|                                                                                                                       
|-----------------------------------------------------------------------------------------------------------------------
|                                                                                                                       
|View History: Monthly Download Data (XLS File)                                                                        
|View History: Monthly                                                                                                  
|View History: Monthly                                                                                                  
|View History:                                                                                                          
|                                                                                                                       
|Michigan Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Million Cubic Feet)
|                                                                                                                       
|                                                                                                                       
|Michigan Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Million Cubic Feet)
|                                                                                                                       

|Year                                                                                                                              | Jan      | Feb      | Mar      | Apr      | May      | Jun      | Jul      | Aug      | Sep      | Oct      | Nov      | Dec     
|--------------------------------------------------------------------------------------------------------------------------------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | --------
|1990                                                                                                                              | -46,336  | -12,518  | 16,386   | 37,537   | 39,350   | 53,475   | 75,155   | 66,399   | 51,354   | 56,272   | 78,572   | 103,458 
|1991                                                                                                                              | 37,515   | 32,421   | 33,438   | 66,819   | 45,861   | 39,009   | 20,626   | -3,335   | -36,217  | -14,370  | -61,674  | -66,823 
|1992                                                                                                                              | -28,428  | -40,296  | -82,921  | -108,640 | -91,199  | -80,473  | -64,200  | -42,476  | 6,226    | -6,558   | 5,238    | -8,047  
|1993                                                                                                                              | -24,044  | -50,720  | -46,230  | -30,890  | -2,151   | 10,891   | 18,951   | 32,973   | 30,570   | 35,656   | 29,996   | 29,256  
|1994                                                                                                                              | -14,259  | -863     | 29,447   | 55,468   | 54,681   | 47,879   | 39,379   | 33,787   | 33,353   | 30,952   | 63,383   | 90,351  
|                                                                                                                                 
|1995                                                                                                                              | 128,802  | 104,986  | 84,297   | 42,019   | 22,263   | 13,284   | 13,257   | -9,804   | -23,078  | -21,919  | -68,301  | -123,990
|1996                                                                                                                              | -149,332 | -118,974 | -118,067 | -102,965 | -97,954  | -84,593  | -78,567  | -49,738  | -22,914  | -6,286   | -1,039   | 34,348  
|1997                                                                                                                              | 44,315   | 55,911   | 52,821   | 57,900   | 47,257   | 43,106   | 39,718   | 30,213   | 16,407   | 872      | 9,447    | 15,843  
|1998                                                                                                                              | 53,314   | 77,644   | 75,080   | 87,746   | 109,785  | 116,378  | 88,018   | 67,227   | 32,303   | 25,915   | 59,534   | 75,832  
|1999                                                                                                                              | 47,292   | 36,151   | -7,612   | -14,982  | -29,723  | -52,925  | -50,329  | -44,470  | -23,742  | -26,154  | 23,482   | -23,977 
|                                                                                                                                 
|2000                                                                                                                              | -61,469  | -82,781  | -27,424  | -43,210  | -49,672  | -62,173  | -63,589  | -68,705  | -72,449  | -60,462  | -145,365 | -175,111
|2001                                                                                                                              | -78,050  | -113,267 | -111,897 | -85,475  | -67,522  | -40,412  | -17,813  | 8,331    | 33,740   | 41,926   | 103,814  | 176,527 
|2002                                                                                                                              | 185,614  | 186,478  | 154,642  | 134,717  | 102,939  | 88,561   | 67,576   | 42,531   | 19,408   | -16,455  | -70,456  | -103,051
|2003                                                                                                                              | -180,026 | -232,666 | -195,273 | -189,389 | -162,571 | -136,265 | -95,366  | -78,321  | -54,150  | -10,841  | 15,090   | 32,314  
|2004                                                                                                                              | 32,429   | 62,415   | 66,315   | 85,084   | 81,577   | 67,939   | 54,889   | 65,073   | 61,922   | 52,373   | 61,511   | 60,005  
|                                                                                                                                 
|2005                                                                                                                              | 82,112   | 98,344   | 72,003   | 72,586   | 70,289   | 57,892   | 36,111   | 7,490    | -4,983   | -8,074   | -12,066  | -40,748 
|2006                                                                                                                              | 47,235   | 46,280   | 69,838   | 80,172   | 88,671   | 97,447   | 80,929   | 64,019   | 57,990   | 29,420   | 37,350   | 100,707 
|2007                                                                                                                              | 53,282   | -22,103  | -7,273   | -33,782  | -29,678  | -23,262  | 3,407    | 9,915    | 4,588    | 27,375   | 1,850    | -48,622 
|2008                                                                                                                              | -84,243  | -48,702  | -78,039  | -49,498  | -52,109  | -50,608  | -37,835  | -5,833   | 1,713    | -4,736   | -7,977   | -30,680 
|2009                                                                                                                              | -46,703  | 628      | 34,001   | 27,827   | 31,681   | 34,967   | 33,079   | 21,435   | 21,567   | 18,762   | 49,512   | 68,186  
|                                                                                                                                 
|2010                                                                                                                              | 62,488   | 45,621   | 57,137   | 73,221   | 49,678   | 25,959   | -9,808   | -27,564  | -22,126  | -2,576   | -25,726  | -41,795 
|2011                                                                                                                              | -21,384  | -28,315  | -55,486  | -82,432  | -71,621  | -60,929  | -43,721  | -20,663  | -10,247  | -3,896   | 10,089   | 71,336  
|2012                                                                                                                              | 106,740  | 134,897  | 167,202  | 168,910  | 152,752  | 125,500  | 95,525   | 72,251   | 47,125   | 10,190   | -15,072  | -14,542 
|2013                                                                                                                              | -44,624  | -80,071  | -160,821 | -185,658 | -168,489 | -136,714 | -103,774 | -81,553  | -61,522  | -44,363  | -59,080  | -140,387
|2014                                                                                                                              | -191,028 | -215,987 | -177,433 | -154,312 | -125,855 | -97,890  | -63,628  | -38,119  | -24,580  | -9,609   | -6,939   | 83,122  
|                                                                                                                                 
|2015                                                                                                                              | 116,849  | 69,635   | 59,986   | 71,789   | 62,817   | 47,390   | 25,058   | 21,959   | 18,206   | 31,809   | 79,508   | 95,361  
|2016                                                                                                                              | 125,998  | 221,529  | 252,480  | 223,347  | 206,679  | 176,879  | 137,739  | 85,023   | 64,603   | 33,156   | 19,629   | -57,524 
|2017                                                                                                                              | -57,918  | -24,552  | -58,093  | -32,058  | -42,339  | -37,694  | -34,746  | -16,946  | -19,351  | -12,622  | -34,904  | -47,599 
|2018                                                                                                                              | -100,421 | -160,477 | -174,794 | -228,269 | -210,324 | -191,619 | -153,991 | -134,153 | -121,165 | -101,094 | -105,920 | -43,552 
|2019                                                                                                                              | -20,827  | -28,785  | -14,746  | 42,908   | 56,598   | 74,509   | 79,202   | 81,854   | 102,888  | 98,671   | 88,102   | 73,543  
|                                                                                                                                 
|2020                                                                                                                              | 123,962  | 143,949  | 180,977  | 182,776  | 175,350  | 151,614  | 116,160  | 88,468   | 52,489   | 7,379    | 51,945   | 21,439  
|2021                                                                                                                              | -10,186  | -66,056  | -61,026  | -61,963  | -75,998  | -85,026  | -74,273  | -71,490  | -57,660  | -22,657  | -71,650  | -37,913 
|2022                                                                                                                              | -100,212 | -68,751  | -84,764  | -102,420 | -87,772  | -70,380  | -68,788  | -53,402  | -39,543  | -26,289  | 7,317    | -35,568 
|2023                                                                                                                              | 61,139   | 114,268  | 99,623   | 135,960  | 134,919  | 126,539  | 118,345  | 91,890   | 69,049   | 48,104   | 40,865   | 100,454 
|2024                                                                                                                              | 39,574   | 56,778   | 81,601   | 78,521   | 75,519   |          |          |          |          |          |          |         
|                                                                                                                                 
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
|                                                                                                                                 
|Release Date: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024