Summary

Working gas in storage was 2,101 Bcf as of Friday, May 22, 2015, according to EIA estimates. This represents a net increase of 112 Bcf from the previous week. Stocks were 737 Bcf higher than last year at this time and 18 Bcf below the 5-year average of 2,119 Bcf. In the East Region, stocks were 135 Bcf below the 5-year average following net injections of 64 Bcf. Stocks in the Producing Region were 57 Bcf above the 5-year average of 843 Bcf after a net injection of 35 Bcf. Stocks in the West Region were 60 Bcf above the 5-year average after a net addition of 13 Bcf. At 2,101 Bcf, total working gas is within the 5-year historical range.

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