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March 2006 March 2008 March 2009 <br /> EroP..ai, � �H-. RYP-nn Thr � cNP-a< \\\\\\ •'yi' <br /> EKP_03 <br /> friT-02 <br /> Env-02 E P-C3 <br /> PY-08b Lira-o+� PZ-06* nrP-o+,*- <br /> w-114 P-0 vv130t P-01� \\ <br /> \ P- <br /> ER.eWe3o P- La \\ z� ...P.°^w .:..:..: :. f— - xo<a7 � EP o... ' <br /> FORMR:[xTRACTtON uALEERY <br /> .....::....... t1S ...-.. .:--. - ..-._ .:.._ ti... .. ., R :'T: N'OAEL£RY:;-s...: in7-E5A <br /> fOFtNEA E%TRh.CTIOHGN.EEFfY ,';;. $N <br /> FaPa <br /> NO07 * Ic <br /> . . .'- <br /> '.i...... <br /> Y -ISA <br /> P <br /> NAREA, <br /> . C PAVED::PARKNC ...... . : : Ag <br /> A O- ' j$& <br /> 1 c2_ss <br /> .,.:.STAT .,. ..... .. :. .. S'TAAWl 7+di/SE <br /> 0� T /uusE , <br /> '.-:. .... .... ..: \... :.,.STAi1pN EgaSE..- ... :., ::: .. _-. ::. .,:... ��� ... .. r' :,... --. ...::. <br /> 1 - - ..... .T.:. ..n,. / <br /> 13 <br /> dc <br /> NC:PA4EO <br /> A/C Avfp:ROAD� .w-OSh -N,-� <br /> 1 <br /> OF, w IAM 4, = u �. M+1 WA <br /> w-+u t <br /> — — x50 :.. 4 - — 730 \ 2k A — 2w <br /> -- Pz-pa3s �- <br /> +Gill-� 93 IOM-OS — :y R-Ox 6+01 lT07A 1611'-� _ — P �_m 316 300 <br /> M-02 MVM-,o W-0 VAf-FtA *KW-10 w_o <br /> O vN-t0 M+7_a uw-� ` � <br /> KW- <br /> - <br /> _g�.. _ W-12A _ .--� Y - w-IxA ~� � - •� '� _.-_ _ W-!7w _� — <br /> o�. � low- <br /> , - • -011 �^ \ PZ-02 NO<a7 +CG-Dir `\ PZ-02 N0<46 99 <br /> \ w-02A Z-01 ,wt-aiA x-01 <br /> MN-oYA W z-0+ 09 sw \� ee00� �C%09 sao \� <br /> t» J <br /> • r'CSRuFft y� R MFR <br /> Y IP(: PONO I�� / x TPCi, PIEL) <br /> i £XCA�:" H <br /> PPCA POND �/ / _ !� <br /> 1 Excnv.4T o: 1 _ 1 <br /> <_'Ja _ w<47 _ W<48 _ <br /> March 2010 March 2011 <br /> E _t tiH LEGEND <br /> �:. Ground Water Monitoring Well (A ZONE) <br /> z;r oz\ e+m-�a cw�-nz t a-Gs <br /> - - - - Piezometer Well (A ZONE) <br /> PY <br /> Pz -0 3 Temporary Well A ZONE <br /> M-t1A P-O fir",\\ Yhtd14 P o P, rY � ) <br /> M0<sx P°�— 7 U NMI P° — ��\\ Free-Phase Product <br /> ,�OLIv FORMER EXTRACTION GALLERY! '/x.,54 w,., ..jp :: rORMEN E7RW1CigNA GMEFNEf FP <br /> I MS ,- - _ PIMP House/.'` �<?S YP - _ <br /> JI .A/G PAVEEIPARKING AREA .+��.� A/C PAVED PARKING,AREA - � �P 27O TEPH=d Concentration in deg/L <br /> NS Not Sampled <br /> tiiON NOusE �� l 1115E NO TEPH Not Detected Above Laboratory Reporting Limit of 50 µg/L <br /> - ��- - TEPH-d Total Extractable Petroleum Hydrocarbons Quantified in the Diesel Range <br /> _�-__ --�� Contour Interval {ITz / ) Dashed Where Inferred <br /> TEPH C t I <br /> A)c PAv£o is G �T i - - Ajc.pAvEO ROAO ��� ---- UPRR Pro caper l Bounds <br /> g L - <br /> Pz-oe �" P Y T <br /> Pz-a <br /> "80 *� - f��1 .�._ Existing Fence <br /> x7 _ _ - <br /> _�__- w<s6 Tom•= I� T� <br /> - - -_ p • Pz-03 �....,....r-�••e- Railroad Tracks <br /> Pi_a9 PZ-03 <br /> f xxA <br /> t°w-a5 - €Ijl ,„-02 �'in 4�iw 760 � M�1-as -.-� _ -) � � / --•--•---- Limits of Impoundment Excavation <br /> l yIGM'-ta M,- — -t,A {f £i Gv1 iP IM-t0 No —_..._...:._...._— <br /> It *W' �'7 ~ ` W.s.i.D. Irrigation Conal (Buried) <br /> - - <br /> o0vr-a��._ --- _ - - w. ! r-,x4 '6T �o Infiltration Gallery <br /> .MTM-air• _ PZ-aY NO<31 - I*-nT � j1� C 110? - <br /> ,,no \�� b. Pz-a+ _ W=0 Pz-0+ - O Bioremediation Treatment Beds <br /> HER I Concrete/Asphatt Pad <br /> x TPrA 'JNN PONE] - <br /> c3 r-x3A w i O Building <br /> Excrl�A ou ��• A>�s•� 1 exc>- 'Flora �• � <br /> Road or Paved Areo Building <br /> �i52 NOTE: March 2007 'samples were not analyzed for TEPH due to sample error. <br /> UNION PACIFIC RAILROAD COMPANY <br /> FORMER MAINTENANCE FACILITY <br /> TRACY,`CALIFORNIA <br /> 2010/2011 ANNUAL MONITORING REPORT <br /> A-ZONE TEPH CONCENTRATION <br /> 0 200 CONTOURS BETWEEN 2006 AND 2011 <br /> s <br /> FEET V2 ARCADIS <br /> 9 <br /> FIGURE <br /> I <br />