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Weekly Natural Gas Storage Report

for week ending May 12, 2017   |   Released: May 18, 2017 at 10:30 a.m.   |   Next Release: May 25, 2017

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(05/12/16)
5-year average
(2012-16)
Region 05/12/17 05/05/17 net change implied flow   Bcf % change Bcf % change
East 367     350     17     17       487     -24.6     424     -13.4    
Midwest 540     524     16     16       603     -10.4     443     21.9    
Mountain 161     155     6     6       165     -2.4     129     24.8    
Pacific 244     238     6     6       292     -16.4     264     -7.6    
South Central 1,057     1,034     23     23       1,197     -11.7     854     23.8    
   Salt 337     331     6     6       371     -9.2     244     38.1    
   Nonsalt 720     702     18     18       826     -12.8     610     18.0    
Total 2,369     2,301     68     68       2,744     -13.7     2,113     12.1    


Summary

Working gas in storage was 2,369 Bcf as of Friday, May 12, 2017, according to EIA estimates. This represents a net increase of 68 Bcf from the previous week. Stocks were 375 Bcf less than last year at this time and 256 Bcf above the five-year average of 2,113 Bcf. At 2,369 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 05/12/17 05/05/17   net change
East 1.9     1.9       0.5    
Midwest 1.3     1.3       0.4    
Mountain 3.8     3.9       0.1    
Pacific 5.1     5.4       0.9    
South Central 1.9     1.9       0.7    
   Salt 3.9     3.9       0.6    
   Nonsalt 2.1     2.1       0.3    
Total 1.1     1.1       1.4