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Weekly Natural Gas Storage Report

for week ending March 6, 2026   |   Released: March 12, 2026 at 10:30 a.m.   |   Next Release: March 19, 2026

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(03/06/25)
5-year average
(2021-25)
Region 03/06/26 02/27/26 net change implied flow   Bcf % change Bcf % change
East 294     322     -28     -28       312     -5.8     358     -17.9    
Midwest 375     397     -22     -22       374     0.3     447     -16.1    
Mountain 200     198     2     2       165     21.2     125     60.0    
Pacific 259     257     2     2       196     32.1     170     52.4    
South Central 721     712     9     9       660     9.2     764     -5.6    
   Salt 177     169     8     8       159     11.3     209     -15.3    
   Nonsalt 544     544     0     0       500     8.8     555     -2.0    
Total 1,848     1,886     -38     -38       1,707     8.3     1,865     -0.9    
Totals may not equal sum of components because of independent rounding.


Summary

Working gas in storage was 1,848 Bcf as of Friday, March 6, 2026, according to EIA estimates. This represents a net decrease of 38 Bcf from the previous week. Stocks were 141 Bcf higher than last year at this time and 17 Bcf below the five-year average of 1,865 Bcf. At 1,848 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 03/06/26 02/27/26   net change
East 1.3     1.2       0.1    
Midwest 1.0     1.0       0.7    
Mountain 1.3     1.4       0.3    
Pacific 0.0     0.0       0.0    
South Central 0.9     1.0       0.3    
   Salt 1.8     1.9       0.1    
   Nonsalt 1.1     1.1       0.3    
Total 0.5     0.5       0.8