Summary
Working gas in storage was 3,831 Bcf as of Friday, November 4, 2011, according to EIA estimates. This represents a net increase of 37 Bcf from the previous week. Stocks were 6 Bcf less than last year at this time and 215 Bcf above the 5-year average of 3,616 Bcf. In the East Region, stocks were 48 Bcf above the 5-year average following net injections of 16 Bcf. Stocks in the Producing Region were 144 Bcf above the 5-year average of 1,091 Bcf after a net injection of 15 Bcf. Stocks in the West Region were 23 Bcf above the 5-year average after a net addition of 6 Bcf. At 3,831 Bcf, total working gas is within the 5-year historical range.

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