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TABLE2 Page 2 of
<br /> GROUNDWATER EXTRACTION-OPERATION AND MASS REMOVAL DATA - -
<br /> SHELL-BRANDED SERVICE STATION -
<br /> 6131 PACIFIC AVENUE,STOCRTON,CALIFORNIA
<br /> Period TPHg Benzene TBA MTHE
<br /> Site Hour Flom Meter Period Instantaneous Operational Cumulative TPHg Period Cumulative Benzene Period Cumulative TBA Period Cumulative MTBE Period Camulative
<br /> Visit Meter Reading Volume Flom Rate Flom Rate Volume Con. Removal Removal Con, Removal Removal Cone Reamer Removal Corsc Removal R.vd
<br /> (mWdd/yy) (hours) (gal) (gap (qpm) (gprn) (qap 4wE) (pounds) (pounds) (pp/L) (pounds) (pounds) (pg/L) (pounds) (pounds) (po) (pounds) (pounds)
<br /> 07/22/08 2,1426 268,356 12;310 <5 1.60 265,236 6,200 0.120 5.15 220 0.004 0.118 <5.0 0.000 0.027 <0.5 0.000 0.009
<br /> 07/23/08 2,144.3 268,356 0 <5 0.00 - 265,736 NS 0.000 5.15 NS 0.000 0.118 NS 0.000 0.027 NS 0.000 0.009
<br /> 07/31/08 2,147.0 268,520 164 <5 0.01 265,400 NS -0.008 5.15 NS 0.000 0.119 NS 0.000' 0.027 NS 0.000 0.009
<br /> 08/05/08 2,175.7 271,247 2,727 <5 0.38 268,127 2,100 0.048 5.20 59 0.001 0.120 <5.0 0.000 - 0.027 <0.5 0.000 0.009
<br /> 08/12/08 2,2821 280,764 9,517 <5 0.94 277,644 NA 0.167 5.37 NA 0.005 0.125 <3.0 0.000 0.027 <0.5 - 0.000 0.009
<br /> 08/20/08 2,408.5 291,310 10,546 <5 0.92 288,190 NA 0.185 5.55 NA 0.005 0.130 <5.0 0.006 0.028 <0.5 0.000 0.009
<br /> 08/27/08 2,466.7 296,236 4,926 <5 0.49 293,116 NA 0.086 5.64 NA 0.002 0.132 <5.0 0.000 0.028 01.5 0.000 0.009
<br /> 09/02/08 2,610.9 307,913 11,677 <5 1.35 304,793 4,300 0.419 6.06 140 0.014 0.146 <5.0 0.000 0.028 0.64 0.000 0.009
<br /> 09/09/08 $715.2 320,088 12,175- <5 1.21 316,968 NA 0.497 6.50 NA 0.014 0.160 <5.0 O.000 0.028 0.58 0.000 0.009
<br /> 09/16/08 2,947.7 339,070 18,982 <5 1.88 335,950 NA 0.681 7.18 NA 0.022 0.182 <5.0 0.000 0.029 1.2 0.000 0.009
<br /> 09/23/08 3,114.9 355,863 16,793 <5 1.67 352,743 NA 0.603 7.78 NA 0.020 0.202 <5.0 0.000 0.029 1.6 0.000 0.009
<br /> 10/01/08 3,307.2 373,937 18,074 <5 157 370,817 1,400 0.211 7.99 24 0.000 0.202 5.1 0.001 0.030 1.8 0.0000.010
<br /> 10/07/08 3A50.7 386,634 12,697 <5 1.47 383,514 NA 0.148 - 8.14 NA 0.000 0.203 5.3 0.001 0.030 1.7 0.000 0.010
<br /> 10/15/08 3,642.8 392,958 6,324 <5 0.55 389,838 NA 0.074 8.21 NA 0.000 0.203 <5.0. 0.000 0.031 3.7 0.000 0.010
<br /> 10/20/08 3,7629 392,958 0 <5 0.00 389,838 NS 0.000 821 NS 0.000 0.203 NS 0.000 0.031 NS 0.000 0.010
<br /> 10/27/08 3,934.6 393,170 212 <5 0.02 390,050 NA 0.002 821 NA O.00D 0.203 <5.0 0.000 0.031 3.9 0.000 0.010
<br /> 11/03/08 4,099.8 412,130 18,960 <5 1.88 409,010 170 0.027 8.24 22 0.000 0.203 <5.0 0.000 0.031 22 0.000 0.010
<br /> 11/10/08 4,268.2 416,575 4,445 <5 0.44 413A55 NS 0.006 8.25 NS - 0.000 0.203 46.0 0.002 0.033 6.0 0.000 0.011 -
<br /> 11/17/08 4,494.4 43090 18,315 <5 1.82 '431,770 NS 0.026 8.27 NS 0.000 0.204 - <5.0 0.000- 0.033 <050 0.000 0.011
<br /> 11/24/08 4,604.4 448,685 3,795 4.9 0.38 435,565 NA 0.005 8.28 NA 0.000 0.204 78 0.002 0.035 8.4 0.000 0.011
<br /> 12/01/08 4,773.3 442,350 3,665 48 0.36 439,730 1,700 0.052 8.33 23 0.000 0.204 78 0.002 0.038 9.1 0.000 0.011
<br /> 12/05/08 4,8122 446,051 3,701 4.8 0.64 442,931 NS 0.053 8.38 NS 0.000 0.204 NS 0.002 0.040 NS 0.000 0.012
<br /> 12/08/08 4,884.0 452,251 6,200 4.9 1.44 449,131 NA 0.088 8.47 NA 0.000 0.204 - <40 0.001 0.041 <t0 - 0.000 - 0.012
<br /> 12/15/08 5,053.9 461,086 8,835 4.5 0.88 457,966 NA 0.125 8.60 NA 0.000 0.204 <5.0 0.000 0.041 3.4 0.000 0.012
<br /> 12/22/08 5,056.9 461,465 379 5.0 0.04 458,345, NA 0005 8.60 NA OADD 0.204 <12 0.000 0.041 <5.0 0.000 0.012
<br /> 12/29/08 5,229.0 473,995 12,530 4.9 1.24 470,875 NA 0.178 8.78 NA 0.000 0.204 <12 0.001 0.042 <5.0 0.000 0.012
<br /> - MTD uptime: Total Ez actsd Volume(goo: 470,875 Total Pounds Removed 8.79 Total Pounds Removed. 0.204 Totallounds Removed: 0.042 Total Pounds Removed 0.012
<br /> YTD uptime: AvemgeMonthly Operational Flow Rate(gpm): 0.70 Total Gallons Removed 1.441 Total Gallons Removed 0.028 Total Gallons Removed 0.006 Total Gallons Removed 0.002
<br /> Notes:
<br /> TPHg-Total petroleum hydrocarbons as gasoline
<br /> MTBE=Methyl tertiary butyl ether
<br /> TBA=tertiary butyl alcohol
<br /> Conc.=Concentration
<br /> pg/L=Miaogram per liter
<br /> L=Lite,
<br /> gal=Gallon
<br /> gpm=Gallon per minute .
<br /> g=Gram
<br /> NS=not sampled
<br /> CRA2G1954r'WEOp Dam
<br />
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