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255-260-17 / <br /> SB-23 <br /> PHd 60 <br /> + \ \\\\ TPHgsg ND(R) <br /> i'\ \ \ BTEX NCD J �� <br /> All PAHs ND p/ <br /> 4 \\\ <br /> 255-260-16 IPJ G <br /> 016-002-07 <br /> V <br /> \^SB-30 � \ �z \ \ MW-6 SB-25 <br /> 13- <br /> TPHd/ <br /> TPHdsg 240 <br /> • ':4 \ / TPHg ND(R) <br /> BTEX ND3(R)) <br /> ti SB-30 `.i \.0 \ -18 \ B- 4 Fluoranthene U. <br /> TPHd ND 01 \ / \ Naphthalene 0.9 <br /> Q TPHg ND _ ) \ \ Phenanthrene 0.6 <br /> O ABTEX ND ll PAHs ND S 1 \ \ All Other PAHs ND <br /> SB-� �Oo \\ \ S -19 <br /> s ♦ � Estimated Extent of Affected <br /> Groundwater based on TPHd <br /> \S -25 1 Concentrations >100 tag/L <br /> _ - :tip SB_ 0, (dashed where inferred) <br /> J i 1 i �� 1 ..1 � \ " �~ \ W-7 <br /> � MW-3 . <br /> 255-260-03,. ^��8� B=3! _ S j`14'� \\ �/RRiGq TiO— \ <br /> SB- �� <br /> P BELLINI i M -1 <br /> SB 6 S <br /> ROPERTI� I SB_-11 S9-12 <br /> �t .. SB-5 l;. r o� <br /> NP 016-002-06 <br /> �4 ` + +P WSE i <br /> 1 _ \ �Q <br /> I <br /> L TPHd ND Y B-TPHg ND FORMER ' 1 4� ~ t <br /> i t X tic <br /> BTEX ND 1' HEATER \\ .CG_ <br /> Acenaphthene 0.01 I ousE , \ v'9 <br /> Fluoranthene 0.06 '' "SB-36 A -2 I I J <br /> Fluorene 0.03 <br /> Naphthalene 0.02 <br /> Phenanthrene 0.2 -3 \ <br /> All Other PAHs ND <br /> _ 016-038-03 A01 • ` \ <br /> �B \\\ <br /> SB <br /> • 2 \ <br /> / I! MW-5+ 0J ' \ <br /> r'I A -6 v <br /> AS <br /> myl <br /> ' ASB-10 •' \ <br /> 7, k ti SB-22 <br /> t` TPHd 780 <br /> TPHdsg ND R) \} <br /> /" g �' <br /> 4RCOS y Benzene 0.5 \\ <br /> A \ <br /> i <br /> PROPERTY ��� ��; � '��,. Toluene 2.0 \ <br /> Ethylbenzene ND f <br /> _ �Oi 1 Total Xylenes ND \ <br /> _. ?`�� A <br /> `° ll PAHs ND <br /> a •I o% 016-038-04I AG <br /> 40 <br /> DEFINED: Sample Designation <br /> +� <br /> SB-25 Chemical ConcentrationTPHc <br /> � i <br /> 3 BTEX ND reported in micrograms $ i � SB 80 ' -N- <br /> All <br /> N-All Other PAHs ND per liter(ug/L) <br /> _ Analyte I <br /> TPHd Total Petroleum Hydrocarbons Quantified as Diesel " \ <br /> > TPHdsg Total Petroleum Hydrocarbons Quantified as Diesel <br /> a' with Silica Gel Clean up <br /> TPHg Total Petroleum Hydrocarbons Quantified as Gasoline <br /> BTEX Benzene,Toluene,Ethyl Benzene,Total Xylenes o 60 120 <br /> PAHs Polynuclear Aromatic Hydrocarbons i ; APPROX. SCALE: 1 inch = 120 feet <br /> ND Not Detected at or Above Laboratory Reporting Limit i w,r <br /> 0In <br /> -X— <br /> x x x x x _� x —X—X 4 <br /> LEGEND GROUNDWATER ANALYTICAL RESULTS MAP <br /> Soil Boring Location(SAIC,2005) SB-1 <br /> SB-22 ♦ Soil Boring Location <br /> (Geological Technics Inc., 1995) MAY 2005 <br /> > MW-4 Monitoring Well Location se-3,& Soil Boring Location <br /> ® Domestic Supply Well <br /> (Radian International lnc., 1998) Vernalis Pump Station <br /> j SB-13O• Soil Boring Location 35500 Welt Road, Vernalis, California <br /> N Fenceline and Property Boundary (Geomatrix,2002) Y <br /> p ( ) SB-16 i Soil Boring Location drawn cto/VJH checked JDW approved JDW Figure <br /> ––— Former Tidewater Associated Pipeline TAOC <br /> Former Old Valley Pipeline(OVP) (Bellini Investigation,Geomatrix,2003) date 08/23/06 Jdate 08/23/06 date 08/23/06 <br /> ASB-1 job no. file no. <br /> %_ 016-038-03 APN-Assessor Parcel Number 10 <br /> NOTES (Arcos Investigation,Geomatrix,2003) <br /> 1.Sample Locations are Shown in BLUE Unless Otherwise Noted. 3.(R)=Rejected. Results unusable.See Appendix C, <br /> ,,Science Applications <br /> 2.Analytical Results Greater Than an Action Level Shown in RED. Data Usability Summary and Labratory Reports. <br /> From science tOSQklYH]flS'u International CorporationSource:Historical site map of the former Standard Oil Company Vernalis Pump Station,provided by ChevronTexaco.Report of Soil and Groundwater Investigation,Geomatrix,January 2004. <br />