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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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|Colorado Natural Gas Underground Storage Capacity  (Million Cubic Feet)
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|Colorado 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                                                                                                                              | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 100,227
|2003                                                                                                                              | 100,227 | 100,227 | 100,227 | 100,227 | 100,227 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055
|2004                                                                                                                              | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055
|                                                                                                                                 
|2005                                                                                                                              | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055
|2006                                                                                                                              | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 101,055 | 98,068  | 98,068  | 98,068 
|2007                                                                                                                              | 93,474  | 93,474  | 93,474  | 93,474  | 93,474  | 93,474  | 93,474  | 93,474  | 98,068  | 98,068  | 98,068  | 98,068 
|2008                                                                                                                              | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068 
|2009                                                                                                                              | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 98,068  | 108,768 | 108,768 | 108,768 | 105,768
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|2010                                                                                                                              | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768
|2011                                                                                                                              | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768 | 105,768
|2012                                                                                                                              | 105,858 | 105,858 | 105,858 | 123,058 | 123,058 | 123,058 | 123,058 | 123,058 | 123,058 | 123,058 | 124,253 | 124,253
|2013                                                                                                                              | 122,982 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086
|2014                                                                                                                              | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 122,086 | 127,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186
|                                                                                                                                 
|2015                                                                                                                              | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186
|2016                                                                                                                              | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186 | 130,186
|2017                                                                                                                              | 130,186 | 130,186 | 130,186 | 139,486 | 139,486 | 139,486 | 139,486 | 139,486 | 139,486 | 139,486 | 139,486 | 139,627
|2018                                                                                                                              | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 139,627 | 140,407
|2019                                                                                                                              | 140,407 | 140,407 | 140,407 | 140,407 | 140,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407
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|2020                                                                                                                              | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407
|2021                                                                                                                              | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407
|2022                                                                                                                              | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407
|2023                                                                                                                              | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 | 141,407
|2024                                                                                                                              | 141,407 | 141,407 | 141,407 | 141,407 | 141,407 |         |         |         |         |         |         |        
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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