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Q DIM <br /> 41•iY,1 <br /> tiNPI WNuir. TPH Le id Atv* Naphthalene <br /> o smai0 Na NO Of* BM TPH �d kox lu�reare Sample 10 Oats <br /> t >� 44 11; %4 '14 411 D 4 n*9 'o9 m9�9 M94 u3 H9 <br /> iPN4:pp B1-2 TPH4=110 <br /> �1-1-' IB20.E 9111 Ho 11.8 i XeP! 'B1-1/1A _1/ ❑�� E�11 7l8f20C9 1 1.6395 TPM0=120in 184 <br /> 400 <br /> 3'•141 87i I W 8:19] Ni W N4 HO Tg_A • f6-13 TW-2 ° TB 18 Tg_1 E31.3 71812�D 3 4421941 HD 696 675 NQ <br /> 8111 I8Z0131 3 oilum M In to tH no Al-SG2 Al-1 <br /> 3 @1.15 1 5 V] IH H0 eB1 d� 31A TW-3� ® TPH{I=11K <br /> o Al-SG1 B1-SG1 C1-SG1 D1-SG11-5 7 3 ,0002994 4.74 512 NQ <br /> J 811E 1 1 8 h to T ►a He rW-4 Al-SG3 OBI <br /> ® • • • TPHtno-3240 <br /> E1-SG1 � �� <br /> 3 TP-1 ® TB-12 TB-17 E�4 7l8f20C1 8 4.446981 TPH --S 4d 4.$2 4.91 ND <br /> ED <br /> TB- <br /> TB-15 <br /> o TB <br /> ® EPM BrIC>d2908 8 HA NA M M HQ <br /> C OLE RACK re- o® <br /> TB-3 - <br /> a SUBSTATION YARD 2-1 <br /> •E2 2/2A E3.1.10 718f2�6 10 15419 TPHEa6600 341 d38 NQ <br /> ti <br /> TPH-Mo-9400 <br /> ti <br /> TB-7 - - - - - TB-22® E2-1 TPH•g-660 <br /> L Ala ® B2-SG1 C2-SG1 • <br /> u, Deptl kegs Hepgae Haraee PCS 1� BTO AAG DDC • D2 G E2-SG1 1■ EP-10D TRY20C6 10 0.5347 TPHd=9200 291 426 HO <br /> m 5amplel0 Date arltik v11*OmW 1 _ C -1/1 TPko-IN <br /> o U- B-2 ` W A R E H U S E i ® TB-11 /T:29 a-3o® E 1.13 Tf8I20C6 15 ND ND 4 93 4 51 HO <br /> aia t al 3 1r3 1 T3 'mr v1 A2- /1A I CANOPY 8'Zp4 T -31® TW-1 t9 <br /> C$ A15G 711920 5 &10 oh 84.8 LW 4.9) 1N0 HO T-i.q ow-5 ■ I <br /> V7�® A3-SG3 I --- <br /> a OV9 VOW-2A3-SG2 43-SDFFICE <br /> // TB-27 E3-1/1 . <br /> 6 W�5 T B-25 ED TB-2 <br /> y E3-SGl E3-2 TB 24 Constituent <br /> A3-SG TB-1 <br /> 3-SG1/1A oW-3 133-SG1 C3-SG1 D3-SG1 • <br /> MOW <br /> A3-1 TB-9 m TB_10® TB-33 Sample ID Date f)epth Total PAHs BTU TPH Lead Arsenic <br /> a A3-S 6 TB 3 ® B-28® ® TB-28® mM1� m m !k m !k mpg <br /> MAIN ENTRANCE GATE 1 v10 3 5 s - 1A METER ANDNATREGULATOR AREA mpg g <br /> L TB-24-1 Dec-88 3.0-3.5 ND ND ND 12.6 18.8 <br /> CL v13 ID \ - TB-24-3 Dec-89 7.5 .0 ND ND 180 NA NA <br /> L - � + B=0,005 <br /> LL TB-244 Dec-88 10.5-11.0 0.350 T=0,037 5,540 7.1 8.2 <br /> Nye A3SG1 E=0.014 <br /> rn Sam le 10 pate Depth B(a)P Equiv. BTEX TPH Lead Arsenic Naphthalene Carbon <br /> P Il rnokg Vkg mgikg m$g rn+kg uglkg Sample III) Date Depth MEK Acetone Disulfide Heptane Hexane PCE TCE BTEX <br /> 0 TPHt�=0.s10 a ug1m3 ugfm3 uglm3 ug1m3 uglm3 ugm3 ug/m3 uglm3 <br /> f A3-2-1 711012008 1 25524 NA TPH•d=130 18.0 1216 luo <br /> s TPH-mo=1000 B-26DOO <br /> 8=88.0 A3-SG1 711512008 5 ND ND 610 65000 72000 ND ND T=16DO <br /> A3-2A-1 812612008 1 NA. T=3.10 NA NA vA 61flo E=74000 <br /> a E=62.0 <br /> e X=78.9 X=200000 <br /> ti B=50.0 B=27000 <br /> 4' T=2.10 T=17DO <br /> C A34A4D 812$12008 1 NA N;:. NA NA 86fl0 A3SG1 D 7115/2008 5 ND ND ND 66000 70DOO ND NO <br /> £ E_ fl E=76000 <br /> Q. X=39.9 X=199DOO <br /> Q. TPH-g=0.660 <br /> 3 A3.2-3 7=20U8 3 ND NA 8.69 8.16 ND <br /> ti TPH-mo=27.0 <br /> d <br /> A3.2-5 71IW2008 5 ND NA TPH-g=0.000 8.53 9.75 ND <br /> a A3-2fa8 812612008 8 NA B=1.10 NA NA NA ND rr �Inn <br /> i 3.90 <br /> X- L�U�IV11 <br /> 3 A3-2-10 711012098 10 4005301 NA TPH-g=200 5,28 fi.68 240 <br /> A3.2-1)D 71IW2008 10 ND NA TPH-g=2.40 5.90 5,31 ND <br /> of <br /> A3.2-15 71IW2008 15 ND NA ND 7.89 8,34 ND <br /> u A3.2-20 71IW2008 20 ND NA ND 6.19 6.63 ND <br /> � ,03.2.25 711012008 25 ND NA TPH =2.90 2,43 2,13 ND 81-2• PROPOSED SUPPL, SOIL BORING LOCATION <br /> 1■ PA SOIL SAMPLE LOCATION <br /> m A3-SG4■ PROPOSED SUPPL, SOIL/SOIL GAS LOCATION TB-19® SI SOIL BORING <br /> 41 Definitions: E3-2♦ PROPOSED SUPPL. SOIL/GRAB GW LOCATION TW-1 S SI MONITORING WELL Proposed Soil/Soil Gas/Groundwater <br /> `" B(a)P Eq=Benzo(a)Pyrene Toxicity Equivalent Value <br /> CL TW-5S RI MONITORING WELL B-2 ♦ UST SOIL BORING Sampling Locations for the <br /> 0 BTEX=Benzene,Toluene,Ethylbenzene and Xylenes p g <br /> TPH-g=Total Petroleum Hydrocarbons-Gasoline E3-1• RI SOIL BORING LOCATION OW-1 m UST MONITORING WELL <br /> M TPH-d=Total Petroleum Hydrocarbons-Diesel A2-SG10 RI SOIL/SOIL GAS LOCATION (ABANDONED) Supplemental Site Investigation <br /> .6 TPH-mo=Total Petroleum Hydrocarbons-Motor Oil V13* UST GAS SAMPLE LOCATION <br /> Lo NS=Not Sampled CLIENT: <br /> ND=Non Detect Pacific Gas and Electric Company <br /> +1 mg/kg=milligrams per kilograms LOCATION: <br /> Q. <br /> ug/kg=micrograms per kilograms 50 0 100 CATCH BASIN DRAINAGE SWALE/DITCH Former Tracy MGP Site <br /> A <br /> ,n Notes: EXISTING STRUCTURE CHAIN LINK FENCE Supplemental Site Investigation Tech Memo <br /> a All results are reported detections;however,for samples that had no SCALE IN FEET � RAILROAD TRACK O <br /> w FORMER GASHOLDER LOCATION FIGURE: <br /> P1 detections,were not sampled or were not analyzed for a particular <br /> Y constituent,results have not been provided in this figure. PARSONS 6 <br /> w <br />