From the EIA:
Released: August 23, 2012 at 10:30 a.m. (eastern time) for the Week Ending August 17, 2012.
Next Release: August 30, 2012
Working gas in storage was 3,308 Bcf as of Friday, August 17, 2012, according to EIA estimates. This represents a net increase of 47 Bcf from the previous week. Stocks were 423 Bcf higher than last year at this time and 357 Bcf above the 5-year average of 2,951 Bcf. In the East Region, stocks were 115 Bcf above the 5-year average following net injections of 48 Bcf. Stocks in the Producing Region were 178 Bcf above the 5-year average of 930 Bcf after a net injection of 4 Bcf. Stocks in the West Region were 63 Bcf above the 5-year average after a net drawdown of 5 Bcf. At 3,308 Bcf, total working gas is above the 5-year historical range.