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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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|West Virginia Natural Gas Underground Storage Capacity  (Million Cubic Feet)
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|West Virginia Natural Gas Underground Storage Capacity  (Million Cubic Feet)
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|Year                                                                                                                              | Jan     | Feb     | Mar     | Apr     | May     | Jun     | Jul     | Aug     | Sep     | Oct     | Nov     | Dec    
|--------------------------------------------------------------------------------------------------------------------------------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | -------
|2002                                                                                                                              | 733,126 | 733,126 | 733,126 | 733,126 | 733,126 | 733,126 | 496,796 | 496,796 | 496,796 | 496,796 | 497,996 | 497,996
|2003                                                                                                                              | 497,996 | 497,996 | 497,996 | 497,996 | 497,996 | 509,836 | 509,836 | 509,836 | 509,836 | 509,758 | 494,458 | 494,458
|2004                                                                                                                              | 492,025 | 492,025 | 492,025 | 492,025 | 492,025 | 492,025 | 492,025 | 492,025 | 492,025 | 510,827 | 510,827 | 510,827
|                                                                                                                                 
|2005                                                                                                                              | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827
|2006                                                                                                                              | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 510,827 | 512,377 | 512,377 | 512,377
|2007                                                                                                                              | 512,377 | 512,377 | 541,977 | 541,977 | 541,977 | 541,977 | 541,977 | 541,977 | 543,016 | 543,016 | 543,016 | 543,016
|2008                                                                                                                              | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 543,016 | 536,702 | 536,702
|2009                                                                                                                              | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 536,702 | 531,456
|                                                                                                                                 
|2010                                                                                                                              | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456
|2011                                                                                                                              | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,456 | 531,480 | 531,480 | 531,480
|2012                                                                                                                              | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324 | 524,324
|2013                                                                                                                              | 524,324 | 524,332 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337 | 524,337
|2014                                                                                                                              | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637 | 528,637
|                                                                                                                                 
|2015                                                                                                                              | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837
|2016                                                                                                                              | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 528,837 | 530,837
|2017                                                                                                                              | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837
|2018                                                                                                                              | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837 | 530,837
|2019                                                                                                                              | 530,837 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706
|                                                                                                                                 
|2020                                                                                                                              | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706
|2021                                                                                                                              | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706 | 531,706
|2022                                                                                                                              | 531,706 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175
|2023                                                                                                                              | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 | 533,175
|2024                                                                                                                              | 533,175 | 533,175 | 533,175 | 533,175 | 533,175 |         |         |         |         |         |         |        
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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