EIA reported a build of 18 Bcf for the week ending 8/18/2023. This was smaller than the median estimate of 29 Bcf. Today's stat fell outside the expected range, which was 39 Bcf on the more bearish end, and 26 Bcf on the more bullish end.
Prices were up in the five minutes following the announcement, to $2.537, from $2.442 just before 9:30am.