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Weekly Natural Gas Storage Report

for week ending March 28, 2025   |   Released: April 3, 2025 at 10:30 a.m.   |   Next Release: April 10, 2025

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(03/28/24)
5-year average
(2020-24)
Region 03/28/25 03/21/25 net change implied flow   Bcf % change Bcf % change
East 284     298     -14     -14       366     -22.4     330     -13.9    
Midwest 364     367     -3     -3       513     -29.0     425     -14.4    
Mountain 165     163     2     2       163     1.2     108     52.8    
Pacific 202     192     10     10       226     -10.6     171     18.1    
South Central 758     725     33     33       995     -23.8     820     -7.6    
   Salt 218     202     16     16       294     -25.9     243     -10.3    
   Nonsalt 540     523     17     17       701     -23.0     577     -6.4    
Total 1,773     1,744     29     29       2,264     -21.7     1,853     -4.3    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 1,773 Bcf as of Friday, March 28, 2025, according to EIA estimates. This represents a net increase of 29 Bcf from the previous week. Stocks were 491 Bcf less than last year at this time and 80 Bcf below the five-year average of 1,853 Bcf. At 1,773 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 03/28/25 03/21/25   net change
East 1.4     1.3       0.6    
Midwest 0.8     0.8       0.4    
Mountain 1.0     1.0       0.1    
Pacific 0.0     0.0       0.0    
South Central 0.8     0.8       0.5    
   Salt 1.6     1.5       0.4    
   Nonsalt 0.9     0.9       0.3    
Total 0.5     0.4       0.9