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Weekly Natural Gas Storage Report

for week ending December 8, 2017   |   Released: December 14, 2017 at 10:30 a.m.   |   Next Release: December 21, 2017

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(12/08/16)
5-year average
(2012-16)
Region 12/08/17 12/01/17 net change implied flow   Bcf % change Bcf % change
East 855     868     -13     -13       870     -1.7     861     -0.7    
Midwest 1,033     1,058     -25     -25       1,077     -4.1     1,017     1.6    
Mountain 213     221     -8     -8       246     -13.4     209     1.9    
Pacific 305     313     -8     -8       314     -2.9     344     -11.3    
South Central 1,220     1,235     -15     -15       1,321     -7.6     1,222     -0.2    
   Salt 360     360     0     0       390     -7.7     342     5.3    
   Nonsalt 860     875     -15     -15       932     -7.7     880     -2.3    
Total 3,626     3,695     -69     -69       3,827     -5.3     3,653     -0.7    


Summary

Working gas in storage was 3,626 Bcf as of Friday, December 8, 2017, according to EIA estimates. This represents a net decrease of 69 Bcf from the previous week. Stocks were 201 Bcf less than last year at this time and 27 Bcf below the five-year average of 3,653 Bcf. At 3,626 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 12/08/17 12/01/17   net change
East 1.4     1.4       0.4    
Midwest 1.6     1.6       0.7    
Mountain 1.6     1.6       0.2    
Pacific 2.4     2.3       0.2    
South Central 1.7     1.7       0.8    
   Salt 3.6     3.7       0.6    
   Nonsalt 1.9     1.9       0.6    
Total 0.8     0.8       1.2