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LEGEND <br /> P\. 0 Shallow Zone Monitor Well <br /> P� • Shallow Zone Extraction Well <br /> �GG 0 CWS-35 CARDINALAVE <br /> \ Did Not Pump On <br /> January 17,2012 LIBBY O 100-Foot Sand Zone Monitor Well <br /> fl <br /> 3 <br /> <3 3 ♦ 100-Foot Sand Zone Extraction Well <br /> Q\ <3 s <br /> O �O� i o Intermediate Zone Monitor Well <br /> 4- <br /> ■ Intermediate Zone Extraction Well <br /> CO <br /> i� D G Deep Zone Monitor Well <br /> i� <br /> MW-443 Deep Zone Extraction Well <br /> i MW-44, 1 M _401 o California Water Service Municipal Well <br /> MW-206 ® 4 19.05 N1�1161 ® NM ® Domestic Well <br /> MW-302 4.13/4.11 <br /> MW-445 MW-106 <br /> NS 6/6 <br /> 6 Irrigation Well <br /> jj ®Colombini 3 Colombini 3 <br /> MW-468 Well ID <br /> MW-2 NM -23.34 Groundwater Elevations Measured on <br /> MW-210 MW-442 N Colombini 2 <br /> MW-214(I-8) Mw-203 NM <0.5 April 23, 2012 in Feet Above Mean <br /> MW-211 O 2.46 Sea Level <br /> Colombini 2 <br /> EW-4 W-105 4 NM NS Concentration of Hexavalent <br /> N Colombini 1 19 3.11 Chromium in Micrograms per Liter: <br /> EW-3Cn NM 5 4.22/4.22 = Detections for Primary <br /> MW-209 3.08 <br /> Colombini 1 MW-446 and Duplicate Samples <br /> O <br /> Mw-2o7 MW-465 4 a / <3 Concentration of Total Dissolved <br /> o EW 2 MW-447 04 (-19.25) MW-468 / Chromium in Micrograms per Liter: <br /> MW-6 MVV-2 S_8) WAGNER NS -23!34 g <br /> MW-212-BMW-102 TW44 M—400 MW-328 <br /> MW-5 <3 Ns CWS-62 <3/<3 = Detections for Primary and <br /> MW-101 MW-104(S-2) n� MW-467 <3 Did Not Pump On Duplicate Samples <br /> TW-15 MW-444 -439 April 26,2012 <br /> MW 213(I-7) TW-13 -22'71 (1 6)nAWFS NS Last Sampled on or before April 2010 <br /> MW-202 - MW-361 O NS <br /> TW 12 <br /> MW-4 -22.31'M.W- 103 M' 5, S/D MW-321 (1-9) <101 c Last Sampled in April 2011 <br /> <0.23 Last Sampled in October 2011 <br /> MW-1 MW-107 <3 IV MW-30_ <br /> MW-7 N/-16 S=9 MW-462 4 Last Sampled in January 2011 <br /> M 205(S-7)0 MW-324(1-10) MW-326 NS NS Not Sampled <br /> MSD p <br /> MW-320-D\ MW-363(D-1 -I-11M C001 <101 A Screened in the Shallow, 100-Foot <br /> MW-208 _23.93 ® � MSI MW-431 <br /> 1.913 Tv�-17 ( ) ( MW-412(S-3) MW_41 Sand, and Intermediate Zones <br /> MW-300 Ev�_1 S-6 M -424 1-2 MW-461 D-2 <br /> 11122 MW-303 23`.03 (-19.25) Anomalous Data/Not Contoured <br /> MW_460 SIN LAIR <br /> FRANKLIN HIGH MW_322 MW=9 -22.95 NS -3 M - ?^" ^) W-434 <br /> SCHOOL MW-323 NS <3 w <br /> MW-201 MW-425 <101C1F=R_TR1_1nF 171 ,23.00 v 3.00�? Contour of Equal Groundwater <br /> MW-327 MW-3 4 W"422 MW-4301 Z ¢ MW-463 43 2Elevation <br /> O MW-310 MW-325 MW-423 MW-466 = w -23.06 Direction of Groundwater Flow <br /> AnFI B RT <br /> -23'20 <br /> MW-364 I10 -440 NS <br /> ® <br /> -22.9 <71 <br /> NS MW-410 MW7464_ <br /> NSI <101 -22 85%h a� M - 37MW-435 <br /> <101 MW-420 0 NS <br /> RC CWS-20 31 <br /> MW-438 M 428 MW-421 Did Not Pump On CWS-52 <br /> April 26,2012 Did Not Pump On <br /> _4.22+4-22 3 MW-432 April 26,2012 <br /> <3/<33 NS <br /> 1 11 1 IAN <br /> ® 0 650 HINKLE <br /> Feet <br /> D U D E K Figure A-8 <br /> SPX Cooling Technologies Groundwater Elevations and Chromium Concentrations in the Deep Zone in April 2012 <br /> 3909-20 <br /> APRIL 2012 Stockton,California <br />