| 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 |
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| 1918 | Grove Hill | | Colliery | Slope | 1 | | Lackawanna | Grove Hill Coal Co. | 33,290 | Erie | 0 | 34,212 | 300 | 76 | | | 1919 | Grove Hill | | Colliery | Slope 1 | 1 | | Lackawanna | Grove Hill Coal Co. | 6,108 | Wagon to Erie | 0 | 6,270 | 105 | 41 | | | 1920 | Grove Hill | | Colliery | Slope 1 | 1 | | Lackawanna | Grove Hill Coal Co. | 16,661 | Erie | 0 | 18,608 | 301 | 62 | | | 1921 | Grove Hill | | Colliery | Slope 1 | 1 | | Lackawanna | Grove Hill Coal Co. | 8,700 | Wagon to Erie | 0 | 9,310 | 101 | 46 | | | 1922 | Grove Hill | | Colliery | Slope 1 | 1 | | Lackawanna | Grove Hill Coal Co. | 13,306 | Truck to NYO&W | 0 | 16,515 | 143 | 55 | | | 1923 | Grove Hill | | Colliery | Slope 1 | 6 | | Lackawanna | Grove Hill Coal Co. | 13,144 | NYO&W | 0 | 16,430 | 100 | 74 | Indefinitely abandoned April 30, 1923 | | 1928 | Lackawanna | | Colliery | | 6 | Olyphant 1 | Lackawanna | Grove Hill Coal Co. | 0 | Truck 1 | 28,631 | 28,631 | 276 | 53 | | | 1929 | Lackawanna | | Colliery | | 6 | Olyphant 1 | Lackawanna | Grove Hill Coal Co. | 0 | | 0 | 0 | | | Idle. | | 1963 | Laflin | | Mine | | 11 | Laflin 1 | Luzerne | Grove Excavating Co. | 765 | | 592 | 1,737 | 34 | 17 | Operation discontinued February 15, 1963. Coal prepared at Morgan Breaker. |
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