| 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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| 1941 | S&W | | Mine | | 1 | Winton 1 | Lackawanna | S. & W. Coal Co. | 4,970 | | 4,462 | 9,432 | 167 | 43 | Part of Humbert mine. | | 1941 | Skinta | | Mine | | 1 | Winton 1 | Lackawanna | Skinta Coal Co. | 1,924 | | 0 | 1,924 | 70 | 10 | | | 1942 | S&W | | Mine | | 1 | Winton 1 | Lackawanna | S. & W. Coal Co. | 9,297 | | 2,324 | 11,624 | 241 | 34 | Run of mine coal. | | 1943 | Skinta | | Mine | | 1 | Winton 1 | Lackawanna | Skinta & Warneiro | 3,417 | | 4,617 | 8,034 | 245 | 12 | Formerly known as S. & W. Coal Co. | | 1944 | Skinta | | Mine | | 1 | Winton 1 | Lackawanna | Skinta & Warneiro | 588 | | 813 | 1,401 | 55 | 14 | Run of mine coal. |
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