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Washington Natural Gas in Underground Storage (Working Gas) (Million Cubic Feet)
Washington Natural Gas in Underground Storage (Working Gas) (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1990 8,882 5,257 3,304 2,365 1,893 5,005 7,942 10,880 11,949 12,154 12,235 9,008
  1991 6,557 6,453 3,509 6,342 7,864 10,580 12,718 12,657 12,652 14,112 15,152 14,694
  1992 12,765 9,785 9,204 8,327 9,679 10,854 11,879 13,337 14,533 13,974 13,312 9,515
  1993 6,075 2,729 3,958 4,961 9,491 10,357 12,505 13,125 15,508 13,348 9,567 11,274
  1994 9,672 5,199 4,765 6,867 9,471 11,236 13,045 13,496 14,629 14,846 14,458 12,884
  1995 10,750 8,520 8,267 8,500 11,070 12,622 14,035 13,764 16,258 16,158 16,224 12,869
  1996 6,547 5,488 4,672 4,780 6,742 10,060 11,344 15,100 14,244 12,391 11,634 9,724
  1997 8,241 6,443 3,207 3,273 9,152 12,918 13,529 12,538 14,805 14,098 14,008 10,831
  1998 10,759 6,611 3,282 1,713 5,645 8,596 8,908 12,547 14,369 13,664 14,424 11,198
  1999 10,595 8,348 6,940 4,987 5,544 7,001 10,528 17,065 17,065 17,485 17,192 15,508
  2000 8,301 6,253 4,729 5,622 8,190 11,850 15,589 14,799 17,632 16,260 12,451 14,414
  2001 11,804 5,660 5,071 7,337 15,603 15,790 15,419 16,747 18,181 17,226 17,067 17,083
  2002 10,031 5,820 4,943 8,751 12,783 15,680 16,287 17,456 18,541 16,759 17,997 16,800
  2003 13,521 5,964 6,523 6,909 11,794 14,131 14,899 17,791 19,681 18,364 18,141 17,583
  2004 14,720 9,565 10,543 13,533 17,571 17,294 16,145 18,094 20,565 18,772 19,192 19,506
  2005 14,594 11,884 13,597 15,465 19,335 19,536 18,642 19,142 20,739 20,186 19,757 19,567
  2006 16,956 11,601 11,832 11,744 15,682 18,716 18,390 20,579 21,917 19,646 17,896 17,988
  2007 11,632 9,234 9,398 10,075 14,604 17,215 19,915 19,655 22,074 21,479 19,089 18,639
  2008 10,891 7,702 4,282 5,490 11,346 15,274 20,011 20,659 22,339 22,366 21,753 17,535
  2009 13,941 9,868 7,357 12,680 18,285 21,457 22,068 22,139 23,084 22,793 22,733 17,634
  2010 16,461 12,014 9,668 11,566 18,191 22,263 22,145 21,819 23,490 23,455 20,196 19,415
  2011 15,798 9,493 7,768 6,696 11,196 14,867 16,635 20,508 22,923 22,818 22,549 21,513
  2012 15,089 10,301 11,039 12,876 17,284 21,249 21,346 21,826 23,607 23,237 22,978 20,719
  2013 12,619 9,660 8,779 8,112 11,487 15,411 18,533 21,321 23,059 22,868 21,206 17,986
  2014 13,764 8,477 5,805 7,894 12,925 16,369 17,898 21,975 23,500 23,731 22,176 21,499
  2015 17,084 12,372 9,852 11,051 15,388 15,225 14,948 19,694 22,753 23,577 19,790 17,080
  2016 15,600 9,746 7,811 10,729 15,121 16,955 17,743 19,833 23,100 23,208 22,761 19,296
  2017 12,387 8,365 6,810 9,405 15,029 17,768 17,438 19,663 23,308 22,105 22,276 18,224
  2018 15,328 8,566 6,361 8,906 13,468 19,139 17,285 19,917 22,399 22,396 21,003 19,305
  2019 13,631 7,763 10,098 14,196 20,998 22,298 21,322 20,154 22,980 19,911 20,723 19,961
  2020 17,291 9,566 8,516 12,975 19,942 22,654 21,961 22,260 23,534 21,514 21,192 19,248
  2021 17,962 11,171 8,740 9,835 19,747 21,946 22,926 21,392 22,649 22,770 23,102 17,947
  2022 17,923 10,544 9,889 7,429 12,786 19,181 21,383 19,820 22,988 22,000 19,296 15,071
  2023 12,805 8,710 5,462 8,139 18,088 22,028 19,698 22,106 22,873 20,204 20,516 21,746
  2024 17,302

- = 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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