Weekly Gas Storage: Inventories increase by 44 Bcf

Natural Gas Inventories as of September 11, 2026

The EIA has released its natural gas inventory report, showing a net increase of 44 Bcf as of September 11, 2026.

Working gas in storage was 3,298 Bcf as of Friday, September 11, 2026, according to EIA estimates. This represents a net increase of 44 Bcf from the previous week. Stocks were 122 Bcf less than last year at this time and 118 Bcf above the five-year average of 3,180 Bcf.

At 3,298 Bcf, total working gas is within the five-year historical range.

Working gas in underground storage, Lower 48 states

Historical Comparisons

Stocks
billion cubic feet (Bcf)

Year ago
(09/11/25)
5-year average
(2021-25)

Region
09/11/26

09/04/26

net change
implied flow

Bcf
% change
Bcf
% change

East
795
773
22
22

778
2.2
752
5.7

Midwest
934
908
26
26

916
2.0
899
3.9

Mountain
241
239
2
2

260
-7.3
224
7.6

Pacific
289
290
-1
-1

296
-2.4
263
9.9

South Central
1,039
1,044
-5
-5

1,170
-11.2
1,041
-0.2

   Salt
222
227
-5
-5

292
-24.0
242
-8.3

   Nonsalt
817
817
0
0

877
-6.8
798
2.4

Total
3,298
3,254
44
44

3,420
-3.6

3,180
3.7

Totals may not equal sum of components because of independent rounding.

All regions experienced an increase, except for the Pacific, South Central and South Central Salt.

All regions are above the five-year average, except for the South Central and South Central Salt.

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