EIA reported a build of 76 Bcf for the week ending 9/17/2021. This was larger than the median estimate of 75 Bcf. Today's stat fell within the expected range, which was 83 Bcf on the more bearish end, and 68 Bcf on the more bullish end.
Prices were down in the five minutes following the announcement, to $4.872, from $4.902 just before 9:30am.