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Weekly Natural Gas Storage Report

for week ending May 30, 2025   |   Released: June 5, 2025 at 10:30 a.m.   |   Next Release: June 12, 2025

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(05/30/24)
5-year average
(2020-24)
Region 05/30/25 05/23/25 net change implied flow   Bcf % change Bcf % change
East 498     462     36     36       570     -12.6     486     2.5    
Midwest 579     541     38     38       684     -15.4     576     0.5    
Mountain 205     198     7     7       217     -5.5     152     34.9    
Pacific 261     254     7     7       272     -4.0     236     10.6    
South Central 1,055     1,021     34     34       1,144     -7.8     1,031     2.3    
   Salt 340     328     12     12       329     3.3     309     10.0    
   Nonsalt 715     693     22     22       815     -12.3     722     -1.0    
Total 2,598     2,476     122     122       2,886     -10.0     2,481     4.7    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 2,598 Bcf as of Friday, May 30, 2025, according to EIA estimates. This represents a net increase of 122 Bcf from the previous week. Stocks were 288 Bcf less than last year at this time and 117 Bcf above the five-year average of 2,481 Bcf. At 2,598 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 05/30/25 05/23/25   net change
East 0.9     0.9       0.4    
Midwest 0.9     0.8       1.0    
Mountain 1.5     1.3       0.4    
Pacific 0.0     0.0       0.0    
South Central 0.8     0.8       0.4    
   Salt 1.5     1.5       0.2    
   Nonsalt 0.9     0.9       0.3    
Total 0.4     0.4       1.2