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Weekly Natural Gas Storage Report

for week ending August 7, 2026   |   Released: August 13, 2026 at 10:30 a.m.   |   Next Release: August 20, 2026

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(08/07/25)
5-year average
(2021-25)
Region 08/07/26 07/31/26 net change implied flow   Bcf % change Bcf % change
East 693     678     15     15       674     2.8     660     5.0    
Midwest 829     809     20     20       793     4.5     774     7.1    
Mountain 239     237     2     2       252     -5.2     209     14.4    
Pacific 300     304     -4     -4       305     -1.6     264     13.6    
South Central 1,093     1,090     3     3       1,153     -5.2     1,048     4.3    
   Salt 286     292     -6     -6       295     -3.1     260     10.0    
   Nonsalt 807     798     9     9       858     -5.9     787     2.5    
Total 3,153     3,117     36     36       3,178     -0.8     2,955     6.7    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 3,153 Bcf as of Friday, August 7, 2026, according to EIA estimates. This represents a net increase of 36 Bcf from the previous week. Stocks were 25 Bcf less than last year at this time and 198 Bcf above the five-year average of 2,955 Bcf. At 3,153 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 2021 through 2025. 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 08/07/26 07/31/26   net change
East 0.6     0.6       0.3    
Midwest 0.9     0.9       0.2    
Mountain 2.2     2.0       0.4    
Pacific 0.0     0.0       0.0    
South Central 0.8     0.8       0.6    
   Salt 1.2     1.1       0.5    
   Nonsalt 1.0     0.9       0.3    
Total 0.4     0.4       0.8