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i <br /> i <br /> i LEGEND <br /> E <br /> CP,-242 r:, Cr r/PIPP Sample Location <br /> rFf.,M� A-Zone Monitoring Well <br /> B-Zone Monitoring Well <br /> C-Zone Monitoring Well <br /> ,A1WWAV Chevron Monitoring Well <br /> A-Zone Piezometer <br /> I,, LPL Property Line <br /> f�LL Sze <br /> yi-VJ o08fcIP7 of9A-2P 9f9A-1id5V 914A3 I 0 4A LPL 5Q f - <br /> Lincoln Center Boundary <br /> %_ .. <br /> r Former Dry Cleaning Operations <br /> r-Qo ' 1MA i1ar sW,i;s r Selected Buildings& Structures <br /> KQ.5¢.. r,trrt :eur ♦ ♦ PZ 00 l4..... t "' Z-511 <br /> . .... _. <br /> ! �� �, <br /> 959..._ e � i <br /> ♦ ♦ `+ .� MW 109A �� ..,3 <br /> r_r4Y Dov/ *ann/��Qn i(J1W 116A j Location ID <br /> °¢PL 906A PCE Concentration(pg/1) -Duplicate Sample <br /> € all.SA. � ___.. i ♦♦` ..r♦� ��- i �8 .-�r rte-~.-er 91Q0... <br /> CPl'-J4 r jh,YJ 4Ol.w- ,r <br /> 4111 ;-; �' ria_ iz PCE Concentration(jig/1)-Primary Sample <br /> "PT 2R7.i ^h 17.'.9.0.28 <br /> f6000rr i -- 100 ^^ Estimated PCE ISUConCe€7tFatloflOntpllr <br /> MW 093/1 . <br /> Ki�p r 1r1W 046 fU00 �� µ m tl. ♦ r I♦r {HrA55 DS.J <br /> a 1 I 'I <br /> t <br /> \ ti Notes: <br /> f-pry \ 3 <br /> rano F E 9QQQ - CPT Cone Penetration Testing <br /> CPT 242 til] SR '—fig h,w 13s �' -jai'' ..s yr+ , z o17A F <br /> t — - n.n9 PiPP Rush In Polyvinyl Chloride piezometer <br /> h,w.001 rl�i..1r n g� PCE Perchloroethylene <br /> ��•� e• uw.e:w <br /> `��o.e �.,, az�•� Data not used in contouring <br /> v_aono�, 1 Estimated concentration1400 <br /> - <br /> PT- <br /> 246 <br /> w.` rz.-oo A, !Pz-oo6A z Pz-oo2A 1 .Pz=o a- Concentrations of PCE shown in this Figure were obtained <br /> ia5 [ %sQn -Q.as��r From laboratory analysis of groundwater samples collected <br /> from monitoring wells in February 1999 and CPT/PIPP <br /> sampling locations from March 1997 through October 1998. <br /> r•,sv- 16 ' = The estimated extent of PCE shown should be considered <br /> qualitative In nature because of the different sampling <br /> methods used to collect the data and the different time <br /> periods in which the data were collected. <br /> SR3 U N46€eei <br /> LINCOLN CENTER, STOCKTON, CALIFORNIA <br /> Estimated Extent of PCE <br /> in the A-Zone Aquifer <br /> r February 1999 <br /> .. ...................................... <br /> 13 . ... .... ..... .. ..... ...... . . ... .. .. . .. .. . .......... <br /> WI Figure 49 <br /> LEVINE•rHICKE <br />