Table 6.4. Stocks of Coal by Coal Rank: Electric Power Sector, 2013 - 2023
(Thousand Tons)

  Electric Power Sector
Period Bituminous Coal Subbituminous Coal Lignite Coal Total
End of Year Stocks
2013 73,113 69,720 5,051 147,884
2014 72,771 72,552 6,225 151,548
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 3,439 133,253
Year 2021, End of Month Stocks
January 47,703 73,083 2,778 123,705
February 41,919 62,968 2,701 107,698
March 41,984 64,597 2,885 109,614
April 44,213 68,094 3,028 115,505
May 44,529 69,949 3,230 117,932
June 40,652 64,802 2,999 108,678
July 35,174 56,830 2,782 94,974
August 30,154 48,768 2,684 81,762
September 28,442 46,257 2,776 77,476
October 31,560 47,364 2,956 81,880
November 34,389 51,524 3,279 89,192
December 34,560 54,726 2,598 91,884
Year 2022, End of Month Stocks
January 30,697 51,157 2,686 84,541
February 29,288 49,029 2,717 81,034
March 31,687 51,304 3,152 86,143
April 33,868 53,609 3,269 90,746
May 33,202 56,289 3,191 92,692
June 30,392 53,338 3,129 86,869
July 28,769 47,358 3,040 79,172
August 28,730 44,005 2,826 75,570
September 30,766 45,802 2,776 79,354
October 34,061 50,366 2,905 87,342
November 35,998 54,329 2,867 93,203
December 35,194 50,704 2,956 88,861
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 43,353 72,772 3,330 119,671
May 46,598 77,685 3,500 128,001
June 47,911 77,671 3,601 129,404
July 44,256 75,155 3,499 123,131
August 42,345 72,129 3,424 118,113
September 42,659 72,147 3,247 118,271
October 44,914 74,948 3,184 123,265
November 46,999 80,588 3,393 131,208
December 46,574 83,013 3,439 133,253

Notes: See Glossary for definitions.
Values are final. 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.