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Weekly Natural Gas Storage Report

for week ending June 12, 2026   |   Released: June 18, 2026 at 10:30 a.m.   |   Next Release: June 25, 2026

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(06/12/25)
5-year average
(2021-25)
Region 06/12/26 06/05/26 net change implied flow   Bcf % change Bcf % change
East 532     514     18     18       558     -4.7     529     0.6    
Midwest 638     610     28     28       634     0.6     614     3.9    
Mountain 226     222     4     4       215     5.1     177     27.7    
Pacific 309     304     5     5       273     13.2     239     29.3    
South Central 1,053     1,037     16     16       1,108     -5.0     1,050     0.3    
   Salt 325     322     3     3       350     -7.1     312     4.2    
   Nonsalt 728     715     13     13       758     -4.0     737     -1.2    
Total 2,759     2,686     73     73       2,788     -1.0     2,608     5.8    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 2,759 Bcf as of Friday, June 12, 2026, according to EIA estimates. This represents a net increase of 73 Bcf from the previous week. Stocks were 29 Bcf less than last year at this time and 151 Bcf above the five-year average of 2,608 Bcf. At 2,759 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 06/12/26 06/05/26   net change
East 0.8     0.8       0.3    
Midwest 0.9     0.9       0.4    
Mountain 1.5     1.3       0.5    
Pacific 0.0     0.0       0.0    
South Central 0.8     0.8       0.4    
   Salt 0.9     0.9       0.2    
   Nonsalt 1.1     1.1       0.3    
Total 0.4     0.4       0.8