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Table B-2: Historical Groundwater Measurements and Analytical Results
<br /> DEPTH TO GROUNDWATER
<br /> SAMPLE DATE GROUNDWATER ELEVATION ETHYL-
<br /> LOCATION SAMPLED (Feetb84) (1.nol) TPH-K TPH-MO TPH-D TPH-G BENZENE TOLUENE BENZENE SYLENES MTBE DIPE ETBE TAME TBA 12-DCA EDB Nnphrhelene
<br /> With well 8015W 8021B/ 8021W 802I6/ 902IB/
<br /> ennog elevation EPAMe6Od- 9015M 8015M SO15M 8260B S260B 8260E 8260B 8260E 8260B 8260B 82WB 8260B 8260B 8260B 82601B 82608
<br /> (Feet msp WOO None None 100 µg/L' 5 p8/L' I 0 µg/L 150 µg/L 300 µg0. 1,750 µe/L 13 µg/L None None None 12 µ8/L- 0.5 µF/L. 0.05 µg/L 17 µ8/L-
<br /> MW-1 04/WW 4151 -1-3.30 NA NA 240,000 244,000 47.600 48.000 4280 21,750 46300 < 100 < 100 < IN < 500 <50 NA 1.230
<br /> 1921 12/18/00 43 b3 -24,42 NA NA 1.000 220.000 51.000 37,000 5.000 20,900 75.000 NA NA NA NA NA NA NA
<br /> 12/06/01 4091 .27.70 NOT SAMPLED-FREE PRODUCT(033 FEET THICKNESS)
<br /> 03/29/02 44.94 25.73 NA NA NA 270.000 44.000 31.000 6400 33,000 34,000 < 200 < 200 < 200 < 200 < 200 NA NA
<br /> O5/06/02 45.10 =5.89 NA NA NA 230,000 49.000 M.000 4,700 25,000 it'No < 50 < 50 < 50 < 500 < 50 NA NA
<br /> O8/22/02 47.39 -29.18 NOT SAMPLED-FREE PRODUCT(0.41 FEET THICKNESS)
<br /> I1/26/02 48.45 -2924 NOT SAMPLED-FREE PRODUCT(022 FEET THICKNESS)
<br /> 03/07/03 47.15 --27.W NOT SAMPLED-FREE PRODUCT IBIS FEET THICKNESS
<br /> 05/0%03 47.40 -28.19 NOT SAMPLED-FREE PRODUCT(SHEEN)
<br /> 09/1103 4920 -2999 NOT SAMPLED-FREEPRODUCT(030 FEET THICKNESS)
<br /> 12/19/03 5034 -31.13 NOT SAMPLED-FREE PRODUCT 0.10 FEET THICKNESS)
<br /> 03/24/04 48.01 -28.80 NOT SAMPLED-FREE PRODUCT(SHEEN)
<br /> 06/09/04 47.94 .2873 NOT SAMPLED-FREE PRODUCT(SHEEN)
<br /> O8/23/04 49.41 .30.11-0 NA NA NA 230,0001 52A00 1 37,000 1 4.900 1 24.000 1 120,000 1< 50 < 50 1< 50 1< 500 1. 50 NA NA
<br /> 12/29/04 49.53 .30.32 NOT SAMPLED-FREE PRODUCT(SHEEN)
<br /> 03/23/05 48.63 =942 NOT SAMPLED-FREE PRODUCT HAS FEET THICKNESS)
<br /> %/29/05 4(1.70 27.49 NOT SAMPLED-FREE PRODUCT(SHEENI
<br /> 09/21/05 4836 .29,15 NOT SAMPLED-FREE PRODUCT(0.05 FEET THI CKNESS)
<br /> IV20/05 4890 .29,69 NOT SAMPLED-FREE PRODUCT(0.02 FEET THICKNESS)
<br /> 03/15/06 46.33 27,12 NOT SAMPLED-FREE PRODUCT(SHEEN)
<br /> 06/21/06 4327 24.06 NA NA NA 80.400 23.600 2460 6.570 10,400 22,500 < 500 < 500 < 500 1, 5.000 < Soo < 500 NA
<br /> 09/20/06 43.42 .24 21 NA NA NA 169.000 41400 211100 3.670 20,400 20.400 < 500 < 500 < 500 < 5.000 < 500 < 500 NA
<br /> 12/I2n06 43.47 -24.26 NA NA NA 215.000 42.100 22300 4.150 20,900 19300 < Soo < 500 < 500 1, 5.000 < 500 NA NA
<br /> 03/20/07 4215 .22.94 NA NA NA 127.000 34.600 15A00 3,400 17,700 13.100 < 500 < 500 < 500 < 5.000 < Soo < 500 NA
<br /> O&11/07 41.66 .2.45 NA NA NA 151,000 29.700 17200 3,240 15.600 15,600 < Soo < 500 < 500 1< 5.000 < 500 NA NA
<br /> 09C5/07 4231 -23.10 NA NA NA 186.000 35,800 25300 3.810 18,400 42,M < 500 < 500 < 500 < 5.000 < 500 < 500 NA
<br /> 12/04/07 42,60 -23.39 NA NA NA 197,000 37,200 26,500 4,430 18,800 61,600 < 500 < 500 < $00 < 5.000 < 500 < 500 NA
<br /> 03/31/08 4070 -21.49 NA NA NA 148,000 25.100 14.400 3,620 14200 7.650 < 500 < 500 a 500 < 5.000 < 500 < 500 NA
<br /> 06/09/08 40.70 -21 49 NA NA NA 135.000 30.600 10.00 3.810 8,890 6.200 < 500 < 500 < 500 < 5.000 < 500 < 500 NA
<br /> 09/051OS 41.75 ?'.54 NA NA NA 1 34.000 1 7.810 3,620 1 580 2350 I 8,440 1< 50 < 50 < 50 < 500 < 50 < 50 NA
<br /> 11/20/08 42.51 --23.30 NA NA NA 217.000 36.000 26.600 7.590 20500 91.500 < 50 < 50 < 50 < 500 < 50 < 50 NA
<br /> 02/14/09 41,87 -Mo6 NA NA NA 156.000 36.100 14.00 3.590 15,100 15.8a0 1< IN < too < 100 < 1,000 1980 < 100 NA
<br /> 05/13/09 4116 22.15 NA NA NA 168,000 34.100 24.500 2,550 16.500 53A00 NA NA NA NA NA I NA NA
<br /> 10/20/09 43.08 -23.87 NA NA NA 562.000 72,000 72600 9,170 54.100 93200 NA NA NA NA NA NA NA
<br /> 05/14/10 4121 -2-..00 NA NA NA 95.300 16,400 9.00 3200 12.000 8.720 NA NA NA NA NA NA I NA
<br /> 04R9/11 39,10 -19.89 NA NA NA 110.W0 20.000 9300 2,600 12.000 7.000 NA NA NA NA NA NA NA
<br /> 06/17/11 3853 -1932 NA NA NA 981000 24.000 11.000 2.700 11,000 6.900 NA NA NA NA NA NA NA
<br /> 11/03/11 3824 -19.03 NA NA NA 1201000 23,000 10.000 21700 13.000 9.800 NA NA NA NA NA NA NA
<br /> 04/17/12 37.32 -18.11 NA NA NA 120.000 15.000 I5.000 =00 1L000 14,000 NA NA NA NA NA NA NA
<br /> 09/28/12 37.29 -18.08 NA NA NA 1 120.000 1 9900 IS.000 2300 16.000 11.000 NA NA NA NA NA NA NA
<br /> 03/10/13 3637 -17.16 NA NA NA 90.000 8.300 13.000 3,100 16.000 1 6.600 NA NA NA NA NA NA NA
<br /> 1209/13 37.55 .18.34 NA <620 e120 80.000 7.100 21.000 3200 17.000 3,800 1 NA NA NA NA < 25 NA 1300
<br /> 04/04/14 36.96 -17.75 <50 <250 <50 76.000 7300 9.100 2300 12,000 2.700 NA NA NA NA < 25 NA 1.900
<br /> 11/07/14 3869 -19.48 <200 <I000 Q00 110,000 6.400 11,000 3.600 16.000 3.600 NA NA NA NA < 25 NA 1.100
<br /> 05/15/15 38.30 -19.09 NA NA NA KM 5300 8200 2300 12000 1.400 NA NA NA NA NA NA 160
<br /> 11/16/15 40.80 --21,59 NA NA NA 82,000 4,800 4300 2,700 10.000 1.100 NA NA NA NA 1< 50 NA No
<br /> XAProject\5000_pri\5960 SJC UST RFQ\5960C County of San Joaquin-SJC Public Works45960C12\596OC12A GW Monitoring\Data\5960C12 202203 Motor Pool Historical Data.>dsuTable B-2 Historical Data 1 of 11
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