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EWP-06 F46-j' /RR�G <br /> EWP-05 EFT �T/O/V <br /> EWP-03 H ST ' 0%, \ <br /> FT (6� <br /> \ OtrFR <br /> EWP-02 EWP—.,., 10 <br /> —� PZ-06 EWP-01 EW 07 E%—, \ ND<51 <br /> �� EWP-13\ \ <br /> MW-13A P-0 EWP-14 \ \ <br /> ND<51 P-02/� \ \ <br /> MW-03A FORMER EXTRACTION GALLERYP-04 <br /> NS PUMP HOUSE NP-05 <br /> MW-15A P , EWP— \ \ <br /> A/C PAVED PARKING AREA \ <br /> A/C PAVED ROAD I E P-16 <br /> -6 <br /> ION <br /> PZ-07 <br /> 09A MW-27At <br /> 690 <br /> 230 —� <br /> 0 <br /> -- O — <br /> A C PAVED ROAD 0° W —08 PZ-05 A/C PAVED ROAD <br /> LL MW-05A <br /> PZ-04 <br /> ND<54 MW-10A _ MW-0 MW-14A \ '� <br /> X280 — ——FP — ——— — _ / 280 MW-24A ' <br /> _PZ-10— 180 \ <br /> MW-04A I Q —T — — PZ-03 <br /> ND<55 — Q --- L ---� <br /> BIOREMEDIATION IGW-05 3 x,203 MW-22A <br /> TREATMENT w-07 —— °°— —— _02 1'200MW-25A 200 <br /> r— ° -——— ENGI H E FP 560 <br /> BED IGW-10 <br /> MW-07 I p^ MW-111 I <br /> y IGW-08 IGW-06 _ = FP <br /> FF-❑OIL/WATE®R se <br /> aarnro_R _ — <br /> _ MW-12A i <br /> IGW— W l-=t MW-027 PZ-01 ND<52 <br /> COMMUNICATIONS I 530 0 <br /> FACILITY Mw—os <br /> IGW-04 ORMER FP / <br /> IGW2 TP A POND :ice MW-23A <br /> LL> <br /> EXC TION 60 <br /> o LLj MW-26A <br /> Qs ND<50 \ /J <br /> a MW-01 A N <br /> 70 / <br /> L <br /> m� � � � LEGEND <br /> / Ground Water Monitoring Well (A ZONE) 100 TEPH Contour Interval ()ug/L); 0 100 <br /> Q . Dashed Where Inferred <br /> o Piezometer Well (A ZONE) <br /> / —.—.— UPRR Property Boundary FEET <br /> Temporary P Y Well (A ZONE) Existing Fence <br /> i FP Free—Phase Product +--�-�--�— Railroad Tracks <br /> -s TEPH—d Concentration in Micrograms <br /> Limits of Impoundment Excavation UNION PACIFIC RAILROAD COMPANY <br /> s 240 g FORMER MAINTENANCE FACILITY <br /> per Liter (Ng/L) —..—..—..—..— W.S.I.D. Irrigation Canal (Buried) TRACY, CALIFORNIA <br /> o / ND TEPH Not Detected Above Laboratory Infiltration Gallery 2010/2011 ANNUAL MONITORING REPORT <br /> z Reporting Limit Shown <br /> wo Bioremediation Treatment Beds MARCH 2011 A-ZONE TEPH <br /> air TEPH—d Total Extractable Petroleum Hydrocarbons <br /> �w <br /> Quantified in the Diesel Range IConcrete/Asphalt Pad CONCENTRATION CONTOURS <br /> d a Building <br /> Based on results from March 2011. FIGURE <br /> s 0 Road or Paved Area <br />