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MW-401 LEGEND <br /> -20.43 <br /> 1.22 <br /> MW-44' Lq <br /> MW-302 o Shallow Zone Monitor Well <br /> n, <br /> (-1,9.54) • Shallow Zone Extraction Well <br /> �O� 1.02 <br /> 4 O 100-Foot Sand Zone Monitor Well <br /> ry0. EW-5 THELMA <br /> -21.433 ♦ 100-Foot Sand Zone Extraction Well <br /> 13.2 <br /> -21.44 ❑ Intermediate Zone Monitor Well <br /> -21.44 <br /> MW-210 n• <0.21/ 2# <br /> MW-2 ¢ 6/5 ■ Intermediate Zone Extraction Well <br /> 1.00" ® Deep Zone Monitor Well <br /> 5" <br /> MW-1 06 le Deep Zone Extraction Well <br /> (-1,7.10) <br /> 225," o California Water Service Municipal Well <br /> EW-2 232" <br /> 7 21.69 ® Domestic Well <br /> MW-207 ^���/ __21•.00 NS <br /> -21.41 MW-203 a Irrigation Well <br /> 56.3" -21.88 <br /> EW-4 O NS <br /> -21.24 MW-105 MW-304 Well ID <br /> MW-209 13.6@ (-20.61) Groundwater Elevation Measured on <br /> -20.860 5130" 5 000 2 <0.2" -23.80 July 16, 2012 in Feet Above Mean <br /> NS - .� K Sea Level <br /> 50 _J MW 21 508 ° 9.03 Concentration of Hexavalent <br /> IL 50 MW-6�'d- J Chromium in Micrograms per Liter: <br /> EW-3 W_ 12, -21.54 ° °O o• TW-14 <10/<10 = Detections for Primary <br /> -21.62 I� <0.2" ° O -22.48 <br /> 12,500 4 °�• 6" ry�i" 0 00 <0.2 MW-328 and Duplicate Samples <br /> ° ° ° ° • 6 Mw aoo 10 Concentration of Total Dissolved <br /> 12,600 •MW-102 0 0 0 0 0°° <br /> MW-5 2 /50 -21.29 ° 022:50 000 ,a MW-467 (19.75) Chromium in Micrograms per Liter: <br /> 21.51 V 503 VAR 'P3 07) 61 ° 0000 MW-204(S-8) NS <br /> MW 101 " 3/3 = Detections for Primary and <br /> NS O @ 503 1 -21.54 0 ° ° 47 D -22 01- <3 Duplicate Samples <br /> °<02>" °o MW=10° ° 47 P ~� 390 #,# Sample Result from April 2012 <br /> MW-10 _ 00( <br /> -21.92 5 .. NS.22 0000° 1�,, ' 0000° @,@ Sample Result Prior to April 2012 <br /> NS 500 JI 0000° ft-4 8 00C <br /> 7" MW-202 50 •0000 <br /> I V-4 b ❑M W <br /> -21.10 MW-104(S-2) 5 000 0000° MW,-301, - <br /> NS Hexavalent Chromium Not Sampled <br /> 4.46" -22.68 0°° 50 • -22.47 MW-324(1-10) <br /> 10" ? <0.2/<0.2. 22-0000 42:7 S-9 A Screened in the Shallow, 100-Foot <br /> MW-7 7•• MW-36 ( -1) ®�� -16 49 -22. 40.54 @ Sand, and Intermediate Zones <br /> -21.55 TW-12 MW-208 11 °o . 0000° 6" -32 <br /> Pumping Well <br /> 5."35" -21.83 -22.51 °0 0°° .•TW_1.7... . Coc)UuGLI�' OP <br /> 8 <0.2" <0.2 0000 00 <br /> 0 <br /> -22.749 <br /> 6" 3 °0° 0000 <br /> ° ° <0.2 (-22.98) Anomalous Data/Not Contoured <br /> 0000° 000 <3 <br /> O <br /> tr-<10 <br /> 23.20• Contour of Equal Groundwater <br /> A <br /> -21.91 MW-300 MW W-1 MW-424(I-2) S-6 � <br /> 519" (-10.40) :2 MW-303 -23p0� Elevation q <br /> 544" 9.54 - <3 -22:84 ? <br /> 15 ❑ <0.?/<0.2 Direction of Groundwater Flow <br /> FRANKLIN HIGH MW-205(S-7) "5/4 <br /> SCHOOL -22.00 Isoconcentration Contour of <br /> 355 <br /> 380 O MW-20-1 , Hexavalent Chromium; <br /> WAIMW-9 -o22Bo - /5o Queried where Inferred; <br /> -22.73 10.7 MW-304 Dashed where Approximate <br /> <0.2 14 1-22.86 NOTE: MW-204 S-8 was <br /> ® MW-327 3 MW-325 1 ( ) <br /> 0 iso ❑ MW-364 1 27" Contoured using July 2012 <br /> Feet �12" <br /> Concentrations. <br /> D U D E K FIGURE 1 <br /> SPX Cooling Technologies Groundwater Elevations and Chromium Concentrations in the Shallow Zone in July 2012 <br /> 3909-20 <br /> July 2012 Stockton,California <br />