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TABLE 3 HISTORICAL GROUNDWATER LEVELS AND CHEMICAL ANALYTICAL RESULTS QUICK-N-SAVE#1 1901 South El Dorado Street Stockton,California 95206 Laboratory Results in micrograms per liter(µg/L) Screen Depth to Groundwater Free Product TPPH/ Ethyl Total Well Well Interval Date Groundwater[1] Elevation[1] Thickness TPHg[2] Benzene[3] Toluene[3] Benzene[3] Xylenes[3] MTBE[3] TBA[3] ETBE[3] TAME[3] DIPE[3] 1,2-DCA[3] EDB[3] Designation Elevation (ft-bgs) Sampled[1] (ft-btoc) (ft-msl) (feet) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) 2/9/2023 14.22 -3.14 0.00 AID<100 ND10.5 ND<0.5 ND<0.5 ND<1.0 ND<2.5 ND<25.0 ND<2.5 ND<2.5 ND<2.5 ND<0.5 ND<0.5 MW-4 13.66 30-50 9/28/2023 14.68 -1.02 0.00 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<2.0 ND<1.0 ND<10 ND<2.0 ND<2.0 ND<2.0 ND<1.0 ND<1.0 (cont.) 3/20/2024 12.58 1.08 0.00 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<2.0 ND<1.0 ND<10 ND<2.0 ND<2.0 ND<2.0 ND<0.50 ND<1.0 7/23/2024 13.54 0.12 0.00 -- -- -- -- -- -- -- -- -- -- -- -- I I MW-5 9.78 75-80 7/15/2010 23.12 -13.34 0.00 12,000 480 33 30 76 10 ND<10 ND<l 23 ND<l 3.7 ND<0.5 1/19/2011 22.17 -12.39 0.00 19,000 1,100 35 46 52 65 ND<10 ND<l 53 ND<l 24 ND<0.5 8/15/2011 20.43 -10.65 0.00 3,800 470 19 24 23 140 ND<10 ND<l 5.0 ND<l 7.3 ND<0.5 3/15/2012 21.51 -11.73 0.00 3,600 540 20 23 28 120 ND<10 ND<l ND<l ND<l 8.0 ND<0.5 9/14/2012 21.60 -11.82 0.00 3,600 260 12 6.6 21.2 140 ND<10 ND<l 10 ND<l 2.8 ND<0.5 2/15/2013 20.28 -10.50 0.00 4,000 380 14 3.8 23.9 180 ND<10 ND<l 5.0 ND<l 18 ND<0.5 8/26/2013 21.02 -11.24 0.00 3,400 250 11 1.2 12.3 84 ND<10 ND<l 8.3 ND<l 12 ND<0.5 1/7/2014 21.72 -11.94 0.00 4,500 300 21 2.2 30.6 64 ND<10 ND<l 5.7 ND<l 8.6 ND<0.5 7/10/2014 21.34 -11.56 0.00 2,800 440 27 2.0 33 130 ND<10 ND<l 5.7 ND<l 16 - 10/14/2014 22.47 -12.69 0.00 2,900 690 30 2.2 32 210 ND<10 ND<l 16 ND<l 19 - 7/21/2015 22.10 -12.32 0.00 1,800 250 10 ND<0.5 10.4 100 ND<10 ND<l 6.0 ND<l 7.1 - 3/24/2016 21.70 -11.92 0.00 1,150 295 9.8 ND<2.5 10 118 27 ND<2.5 ND<2.5 ND<2.5 ND<2.5 ND<2.5 5/3/2017 15.60 -5.82 0.00 1,100 190 6.8 ND<5 ND<5 140 ND<20 ND<5 ND<5 ND<5 ND<5 ND<5 12/19/2017 18.62 -8.84 0.00 1,290 162 ND<10 ND<10 ND<30 ND<30 ND<500 ND<50 ND<50 ND<50 ND<10 - 5/16/2017 16.93 -7.15 0.00 2,320 200 ND<5 ND<5 ND<15 122 ND<250 ND<25 ND<25 ND<25 ND<5 ND<5 10/16/2018 19.14 -9.36 0.00 2,580 181 ND<10 ND<10 ND<30 ND<30 ND<500 ND<50 ND<50 ND<50 ND<10 ND<10 7/29/2021 17.87 -8.09 0.00 1,200 310 17 2.2 16 130 170 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 2/24/2022 16.93 -7.15 0.00 ND<500 270 9.3 ND<5.0 ND<10 70 ND<100 ND<5.0 ND<5.0 ND<5.0 ND<5.0 ND<5.0 9/14/2022 18.97 -9.19 0.00 620 150 4.0 ND<2.5 ND<2.5 51 100 ND<2.5 ND<2.5 ND<2.5 ND<0.10 ND<0.20 2/9/2023 13.10 -3.32 0.00 1,300 381 13.3 0.9 10.2 68.7 280 ND<2.5 ND<2.5 ND<2.5 ND<0.5 ND<0.5 12.36 9/29/2023 13.44 -1.08 0.00 1,000 240 9.0 0.65 9.4 34 130 ND<2.0 ND<2.0 ND<2.0 ND<1.0 ND<1.0 3/20/2024 11.33 1.03 0.00 1,800 200 8.7 0.66 9.2 32 140 ND<2.0 ND<2.0 ND<2.0 ND<0.50 ND<1.0 7/24/2024 12.32 0.04 0.00 1,800 230 11 ND<1.0 9.6 39 140 ND<4.0 ND<4.0 ND<4.0 ND<1.0 ND<2.0 FREY Environmental,Inc. Table 3-Page 5 of 12 1095-01