railroad to Mine	Truck Shipments (tons)	Total Production (tons)	Days Worked	Employees	Notes
1882	Keystone		Colliery	Tunnel	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	663	3	39
1883	Keystone		Colliery	Tunnel	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	48,094	241	119
1885	Keystone		Colliery	Drift	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	61,183	D&H Canal	0	61,183	186	190
1886	Keystone		Colliery	Tunnel	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	118,793		0	118,951	250	529
1887	Keystone		Colliery	Tunnel	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	145,576		0	145,867	254	308
1888	Keystone		Colliery	Tunnel	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	141,538		0	144,294	267	319
1889	Keystone		Colliery	Tunnel	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	104,538		0	106,738	224	322
1890	Keystone		Colliery	Drift	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	100,187		0	101,647	225	244
1891	Keystone		Colliery	Tunnel	2	Mayfield	Lackawanna	Hillside Coal & Iron Co.	92,504		0	94,304	236	208
1892	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	72,858		0	74,658	176	195
1893	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	68,885		0	69,985	174	201	Of the total amount mined at Forest City shaft 75,395 tons were sent to Clifford Breaker.
1894	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	45,086		0	46,021	148	153
1895	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	42,776		0	43,819	165	128
1896	Keystone		Colliery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	36,068		0	37,103	143	119
1897	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	35,059		0	36,125	133	114
1898	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	40,599	New York, Lake Erie and Western Railroad	0	41,515	147	113
1899	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	46,996		0	48,074	175	127
1900	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	38,776	D&H	0	39,687	139	117
1901	Keystone		Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	47,917	D&H	0	48,829	161	114
1902	Keystone		Colliery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	34,494	Erie	0	35,304	105	117
1903	Keystone		Colliery	Drift	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	60,594	Erie	0	61,400	189	115
1904	Keystone		Colliery	Drifts	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	49,488	Erie	0	50,200	163	94
1905	Keystone		Colliery	Drift (3)	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	47,490	Erie	0	48,222	158	98
1906	Keystone		Colliery	No. 1 Drift / No. 2 Drift / No. 3 Drift (robbing)	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	39,027	Erie	0	39,742	177	74
1907	Keystone		Colliery	Drift	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	8,433	Erie	0	8,825	66	41
1957	Circle		Mine		2	Mayfield¹	Lackawanna	Circle Coal Co.	271		1,696	3,392	221	8	Coal prepared at Ace Breaker.
1958	Circle		Mine		2	Mayfield¹	Lackawanna	Circle Coal Co.	576		851	2,046	525	136	Coal prepared at Ace Breaker.
1959	Keystone		Mine	Slope	2	Mayfield¹	Lackawanna	Circle Coal Co.	184		792	1,626	145	6	Coal prepared at Ace Breaker.
1960	Keystone		Mine	Slope	2	Mayfield¹	Lackawanna	Circle Coal Co.	377		176	1,257	85	6	Ceased operation in July. Coal prepared at Ace Breaker.
1961	Keystone		Mine		2	Mayfield¹	Lackawanna	H. & F. Coal Co.	74		94	525	103	5	Ceased operation in May. Coal prepared at Ace Breaker.
1966	Keystone	27-2	Stripping		1	Mayfield¹	Lackawanna	Halsey Contracting Co.	2,803		264	5,289	85	5	Coal prepared at Pompey Breaker.

Note 1: Added, does not appear in the mine inspection report.