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OU2-A015-S2 0. 5 2. 3 6 11 <br /> TE 1 ,300 1 . 5 2 . 8 720 <br /> TPHmo 41300 < 50 < 50 1 ,400 <br /> BTEX NO ND ND ND <br /> TEQ ND ND ND ND <br /> OU2-A015S3 0. 5 1 . 5 6 11 AOI -5 0 150 <br /> TPHd 2, 100 1 , 100 3.7 160 OU2-A015-S2 . Feet <br /> TPHmo 7,400 3,400 < 50 450 <br /> BTEX ND ND ;ND ND 0U2-A015-S3 OU2-A015-S1 0 . 5 1 . 5 6 11 <br /> TEQ ND ND ND TPHd 490 170 19 21 <br /> TPHmo 21300 860 < 49 69 <br /> OU2-AQI5=S1 BTEX ND ND No ND <br /> TRY- 1 TEQ ND ND No ND <br /> OU2-A015S4 0. 5 3 11 OU2-A015-S4 1jam <br /> TPHd 7,000 25 3. 2 TPHmo 15,000 85 < 50 <br /> TRY-1 6.0 18.0 <br /> BTEX ND ND ND TPHc 12,000 J < 14 <br /> TEQ ND ND ND / BTEX ND ND <br /> 416 TEQ 0. 14 NDC <br /> 01.12-A014-S2 0. 5 1 . 6 6 11 <br /> TPHd 1 , 900 140 300 23 TRY-2 6.0 18.0 <br /> TPHmo 69200 660 930 97 <br /> BTEX ND ND ND ND ! „ TPHc 28 J 6. 2 J <br /> TEQ ND ND ND NDBTEX ND No <br /> OU2-A014-S2 TEQ 0.0017 0.0017 <br /> 0U2-A014-S3 0 . 5 2. 7 6 11 TRY-2 <br /> OU2-A014-S1 <br /> TPHd 300 4.9 240 18 0. 5 2 6. 3 11 <br /> TPHmo 13400 < 49 19000 79 <br /> / OU2-A014-S3 � TPHd 380 850 22800 5,400 <br /> BTEX ND ND ND ND / OU2-A014-S1 TPHmo 1 ,500 3, 100 8,400 5, 600 <br /> BTEX ND ND ND ND <br /> TEQ ND ND ND ND TRY-3 a ,' TEQ ND ND ND ND <br /> o �. . / <br /> TRY-313 , ; <br /> AOI-4 <br /> (n - TRY-3 22.0 <br /> N ~ ' 1'� • . <br /> TRY-11 6. 0 8. 0 �1 TPHc 6.4 J <br /> _ BTEX ND <br /> TPHc 970 J 410 J TRY-11 JTEQ 0.0018 <br /> m Benzene 0. 0005) < 0. 21 <br /> TEX ND ND �` - <br /> N TEQ 0. 0020 0. 0053 • �` ' <br /> 00 <br /> 0 <br /> C) EXPLANATION <br /> 6 <br /> o Tracy Rail Yard Operable unit (OU ) <br /> aTracy Rail Yard Area of interest (AOI ) Notes: <br /> E 1 . TPHc = total petroleum hydrocarbons quantified as crude oil . <br /> o OU2-A015-S2 O Previous soil sample location 2. TPI-Id = total petroleum hydrocarbons quantified as diesel . <br /> al 3. TPHmo = total petroleum hydrocarbons quantified as motor oil . <br /> 0U2-A015-S1 0 Previous soil and groundwater 4. BTEX = benzene, toluene, ethylbenzene, and xylenes . <br /> �I sample location 5. TEQ = benzo(a )pyrene toxicity equivalent. <br /> co 6. ND = not detected above laboratory reporting limits. <br /> Ci TRY-3B Previous groundwater sample location <br /> rn 7. NDC = no carcinogenic PAI-Is were detected . <br /> " I Petroleum hydrocarbon affected soil 8 . NA = not analyzed . <br /> n noted in boring (AMEC) 9 . < = not detected above the laboratory reporting limit shown <br /> 001 10 . J = target analyte was positively identified , numerical value <br /> • • - • • - Former Tidewater Associated Oil is approximate. <br /> LO <br /> 01 Company (TAOC ) pipeline 11 . mg/kg = milligrams per kilogram . <br /> - - - - Former Old Valley Pipeline ( OVP ) <br /> YI Groundwater flow direction <br /> C1 Sample ID PETROLEUM HYDROCARBON <br /> Depth in fee <br /> i (bg below ground SOIL SAMPLE ANALYTICAL DATA - <br /> TRACY RAIL YARD A0I4 AND AOI -5 <br /> TRY-1 s.o 16.0 Tracy Rail Yard Off Site East Area <br /> 0 TPHc 12, 000 J < 14 <br /> O BTEX ND ND Tracy, California <br /> 07 TEQ 0. 14 NDC <br /> t By: MMG Date : 6/8/2011 Pro ect No . OD11161130 <br /> Concentration of constituent in mg/kg <br /> CL°' Constituents AMEC Geomatrix Figure 3 <br /> LL <br />