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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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|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1960's                                                                                                                            |        |        |        |        |        |        |        | 49,603 | 57,082 | 43,037
|1970's                                                                                                                            | 46,301 | 53,186 | 53,137 | 57,011 | 56,505 | 59,065 | 55,005 | 71,002 | 68,772 | 70,967
|1980's                                                                                                                            | 61,413 | 48,918 | 61,121 | 49,523 | 44,355 | 64,993 | 52,084 | 45,128 | 55,076 | 58,386
|1990's                                                                                                                            | 44,471 | 57,278 | 65,818 | 64,184 | 70,926 | 70,785 | 61,060 | 61,132 | 70,001 | 73,398
|2000's                                                                                                                            | 69,893 | 80,546 | 66,202 | 67,017 | 70,097 | 66,827 | 68,750 | 70,329 | 70,022 | 79,012
|2010's                                                                                                                            | 76,407 | 77,783 | 66,774 | 71,793 | 80,866 | 71,767 | 65,836 | 66,933 | 69,569 | 66,275
|2020's                                                                                                                            | 65,609 | 67,280 | 63,871 | 64,669 |        |        |        |        |        |       
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 5/31/2024                                                                                                          
|Next Release Date: 6/28/2024