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Qop No 121 is 012005 . CC ro�ect No 12118-2 TABLE 3(Cont) Summary of Groundwater Data During Operation of Treatment System Quik Stop No 121 -1196 W Louise Avenue, Manteca, CA Dissolved Ozone Well Date Oxygen pH Cond Temp TPHg MTBE Acetone Fromaldehyde injected Sampled Levels lug1L) (umhoslcm) (C) uglL ug1L ug1L uglL gm/day MW-12 7/3112002 NIA NIA NIA NIA NIA NIA N1A 77 8!1612002 465 NIA NIA NIA NIA NIA NIA 8!2912002 532 70 956 1 104 <50 <0 5 NIA 10/812002 381 68 1284 148 <50 05 <50 <50 N/A 1!912003 625 69 395 142 <50 <0 5 NIA NIA NIA 4/10/2003 534 71 680 172 <50 <0 5 NIA NIA NIA 7114/2003 NIA NIA NIA NIA <50 <0 5 NIA N/A NIA 1016/2003 NIA NIA NIA NIA <50 <0 5 N/A NIA NIA 1!1312004 NIA 70 745 149 <50 <0 5 NIA NIA NIA 41612004 NIA 70 641 156 <50 <0 5 NIA NIA NIA 7!1!2004 NIA 70 635 1894 <50 <05 NIA NIA NIA 10/5/2004 NIA 69 782 1811 <50 <0 5 NIA NIA NIA 10/13/2005 No Sample Collected RW-1 7/31/2002 292 NIA NIA 235 NIA NIA 0 8116/2002 660 71 1170 220 130,000 160,000 412 8/29/2002 512 71 1195 197 94,000 150,000 412 1018!2002 529 72 1032 21 8 52,000 89,000 <50 <50 412 1/9/2003 548 71 360 184 13,000 21,000 NIA NIA 412 4110!2003 535 75 790 206 9,100 15,000 NIA NIA 412 7/14/2003 329 74 719 219 3,900 5,200 NIA NIA 412 101612003 NIA 72 798 21 8 1,400 1,700 NIA NIA 412 119 312004 621 75 731 171 440 560 NIA NIA 412 41612004 541 74 581 168 <50 12 NIA NIA 412 711/2004 NIA 73 623 199 <50 59 NIA NIA 412 1015!2004 NIA 77 562 182 <50 37 NIA NIA 412 4!512005 568 79 508 175 <50 <0 5 N!A NIA 412 7/18/2005 510 77 425 232 <50 <0 5 NIA NIA 0 10113/20051 1 4 85 6 4 558 224 <60 <0 5 NIA NIA 0 NIA Not Applicable � 1 Total run time per well 7 minutes x 18 cycles per day= 126 minutes =2 06 hrs per day x 6 grams per hour 2 B-aquifer well 3 Well located off-site, not influenced by C-spare remediation system Page 7 • Compliance � s (30caure. Inc