Laserfiche WebLink
i •, <br /> TABLE 1 <br /> GROUNDWATER MONITORING DATA <br /> Former Beacon Station No 12419 <br /> 2350 Waterloo Road,Stockton,California <br /> I <br /> ethyl Depth to TOC GW <br /> Well TPHg benzene toluene benzene xylenes MTBE DIPE ETBE TAME THA methanol ethanol EDC EDB GW Elevation Elevation <br /> Number Date (ug/L) (ug/L) (ug1L) (ug/L) (ug/L) (ug/L) (ug/l-) (ug/L) (ug/L) (ug L) (ug1L) (ug1L) (ug/L) (uglL) (feet) (feet sea level) (feet sea level) Comments <br /> AS 1 02121/00 80000 7600 16000 1600 9100 34 <2 0 <2 0 <2 0 Q0 380 12000 180 250 4589 nm nm slight odor/no sheen <br /> screened 05/18100 23000 2300 4800 460 29W <10 <10 <10 <10 <100 <1000 <100 na no 4109 nm no odor/no sheen <br /> interval 09126/x0 54000 2600 5300 590 3200 <5 0 no no na no no na no no 4913 nm slight odor/no sheen <br /> 64 69 12/21/00 52000 5000 10000 1200 6000 <500 no no no no no na no no 4779 nm odortno sheen <br /> 03127/01 140000 16000 34000 3300 18000 <500 no no na no no no na no 4665 nm odor/no sheen <br /> 06/26/01 140000 14000 34000 3700 18000 <10 -10 00 <1 0 <10 <100 <100 83 140 4979 nm odorino sheen <br /> 09/05/01 2100001 17000 39000 4600 25400 <500 na no no no no no no no 5441 nm odor/no sheen <br /> 11130/01 150000 12000 32000 4000 19000 <2000 na na na na na na na no 5470 nm odor/no sheen <br /> AS 2 10120/00 29" 140 1600 650 3100 <0 50 <0 50 <0 50 <0 50 <5 0 <50 610 1 1 63 4152 2076 2076 <br /> screened 12/21100 18000 120 1200 530 2800 <50 na na no no no na no na 4598 2522 slight odar/no sheen <br /> interval 03/27101 11000 91 020 230 1800 <20 no na na na no no no na 4651 2575 slight odor I no sheen <br /> 123 128 06126/01 12000 80 68 220 2000 <2 5 <2 5 <25 <2 5 <25 <250 <50 <2 5 50 4925 2849 slight odor 1 no sheen <br /> 09/05/01 7400 75 31 140 1100 <20 no no no na no no no no 5329 3253 slight odor 1 no sheen <br /> 1130101 6600 70 15 110 740 <25 no no no no no no no no 5415 3339 odor/no sheen <br /> AS-3 10120M <50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <5 0 <50 81000 <0 50 -050 4607 2060 2547 <br /> screened 12/21/00 <50 <0 50 <0 50 <0 50 <0 50 <5 0 no no no no no no no no 4805 2745 no odor/no sheen <br /> interval 03/27/01 <50 23 58 <0 50 <0 50 <50 no no no no no no na no 4682 2622 no odor 1 no sheen <br /> 80'-85 06/26/01 <50 <0 50 052 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 12 <50 690 89 <0 50 4896 2836 no odor 1 no sheen <br /> 09/05101 100 <0 50 <0 50 <0 50 1 B <5 0 na no na no no na no no 5411 3351 ododno sheen <br /> 11f301ml 74 13 <0 50 <0 50 <0 50 <5 0 no no no na no no no no 5393 3333 odor/no sheen <br /> Notes TPHg=total petroleum hydrocarbons as gasoline TBA=ten butanol GW=groundwater nm=not measured <br /> MTBE=methyl tert butyl ether EDC=ethylene dlchlonde TOC=top of casing na=not analyzed <br /> DIPE=dosopropyl ether EDB=ethylene dlbromide <=less than indicated reporting limit ns=not sampled <br /> ETRE=ethyl tert butyl ether µg/L= m1cr08rams per Iner=parts per billion(ppb) <br /> TAME=tert amyl methyl ether <br /> 19!JL5 <br /> 711 D Page 7 of 7 HOIUZON WMRO1 MENTAL INC <br /> 1944 M <br />