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CRA
<br /> Table 2. Groundwater. Extraction Mass Removal Data, Former Shell Service Station, 2575 Country Club Boulevard, Stockton,Ce4ferma
<br /> Average TPH Beazeue -L-_-.. _MTBE_
<br /> Site Flow Meter Hour Meter Cumulative Flow TPHg Period Carlo se Benzene Penod C a , MTBE period Cumulative
<br /> Visit Reading Reading Volume Rate Cone. Removal Removal Cone. Removal Removal Conc. RemovalRemoval Active
<br /> (rrmJdi (Sal) (h ) (gal) (gp ) ripplat (po ds) (Po ds) (Ppb) Ha ch
<br /> (pounds) I ( pb) Too ds) (P ds) Wells Comments
<br /> GWE system shut down 429/05 pending
<br /> 0427/05 267,959 7,268.4 2,5290519 2.34 NA 35.46 753.3 NA 5.573 109.57 NA 20.77 8714 RW4A carbon replacement activities.
<br /> Xt
<br /> Carbon replaced in 3 vessels on 5/11/05.
<br /> OSII1/OS 2]4,308 7,326.5 2535,068 0.31 NS 7.42 760.7 NS 1.166 110,74 NS 4.34 875.7 RW-IA System restated.
<br /> 05/1&05 289,036 7,443.0 2950,596 2.05 55,000 6.76 767.5 10,000 1.229 IIL96
<br /> 47,000 5.78 881.5 RW-IA flow mWizng meter calibration yerforrned
<br /> 05/27/05 32257-/ 7,705.3 21584,137 212 66;000 18.47 785.9 10,000 2.799 114.76 38,000 1064 8922 RW-lA Carbon replaced nl3vessels on 6/6/05,
<br /> Ofi/17/05 345946 81097.2 2,607,506 0.77 27,000 5.26 7912 9,000 1.755 116.52 21,000 4.09 896.2 RW-IA System restated.
<br /> 06/27/05 i 383,081 8}41.5 2,644,641 2.50 <130,o00 20.14 811.3 12000 3.]IB 120.24 30,000 9.30 905.5 RW-IA Carbon replaced in 3 vessels on 7/5/05 \
<br /> 1114
<br /> 4:.
<br /> 07/05/05 4070462 815294 2,669.022 2.12 NS 13.22 824.6 NS 2.441 122.68 NS 6.10 911 .6 RW-IA System rtsorted
<br /> 07IIIN5 420,]60 8,673.6 2682920 1.54 161" 1.78 826.3 4,500 0499 123. 18 6,500 0.72 9124 _ RW-IA System leO or pending vansf pump
<br /> 07/18/05 421,980 8,841 .8 2,683,540 0. 12 NS 0.16 826.5 NS 0.046 123.22 NS 0.07 912.4 RMI-IA Transfer pumppeplacedn System lea off
<br /> ding LEL meter
<br /> air
<br /> 07I27/05 422,767 8,826.7 2684,327 0.06 NS 0.11 826.6 NR 0.030 12325 Ng 0.04 9125 RWIA LEL metpet'powersuppy repleted. System
<br /> 08103/05 423,003 8,846.9 . 2,684363 0.02 NS 0.03 8266 NS 0.009 123.2fi NS 001 912.5 1 RW-IA
<br /> resorted.
<br /> 08/08/05 432,228 8,953.0 2,693,788 1.28 11,000 0.85 827.5 1,800 0.139 123.40 1 14700 0. 13 912.6 RW IA Carbon replaced in 3 vessels on 9/6/05.
<br /> System left off pending LEL mna sensor
<br /> 08/15/05 433,942 8,974.3 2,6957502 0.17 , 008. 827.6 810 0012 123.41 1,]00 0.02 912.6 RW-IA repair,
<br /> 5400
<br /> 10/04/05 435,212 8,989.1 2,696,]72 0.02 12000 0.13 827.7 3,500 0.037 123.45 117M 002 912.7 RW-]A LEL meter sensor replaced, system ustaMd
<br /> 10/10105 435,354 819992 216961914 0.02 NS 0.01 827.7 NS 0.004 123.45 NS 0.00 912.7 RW-tA AC regulator replaced: system resored tL 11
<br /> 10/17/05 441,452 93140.5 21703,012 0.60 10,000 0.51 828.2 2,900 0.148 12360 21500 0.13 9123 AW-tA
<br /> System off at arrive/. AC seems W have been
<br /> 1024/05 442970 91314,6 2,703,930 0 900.09 4, 0.04 828.2 670 0.005 123.61 2800 0.02 912.8 RW-IA Carbon rtilacely disbne3 y a third
<br /> sels party
<br /> ]/ O5.
<br /> 11/07/05 444 09,486 9,339.6 2,706,046 0.10 NS 0. 828.3 NS 0.012 123.62 NS 0.05 912.9 RW-IA i gystem restarted. .
<br /> 11/14/05 446,244 9,414.1 2,707,804 0.17 9,9M 0.15 828.5 47300 0.063 123.68 4,900 0.07 912.9 li IA
<br /> 11/21/05 448,300 9,437.9 2,709,860 020 11100 002 8285 680 0012 123.69 ! 1 ,300 0.02 913.0 RW-IA , ,,
<br /> 1128/05 448r526 94448 2]10,086 002 NS 000 8285 NS DD01 123.69
<br /> NS 0.00 913.0 RW-IA Sy len.
<br /> IL r' 'r_ • . _ SYSTEM REDESIGN 11
<br /> 32/05106 130 10 NS - NS NS Swore piing
<br /> Eve-IA MN'-SR MW-8,
<br /> 12/07/06 8, 3 48.5 7,893 6,8002 045 828.9 2,400 0. 158 123,85 1 340M 0.20 913.2 MW-IB $Lartap sampling
<br /> 02
<br /> AW-IA, MW-5R MW-8;
<br /> MW-IB System surto
<br /> OL09/OJ 10,330 51.0 10,200 0.03 NS 0.19 829.1 NS 0,019 123.07 NS 0.03 913.2 P
<br /> RW-IA. MW-5R MW-8, Annual Sampling
<br /> OL13/07 12.435 55.7 12305 0.37 10000 0.16 829.3 1,000 0.018 123.89 1,800 0.03 913.2 MW-l6
<br /> ' RW-IA, MW-SRW arrived M -8, System offal val, Tank high
<br /> 0228/07 51 ,600 99.6 517470 I.BI NS 3.27 8326 NS 0327 12422 NS 0.59 913.8 MW48
<br /> RW4I MW-SR MW$
<br /> 03/01/07 70,620 124.9 70,490 13.21 261000 4.13 836.7 2,800 0.444 124.66 3,]00 0.59 914.4 MW 18 MpnNly Sampling
<br /> RW-IA
<br /> 03/14/07 1532050 245.0 152,920 4.40 NS 17.88 854.6 NS 1.926 126.59 NS 2.54 916.9 T , M1er MW-B, Tank high
<br /> MIWW_ System oll'a(PS-I )
<br /> . .
<br /> System off at amval. PS-1 sr tch in alarm
<br /> =9101NS 30.29 864.9 Ng 3262 129.65 NS 4.31 921.2 MIN-18 ftW-I A, MW-5R MIK-8. . mode. Replaced'Cedpump SII filters
<br /> 292,670 462.8 292,540 6.46
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