Laserfiche WebLink
4 R <br /> Table 1 <br /> Groundwater Monitoring Data <br /> Former Beacon Station No 419 <br /> 2350 Waterloo Road,Stockton,California <br /> Well Date TPHg Benzene Toluene E-benzene Xylenes Depth to TOC GW <br /> Number u1iu u u1iu GW Elevation Elevation Comments <br /> 03/31198 110 <0 50 <0 50 <0 50 <0 50 4836 20.66 2770 <br /> F <br /> 06/10198 79 <0 50 <0 5o <0 50 <0 50 42 68 -22 02 <br /> 09/08/98 <50 086 077 <0 50 <0 50 4697 -2631 no odor 1 no sheen <br /> s 12/02/98 2065 Wellhead Survey Data <br /> 12/30/98 53 <0 50 <0 50 <0 50 <0 50 4557 -24 92 no odor/no sheen <br /> 03/26/99 84 <0 5o <0 50 <0 50 <0 50 4125 -2060 no odor 1 no sheen <br /> 06/02/99 59 <0 54 <0 50 <0 50 <0 50 4071 -20 06 no odor/no sheen <br /> 08/31/99 63 <0 50 <0 50 a0 50 <0 50 4557 -24 92 no comment <br /> 11/12/98 2055 Wellhead Survey Data <br /> a 12130198 340 48 10 74 2 2 4543 -2488 no odor/no sheen <br /> 4 03/26/99 550 94 <0 50 <0 50 <0 50 4133 2078 no odor/no sheen <br /> 06/02/99 230 <0 50 <0 50 <D 50 <0 50 40 76 -2021 no odor I no sheen <br /> _ k 08/31/99 120 <0 50 <0 50 <0 50 <0 50 45 56 -2501 no comment <br /> Ill2/99 20.38 Wellhead Survey Data <br /> 12130198 68 1 2 0 76 <0 50 081 4536 2498 no odor 1 no sheen <br /> s <br /> 03126/99 58 <0 50 <0 50 <0 50 <0 50 4108 2070 no odor/no sheen <br /> 06/02199 <50 <0 50 <0 50 <0 54 <0 50 40 52 -2014 no odor!no sheen <br /> y,. 0$131199 <50 <0 50 <0 50 <0 50 <0 50 45 44 -2506 no comment <br /> 11/12198 2065 Wellhead Survey Data <br /> 12/30/98 1,500 73 18 160 64 45 59 2494 slight odor/no sheen <br /> 03/26/99 1 300 54 58 110 15 4139 -2074 no odor/no sheen <br /> 06/02/99 1,300 16 2 5 76 24 40 74 2009 no odor 1 no sheen <br /> 08/31/99 2 400 140 2 1 460 280 4562 2497 no comment <br /> 12/02/98 2087 Wellhead Survey Data <br /> { 12/30/98 180 <0 50 <0 50 <0 50 <0 5o 45 84 2497 no odor/no sheen <br /> 03/26/99 140 0 64 <0 50 <0 50 072 4165 2078 no odor 1 no sheen <br /> 06/02/99 160 <0 50 <0 50 <0 50 <0 50 4096 -2009 no odor 1 no sheen <br /> 08/31/99 120 <0 50 <0 50 <0 50 <0 50 45 74 -24 87 no comment <br /> VW-] 03/26/99 260 000 3,000 1800 9 100 44 000 4158 am nm no odor/no sheen <br /> 06/02/94 84,000 2000 56 000 5,400 26 000 4092 om nm slight odor/no sheen <br /> 08/31/99 ns Its ns ns ns dry nm nm no comment <br /> 03/26/99 ns ns ns ns ns dry om nm slight odortno sheen <br /> - Y�- 06/02/99 ns ns ns ns ns dry nm nm slight odor/no sheen <br /> x' 08/31/99 ns ns ns ns ns dry nm ntn no comment <br /> Notes <br /> TPHg=total petroleum hydrocarbons as gasoline p&tL= micrograms per liter=parts per billion(ppb) rm=not messured <br /> 8=benzene E-ethylbenzene GW=Groundwater na=not analyzed <br /> T=toluene X-xylenes TOC Top Of Casing ns=not sampled <br /> Depths and Elevations recorded in feet <=less it=indicated detection limit <br /> I <br /> 99QMTabie Q Page 2 of 2 HORIZON ENVIRONMENTAL INC <br />