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|View History: Monthly Download Data (XLS File)                         
|View History: Monthly                                                   
|View History: Monthly                                                   
|View History:                                                           
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|Ohio Natural Gas in Underground Storage (Base Gas)  (Million Cubic Feet)
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|Ohio Natural Gas in Underground Storage (Base Gas)  (Million Cubic Feet)
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|Year                                                                                                                              | Jan     | Feb     | Mar     | Apr     | May     | Jun     | Jul     | Aug     | Sep     | Oct     | Nov     | Dec    
|--------------------------------------------------------------------------------------------------------------------------------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | -------
|1990                                                                                                                              | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 338,916 | 336,243 | 331,979
|1991                                                                                                                              | 357,743 | 357,743 | 357,743 | 357,674 | 351,476 | 357,598 | 357,566 | 357,743 | 357,743 | 357,743 | 357,743 | 357,743
|1992                                                                                                                              | 357,689 | 357,689 | 356,333 | 355,927 | 356,779 | 356,747 | 356,880 | 357,810 | 357,808 | 357,856 | 357,856 | 358,966
|1993                                                                                                                              | 358,966 | 357,823 | 354,044 | 354,688 | 357,895 | 358,113 | 358,082 | 358,926 | 358,924 | 358,966 | 358,966 | 358,966
|1994                                                                                                                              | 358,966 | 358,966 | 356,018 | 355,988 | 355,957 | 358,034 | 358,005 | 358,858 | 358,965 | 358,966 | 358,966 | 357,046
|                                                                                                                                 
|1995                                                                                                                              | 357,046 | 357,046 | 356,210 | 355,761 | 355,728 | 355,718 | 352,486 | 353,468 | 353,824 | 353,824 | 353,824 | 353,824
|1996                                                                                                                              | 353,824 | 353,824 | 343,688 | 342,060 | 342,026 | 347,878 | 347,852 | 348,275 | 349,224 | 349,901 | 349,901 | 349,901
|1997                                                                                                                              | 350,419 | 350,419 | 349,902 | 350,783 | 350,756 | 350,722 | 350,699 | 352,031 | 352,709 | 352,910 | 352,910 | 352,910
|1998                                                                                                                              | 352,680 | 352,580 | 352,603 | 350,943 | 350,918 | 350,887 | 350,901 | 352,680 | 352,680 | 352,680 | 352,680 | 352,680
|1999                                                                                                                              | 352,275 | 352,004 | 351,623 | 350,966 | 350,934 | 350,909 | 350,884 | 350,918 | 352,004 | 352,028 | 352,028 | 352,028
|                                                                                                                                 
|2000                                                                                                                              | 349,978 | 349,978 | 350,678 | 349,768 | 349,737 | 349,704 | 349,691 | 349,715 | 350,664 | 350,678 | 350,678 | 350,678
|2001                                                                                                                              | 350,678 | 349,004 | 344,375 | 344,098 | 344,076 | 344,048 | 344,034 | 344,375 | 344,375 | 344,375 | 344,375 | 344,375
|2002                                                                                                                              | 344,375 | 344,375 | 345,275 | 344,785 | 344,062 | 344,043 | 344,210 | 344,331 | 345,455 | 345,455 | 345,455 | 345,455
|2003                                                                                                                              | 346,621 | 348,400 | 348,309 | 347,790 | 347,765 | 347,732 | 347,707 | 347,898 | 348,821 | 348,821 | 348,371 | 348,371
|2004                                                                                                                              | 348,121 | 347,992 | 346,430 | 345,561 | 345,514 | 345,488 | 345,460 | 346,462 | 347,534 | 347,960 | 348,121 | 348,112
|                                                                                                                                 
|2005                                                                                                                              | 347,213 | 347,213 | 346,009 | 345,823 | 345,800 | 345,777 | 346,399 | 347,128 | 347,128 | 347,128 | 347,213 | 347,213
|2006                                                                                                                              | 347,213 | 346,984 | 346,502 | 346,489 | 346,740 | 346,864 | 346,989 | 347,116 | 347,213 | 347,213 | 347,213 | 347,213
|2007                                                                                                                              | 347,213 | 347,171 | 346,073 | 345,251 | 345,250 | 345,250 | 345,250 | 345,890 | 345,890 | 346,390 | 346,390 | 346,390
|2008                                                                                                                              | 346,390 | 346,243 | 346,158 | 346,141 | 346,114 | 346,117 | 346,108 | 346,219 | 346,213 | 346,326 | 346,317 | 346,308
|2009                                                                                                                              | 346,299 | 346,291 | 347,282 | 346,265 | 347,269 | 347,269 | 348,309 | 348,309 | 348,309 | 348,164 | 348,164 | 348,155
|                                                                                                                                 
|2010                                                                                                                              | 348,147 | 348,140 | 348,011 | 348,038 | 348,017 | 347,975 | 347,937 | 347,899 | 348,071 | 348,061 | 348,052 | 344,957
|2011                                                                                                                              | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 344,957 | 342,957
|2012                                                                                                                              | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957
|2013                                                                                                                              | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 342,957 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158
|2014                                                                                                                              | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158
|                                                                                                                                 
|2015                                                                                                                              | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158
|2016                                                                                                                              | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 340,158 | 342,918
|2017                                                                                                                              | 342,918 | 342,918 | 342,918 | 342,918 | 342,918 | 321,618 | 321,618 | 321,618 | 321,618 | 321,618 | 321,618 | 321,618
|2018                                                                                                                              | 321,618 | 321,618 | 321,558 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358
|2019                                                                                                                              | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,358 | 321,649 | 321,649
|                                                                                                                                 
|2020                                                                                                                              | 321,649 | 321,649 | 321,649 | 322,479 | 323,649 | 323,649 | 323,649 | 324,621 | 325,728 | 326,366 | 327,125 | 326,264
|2021                                                                                                                              | 326,264 | 326,264 | 326,264 | 326,264 | 326,357 | 326,357 | 326,409 | 326,409 | 326,698 | 327,119 | 327,553 | 328,730
|2022                                                                                                                              | 328,730 | 328,730 | 328,730 | 328,730 | 328,730 | 328,730 | 328,730 | 328,968 | 328,968 | 328,968 | 329,051 | 333,051
|2023                                                                                                                              | 333,051 | 333,051 | 333,051 | 333,051 | 333,051 | 333,285 | 333,285 | 333,285 | 333,285 | 333,285 | 333,285 | 333,285
|2024                                                                                                                              | 333,285 | 333,274 | 333,263 | 333,255 | 333,249 |         |         |         |         |         |         |        
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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