Working gas in storage was 3,409 Bcf as of Friday, September 30, 2011, according to EIA estimates. This represents a net increase of 97 Bcf from the previous week. Stocks were 78 Bcf less than last year at this time and 28 Bcf above the 5-year average of 3,381 Bcf. In the East Region, stocks were 33 Bcf below the 5-year average following net injections of 61 Bcf. Stocks in the Producing Region were 54 Bcf above the 5-year average of 1,006 Bcf after a net injection of 24 Bcf. Stocks in the West Region were 7 Bcf above the 5-year average after a net addition of 12 Bcf. At 3,409 Bcf, total working gas is within the 5-year historical range.