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|View History: Monthly Download Data (XLS File)                                          
|View History: Monthly                                                                    
|View History: Monthly                                                                    
|View History:                                                                            
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|AGA Western Consuming Region Natural Gas Underground Storage Volume  (Million Cubic Feet)
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|AGA Western Consuming Region Natural Gas Underground Storage Volume  (Million Cubic Feet)
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|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  
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|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  
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|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
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|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 6/28/2024                                                                                                          
|Next Release Date: 7/31/2024