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Weekly Natural Gas Storage Report

for week ending March 10, 2017   |   Released: March 16, 2017 at 10:30 a.m.   |   Next Release: March 23, 2017

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(03/10/16)
5-year average
(2012-16)
Region 03/10/17 03/03/17 net change implied flow   Bcf % change Bcf % change
East 368     404     -36     -36       454     -18.9     367     0.3    
Midwest 557     579     -22     -22       578     -3.6     411     35.5    
Mountain 137     139     -2     -2       147     -6.8     124     10.5    
Pacific 203     201     2     2       259     -21.6     225     -9.8    
South Central 977     972     5     5       1,040     -6.1     721     35.5    
   Salt 325     326     -1     -1       301     8.0     173     87.9    
   Nonsalt 653     646     7     7       739     -11.6     547     19.4    
Total 2,242     2,295     -53     -53       2,478     -9.5     1,847     21.4    


Summary

Working gas in storage was 2,242 Bcf as of Friday, March 10, 2017, according to EIA estimates. This represents a net decrease of 53 Bcf from the previous week. Stocks were 236 Bcf less than last year at this time and 395 Bcf above the five-year average of 1,847 Bcf. At 2,242 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 2012 through 2016. 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 03/10/17 03/03/17   net change
East 2.0     1.9       0.7    
Midwest 1.5     1.5       0.7    
Mountain 3.2     2.8       0.7    
Pacific 5.2     4.4       2.6    
South Central 2.0     2.0       1.0    
   Salt 4.0     3.9       0.4    
   Nonsalt 2.2     2.2       0.9    
Total 1.1     1.1       3.1