Working gas in underground storage, Lower 48 states Summary text CSV JSN |
| | Historical Comparisons |
Stocks billion cubic feet (Bcf) | | Year ago (02/01/18) | 5-year average (2014-18) |
Region | 02/01/19 | 01/25/19 | net change | implied flow | | Bcf | % change | Bcf | % change |
East | 468 | | | 527 | | | -59 | | | -59 | | | | 493 | | | -5.1 | | | 530 | | | -11.7 | | |
Midwest | 522 | | | 606 | | | -84 | | | -84 | | | | 551 | | | -5.3 | | | 612 | | | -14.7 | | |
Mountain | 105 | | | 114 | | | -9 | | | -9 | | | | 132 | | | -20.5 | | | 142 | | | -26.1 | | |
Pacific | 172 | | | 178 | | | -6 | | | -6 | | | | 214 | | | -19.6 | | | 232 | | | -25.9 | | |
South Central | 692 | | | 771 | | | -79 | | | -79 | | | | 705 | | | -1.8 | | | 858 | | | -19.3 | | |
Salt | 241 | | | 278 | | | -37 | | | -37 | | | | 182 | | | 32.4 | | | 241 | | | 0.0 | | |
Nonsalt | 451 | | | 493 | | | -42 | | | -42 | | | | 523 | | | -13.8 | | | 617 | | | -26.9 | | |
Total | 1,960 | | | 2,197 | | | -237 | | | -237 | | | | 2,095 | | | -6.4 | | | 2,375 | | | -17.5 | | |
Totals may not equal sum of components because of independent rounding. |
Summary
Working gas in storage was 1,960 Bcf as of Friday, February 1, 2019, according to EIA estimates. This represents a net decrease of 237 Bcf from the previous week. Stocks were 135 Bcf less than last year at this time and 415 Bcf below the five-year average of 2,375 Bcf. At 1,960 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 2014 through 2018. 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 | 02/01/19 | 01/25/19 | | net change |
East | 1.3 | | | 1.3 | | | | 0.7 | | |
Midwest | 1.0 | | | 0.9 | | | | 0.7 | | |
Mountain | 0.6 | | | 0.8 | | | | 0.2 | | |
Pacific | 0.0 | | | 0.0 | | | | 0.0 | | |
South Central | 0.8 | | | 0.8 | | | | 0.9 | | |
Salt | 1.9 | | | 1.8 | | | | 0.7 | | |
Nonsalt | 0.7 | | | 0.7 | | | | 0.6 | | |
Total | 0.5 | | | 0.5 | | | | 1.4 | | |
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