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|View History: Monthly Download Data (XLS File)                      
|View History: Monthly                                                
|View History: Monthly                                                
|View History:                                                        
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|Michigan Natural Gas Underground Storage Volume  (Million Cubic Feet)
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|Michigan 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    
|--------------------------------------------------------------------------------------------------------------------------------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | --------- | --------- | --------- | -------
|1990                                                                                                                              | 706,889 | 648,325 | 624,515 | 616,656 | 665,124 | 729,161 | 807,726 | 878,119 | 930,596   | 949,922   | 938,864   | 867,940
|1991                                                                                                                              | 743,402 | 679,102 | 654,930 | 682,092 | 729,387 | 786,753 | 845,224 | 891,823 | 911,554   | 952,843   | 894,499   | 818,602
|1992                                                                                                                              | 733,877 | 658,347 | 592,859 | 592,608 | 637,515 | 705,740 | 780,590 | 849,043 | 917,537   | 946,090   | 899,631   | 810,348
|1993                                                                                                                              | 710,139 | 607,908 | 543,589 | 559,454 | 637,732 | 723,706 | 807,040 | 889,450 | 955,444   | 989,143   | 937,100   | 847,136
|1994                                                                                                                              | 702,694 | 613,074 | 582,416 | 623,584 | 696,448 | 770,914 | 845,328 | 922,211 | 987,829   | 1,019,096 | 999,421   | 936,290
|                                                                                                                                 
|1995                                                                                                                              | 830,235 | 717,515 | 666,164 | 665,004 | 718,094 | 783,569 | 857,995 | 914,295 | 966,578   | 998,665   | 931,432   | 813,622
|1996                                                                                                                              | 682,001 | 600,040 | 548,547 | 562,747 | 620,636 | 699,196 | 779,320 | 861,783 | 942,818   | 991,873   | 931,109   | 847,824
|1997                                                                                                                              | 725,969 | 655,026 | 601,810 | 621,215 | 668,730 | 752,234 | 829,289 | 902,596 | 967,497   | 1,001,205 | 948,913   | 863,244
|1998                                                                                                                              | 779,584 | 733,607 | 677,549 | 709,282 | 778,919 | 857,910 | 909,051 | 961,359 | 991,388   | 1,018,402 | 999,716   | 938,837
|1999                                                                                                                              | 820,514 | 762,993 | 718,571 | 742,806 | 797,542 | 855,662 | 906,952 | 965,072 | 1,016,160 | 1,040,824 | 1,078,426 | 969,417
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|2000                                                                                                                              | 814,153 | 734,536 | 689,991 | 699,339 | 747,631 | 792,317 | 842,059 | 895,005 | 942,400   | 979,043   | 925,126   | 786,162
|2001                                                                                                                              | 690,084 | 618,587 | 567,657 | 596,736 | 667,094 | 737,231 | 815,683 | 894,857 | 967,723   | 1,012,616 | 1,020,665 | 955,324
|2002                                                                                                                              | 870,881 | 797,868 | 723,454 | 733,893 | 773,411 | 831,559 | 883,057 | 937,190 | 973,641   | 982,650   | 936,665   | 839,268
|2003                                                                                                                              | 675,995 | 546,261 | 503,517 | 524,195 | 595,320 | 679,783 | 772,179 | 845,580 | 919,702   | 972,042   | 934,822   | 853,446
|2004                                                                                                                              | 701,220 | 602,284 | 558,129 | 594,472 | 659,888 | 729,475 | 811,647 | 888,928 | 943,911   | 984,882   | 971,231   | 870,266
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|2005                                                                                                                              | 739,404 | 659,949 | 592,022 | 627,612 | 688,190 | 747,613 | 807,578 | 860,339 | 918,640   | 958,337   | 943,694   | 832,345
|2006                                                                                                                              | 789,334 | 708,924 | 664,646 | 710,479 | 779,561 | 858,399 | 899,446 | 935,297 | 987,563   | 998,690   | 991,977   | 942,457
|2007                                                                                                                              | 852,030 | 696,236 | 666,788 | 684,136 | 757,322 | 830,943 | 898,659 | 942,699 | 989,863   | 1,023,987 | 991,899   | 892,266
|2008                                                                                                                              | 764,469 | 644,223 | 586,524 | 635,258 | 707,876 | 783,548 | 863,733 | 937,875 | 992,361   | 1,019,826 | 984,347   | 864,585
|2009                                                                                                                              | 722,456 | 649,536 | 624,123 | 665,813 | 740,243 | 823,435 | 902,037 | 964,754 | 1,019,500 | 1,044,160 | 1,039,431 | 935,621
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|2010                                                                                                                              | 788,275 | 699,014 | 685,117 | 742,891 | 793,778 | 848,467 | 891,301 | 936,261 | 996,317   | 1,040,527 | 1,012,648 | 894,786
|2011                                                                                                                              | 767,423 | 670,702 | 629,183 | 660,463 | 722,114 | 787,542 | 847,584 | 915,602 | 986,076   | 1,036,635 | 1,022,741 | 966,126
|2012                                                                                                                              | 874,166 | 805,601 | 796,455 | 829,637 | 875,130 | 913,305 | 943,373 | 988,116 | 1,033,464 | 1,047,088 | 1,007,932 | 951,848
|2013                                                                                                                              | 829,804 | 725,794 | 635,260 | 644,343 | 707,005 | 776,955 | 839,963 | 906,927 | 972,307   | 1,003,090 | 949,217   | 811,824
|2014                                                                                                                              | 639,139 | 509,504 | 451,208 | 487,850 | 573,581 | 671,495 | 768,765 | 861,239 | 940,009   | 985,762   | 934,560   | 887,228
|                                                                                                                                 
|2015                                                                                                                              | 748,269 | 571,789 | 510,184 | 553,191 | 635,338 | 717,826 | 792,764 | 874,549 | 950,215   | 1,007,582 | 1,004,079 | 972,600
|2016                                                                                                                              | 864,273 | 783,620 | 753,579 | 767,453 | 832,933 | 885,620 | 921,419 | 958,078 | 1,012,823 | 1,042,621 | 1,025,591 | 916,960
|2017                                                                                                                              | 808,243 | 760,956 | 697,375 | 737,284 | 792,482 | 849,814 | 888,562 | 943,020 | 995,360   | 1,029,998 | 990,686   | 869,360
|2018                                                                                                                              | 707,822 | 600,479 | 522,581 | 506,865 | 582,158 | 658,196 | 734,570 | 808,867 | 874,195   | 928,904   | 884,766   | 825,808
|2019                                                                                                                              | 686,986 | 571,685 | 505,839 | 551,914 | 638,747 | 732,696 | 813,764 | 890,712 | 977,074   | 1,027,567 | 972,859   | 899,341
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|2020                                                                                                                              | 810,948 | 715,634 | 688,569 | 734,691 | 814,097 | 884,310 | 929,924 | 979,180 | 1,029,563 | 1,034,946 | 1,024,805 | 920,780
|2021                                                                                                                              | 800,762 | 649,109 | 626,793 | 672,723 | 738,099 | 799,284 | 855,651 | 907,690 | 971,903   | 1,012,289 | 953,155   | 882,867
|2022                                                                                                                              | 700,549 | 579,744 | 540,659 | 571,975 | 653,091 | 732,319 | 790,279 | 857,704 | 935,776   | 989,416   | 963,887   | 850,715
|2023                                                                                                                              | 765,104 | 698,511 | 644,575 | 709,145 | 788,239 | 858,510 | 908,145 | 948,984 | 1,004,047 | 1,036,896 | 1,004,129 | 950,419
|2024                                                                                                                              | 803,492 | 754,098 |         |         |         |         |         |         |           |           |           |        
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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: 4/30/2024                                                                                                          
|Next Release Date: 5/31/2024