Summary
Working gas in storage was 3,724 Bcf as of Friday, December 14, 2012, according to EIA estimates. This represents a net decline of 82 Bcf from the previous week. Stocks were 66 Bcf higher than last year at this time and 345 Bcf above the 5-year average of 3,379 Bcf. In the East Region, stocks were 80 Bcf above the 5-year average following net withdrawals of 49 Bcf. Stocks in the Producing Region were 183 Bcf above the 5-year average of 1,078 Bcf after a net withdrawal of 24 Bcf. Stocks in the West Region were 81 Bcf above the 5-year average after a net drawdown of 9 Bcf. At 3,724 Bcf, total working gas is above the 5-year historical range.

Working gas stocks in the Producing Region, for the week ending December 14, 2012, totaled 1,261 Bcf, with 312 Bcf in salt cavern facilities and 949 Bcf in nonsalt cavern facilities. Working gas stocks decreased 8 Bcf in the salt cavern facilities and decreased 17 in the nonsalt cavern facilities since December 7. An historical series of the salt and nonsalt subtotals of the Producing Region is available for download at: wngsr_producing_region_salt.xls.

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