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Weekly Natural Gas Storage Report

for week ending July 4, 2025   |   Released: July 10, 2025 at 10:30 a.m.   |   Next Release: July 17, 2025

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(07/04/24)
5-year average
(2020-24)
Region 07/04/25 06/27/25 net change implied flow   Bcf % change Bcf % change
East 616     602     14     14       679     -9.3     601     2.5    
Midwest 710     688     22     22       797     -10.9     699     1.6    
Mountain 231     228     3     3       244     -5.3     184     25.5    
Pacific 291     287     4     4       288     1.0     262     11.1    
South Central 1,158     1,148     10     10       1,182     -2.0     1,087     6.5    
   Salt 339     342     -3     -3       327     3.7     306     10.8    
   Nonsalt 819     806     13     13       855     -4.2     782     4.7    
Total 3,006     2,953     53     53       3,190     -5.8     2,833     6.1    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 3,006 Bcf as of Friday, July 4, 2025, according to EIA estimates. This represents a net increase of 53 Bcf from the previous week. Stocks were 184 Bcf less than last year at this time and 173 Bcf above the five-year average of 2,833 Bcf. At 3,006 Bcf, total working gas is within the five-year historical range.

For information on sampling error in this report, see Estimated Measures of Sampling Variability table below.

Working Gas in Underground Storage Compared with Five-Year Range

Note: The shaded area indicates the range between the historical minimum and maximum values for the weekly series from 2020 through 2024. The dashed vertical lines indicate current and year-ago weekly periods.



Estimated measures of sampling variabilityDownload History (April 2015 to Present)
   
Coefficient of Variation for Stocks
% of working gas
  Standard Error for Net Change
billion cubic feet (Bcf)
Region 07/04/25 06/27/25   net change
East 0.8     0.9       0.2    
Midwest 0.9     1.0       0.2    
Mountain 2.0     1.8       0.5    
Pacific 0.0     0.0       0.0    
South Central 0.8     0.8       0.4    
   Salt 1.6     1.6       0.1    
   Nonsalt 0.9     0.9       0.4    
Total 0.4     0.4       0.7