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|View History: Monthly Download Data (XLS File)                              
|View History: Monthly                                                        
|View History: Monthly                                                        
|View History:                                                                
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|U.S. Natural Gas Salt - Underground Storage - Base Gas   (Million Cubic Feet)
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|U.S. Natural Gas Salt - Underground Storage - Base Gas   (Million Cubic Feet)
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|Year                                                                                                                              | Jan     | Feb     | Mar     | Apr     | May     | Jun     | Jul     | Aug     | Sep     | Oct     | Nov     | Dec    
|--------------------------------------------------------------------------------------------------------------------------------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | -------
|1994                                                                                                                              | 37,195  | 37,953  | 38,265  | 39,605  | 40,331  | 40,911  | 41,345  | 41,371  | 41,613  | 42,615  | 43,588  | 43,588 
|                                                                                                                                 
|1995                                                                                                                              | 54,076  | 54,066  | 54,066  | 54,312  | 54,066  | 54,312  | 54,312  | 54,312  | 54,001  | 55,000  | 55,071  | 59,730 
|1996                                                                                                                              | 62,988  | 63,041  | 62,749  | 63,041  | 63,271  | 63,462  | 59,890  | 59,989  | 60,287  | 60,350  | 64,182  | 64,105 
|1997                                                                                                                              | 65,372  | 59,134  | 65,057  | 65,341  | 64,803  | 65,641  | 65,476  | 65,444  | 65,182  | 66,477  | 66,819  | 67,223 
|1998                                                                                                                              | 66,915  | 66,411  | 67,753  | 68,264  | 68,293  | 65,998  | 66,057  | 65,620  | 67,489  | 67,451  | 67,537  | 66,984 
|1999                                                                                                                              | 67,311  | 67,043  | 67,036  | 67,055  | 66,792  | 65,336  | 65,291  | 66,176  | 67,001  | 66,993  | 67,017  | 68,616 
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|2000                                                                                                                              | 68,343  | 68,414  | 69,042  | 69,415  | 69,913  | 70,069  | 71,294  | 71,852  | 71,323  | 70,882  | 71,350  | 70,437 
|2001                                                                                                                              | 70,520  | 69,280  | 68,901  | 69,019  | 70,663  | 70,614  | 70,811  | 70,811  | 70,811  | 71,377  | 77,062  | 76,848 
|2002                                                                                                                              | 77,223  | 77,223  | 77,238  | 77,229  | 77,244  | 77,244  | 79,710  | 80,035  | 81,104  | 81,577  | 75,249  | 74,847 
|2003                                                                                                                              | 76,474  | 76,004  | 74,701  | 74,587  | 74,512  | 74,512  | 74,677  | 74,624  | 75,202  | 75,743  | 76,521  | 76,138 
|2004                                                                                                                              | 76,024  | 76,034  | 75,318  | 75,456  | 75,627  | 75,132  | 74,370  | 73,702  | 73,035  | 73,296  | 71,999  | 71,911 
|                                                                                                                                 
|2005                                                                                                                              | 72,182  | 72,211  | 72,273  | 72,273  | 71,287  | 71,290  | 71,290  | 72,056  | 72,794  | 72,802  | 75,224  | 77,680 
|2006                                                                                                                              | 79,128  | 79,472  | 79,670  | 79,775  | 79,881  | 79,060  | 78,681  | 77,132  | 77,398  | 77,836  | 77,432  | 77,412 
|2007                                                                                                                              | 77,282  | 76,669  | 76,271  | 76,310  | 76,128  | 79,711  | 79,464  | 79,192  | 79,097  | 79,194  | 79,403  | 80,269 
|2008                                                                                                                              | 81,837  | 81,828  | 78,242  | 78,882  | 78,332  | 81,345  | 80,381  | 79,872  | 81,595  | 83,100  | 85,925  | 85,973 
|2009                                                                                                                              | 89,070  | 92,477  | 97,861  | 99,486  | 99,855  | 101,244 | 104,595 | 106,908 | 109,331 | 111,815 | 112,540 | 116,153
|                                                                                                                                 
|2010                                                                                                                              | 119,158 | 121,059 | 122,933 | 122,898 | 122,659 | 123,369 | 123,349 | 123,665 | 128,876 | 131,879 | 134,670 | 135,013
|2011                                                                                                                              | 136,713 | 136,616 | 137,215 | 140,013 | 140,479 | 143,762 | 142,283 | 142,458 | 143,065 | 143,025 | 143,009 | 142,977
|2012                                                                                                                              | 147,406 | 147,718 | 148,861 | 149,229 | 154,289 | 155,132 | 158,400 | 159,147 | 160,822 | 161,874 | 163,915 | 164,291
|2013                                                                                                                              | 168,341 | 168,140 | 167,512 | 163,575 | 165,485 | 165,062 | 165,218 | 165,179 | 166,313 | 170,408 | 171,891 | 173,273
|2014                                                                                                                              | 169,743 | 168,590 | 168,039 | 168,197 | 168,419 | 172,354 | 173,194 | 177,584 | 179,567 | 179,654 | 179,758 | 179,398
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|2015                                                                                                                              | 186,528 | 187,313 | 187,011 | 186,711 | 188,037 | 189,966 | 190,212 | 190,159 | 190,004 | 189,986 | 190,054 | 190,160
|2016                                                                                                                              | 189,031 | 189,647 | 190,270 | 191,425 | 192,085 | 192,317 | 192,456 | 192,916 | 193,794 | 194,312 | 195,237 | 195,214
|2017                                                                                                                              | 194,697 | 194,693 | 195,583 | 197,173 | 196,809 | 196,115 | 197,994 | 197,590 | 197,378 | 197,469 | 196,822 | 196,713
|2018                                                                                                                              | 195,262 | 196,079 | 194,117 | 194,314 | 195,081 | 195,485 | 195,679 | 196,387 | 195,939 | 195,059 | 195,172 | 195,807
|2019                                                                                                                              | 195,939 | 194,813 | 193,126 | 196,770 | 197,966 | 198,660 | 198,480 | 199,041 | 198,986 | 198,849 | 198,778 | 198,906
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|2020                                                                                                                              | 199,320 | 199,104 | 200,418 | 202,002 | 202,433 | 202,488 | 202,473 | 202,479 | 201,712 | 201,460 | 201,300 | 201,456
|2021                                                                                                                              | 201,704 | 197,461 | 197,596 | 196,850 | 196,978 | 196,946 | 196,933 | 197,622 | 198,609 | 198,845 | 198,863 | 197,536
|2022                                                                                                                              | 198,218 | 196,714 | 197,556 | 197,804 | 197,153 | 196,395 | 198,366 | 199,219 | 197,383 | 197,354 | 197,047 | 200,855
|2023                                                                                                                              | 202,058 | 202,291 | 202,203 | 202,322 | 202,194 | 202,086 | 203,105 | 201,821 | 201,444 | 202,124 | 202,603 | 206,561
|2024                                                                                                                              | 206,803 |         |         |         |         |         |         |         |         |         |         |        
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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: 3/29/2024                                                                                                          
|Next Release Date: 4/30/2024