TOTAL DISSOLVED GAS REPORT FOR ICE HARBOR TAILWATER starting at 0012 8 feb 2012 WA TM BARO TD GAS GAS DELTA P SPILL TOT DEPTH OF COMPENSATION DATE TIME DEG F PRES PRES % MM QS QR GAGE(FT) DEPTH(FT) ** 0208 0100 37.3 756.4 754.0 099.7 -02 000.0 000.3 12.6 -.1 0208 0200 37.3 756.9 754.0 099.6 -03 000.0 000.2 12.6 -.1 0208 0300 37.3 757.4 754.0 099.6 -03 000.0 000.2 12.6 -.1 0208 0400 37.3 757.8 753.0 099.4 -05 000.0 000.2 12.7 -.2 0208 0500 37.3 758.1 752.0 099.2 -06 000.0 001.3 12.6 -.3 0208 0600 37.3 758.4 753.0 099.3 -05 000.0 012.7 12.8 -.2 0208 0700 37.4 758.4 759.0 100.1 001 000.0 030.3 13.1 0.0 0208 0800 37.4 758.8 768.0 101.2 009 000.0 031.0 13.0 0.4 0208 0900 37.4 759.5 759.0 099.9 -01 000.0 040.7 13.4 *** 0208 1000 37.4 759.8 757.0 099.6 -03 000.0 052.3 13.7 -.1 0208 1100 37.4 760.5 758.0 099.7 -02 000.0 053.0 13.8 -.1 0208 1200 37.5 760.5 759.0 099.8 -02 000.0 053.1 13.8 -.1 0208 1300 37.5 760.7 759.0 099.8 -02 000.0 054.6 13.8 -.1 0208 1400 37.4 760.7 758.0 099.6 -03 000.0 053.1 13.9 -.1 0208 1500 37.4 760.6 760.0 099.9 -01 000.0 053.3 13.9 *** 0208 1600 37.5 760.8 758.0 099.6 -03 000.0 053.3 14.0 -.1 0208 1700 37.4 760.5 758.0 099.7 -02 000.0 053.2 14.1 -.1 0208 1800 37.4 760.7 758.0 099.6 -03 000.0 056.3 14.2 -.1 0208 1900 37.4 760.7 761.0 100.0 000 000.0 053.3 14.2 0.0 0208 2000 37.4 760.7 761.0 100.0 000 000.0 053.3 14.3 0.0 0208 2100 37.3 761.5 758.0 099.5 -04 000.0 053.2 14.3 -.2 0208 2200 37.3 761.9 757.0 099.4 -05 000.0 051.9 14.3 -.2 0208 2300 37.4 762.3 757.0 099.3 -05 000.0 041.5 14.1 -.2 0209 000 37.4 762.3 762.0 100.0 -00 000.0 023.8 13.8 *** ** Calculation of compensation depth @ 120% TDG [Baro. Pres. (765) - TDG Pres. (918)]/23 = 6.7 ft.