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|View History:  Monthly  Annual Download Data (XLS File)                  
|View History:  Monthly  Annual                                            
|View History:  Monthly  Annual                                            
|View History:                                                             
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|Iowa Natural Gas Injections into Underground Storage  (Million Cubic Feet)
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|Iowa Natural Gas Injections into Underground Storage  (Million Cubic Feet)
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|Year                                                                                                                              | Jan   | Feb   | Mar   | Apr   | May   | Jun   | Jul    | Aug    | Sep    | Oct    | Nov   | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ----- | ----- | ----- | ----- | ----- | ------ | ------ | ------ | ------ | ----- | -----
|1990                                                                                                                              | 1,740 | 243   | 1,516 | 3,236 | 5,817 | 8,184 | 5,657  | 5,928  | 4,903  | 4,971  | 1,423 | 854  
|1991                                                                                                                              | 1,166 | 155   | 231   | 1,829 | 4,897 | 8,985 | 6,518  | 8,058  | 11,039 | 10,758 | 2,782 | 860  
|1992                                                                                                                              | 488   | 43    | 1,246 | 3,184 | 7,652 | 7,568 | 11,453 | 11,281 | 11,472 | 9,000  | 1,228 | 1,203
|1993                                                                                                                              | 0     | 0     | 733   | 5,547 | 6,489 | 7,776 | 10,550 | 10,150 | 12,351 | 8,152  | 2,437 | 0    
|1994                                                                                                                              | 0     | 75    | 1,162 | 3,601 | 7,153 | 7,638 | 11,999 | 12,405 | 13,449 | 10,767 | 2,678 | 0    
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|1995                                                                                                                              | 0     | 0     | 251   | 1,041 | 5,294 | 9,889 | 12,219 | 17,805 | 13,756 | 8,855  | 1,283 | 391  
|1996                                                                                                                              | 2     | 2     | 0     | 40    | 1,921 | 7,679 | 12,393 | 13,168 | 12,537 | 10,556 | 2,760 | 0    
|1997                                                                                                                              | 0     | 0     | 202   | 428   | 3,803 | 8,403 | 8,823  | 11,004 | 12,830 | 9,325  | 5,661 | 654  
|1998                                                                                                                              | 0     | 1,159 | 594   | 1,633 | 4,246 | 8,751 | 14,863 | 10,727 | 13,187 | 8,873  | 4,979 | 992  
|1999                                                                                                                              | 936   | 0     | 223   | 1,593 | 5,328 | 7,143 | 11,494 | 13,101 | 14,261 | 11,172 | 7,111 | 1,038
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|2000                                                                                                                              | 941   | 557   | 33    | 258   | 5,672 | 6,200 | 11,478 | 12,376 | 13,893 | 14,872 | 2,526 | 1,088
|2001                                                                                                                              | 973   | 430   | 294   | 4,240 | 6,546 | 6,791 | 10,728 | 14,677 | 14,710 | 12,486 | 7,702 | 967  
|2002                                                                                                                              | 806   | 743   | 159   | 867   | 1,299 | 5,317 | 12,204 | 12,601 | 12,496 | 12,510 | 7,048 | 151  
|2003                                                                                                                              | 0     | 5     | 665   | 1,935 | 4,282 | 5,343 | 10,717 | 12,890 | 14,855 | 13,232 | 3,094 | 1    
|2004                                                                                                                              | 2     | 8     | 147   | 803   | 4,447 | 5,697 | 12,605 | 13,988 | 13,987 | 12,545 | 5,864 | 5    
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|2005                                                                                                                              | 6     | 0     | 7     | 36    | 2,389 | 5,936 | 12,497 | 14,043 | 14,754 | 12,825 | 4,333 | 1    
|2006                                                                                                                              | 1     | 3     | 18    | 120   | 3,993 | 6,106 | 11,386 | 15,051 | 14,846 | 11,212 | 5,949 | 62   
|2007                                                                                                                              | 0     | 6     | 0     | 2,500 | 4,567 | 4,957 | 10,224 | 13,524 | 16,933 | 14,938 | 2,677 | 1    
|2008                                                                                                                              | 0     | 1     | 5     | 1     | 927   | 4,376 | 12,811 | 17,703 | 15,969 | 14,794 | 3,357 | 79   
|2009                                                                                                                              | 0     | 0     | 2     | 1,365 | 4,773 | 8,762 | 10,126 | 16,807 | 16,847 | 14,799 | 5,529 | 0    
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|2010                                                                                                                              | 1     | 0     | 1     | 37    | 1,486 | 5,925 | 9,704  | 15,411 | 18,869 | 19,558 | 5,417 | 0    
|2011                                                                                                                              | 3     | 1     | 0     | 178   | 1,910 | 4,180 | 9,300  | 14,945 | 21,313 | 20,248 | 5,704 | 0    
|2012                                                                                                                              | 1     | 3     | 1     | 2     | 1,448 | 2,379 | 7,265  | 14,786 | 20,264 | 16,517 | 3,853 | 255  
|2013                                                                                                                              | 8     | 1     | 22    | 228   | 6,604 | 6,409 | 9,737  | 15,463 | 16,682 | 13,299 | 3,339 | 2    
|2014                                                                                                                              | 2     | 6     | 8     | 729   | 8,047 | 8,300 | 9,617  | 18,025 | 16,594 | 14,029 | 4,467 | 1,042
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|2015                                                                                                                              | 840   | 39    | 190   | 902   | 5,893 | 7,315 | 4,900  | 15,146 | 16,146 | 15,050 | 4,798 | 548  
|2016                                                                                                                              | 122   | 1     | 1     | 17    | 2,858 | 3,331 | 3,323  | 14,680 | 18,041 | 18,750 | 4,711 | 2    
|2017                                                                                                                              | 433   | 6     | 0     | 102   | 1,905 | 2,268 | 3,480  | 13,686 | 19,447 | 20,118 | 5,142 | 345  
|2018                                                                                                                              | 182   | 431   | 199   | 761   | 3,253 | 2,305 | 2,539  | 16,016 | 19,504 | 19,974 | 4,191 | 213  
|2019                                                                                                                              | 7     | 116   | 680   | 1,054 | 4,917 | 4,864 | 3,778  | 14,752 | 18,005 | 15,835 | 2,266 | 1    
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|2020                                                                                                                              | 2     | 102   | 2     | 315   | 5,645 | 5,842 | 3,112  | 12,526 | 14,936 | 14,561 | 8,566 | 1    
|2021                                                                                                                              | 1     | 5     | 5     | 165   | 3,279 | 4,726 | 3,364  | 12,818 | 16,486 | 16,607 | 8,753 | 1,071
|2022                                                                                                                              | 1     | 3     | 5     | 18    | 1,241 | 3,398 | 3,534  | 11,221 | 17,235 | 17,648 | 9,039 | 528  
|2023                                                                                                                              | 1     | 4     | 10    | 178   | 2,811 | 4,259 | 1,831  | 12,047 | 16,991 | 16,033 | 9,683 | 822  
|2024                                                                                                                              | 22    | 4     | 5     | 1     | 2,431 |       |        |        |        |        |       |      
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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: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024