View History:  Monthly  
Download Data (XLS File)
AGA Western Consuming Region Natural Gas Underground Storage Volume (Million Cubic Feet)
AGA Western Consuming Region Natural Gas Underground Storage Volume (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1994 888,010 816,597 813,746 830,132 876,457 908,444 941,985 966,686 1,002,402 1,021,144 997,644 956,234
  1995 902,782 884,830 865,309 860,012 897,991 945,183 975,307 986,131 1,011,948 1,032,357 1,033,363 982,781
  1996 896,744 853,207 837,980 849,221 885,715 916,778 929,559 928,785 946,748 949,983 939,649 899,689
  1997 833,239 796,139 788,601 801,955 844,880 890,703 923,845 947,277 969,170 980,388 967,286 880,627
  1998 828,658 780,476 768,264 773,053 823,311 872,913 900,181 925,287 965,846 1,001,548 1,009,978 953,379
  1999 903,937 865,064 837,335 826,212 859,549 899,751 935,150 951,200 974,891 984,403 987,727 938,993
  2000 878,578 836,428 822,760 844,962 866,578 891,149 910,813 907,441 921,462 931,030 880,544 849,106
  2001 783,739 739,302 751,284 774,906 827,397 883,852 926,890 958,928 997,141 1,014,960 1,013,431 969,732
  2002 894,079 863,297 839,495 883,360 912,820 950,010 982,157 1,006,994 1,029,218 1,034,722 1,031,877 968,827
  2003 906,445 819,614 790,879 812,762 852,674 902,053 927,111 954,400 992,187 1,023,061 1,005,124 947,676
  2004 860,401 786,881 790,360 812,159 862,263 914,493 943,748 965,936 1,007,659 1,020,823 1,009,775 958,441
  2005 885,814 831,813 824,976 847,248 902,153 946,998 971,621 983,856 1,013,936 1,043,866 1,036,213 980,819
  2006 937,048 875,275 839,273 866,552 923,724 966,002 979,930 1,007,790 1,051,728 1,071,765 1,056,988 991,372
  2007 887,328 833,695 841,847 871,341 930,988 978,299 1,004,741 1,009,732 1,043,453 1,070,933 1,068,779 991,248
  2008 860,872 796,190 781,316 801,917 860,416 914,211 960,237 986,624 1,035,370 1,063,819 1,072,644 994,363
  2009 937,677 893,749 887,570 922,976 988,635 1,036,070 1,037,400 1,059,823 1,098,039 1,128,489 1,141,692 1,050,347
  2010 964,016 905,387 901,801 939,454 1,012,402 1,070,764 1,095,243 1,100,830 1,121,842 1,151,370 1,126,447 1,068,130
  2011 959,087 863,919 853,878 867,135 917,058 979,589 1,028,279 1,057,333 1,097,566 1,139,346 1,150,782 1,077,621
  2012 1,025,269 987,203 983,687 1,014,431 1,064,918 1,116,370 1,141,936 1,141,305 1,170,112 1,210,463 1,213,095 1,157,067
  2013 1,050,332 1,006,640 998,585 1,008,767 1,057,210 1,098,526 1,121,152 1,145,454 1,173,750 1,193,462 1,168,021 1,037,682
  2014 934,800 823,800 796,771 835,080 906,697 974,347 1,019,826 1,064,981 1,095,743 1,133,663 1,115,253 1,074,675

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 2/28/2025
Next Release Date: 3/31/2025

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