Weekly Gas Storage: Inventories Rise by 40 Bcf
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**US Natural Gas Inventories Rise by 40 Bcf, Reaching 3,254 Bcf**
According to the latest estimates from the Energy Information Administration (EIA), US working natural gas in storage rose by 40 billion cubic feet (Bcf) during the week ending September 4, 2026. This brings the total domestic working gas inventory to 3,254 Bcf, keeping overall stockpiles comfortably within the five-year historical range.
While the current inventory level sits 79 Bcf (2.4%) below the same period last year, it remains 148 Bcf (4.8%) above the five-year historical average of 3,106 Bcf.
### Regional Breakdown and Weekly Changes
Inventory changes across the Lower 48 states were mixed, with growth in the East, Midwest, and West offsetting net withdrawals in the South Central region:
* **East:** Inventories climbed by 20 Bcf to 773 Bcf, standing 5.9% above the five-year average.
* **Midwest:** Stocks increased by 18 Bcf to 908 Bcf, marking a 4.4% surplus compared to the five-year average.
* **Pacific:** Storage grew by 5 Bcf to 290 Bcf, which is 10.3% above the five-year average.
* **Mountain:** Inventories edged up by 3 Bcf to 239 Bcf, sitting 8.6% above the five-year average.
* **South Central:** The region saw a net decline of 7 Bcf, bringing its total to 1,044 Bcf.
* **Salt facilities** drove the decline with an 11 Bcf withdrawal, lowering stocks to 227 Bcf (3.8% below the five-year average).
* **Non-salt facilities** saw a modest build of 4 Bcf, reaching 817 Bcf (3.7% above the five-year average).
Aside from the South Central Salt storage facilities, every region currently holds natural gas inventories that exceed their respective five-year historical averages.
