View History:  Monthly  
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Iowa Natural Gas Underground Storage Volume (Million Cubic Feet)
Iowa Natural Gas Underground Storage Volume (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1990 228,019 220,410 215,229 215,377 219,838 224,572 230,226 236,154 239,871 243,782 241,829 227,519
  1991 225,964 215,495 211,852 213,588 218,084 228,720 234,297 240,868 252,335 263,855 255,740 241,570
  1992 221,741 209,087 205,548 208,105 217,022 225,236 236,833 247,704 258,372 267,472 258,308 237,797
  1993 218,826 208,027 205,378 210,868 217,693 225,793 236,688 247,032 259,649 265,238 258,580 240,957
  1994 222,694 213,205 210,208 212,114 217,678 224,185 234,433 245,426 257,120 266,215 261,645 243,875
  1995 223,356 212,480 208,011 207,340 211,295 219,417 229,558 244,448 256,135 263,260 252,590 237,557
  1996 220,616 211,807 205,436 203,423 205,048 212,740 225,268 238,536 251,152 262,054 256,233 237,708
  1997 221,782 213,313 210,359 208,732 212,205 220,566 229,343 240,282 253,043 261,401 260,847 243,915
  1998 224,995 218,555 211,863 211,515 215,115 223,520 283,626 247,163 259,312 266,420 266,488 245,942
  1999 225,364 213,550 208,373 208,287 212,886 219,722 230,486 241,802 254,910 265,850 264,753 243,468
  2000 222,317 210,932 205,726 204,005 208,404 214,260 225,173 236,842 249,678 263,169 252,422 229,885
  2001 213,389 205,198 201,474 204,365 209,897 216,054 226,196 239,701 253,410 265,098 268,216 251,007
  2002 229,385 214,370 207,249 206,886 207,587 212,568 224,757 237,234 249,797 262,731 265,928 246,736
  2003 224,937 211,478 206,583 206,663 210,357 215,460 226,171 239,055 253,905 267,129 264,943 248,491
  2004 227,436 212,150 204,727 204,394 208,374 213,785 226,383 240,368 254,353 266,768 268,436 250,155
  2005 228,754 215,024 206,381 204,733 206,573 212,312 224,801 238,364 253,586 266,407 265,398 246,717
  2006 227,460 213,779 207,203 206,139 209,701 215,638 227,013 242,050 256,891 267,861 267,910 250,287
  2007 227,632 213,007 206,358 207,155 211,232 215,934 226,154 239,675 256,605 271,540 268,426 247,836
  2008 227,832 214,161 208,566 207,045 207,492 211,638 224,439 242,137 258,103 272,581 272,115 250,111
  2009 227,625 216,193 208,745 208,310 212,523 221,002 230,146 246,950 263,795 278,589 280,400 254,971
  2010 232,844 218,626 210,906 209,775 210,682 216,311 224,925 239,949 258,816 278,368 275,435 252,934
  2011 230,801 218,883 211,546 210,133 211,490 215,357 223,267 237,745 259,052 279,295 277,777 257,178
  2012 237,222 223,787 217,788 215,592 216,499 218,275 224,324 238,571 258,829 275,177 267,819 246,662
  2013 226,872 217,183 210,939 209,512 215,593 221,664 230,749 245,317 261,998 273,823 265,935 243,588
  2014 224,633 214,201 208,288 207,117 214,638 222,619 231,356 248,182 264,771 276,336 266,344 251,012
  2015 236,462 225,333 218,949 218,407 223,762 230,724 233,287 246,900 263,036 277,160 272,523 255,967
  2016 236,541 225,867 221,105 218,955 221,304 224,160 226,086 240,164 258,204 276,919 271,770 249,553
  2017 233,982 225,930 220,765 219,477 221,056 222,973 224,669 236,474 255,920 276,002 269,762 249,224
  2018 229,292 219,747 213,665 212,279 215,107 216,700 218,373 233,911 253,414 273,379 264,519 246,350
  2019 228,239 219,788 217,124 217,457 221,883 225,815 228,638 242,954 260,958 276,086 265,145 247,417
  2020 233,351 224,894 219,595 219,361 224,718 230,364 232,289 244,207 259,142 272,563 276,719 256,887
  2021 237,125 225,117 219,028 217,894 220,708 225,186 227,272 239,168 255,650 272,103 277,906 260,773
  2022 239,853 227,518 220,962 219,051 219,828 222,938 225,990 237,173 254,408 272,048 277,208 257,077
  2023 237,770 226,960 220,169 219,231 221,591 225,603 226,446 238,071 255,062 270,690 276,988 259,038
  2024 239,250

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 3/29/2024
Next Release Date: 4/30/2024

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