Summary

Working gas in storage was 2,435 Bcf as of Friday, August 17, 2018, according to EIA estimates. This represents a net increase of 48 Bcf from the previous week. Stocks were 684 Bcf less than last year at this time and 599 Bcf below the five-year average of 3,034 Bcf. At 2,435 Bcf, total working gas is below the five-year historical range. 

http://ir.eia.gov/ngs/ngs.html