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■ <br /> KI-14** <br /> r� <br /> < KI-13** <br /> LU <br /> 1<1 <br /> LEGEND <br /> . Shallow Performance Monitor Well (monitored <br /> KS-6 � 4ES Tk semi-annually during Phase I Monitoring) <br /> NS •k <br /> 0/25/17, SPW* Shallow Sentinel Monitor Well (monitored <br /> }KD-6 KI-6 % 0 Tti biennially during Phase I Monitoring) <br /> } 1'0KS-1 Shallow Performance Monitoring Well (not <br /> - u <br /> ftY9,�4 f t <br /> . r l NS monitored during Phase I Monitoring) <br /> } PX <br /> -1 ' K<1.0, <1.0, 10/25/17 Intermediate Monitor Well <br /> S-4 SM-11 KI 1s -4 <br /> * <br /> / 7.2 F O Well Pumping <br /> - �pig " �•10 18 <br /> *95, 10/25/16 SMW-5 KEW-1 U•' c KI-11** • Deep Monitor Well <br /> # G4O-. ,:V 'ATE4 FO MGR r KEW-3U <br /> TzEATNE�TSYS V 5.7 o NO2 , - T ® Injection Well <br /> � <br /> { KI-5 K1_3� f California Water Service Well <br /> M M SMW-2 .•' KD-5 KPS-5 F F Area within Trigger Boundary <br /> F <br /> + 1 LL <br /> 3.3 PL NS + x — x Fence <br /> a 1.1, 10/26/16 TIP-2A <br /> k B-4 NS Former Ponds <br /> L + 2 NS TP-1A00.9411/20/12 <br /> B-5 + <+ KS-1 Concentrations are in micrograms per liter <br /> t 1.0, 10/25/16 <1.0,<1.0 ( ) p <br /> <1.0, 10/25/17 NS ug/L . Second number is duplicate result. <br /> O 2.1 M jB-5 NS = Not Sampled, Concentrations are in ug/L <br /> 5 KI4 ♦ 0SMW-3 NS 1/20/10= Date of Last Sam le <br /> d TG KD-4 a ' TP-3A <0.94, 1/20/12 p <br /> • k2 NS � - <1.0, 10/25/16<1.0, 5/11/17 Concentration Contour. Green where WQPS CL <br /> �INJ-1 <br /> KS-8 <1.0, 10/26/16 ', .4*\ �* is exceeded,dashed where approximate. Recent <br /> NS KI-8 2 SMW-6 data is contoured. <br /> <1.0, 10/26/1 l B-19 'ti jl ,' NS KS- <br /> 2KI-2 * � " Well Partially Perforated in Lower <br /> NS ~K5-5 <0.95, 10/24/16 N$ Intermediate Zone <br /> 0. <br /> k NS ' <1 0 25/17 <br /> 2 16J*5�.1-0ft7 � � - <br /> CWS-77 <1.0, 10/26/16 _ Well Perforated in Lower Intermediate Zone <br /> l <br /> KI-12 r J <br /> ? l Note: WQPS CL for 1,4 Dioxane is 1.0 ug/L. <br /> zk The screened interval for Well KPS-5 is 85-90 feet <br /> o2 T bgs(approximately 20 feet deeper than nearby <br /> a — 2 shallow wells). <br /> O <br /> az 4#16ry Concentrations—to the method detection limit but <br /> <the reporting limit,are qualified with a"J"flag. <br /> N <br /> F Concentrations of CDCs measured in wells within <br /> ,ten l the Trigger Boundary must be lower than CLs, and <br /> ' those in wells outside the Trigger Boundary must be <br /> non-detect, prior to termination of Phase 1 <br /> ,z d TG <br /> Monitoring. <br /> z Shallow Point of Compliance Wells(a designation <br /> KI-17 l which becomes functional during Phase 11 <br /> r <br /> Monitoring)are SMW-2, SMW-4,TP-1A, and KS-9. <br /> acxuRioR <br /> D U D E K e o 75 tso FIGURE 11 <br /> Feet <br /> 1,4 DIOXANE IN THE SHALLOW ZONE <br /> SEMI-ANNUAL <br /> 2018 FORMER KEARNEY-KPF FACILITY STOCKTON,CA AUGUST 2018 <br />