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Montana Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Million Cubic Feet)
Montana Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1990 705 2,167 1,643 1,813 -2,403 355 272 -26 131 59 561 542
  1991 -4,514 -2,633 -2,648 -1,702 -3,097 151 -280 -908 -3,437 -6,076 -7,308 -6,042
  1992 -68,442 -68,852 -67,958 -67,769 -67,999 -68,527 -69,209 -69,883 -70,428 -70,404 -71,019 -73,067
  1993 -14,437 -17,034 -19,377 -21,219 -23,373 -24,811 -24,628 -25,093 -24,213 -22,944 -22,384 -19,989
  1994 -18,713 -19,954 -18,358 -17,429 -15,333 -12,802 -12,658 -11,874 -10,555 -9,434 -8,353 -7,819
  1995 -7,494 -3,827 -3,353 -1,774 -1,433 -1,101 464 2,584 1,908 321 -1,020 -3,599
  1996 -6,352 -7,794 -10,982 -12,425 -14,484 -13,837 -13,490 -13,192 -10,766 -10,545 -12,251 -12,502
  1997 -11,898 -12,444 -11,156 -12,320 -10,693 -11,846 -12,399 -13,563 -15,594 -16,274 -14,281 -11,946
  1998 -10,717 -9,288 -9,715 -8,129 -6,404 -6,013 -6,428 -4,243 -1,494 1,053 1,207 462
  1999 -24 -845 -238 -1,343 -3,345 -3,585 -4,086 -6,068 -8,835 -10,887 -9,471 -8,231
  2000 -7,401 -7,217 -6,971 -6,264 -7,354 -8,683 -8,455 -8,744 -9,274 -8,781 -11,309 -13,803
  2001 -13,933 -15,247 -14,714 -14,092 -10,668 -7,090 -3,589 -876 3,034 4,633 7,859 9,136
  2002 -1,973 -234 -2,206 -2,919 -3,942 -4,061 -2,995 -2,776 -3,338 -4,980 -6,404 -5,988
  2003 4,975 3,009 2,982 3,909 3,178 1,012 -3,235 -6,352 -9,012 -7,307 -8,021 -7,926
  2004 -8,871 -8,767 -7,799 -8,068 -7,596 -6,936 -5,363 -2,922 1,368 2,927 5,007 3,264
  2005 2,699 3,644 3,367 4,334 5,445 6,741 6,995 5,818 2,216 111 -143 120
  2006 2,916 2,470 2,967 5,352 9,172 11,918 13,969 16,155 19,599 21,013 18,124 17,896
  2007 14,824 13,349 12,464 9,253 6,423 3,733 2,211 715 -2,727 -3,470 -553 -1,284
  2008 -2,428 -2,863 -4,400 -7,072 -10,050 -12,296 -14,265 -14,985 -14,091 -15,609 -16,397 -17,204
  2009 -16,269 -14,032 -12,539 -6,844 1,623 8,340 14,006 19,853 24,630 28,451 33,721 32,634
  2010 31,728 29,148 31,647 35,037 33,741 30,382 27,200 22,736 17,532 12,233 3,532 3,718
  2011 3,102 2,166 -2,516 -10,755 -18,630 -21,623 -23,713 -25,096 -25,337 -22,520 -20,099 -17,556
  2012 -15,523 -12,927 -8,054 -2,937 125 2,590 3,826 4,824 6,062 5,247 5,648 4,323
  2013 2,842 2,404 -928 -6,346 -7,421 -9,007 -9,316 -8,606 -6,843 -8,269 -11,616 -12,926
  2014 -12,629 -14,814 -15,650 -15,904 -16,168 -16,776 -17,974 -20,915


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/31/2014
Next Release Date: 11/28/2014

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