Summary
Working gas in storage was 3,551 Bcf as of Friday, September 16, 2016, according to EIA estimates. This represents a net increase of 52 Bcf from the previous week. Stocks were 140 Bcf higher than last year at this time and 268 Bcf above the five-year average of 3,283 Bcf. At 3,551 Bcf, total working gas is above the five-year historical range.

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