EIA Weekly Natural Gas Storage Analysis: March 6, 2026

Executive Summary

Working gas in storage saw a net withdrawal of 38 Bcf, a relatively small draw for this time of year, bringing total inventories nearly in line with the five-year average. The report revealed a significant regional divergence, with strong draws in the East and Midwest being offset by counter-seasonal builds in the West and South Central regions. This dynamic points to a well-supplied market and a bearish trajectory for storage heading into the spring shoulder season.

Storage Snapshot

• Total Lower 48: Working gas in storage decreased to 1,848 Bcf.
• Implied Flow: The net change for the week was a withdrawal of -38 Bcf.
• Historical Comparison: Inventories are now 8.3% above the same week last year (1,707 Bcf) and have narrowed the deficit to the 5-year average to just -0.9% (1,865 Bcf).
• Regional Divergence: The withdrawal was driven exclusively by the East Region (-28 Bcf) and Midwest Region (-22 Bcf). These draws were significantly offset by builds in the South Central (+9 Bcf), Mountain (+2 Bcf), and Pacific (+2 Bcf) regions, which is unusual for early March and indicates regional market looseness.

Implications

This week's data implies a softening supply/demand balance. A net draw of only 38 Bcf, supported by just two of the five regions, suggests that underlying fundamentals are weak. Strong production and/or lackluster heating demand in the southern and western U.S. are overwhelming late-season heating needs elsewhere.

This storage trajectory is bearish for prices. The market is on track to end the withdrawal season with a comfortable inventory level, reducing the need for aggressive injections during the summer. The narrowing deficit to the 5-year average removes a key pillar of price support. No revisions or reclassifications were reported this week.

Risks and Context

• Shoulder Season Weather: The primary near-term risk is weather. As the market transitions from winter heating to summer cooling, demand becomes highly volatile. A late-season cold snap could trigger larger-than-expected draws and provide temporary price support, while continued mild weather would accelerate the shift to inventory builds, adding further downward pressure.
• Production Levels: The counter-seasonal build in the South Central region, home to major production basins, suggests that supply remains robust despite a low-price environment. The market will be closely watching for any signs of production shut-ins, as sustained high output will likely keep storage inventories well-supplied through 2026.