Washington Natural Gas Underground Storage Volume (Million Cubic Feet)

View History:

Monthly

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1990	30,182	26,557	24,604	23,665	1,893	26,305	29,242	32,180	33,249	33,454	33,535	30,308
1991	27,857	27,753	24,809	27,642	29,164	31,880	34,018	33,957	33,952	32,912	33,952	33,494
1992	31,565	28,585	28,004	27,127	28,479	29,654	30,679	32,137	33,333	32,774	32,112	28,315
1993	24,875	21,529	22,758	23,761	28,291	29,157	31,305	31,925	34,308	32,148	28,367	30,074
1994	28,472	23,999	23,565	25,667	28,271	30,036	31,845	32,296	33,429	33,646	33,258	31,684

1995	29,550	27,320	27,067	27,300	29,870	31,422	32,835	32,564	35,058	34,958	35,024	33,992
1996	27,960	27,171	26,636	26,980	28,942	32,260	33,196	35,162	35,761	34,119	33,663	31,924
1997	30,338	28,540	25,303	25,369	31,249	35,015	35,626	34,634	36,902	36,194	36,105	32,928
1998	32,856	28,708	25,379	23,810	27,742	30,692	31,004	34,644	36,466	35,761	36,521	33,294
1999	32,692	29,548	28,435	26,583	27,369	29,134	32,729	36,065	36,065	36,485	36,192	34,508

2000	27,301	25,253	23,729	24,622	27,190	30,850	34,589	33,799	36,632	35,260	31,451	33,414
2001	30,804	24,660	24,071	26,337	34,603	34,790	34,419	35,747	37,181	36,226	36,067	36,083
2002	29,031	24,820	23,943	27,751	31,783	34,680	35,287	36,456	37,709	36,003	37,325	36,225
2003	33,011	25,511	26,120	26,535	31,461	33,876	34,720	37,676	39,612	38,346	38,178	37,679
2004	34,863	29,743	30,762	33,795	37,870	37,627	36,509	38,489	40,998	39,233	39,686	40,037

2005	35,150	32,469	34,210	36,106	40,007	40,240	39,392	39,940	41,582	41,062	40,675	40,522
2006	37,948	32,621	32,888	32,843	36,829	39,906	39,622	41,857	43,237	40,990	39,269	39,394
2007	33,065	30,696	30,892	31,602	36,165	38,814	41,559	41,337	43,788	43,231	40,874	40,455
2008	32,729	29,572	26,185	27,426	33,312	36,369	41,131	41,812	43,508	43,570	42,985	38,790
2009	35,215	31,159	28,666	34,008	39,647	42,849	43,490	43,595	44,565	44,304	44,281	39,210

2010	38,061	33,638	31,321	33,250	39,900	44,002	43,912	43,615	45,311	45,297	42,064	41,309
2011	37,718	31,436	29,735	28,687	33,212	36,905	38,696	42,590	45,027	44,937	44,689	43,673
2012	37,267	32,496	33,251	35,110	39,536	43,521	43,635	44,126	45,907	45,537	45,278	43,019
2013	34,919	31,960	31,079	30,412	33,787	37,711	40,833	43,621	45,359	45,168	43,506	40,286
2014	36,064	30,777	28,105	30,194	35,225	38,669	40,198	44,275	45,800	46,031	44,476	43,799

2015	39,384	34,672	32,152	33,351	37,688	37,525	37,248	41,994	45,053	45,877	42,090	39,380
2016	37,900	32,046	30,111	33,029	37,421	39,255	40,043	42,133	45,400	45,508	45,061	41,596
2017	34,687	30,665	29,110	31,705	37,329	40,068	39,738	41,963	45,608	44,405	44,576	40,524
2018	37,628	30,866	28,661	31,206	35,768	41,439	39,585	42,217	44,699	44,696	43,303	41,605
2019	35,931	30,063	32,398	36,496	43,298	44,598	43,622	42,454	45,280	42,211	43,023	42,261

2020	39,591	31,866	30,816	35,275	42,242	44,954	44,261	44,560	45,834	43,814	43,492	41,548
2021	40,262	33,471	31,040	32,135	42,047	44,246	45,226	43,692	44,949	45,070	45,402	40,247
2022	40,223	32,844	32,189	29,729	35,086	41,481	43,683	42,120	45,288	44,300	41,596	37,371
2023	35,105	31,010	27,762	30,439	40,388	44,328	41,998	44,406	45,173	42,504	42,816	44,046
2024	39,602	35,934	37,759	38,731	43,329	44,030	42,644	43,227	44,610	44,178	43,800	44,129

- = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data.

Release Date: 1/31/2025

Next Release Date: 2/28/2025

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