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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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|California Natural Gas Underground Storage Capacity  (Million Cubic Feet)
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|California 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                                                                                                                              | 388,480 | 475,720 | 475,720 | 475,720 | 475,720 | 475,720 | 475,720 | 475,720 | 475,720 | 475,720 | 474,920 | 474,920
|2003                                                                                                                              | 474,920 | 474,920 | 474,920 | 474,920 | 474,920 | 478,995 | 478,995 | 478,995 | 478,995 | 478,995 | 478,995 | 478,995
|2004                                                                                                                              | 478,995 | 478,995 | 478,995 | 478,995 | 478,995 | 478,995 | 486,095 | 446,095 | 446,095 | 454,095 | 454,095 | 454,095
|                                                                                                                                 
|2005                                                                                                                              | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095
|2006                                                                                                                              | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 474,095 | 481,095 | 481,095 | 481,095 | 484,726 | 484,726 | 484,726
|2007                                                                                                                              | 484,726 | 484,726 | 484,726 | 484,726 | 484,726 | 484,726 | 484,726 | 484,726 | 484,711 | 476,711 | 476,711 | 476,711
|2008                                                                                                                              | 476,711 | 476,711 | 476,711 | 476,711 | 476,711 | 476,711 | 476,711 | 476,711 | 476,711 | 477,911 | 488,911 | 488,911
|2009                                                                                                                              | 488,911 | 488,911 | 488,911 | 488,911 | 499,711 | 499,711 | 499,711 | 499,711 | 499,711 | 499,711 | 499,711 | 513,005
|                                                                                                                                 
|2010                                                                                                                              | 513,005 | 513,005 | 513,005 | 513,005 | 513,005 | 513,005 | 513,005 | 513,005 | 524,505 | 524,505 | 524,505 | 542,511
|2011                                                                                                                              | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511 | 542,511
|2012                                                                                                                              | 570,511 | 570,511 | 570,511 | 582,911 | 586,411 | 586,411 | 586,411 | 586,411 | 592,411 | 592,411 | 592,411 | 592,411
|2013                                                                                                                              | 592,711 | 592,711 | 592,711 | 592,711 | 592,711 | 592,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711
|2014                                                                                                                              | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711 | 599,711
|                                                                                                                                 
|2015                                                                                                                              | 603,012 | 603,012 | 603,012 | 603,012 | 603,012 | 603,012 | 603,012 | 603,012 | 603,012 | 601,808 | 601,808 | 601,808
|2016                                                                                                                              | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 601,808 | 602,008
|2017                                                                                                                              | 602,008 | 602,008 | 602,008 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808
|2018                                                                                                                              | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808 | 603,808
|2019                                                                                                                              | 603,808 | 603,808 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048
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|2020                                                                                                                              | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048
|2021                                                                                                                              | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048
|2022                                                                                                                              | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048
|2023                                                                                                                              | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 | 604,048
|2024                                                                                                                              | 604,048 | 604,048 | 604,048 | 604,048 | 604,048 |         |         |         |         |         |         |        
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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