Summary

Working gas in storage was 2,636 Bcf as of Friday, September 7, 2018, according to EIA estimates. This represents a net increase of 69 Bcf from the previous week. Stocks were 662 Bcf less than last year at this time and 596 Bcf below the five-year average of 3,232 Bcf. At 2,636 Bcf, total working gas is below the five-year historical range. 

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