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Colorado Natural Gas in Underground Storage (Base Gas) (Million Cubic Feet)
Colorado Natural Gas in Underground Storage (Base Gas) (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1990 39,062 39,062 39,062 39,062 39,062 39,062 39,062 39,062 39,062 39,062 39,062 45,393
  1991 45,258 45,263 45,263 45,252 45,252 45,252 45,252 45,252 45,252 45,252 45,252 45,252
  1992 45,237 45,237 45,237 45,237 45,237 45,237 45,237 45,237 45,237 45,237 45,237 45,237
  1993 45,210 45,210 45,210 45,210 45,210 45,210 45,210 45,210 45,210 47,757 49,049 49,049
  1994 48,549 48,549 48,549 48,549 48,549 48,549 48,049 48,049 48,049 48,049 48,049 48,049
  1995 48,099 48,099 48,099 47,762 48,099 50,995 47,290 47,552 47,643 47,651 47,413 47,413
  1996 47,413 47,413 47,413 47,598 47,461 47,781 47,781 47,781 47,902 47,902 47,902 47,902
  1997 47,902 47,902 47,902 47,902 47,902 47,902 47,902 47,902 47,902 47,902 47,902 47,902
  1998 47,413 48,140 48,140 48,140 48,140 48,140 48,140 48,140 48,140 48,140 48,139 48,139
  1999 48,139 48,229 48,229 48,229 48,229 48,229 48,229 48,229 48,229 48,229 48,229 48,229
  2000 48,229 48,229 48,229 48,229 48,229 48,229 48,229 48,255 48,255 48,255 48,255 48,255
  2001 48,255 48,255 48,255 48,255 48,255 48,255 48,255 48,255 48,255 47,655 47,655 47,655
  2002 47,655 47,655 47,655 47,655 47,655 47,655 47,655 47,655 47,655 47,655 47,655 47,655
  2003 47,655 47,655 47,655 47,641 47,630 47,601 47,574 47,551 47,528 47,505 47,495 47,476
  2004 47,469 47,463 47,451 47,443 47,442 47,442 47,441 47,441 47,441 47,441 47,309 47,309
  2005 47,439 47,439 47,439 47,439 47,439 47,439 47,439 47,439 47,439 47,439 47,439 47,439
  2006 47,430 47,426 47,426 47,426 47,426 47,426 47,426 47,426 47,435 47,435 44,566 44,536
  2007 46,816 46,802 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773
  2008 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773 46,773
  2009 46,773 46,773 46,773 46,773 46,773 46,773 50,473 50,473 50,473 50,473 50,473 50,473
  2010 48,023 48,023 48,023 48,023 48,023 48,023 48,023 48,023 47,078 47,078 47,078 47,078
  2011 47,078 47,078 47,578 47,463 47,578 47,578 47,578 47,578 47,578 47,578 47,578 47,578
  2012 47,578 47,578 47,578 50,287 50,712 50,997 50,703 51,747 51,841 52,004 53,085 53,550
  2013 54,243 54,527 54,557 54,557 54,557 54,557 54,557 54,557 54,557 54,557 54,557 54,557
  2014 54,596 54,604 54,604 54,604 54,604 54,604 55,900 55,713 56,427 56,409 56,402 56,080
  2015 56,076 56,070 58,447 58,451 58,456 58,455 58,457 58,466 58,465 58,457 58,448 58,446
  2016 58,435 58,428 58,429 58,436 58,440 58,446 58,456 58,455 58,456 58,448 58,436 58,604
  2017 58,590 58,582 58,572 58,568 62,866 62,866 62,865 62,868 62,861 62,854 62,849 63,135
  2018 63,117 63,108 63,099 63,095 60,395 60,390 60,382 60,377 60,370 60,364 60,357 60,338
  2019 60,327 60,325 60,323 60,321 60,320 61,118 61,115 61,115 61,115 61,100 61,099 61,097
  2020 61,095 61,086 61,084 61,090 61,094 61,091 61,092 61,091 61,092 61,093 61,095 61,094
  2021 61,093 61,085 61,090 61,097 61,102 61,108 61,111 61,113 61,113 61,114 61,117 61,117
  2022 61,112 61,102 60,991 60,991 61,011 61,020 61,019 61,018 61,010 61,000 60,987 60,986
  2023 60,977 60,961 60,948 60,974 60,984 60,985 60,994 60,994 60,989 60,974 60,977 60,979
  2024 60,978 60,978 60,972 60,982 60,982 60,982 60,982 60,982 60,982 60,982 60,982 60,982
  2025 60,982 60,982

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/30/2025
Next Release Date: 5/30/2025

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