Weekly Natural Gas Storage Report
for week ending September 4, 2026 | Released: September 10, 2026 at 10:30 a.m. | Next Release: September 17, 2026
| Working gas in underground storage, Lower 48 states Summary text CSV JSN | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Historical Comparisons | |||||||||||||||||||||||||
| Stocks billion cubic feet (Bcf) |
Year ago (09/04/25) |
5-year average (2021-25) |
|||||||||||||||||||||||
| Region | 09/04/26 | 08/28/26 | net change | implied flow | Bcf | % change | Bcf | % change | |||||||||||||||||
| East | 773 | 753 | 20 | 20 | 754 | 2.5 | 730 | 5.9 | |||||||||||||||||
| Midwest | 908 | 890 | 18 | 18 | 886 | 2.5 | 870 | 4.4 | |||||||||||||||||
| Mountain | 239 | 236 | 3 | 3 | 257 | -7.0 | 220 | 8.6 | |||||||||||||||||
| Pacific | 290 | 285 | 5 | 5 | 293 | -1.0 | 263 | 10.3 | |||||||||||||||||
| South Central | 1,044 | 1,051 | -7 | -7 | 1,143 | -8.7 | 1,024 | 2.0 | |||||||||||||||||
| Salt | 227 | 238 | -11 | -11 | 281 | -19.2 | 236 | -3.8 | |||||||||||||||||
| Nonsalt | 817 | 813 | 4 | 4 | 862 | -5.2 | 788 | 3.7 | |||||||||||||||||
| Total | 3,254 | 3,214 | 40 | 40 | 3,333 | -2.4 | 3,106 | 4.8 | |||||||||||||||||
| Totals may not equal sum of components because of independent rounding. |
|||||||||||||||||||||||||
Summary
Working gas in storage was 3,254 Bcf as of Friday, September 4, 2026, according to EIA estimates.
This represents a net increase of 40 Bcf from the previous week. Stocks were 79 Bcf less than last year at this time and 148 Bcf above the five-year average of 3,106 Bcf.
At 3,254 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 2021 through 2025. 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 | 09/04/26 | 08/28/26 | net change | ||||||||
| East | 0.6 | 0.6 | 0.2 | ||||||||
| Midwest | 0.8 | 0.9 | 0.2 | ||||||||
| Mountain | 2.8 | 2.6 | 0.5 | ||||||||
| Pacific | 0.0 | 0.0 | 0.0 | ||||||||
| South Central | 0.8 | 0.8 | 0.6 | ||||||||
| Salt | 1.2 | 1.2 | 0.6 | ||||||||
| Nonsalt | 1.0 | 1.0 | 0.3 | ||||||||
| Total | 0.4 | 0.4 | 0.8 | ||||||||