| 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 |
|---|
| 1871 | Plymouth | No. 2 | Colliery | Shaft 1 | Middle | Plymouth | Luzerne | Northern Coal & Iron Co. | 0 | | 0 | 0 | | | |
| 1872 | Plymouth | No. 2 | Colliery | Shaft 1 | Middle | Plymouth | Luzerne | Northern Coal & Iron Co. | 0 | | 0 | 0 | | | |
| 1875 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 80,236 | | 259 | |
| 1876 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 26,830 | 62 | 62 | |
| 1878 | Plymouth | No. 2 | Colliery | Shaft 1 | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 100,676 | | 0 | 103,776 | 165 | 337 | |
| 1879 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 112,946 | | 0 | 117,344 | 277 | 352 | |
| 1880 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 81,614 | 162 | 292 | |
| 1881 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 124,277 | 208 | 304 | |
| 1882 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 213,444 | 243 | 361 | |
| 1883 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | | 0 | 153,783 | 232 | 413 | |
| 1884 | Plymouth | No. 2 | Colliery | Shaft | Middle | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | D&H / Lehigh & Susquehanna | 0 | 111,895 | 188 | 332 | |
| 1885 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 0 | D&H / Lehigh & Susquehanna | 0 | 20,025 | 39 | 338 | |
| 1886 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 115,236 | D&H / Lehigh & Susquehanna | 0 | 115,236 | 184 | 391 | |
| 1887 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 177,307 | | 0 | 177,307 | 216 | 443 | |
| 1888 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 131,165 | | 0 | 131,165 | 202 | 325 | |
| 1889 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 63,819 | | 0 | 63,819 | 120 | 348 | |
| 1890 | Plymouth | No. 2 | Colliery | Shaft | 3 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 45,091 | | 0 | 53,191 | 105 | 125 | |
| 1891 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 116,233 | | 0 | 116,233 | 155 | 303 | |
| 1892 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 161,803 | | 0 | 161,803 | 210 | 357 | |
| 1893 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 210,568 | | 0 | 210,568 | 214 | 418 | |
| 1894 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 193,409 | | 0 | 193,409 | 175 | 402 | |
| 1895 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 211,873 | | 0 | 220,086 | 200 | 399 | |
| 1896 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 43,981 | | 0 | 57,660 | 44 | 385 | |
| 1897 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 38,407 | | 0 | 52,087 | 54 | 240 | |
| 1898 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 125,723 | DL&W | 0 | 163,791 | 157 | 349 | |
| 1899 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 149,568 | D&H | 0 | 177,149 | 189 | 501 | |
| 1900 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 130,716 | D&H | 0 | 149,783 | 156 | 493 | |
| 1901 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth | Luzerne | Delaware & Hudson Canal Co. | 155,890 | D&H | 0 | 182,124 | 153 | 568 | |
| 1902 | Plymouth | No. 2 | Colliery | Shaft 1 | 4 | Plymouth 1 | Luzerne | Delaware & Hudson Canal Co. | 119,556 | D&H | 0 | 144,928 | 123 | 600 | |
| 1903 | Plymouth | No. 2 | Colliery | Shaft (2) | 8 | Plymouth 1 | Luzerne | Delaware & Hudson Canal Co. | 189,551 | D&H | 0 | 211,595 | 156 | 558 | |
| 1903 | Plymouth | No. 2 | Washery | | 8 | Plymouth 1 | Luzerne | Delaware & Hudson Canal Co. | 15,511 | D&H | 0 | 15,511 | 58 | | |
| 1904 | Plymouth | No. 2 | Colliery | Shaft (2) | 8 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 218,241 | D&H | 0 | 251,577 | 224 | 680 | |
| 1905 | Plymouth | No. 2 | Colliery | Shaft | 8 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 258,776 | D&H | 0 | 294,023 | 250 | 682 | |
| 1906 | Plymouth | No. 2 | Colliery | Shaft (2) | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 211,137 | D&H | 0 | 244,797 | 204 | 686 | |
| 1907 | Plymouth | No. 2 | Colliery | Shaft (2) | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 96,744 | D&H | 0 | 125,296 | 92 | 600 | |
| 1908 | Plymouth | No. 2 | Colliery | Shaft / Drift | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 382,623 | D&H | 0 | 418,204 | 217 | 688 | |
| 1908 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 637 | D&H | 0 | 3,128 | | | |
| 1909 | Plymouth | No. 2 | Colliery | Shaft / Drift | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 298,745 | D&H | 0 | 324,218 | 227 | 727 | |
| 1909 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 43,545 | D&H | 0 | 60,590 | 77 | | Employees included with Plymouth No. 2 Colliery. |
| 1910 | Plymouth | No. 2 | Colliery | Plymouth Shaft / Plymouth Drift | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 293,287 | D&H | 0 | 315,714 | 210 | 698 | |
| 1910 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 41,926 | D&H | 0 | 60,394 | 70 | | Employees included in Plymouth No. 2 Colliery |
| 1911 | Plymouth | No. 2 | Colliery | Shaft | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 291,428 | D&H | 0 | 320,105 | 233 | 705 | |
| 1911 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 7,540 | D&H | 0 | 20,747 | 20 | | See employees for Plymouth No. 2 Colliery. |
| 1912 | Plymouth | No. 2 | Colliery | Shaft | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 179,543 | D&H | 0 | 210,185 | 157 | 618 | |
| 1912 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 4,234 | D&H | 0 | 19,196 | 19 | | Employees included with Plymouth No. 2 Colliery. |
| 1913 | Plymouth | No. 2 | Colliery | Shaft | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 181,504 | D&H | 0 | 213,139 | 173 | 534 | |
| 1913 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 889 | D&H | 0 | 5,760 | 7 | | Employees included with colliery. |
| 1914 | Plymouth | No. 2 | Colliery | Shaft (2) | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 166,750 | D&H | 0 | 182,379 | 153 | 494 | |
| 1914 | Plymouth | No. 2 | Washery | | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 864 | D&H | 0 | 1,364 | 8 | | Data included with Plymouth No. 2 Colliery. |
| 1915 | Plymouth | No. 2 | Colliery | Shaft (2) | 9 | Plymouth 1 | Luzerne | Delaware & Hudson Co. | 215,596 | D&H | 0 | 233,998 | 190 | 478 | |
| 1918 | Plymouth | No. 2 | Washery | | 12 | Plymouth 1 | Luzerne | Hudson Coal Co. | 109 | D&H | 0 | 109 | | | Included with Plymouth No. 5 Colliery. |
Note 1: Added, does not appear in the mine inspection report.
