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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1901 | Warnke | | Washery | | 3 | | Luzerne | Warnke Coal Co. | 25,859 | | 0 | 26,549 | 115 | 25 | | 1902 | Warnke | | Washery | | 3 | | Luzerne | Warnke Coal Co. | 61,173 | DL&W | 0 | 64,613 | 164 | 31 | | 1903 | Warnke | | Washery | | 6 | | Luzerne | Warnke Coal Co. | 152,750 | DL&W | 0 | 167,650 | 154 | 37 | |
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