Working gas in underground storage, Lower 48 states Summary text CSV JSN |
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| | Historical Comparisons |
Stocks billion cubic feet (Bcf) | | Year ago (10/06/16) | 5-year average (2012-16) |
Region | 10/06/17 | 09/29/17 | net change | implied flow | | Bcf | % change | Bcf | % change |
East | 884 | | | 861 | | | 23 | | | 23 | | | | 911 | | | -3.0 | | | 881 | | | 0.3 | | |
Midwest | 1,024 | | | 989 | | | 35 | | | 35 | | | | 1,067 | | | -4.0 | | | 1,017 | | | 0.7 | | |
Mountain | 223 | | | 220 | | | 3 | | | 3 | | | | 240 | | | -7.1 | | | 210 | | | 6.2 | | |
Pacific | 315 | | | 311 | | | 4 | | | 4 | | | | 322 | | | -2.2 | | | 348 | | | -9.5 | | |
South Central | 1,149 | | | 1,127 | | | 22 | | | 22 | | | | 1,208 | | | -4.9 | | | 1,147 | | | 0.2 | | |
Salt | 310 | | | 300 | | | 10 | | | 10 | | | | 303 | | | 2.3 | | | 292 | | | 6.2 | | |
Nonsalt | 838 | | | 827 | | | 11 | | | 11 | | | | 905 | | | -7.4 | | | 856 | | | -2.1 | | |
Total | 3,595 | | | 3,508 | | | 87 | | | 87 | | | | 3,748 | | | -4.1 | | | 3,603 | | | -0.2 | | |
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Summary
Working gas in storage was 3,595 Bcf as of Friday, October 6, 2017, according to EIA estimates. This represents a net increase of 87 Bcf from the previous week. Stocks were 153 Bcf less than last year at this time and 8 Bcf below the five-year average of 3,603 Bcf. At 3,595 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.
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) |
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Coefficient of Variation for Stocks % of working gas | | Standard Error for Net Change billion cubic feet (Bcf) |
Region | 10/06/17 | 09/29/17 | | net change |
East | 1.4 | | | 1.4 | | | | 0.5 | | |
Midwest | 1.7 | | | 1.6 | | | | 1.2 | | |
Mountain | 1.8 | | | 1.8 | | | | 0.3 | | |
Pacific | 3.1 | | | 3.2 | | | | 0.1 | | |
South Central | 1.7 | | | 1.7 | | | | 0.7 | | |
Salt | 3.3 | | | 3.3 | | | | 0.6 | | |
Nonsalt | 2.0 | | | 2.0 | | | | 0.4 | | |
Total | 0.9 | | | 0.8 | | | | 1.5 | | |
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