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Cumulative Table of Well Data and Analytical Results <br /> Vertical Measurements are in feet Analytical results are in parts per billion (ppb) <br /> Well Ground Depth Total <br /> DATE Head Water To Notes TPH Benzene Toluene Ethyl Xylene TPH MTBE EPA 1 2-DCA Phenol Oil & Cr Cd Pb Ni Zn <br /> Elev Elev Water Gasoline Benzene Diesel 8270 Grease <br /> MW-3 <br /> 03/23/95 9 48 -23 76 33 24 <br /> 05!26!95 948 -21 03 30 51 44,000 2900 4600 660 5100 17 <br /> 08/15/95 9 48 21 13 30 61 31,000 2400 2900 700 3600 <25 <br /> 11116/95 9 48 21 34 30 82 28,000 1200 2700 750 3700 -- <br /> 02/27/96 948 1854 2802 9100 850 480 2400 570 -- <br /> 05/15/96 948 17 19 26 67 8500 990 430 190 390 <250 <br /> 08/22/96 9 48 -17 55 2703 10,000 1300 770 310 690 <125 <br /> 11125/96 9 48 17 61 27 09 7600 670 150 160 200 <50 <br /> 05/19/97 9 48 -13 67 23 15 9000 1 100 320 250 450 <50 <br /> 08/21/97 948 -1432 23 80 7100 800 180 150 250 180 <br /> 11/17197 948 15 65 25 13 15,000 1400 670 370 1100 140 <br /> 11/17/97 948 -15 65 25 13 EPA 8260 ++ -- - - - -- <33 <br /> 02/09/98 9 48 1308 22 56 820 50 1 8 14 11 26 <br /> 05/21/98 9 07 963 1870 1 100 33 <5 0 <5 0 19 <25 <br /> 05/21/98 907 -963 1870 EPA 8260 ++ - -- -- -- <10 <br /> 08/11/98 907 941 1848 <50 <05 <05 <05 <05 <50 <br /> 11/09/98 907 -1049 19 56 1300 130 15 18 44 <2 5 <br /> 02/17/99 907 9 62 1869 2000 190 <2 5 7 8 15 94 <br /> 05/25/99 907 942 1849 4700 610 23 70 210 <50 <br /> 08/18/99 907 1063 1970 odor 3100 228 116 151 394 948 <br /> 11/05/99 907 11 23 2030 -- 5950 725 71 9 217 443 73 7 <br /> ++ Ethanol, t Butanol DIPE TAME and ETBE by EPA 8260 were not detected, see lab report for detection limits <br /> Top of casing elevation altered due to wellhead maintenance on May 21, 1998 <br /> Blaine Tech Services, Inc 991105 M-1 4th Q 1999 Monitoring at Chevron 9-2033 508 W Charter Way, Stockton, CA 3 <br />