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Weekly Natural Gas Storage Report

for week ending February 16, 2018   |   Released: February 22, 2018 at 10:30 a.m.   |   Next Release: March 1, 2018

Working gas in underground storage, Lower 48 states Summary text CSV JSN
    Historical Comparisons
Stocks
billion cubic feet (Bcf)
  Year ago
(02/16/17)
5-year average
(2013-17)
Region 02/16/18 02/09/18 net change implied flow   Bcf % change Bcf % change
East 403     432     -29     -29       438     -8.0     451     -10.6    
Midwest 428     468     -40     -40       616     -30.5     531     -19.4    
Mountain 111     122     -11     -11       147     -24.5     138     -19.6    
Pacific 204     213     -9     -9       206     -1.0     229     -10.9    
South Central 614     649     -35     -35       962     -36.2     823     -25.4    
   Salt 175     178     -3     -3       329     -46.8     224     -21.9    
   Nonsalt 440     472     -32     -32       633     -30.5     599     -26.5    
Total 1,760     1,884     -124     -124       2,369     -25.7     2,172     -19.0    


Summary

Working gas in storage was 1,760 Bcf as of Friday, February 16, 2018, according to EIA estimates. This represents a net decrease of 124 Bcf from the previous week. Stocks were 609 Bcf less than last year at this time and 412 Bcf below the five-year average of 2,172 Bcf. At 1,760 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 2013 through 2017. 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 02/16/18 02/09/18   net change
East 1.5     1.5       0.7    
Midwest 1.9     1.9       1.2    
Mountain 1.4     1.5       0.4    
Pacific 2.9     3.1       1.2    
South Central 2.0     1.9       0.8    
   Salt 3.4     3.3       0.3    
   Nonsalt 2.5     2.3       0.8    
Total 1.0     1.0       2.0