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|View History: Monthly Download Data (XLS File)                        
|View History: Monthly                                                  
|View History: Monthly                                                  
|View History:                                                          
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|California Natural Gas Underground Storage Volume  (Million Cubic Feet)
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|California Natural Gas Underground Storage Volume  (Million Cubic Feet)
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|Year                                                                                                                              | Jan     | Feb     | Mar     | Apr     | May     | Jun     | Jul     | Aug     | Sep     | Oct     | Nov     | Dec    
|--------------------------------------------------------------------------------------------------------------------------------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | ------- | -------
|1990                                                                                                                              | 369,842 | 350,519 | 355,192 | 376,146 | 401,513 | 414,633 | 418,894 | 421,696 | 426,235 |         | 440,326 | 397,785
|1991                                                                                                                              | 376,267 | 376,879 | 359,926 | 380,826 | 407,514 | 431,831 | 445,387 | 448,286 | 448,383 | 448,081 | 441,485 | 417,177
|1992                                                                                                                              | 374,166 | 357,388 | 341,665 | 355,718 | 382,516 | 404,547 | 418,501 | 431,069 | 445,438 | 455,642 | 446,085 | 390,868
|1993                                                                                                                              | 357,095 | 337,817 | 348,097 | 356,320 | 385,972 | 399,994 | 423,027 | 433,552 | 448,573 | 461,473 | 446,120 | 411,943
|1994                                                                                                                              | 372,605 | 328,438 | 327,546 | 346,463 | 374,574 | 394,821 | 412,465 | 421,818 | 438,754 | 450,997 | 434,260 | 408,636
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|1995                                                                                                                              | 377,660 | 373,010 | 365,068 | 362,271 | 388,641 | 414,650 | 428,646 | 426,927 | 442,131 | 460,286 | 462,316 | 436,346
|1996                                                                                                                              | 389,057 | 363,776 | 362,485 | 374,571 | 398,297 | 408,190 | 401,353 | 386,216 | 393,192 | 399,734 | 402,777 | 387,246
|1997                                                                                                                              | 348,827 | 329,084 | 329,525 | 348,745 | 372,793 | 395,983 | 407,385 | 415,816 | 422,632 | 434,477 | 431,717 | 373,272
|1998                                                                                                                              | 343,426 | 316,369 | 318,620 | 329,330 | 358,542 | 386,035 | 395,470 | 402,710 | 412,797 | 436,711 | 446,720 | 417,893
|1999                                                                                                                              | 394,117 | 375,632 | 362,127 | 364,691 | 390,630 | 411,370 | 422,570 | 419,653 | 429,427 | 434,267 | 438,980 | 415,817
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|2000                                                                                                                              | 388,507 | 366,646 | 369,797 | 389,685 | 400,652 | 407,441 | 406,961 | 387,612 | 388,878 | 399,108 | 371,832 | 365,090
|2001                                                                                                                              | 326,051 | 305,841 | 320,671 | 338,037 | 365,495 | 402,460 | 423,495 | 433,333 | 447,989 | 463,386 | 463,485 | 431,337
|2002                                                                                                                              | 387,580 | 382,679 | 377,414 | 412,152 | 425,928 | 438,803 | 445,876 | 445,252 | 450,289 | 458,427 | 461,213 | 419,123
|2003                                                                                                                              | 383,534 | 333,947 | 321,818 | 335,220 | 363,079 | 393,372 | 406,368 | 416,257 | 437,575 | 458,072 | 453,558 | 417,755
|2004                                                                                                                              | 364,121 | 321,249 | 328,460 | 354,765 | 390,116 | 421,048 | 430,695 | 428,457 | 443,777 | 446,026 | 437,693 | 411,903
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|2005                                                                                                                              | 375,757 | 349,890 | 355,527 | 380,825 | 414,616 | 438,347 | 443,050 | 438,428 | 449,555 | 468,896 | 466,157 | 437,994
|2006                                                                                                                              | 414,660 | 384,254 | 357,991 | 380,026 | 410,818 | 427,417 | 421,693 | 428,999 | 452,146 | 469,460 | 464,428 | 424,654
|2007                                                                                                                              | 363,358 | 335,807 | 354,464 | 386,788 | 424,976 | 450,181 | 452,790 | 435,208 | 448,806 | 470,456 | 473,563 | 420,965
|2008                                                                                                                              | 335,288 | 298,263 | 310,805 | 337,448 | 379,738 | 414,513 | 439,181 | 446,054 | 469,128 | 484,264 | 490,172 | 444,304
|2009                                                                                                                              | 418,248 | 392,275 | 400,296 | 428,117 | 464,049 | 486,083 | 480,041 | 476,869 | 490,996 | 508,754 | 512,703 | 459,072
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|2010                                                                                                                              | 410,782 | 382,353 | 389,793 | 420,574 | 463,996 | 495,001 | 498,547 | 488,809 | 495,562 | 519,512 | 510,759 | 482,229
|2011                                                                                                                              | 414,318 | 356,530 | 364,258 | 386,976 | 422,541 | 460,383 | 485,711 | 492,200 | 510,946 | 542,012 | 551,980 | 503,454
|2012                                                                                                                              | 481,943 | 469,503 | 468,650 | 494,517 | 526,116 | 553,108 | 561,316 | 541,393 | 546,330 | 572,024 | 579,382 | 552,779
|2013                                                                                                                              | 488,193 | 470,423 | 478,041 | 494,687 | 526,990 | 548,682 | 551,855 | 553,972 | 563,219 | 571,415 | 554,370 | 466,096
|2014                                                                                                                              | 402,248 | 327,260 | 319,654 | 357,020 | 405,273 | 446,439 | 467,383 | 489,435 | 501,754 | 528,938 | 526,047 | 511,310
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|2015                                                                                                                              | 472,394 | 474,968 | 479,288 | 495,755 | 521,215 | 531,554 | 540,076 | 538,318 | 544,899 | 563,608 | 557,909 | 513,822
|2016                                                                                                                              | 473,606 | 466,313 | 471,118 | 488,378 | 500,458 | 508,224 | 507,437 | 503,188 | 506,570 | 515,162 | 513,225 | 469,490
|2017                                                                                                                              | 419,269 | 414,969 | 432,241 | 448,380 | 471,827 | 485,761 | 492,587 | 491,444 | 503,607 | 508,036 | 501,806 | 463,905
|2018                                                                                                                              | 421,917 | 396,314 | 385,850 | 404,477 | 433,559 | 452,033 | 443,657 | 443,337 | 455,488 | 455,852 | 444,742 | 411,675
|2019                                                                                                                              | 381,047 | 330,263 | 331,705 | 370,787 | 416,313 | 455,772 | 467,223 | 473,485 | 486,960 | 488,276 | 475,732 | 439,787
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|2020                                                                                                                              | 409,206 | 410,444 | 414,350 | 436,441 | 473,721 | 498,428 | 501,420 | 496,068 | 506,742 | 510,743 | 506,221 | 478,105
|2021                                                                                                                              | 460,947 | 424,085 | 415,626 | 440,061 | 475,393 | 492,179 | 486,786 | 485,215 | 488,689 | 495,248 | 503,794 | 466,219
|2022                                                                                                                              | 445,781 | 427,092 | 431,904 | 447,727 | 466,971 | 488,292 | 496,673 | 485,335 | 488,030 | 486,483 | 464,030 | 417,765
|2023                                                                                                                              | 387,977 | 355,556 | 346,571 | 373,777 | 415,345 | 460,723 | 477,307 | 493,349 | 517,761 | 523,903 | 531,008 | 521,272
|2024                                                                                                                              | 478,050 | 476,116 |         |         |         |         |         |         |         |         |         |        
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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: 4/30/2024                                                                                                          
|Next Release Date: 5/31/2024