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TABLE 5
<br />HISTORICAL GROUNDWATER ANALYTICAL DATA
<br />Waterloo Food Fuel
<br />3032 East Waterloo Road
<br />Stockton. California
<br />Well
<br />ID
<br />Sample
<br />Date
<br />TPH as
<br />Gasoline
<br />(IM/L)
<br />TPH as
<br />Dleset
<br />(pg/L)
<br />Volatile Organic Compounds by, EPA Method 8280
<br />Benzene
<br />(pg/L)
<br />Toluene
<br />(pg/L)
<br />Ethyl-
<br />benzene
<br />loon4
<br />Total
<br />Wenes
<br />04103
<br />DIPE
<br />941/1-)
<br />ETBE
<br />0+011-1
<br />MTBE
<br />8020
<br />loonI
<br />MTBE
<br />8280
<br />Ito!!,)Wil,-)
<br />TAME TBA
<br />loon.)
<br />ICE
<br />(,pg/LI
<br />PCE
<br />(pg/L)
<br />EDB
<br />(pg/L)
<br />1,2-DOS
<br />loon-)
<br />Naphthalene
<br />(pg/L)
<br />Shallow-Screened Wens
<br />MW-1 2/22000 84.000 - 13.000 8,700 2.930 12003 <70 070 2000 1,400 070 <350 - - - - -
<br />9/1/2000 33,000 - 5,700 750 893 2200 0125 0125 4,700 4,700 0125 0625 - - - - -
<br />1/5/2031 28,000 - 4.700 493 830 1,700 0125 0125 4.500 6,500 0125 06.250 - - 0125 0125 -
<br />426/2001 20,000 - 3,800 223 503 1,050 0130 0130 5,200 4,800 0130 0650 - - 0130 0130 -
<br />8/10/2001 18.000 - 1.700 220 480 1,100 0100 <100 4.200 4.330 0100 0500 - - 0100 <100 -
<br />11/1/2031 33.003 - 1.500 552 910 2.400 050 050 2.600 2030 <50 0250 - - 050 05/3 -
<br />2/21/2002 15.000 - 550 140 450 970 010 24 3.700 4.000 010 <250 - - <5 05 -
<br />9/17/2302 490000 - 710 1360 1,930 7,800 <10 010 - 970 010 <250 - - <5 <5 -
<br />1/14/2003 700,003 - 950 850 1,700 4,900 050 053 - 2200 <50 0500 - - <25 025 -
<br />5/27/20M 111.000 - 750 450 1,400 3,440 0513 050 - 2930 050 0500 - <25 025 -
<br />3/23/2004 590,000 - 6,920 8,800 3,800 18,000 05.0 05.0 - 8,030 <5.0 <50 - - 025 so -
<br />6/8/2004 330,000 - 6.000 12500 3,000 10.100 05.0 17 - 2.200 050 050 - - <25 70 -
<br />3/12/2005 1,100,003 - 8,000 58,000 48,000 173,520 05.0 05.0 - 1,400 <5.0 <9/) - - 025 00.5 -
<br />8/5/2035 240,000 - 1,930 6.300 4.000 23.500 05.0 05.0 _ 3000 05.0 <50 _ _ 025 60 _
<br />11/10/2005 230,000 _ 2.790 6.100 4.700 17.103 05.0 <5.0 _ 3,500 05.0 050 - - 025 11 -
<br />12/12/2036 0,500 _ 310 410 600 1.880 01.0 01.0 - 193 6.1 <10 - - 00.5 9.4 -
<br />9/27/20001 82000 - 1,320 2200 1,800 5,800 01.0 01.0 - 140 29 <10 - - <0.5 8.2 -
<br />7/14/2008 94,000 - 620 2,030 2.800 11.300 01.0 01.0 - 01.0 140 010 - - <0.5 <5.5 -
<br />10/17f2928 16,000 - 180 210 1,300 7.200 <1.0 01.0 - 30 37 010 - - 00.5 00.5 -
<br />1/15/2009 19.000 - 850 1,930 2200 10500 <1.0 15 - 27 9.5 <10 - - <0.5 10 -
<br />9/9/2010 11,000 - 130 340 1.700 6,200 01.0 <1.0 - 01.0 2 010 - - 02.5 21 -
<br />9/1/2011 1.000 - 5.8 2.1 17 133 - - - 01.0 - - - - - - -
<br />3/1/2012 1.280 - 8.7 00.5 7.4 01 01.0 01.0 - 01.0 01.0 010 - - 00.5 00.5 -
<br />12/17/2012 140 - 00.5 00.5 25 11 <1 01 - <1 <1 <10 - - <0.5 00.5 -
<br />9/18/2013 1.100 - 2.3 00.5 19 48 <1 <I - 01 01 <10 _ _ 02.5 00.5 -
<br />4/24/2314 1,100 - 2.1 <0.5 4.9 25 <1 01 - <1 <I <Io _ _ 00.5 <0.5 -
<br />3/9/2015 6.400 - 40 3.0 320 843.7 01 01 - <1 1.6 <10 - - 00.5 5.5 -
<br />3/8/2017 1,850 - 59.7 40.5 106 251 0125 0125 - 075 0125 <1250 - - 025 025 -
<br />2/8/2018 2430 _ 8.32 <5 5.99 23.4 <25 <25 - <15 <25 <250 _ _ .5 <5 _
<br />3/26/2023 1,300 640 2.3 0.62 10 5.4 00.50 00.50 - 00.50 00.50 05.0 <0.50 <5.50 - 0250 7.2
<br />9/16/2020 950 300 0250 <0.50 2.4 <10 - 00.50 00.50 02.50 00.50 05.0 00.50 <0.50 - <53 00.50
<br />3/30/2021 820 050 <0.50 05.50 3.7 15 00.50 00.50 - <050 00.50 <5.0 - - - <ow 05.55
<br />9/14/2021 moo 2,500 1.0 <aso 2.4 <10 <am <550 - <asp 00.50 <5.0 - - NA <0.50 15
<br />APEX ENVIRCPECN. INC
<br />SECCNO SEMAANNUAL 2021 Page 1 of 9 WARR 001
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