| Table 3.4. Stocks of Coal by Coal Rank: Electric Power Sector, 2015 - August 2025 |
| (Thousand Tons) |
| Electric Power Sector | ||||
|---|---|---|---|---|
| Period | Bituminous Coal | Subbituminous Coal | Lignite Coal | Total |
| End of Year Stocks | ||||
| 2015 | 82,004 | 108,614 | 4,931 | 195,548 |
| 2016 | 67,241 | 90,376 | 4,393 | 162,009 |
| 2017 | 56,140 | 77,875 | 3,672 | 137,687 |
| 2018 | 41,507 | 58,247 | 3,039 | 102,793 |
| 2019 | 54,769 | 69,942 | 3,124 | 128,102 |
| 2020 | 50,649 | 77,033 | 3,556 | 131,431 |
| 2021 | 34,560 | 54,726 | 2,598 | 91,884 |
| 2022 | 35,194 | 50,704 | 2,956 | 88,861 |
| 2023 | 46,574 | 83,013 | 3,439 | 133,028 |
| 2024 | 43,844 | 80,772 | 3,198 | 127,826 |
| Year 2023, End of Month Stocks | ||||
| January | 37,880 | 51,812 | 3,014 | 92,714 |
| February | 40,066 | 56,667 | 3,022 | 99,760 |
| March | 41,614 | 64,432 | 2,991 | 109,041 |
| April | 43,352 | 72,772 | 3,330 | 119,460 |
| May | 46,598 | 77,685 | 3,500 | 127,788 |
| June | 47,911 | 77,671 | 3,601 | 129,191 |
| July | 44,256 | 75,155 | 3,499 | 122,916 |
| August | 42,345 | 72,129 | 3,424 | 117,898 |
| Sept | 42,659 | 72,147 | 3,247 | 118,054 |
| October | 44,914 | 74,948 | 3,184 | 123,046 |
| November | 46,999 | 80,588 | 3,393 | 130,985 |
| December | 46,574 | 83,013 | 3,439 | 133,028 |
| Year 2024, End of Month Stocks | ||||
| January | 42,859 | 77,766 | 3,220 | 123,854 |
| February | 44,581 | 81,459 | 3,124 | 129,170 |
| March | 47,285 | 85,012 | 3,232 | 135,537 |
| April | 48,624 | 86,824 | 3,388 | 138,839 |
| May | 49,199 | 87,376 | 3,311 | 139,893 |
| June | 46,915 | 84,931 | 3,374 | 135,229 |
| July | 43,890 | 80,227 | 3,251 | 127,378 |
| August | 42,163 | 76,310 | 3,273 | 121,756 |
| Sept | 42,608 | 76,769 | 3,171 | 122,555 |
| October | 44,603 | 79,892 | 3,245 | 127,747 |
| November | 46,116 | 81,733 | 3,231 | 131,091 |
| December | 43,844 | 80,772 | 3,198 | 127,826 |
| Year 2025, End of Month Stocks | ||||
| January | 37,696 | 72,700 | 2,885 | 113,293 |
| February | 35,685 | 68,396 | 2,722 | 106,813 |
| March | 37,407 | 71,281 | 2,971 | 111,665 |
| April | 39,116 | 73,815 | 2,995 | 115,929 |
| May | 41,042 | 75,730 | 2,730 | 119,508 |
| June | 40,738 | 73,060 | 2,630 | 116,434 |
| July | 37,653 | 68,534 | 2,555 | 108,749 |
| August | 36,304 | 65,722 | 2,555 | 104,584 |
| Notes: See Glossary for definitions. Values for 2024 and prior years are final. Values for 2025 are preliminary. See Technical Notes for a discussion of the sample design for the Form EIA-923. and predecessor forms. Totals may not equal sum of components because of independent rounding. Sources: U.S. Energy Information Administration, Form EIA-906, Power Plant Report; U.S. Energy Information Administration, Form EIA-920 Combined Heat and Power Plant Report, and predecessor forms. Beginning with 2008 data, the Form EIA-923, Power Plant Operations Report, replaced the following: Form EIA-906, Power Plant Report; Form EIA-920, Combined Heat and Power Plant Report; Form EIA-423, Monthly Cost and Quality of Fuels for Electric Plants Report; and Federal Energy Regulatory Commission, FERC Form 423, Monthly Report of Cost and Quality of Fuels for Electric Plants. |