Table 6.4. Stocks of Coal by Coal Rank: Electric Power Sector, 2009 - 2019
(Thousand Tons)

  Electric Power Sector
Period Bituminous Coal Subbituminous Coal Lignite Coal Total
End of Year Stocks
2009 91,922 92,448 5,097 189,467
2010 81,108 86,915 6,894 174,917
2011 82,056 85,151 5,179 172,387
2012 86,437 93,833 4,846 185,116
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 54,844 69,932 3,124 128,180
Year 2017, End of Month Stocks
January 65,797 86,082 4,335 156,214
February 67,752 88,326 4,424 160,502
March 67,783 89,381 4,651 161,815
April 68,195 90,736 5,005 163,937
May 68,333 89,005 5,204 162,542
June 66,591 86,722 4,701 158,014
July 60,766 80,765 4,281 145,811
August 59,208 77,758 4,238 141,204
September 58,453 77,173 3,945 139,571
October 59,122 78,821 3,519 141,463
November 59,427 79,916 4,081 143,424
December 56,140 77,875 3,672 137,687
Year 2018, End of Month Stocks
January 47,910 72,251 3,074 123,235
February 47,658 69,960 2,909 120,526
March 49,027 73,768 3,213 126,008
April 50,499 74,747 3,324 128,571
May 51,393 73,377 3,212 127,982
June 48,411 69,439 3,191 121,041
July 44,487 63,014 2,847 110,348
August 42,359 58,570 2,816 103,744
September 40,384 57,155 2,845 100,384
October 42,588 59,252 3,016 104,855
November 42,392 58,575 3,108 104,075
December 41,507 58,247 3,039 102,793
Year 2019, End of Month Stocks
January 39,895 56,368 2,883 99,147
February 41,236 54,665 2,738 98,639
March 44,239 49,467 3,054 96,933
April 48,925 55,808 3,344 108,089
May 51,973 60,325 3,023 115,712
June 53,694 60,293 2,551 116,876
July 50,058 57,591 2,670 110,672
August 49,612 57,932 2,409 110,278
September 48,837 59,055 2,395 110,626
October 51,574 64,043 2,590 118,574
November 52,623 66,443 2,959 122,364
December 54,844 69,932 3,124 128,180

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.