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LEGEND: _ <br /> NOTE: ISOPLETHS WERE DRAINN USING CONCENTRATIONS <br /> MONITORING WELL FROM THE CURP,=NT QUARTER'S SAMPLE RESULTS <br /> AND RESULTS FROM, THE PREVIOUS QUARTER FOR NORTH <br /> EXTRACTION WELL WELLS THAT WERE IJOT 'SAMPLED IN THIS QUARTER - - - <br /> [A INJECTION WELL <br /> .� TCE CONCENTRATION <br /> ISOPLETH (I[.9/L ) _ --- <br /> ND TCE NOT REPORTED <br /> ESTIMATED AREA OF GROUNDWATER MW5496 I <br /> IN WHICH CONCENTRATIONS ARE K—*-IAW523B 0.7 <br /> GREATER THAN THE REPORTING LIMIT ND �_ MW522B <br /> OQ97) WELL WITH A 1097 SAMPLE RESULT NO I w5056 € <br /> INFLUENCING CONTOUR <br /> �e EXTRACTION OR INJECTION WELL = iI <br /> NOT IN OPERATION DURING 2Q97 <br /> 3r4+N5?3�aE3 1hW52�#B MW525B <br /> VALUE NOT USED TO DETERMINE g < f?IW�47,B. NO <br /> ISOPLETH I 0 <br /> ACL AQUIFER CLEANUP LEVEL [, EWNB5� M+dE5"B <br /> MW511B MW461B MW4568 75 i5_p <br /> ACL FOR TCE IS 5 g/L M+N508B'.: 170.0 1u1w517FT <br /> µ ND (7097) 14.0 2. <br /> 13;O <br /> 4 <br /> 85. -: <br /> - - =g -�– <br /> is1w43 1 <br /> - 1- <br /> r <t" <br /> - <br /> ---......... <br /> - <br /> _., <br /> 4 1 <br /> ,JL <br /> MW 55B <br /> ..>:. .. . :.., .. - — - .._... --.._..__:-:: 1M[rV4'. 9E a �. <br /> �. -- -- - <br /> . . - <br /> .. 7 <br /> r� <br /> 1=Nlq�A6 <br /> �•�� r; G i I :L I. IWB :E 4412 <br /> mv <br /> a hW..Ci 1. <br /> I+f4Y4�1'�#3 `D a. �' :.�'i�' /, I - [:_... - - <br /> -- <br /> I IW488B <br /> hy,� :�: � ;--. .: .. .... ..�.� .�::�:� .. �:�,� ---2.r.�(.i `�7}. -,:� -�� '� _-:;.;�,5;G -1---•'---'I- ..._.._ _ --__-..___-....._ ___�_-.___ � ___� JJ� i-'� N4 <br /> - <br /> . •lf i.� <br /> , .L..l._ <br /> f .. ...... <br /> i __._.....-- - - <br /> 1 <br /> --------------- <br /> ----- i=igure 3.3-2 <br /> TCE Concentrations in Groundwater <br /> o aaa <br /> in the B Zone <br /> SCALE IN FEET Second Quarter, 1997 � <br /> DDRW-Sharpe <br /> SHARPE4 2497 STCERF2Q 52Q97BT3 SAC VRL <br />