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, <br /> 2011 <br /> Jul 7, �, <br /> Helen Higgins :2- x s y <br /> Claim No. 11775 <br /> B. Monitoring Well Information <br /> Well Designation ., Date Installed Screen Interval Depth to Water <br /> (feet bgs) (feet bgs) <br /> Nov 09 <br /> MW-1 ...Jun 96 50-70 - <br /> MW-1 s Jan 06 40-55 56.64 <br /> MW-1d Jan 06 80-85 - <br /> MW-2s,, z Jun 06 .t 35-55 56.49 ' <br /> MW-2d Jun 06 70-75. .57.41 <br /> MW-3s " ` Jun 06� 30-50 56.47 <br /> MW-3d Jun 06 70-75 56.46 <br /> -MW-4s =:,, Jun 98- -35-55 <br /> MW-4d Jun .98 70-75 - <br /> MW-5s Jun 02 35-55 56.90 <br /> MW-5d Jun 02 70-75 - "56.41 <br /> MW-6s Jan 06 .30-50 - <br /> MW-6d Jan 06 70-75 - <br /> MW-7s Mar 07 30-50 <br /> MW-7d, Mar 07 .. .80-85 <br /> MW-8s :Mar 07 30-50 _ _ 56.35 - <br /> MW-8d Mar 07 80-85 - <br /> MW-9d Mar 07 70-80 " '56.15 ." <br /> MW-10d Sep 08 70-80 55.83 <br /> MW-11 s Sep 08 36-56 56.15 <br /> • ESTIMATED WATER QUALITY OBJECTIVES (WQO'S) FOR SITE:, Per the <br /> Water Quality Control Plan (Basin Plan) for,the Sacramento River.Basin and the <br /> San Joaquin River Basin (Fourth Edition). - ' I ' ' ' ! I , .. ' k - <br /> IV. MAXIMUM DOCUMENTED CONTAMINANT CONCENTRATIONS <br /> Contaminant" Soil m /kg) Water (ug/L WQOs <br /> Maximum v Latest " Maximum 'Latest (ug/L) <br /> Nov 09 <br /> TPH- . _ NA. NA > _ .:-.1,410 fi• 230 5 ; <br /> Benzene NA NA . ,39 1.2 0.15 , <br /> Toluene NA NA 6 .<0.5 42 <br /> Eth (benzene 'NA NA 11 <0.5 29 <br /> Xylenes °' NA NA 18 1.2 117 <br /> MTBE NA NA 0.73 <0.5 5 <br /> TBA NA NA 11 ' <20 1211,200a <br /> 1,2-DCA NA NA 57 4.6 . 0.5 , <br /> PCE NA NA 3.6 0.74 0.06 , <br /> TCE NA NA -. 27. <5 0.8 <br /> NA: Not Analyzed, Not Applicable or Data Not Available <br /> mglkg: milligrams per kilogram, parts per million <br /> ug/L: micrograms per liter, parts per billion r <br /> WQOs: Water Quality Objectives <br /> A, , <br /> California Environmental Protection Agency <br /> 01 Recycled Paper <br />