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Table 3: // (/+//� <br /> Historical Groundwater Monitoring and Analytical Data ARCADI S M:It assMs <br /> Former ARCO Service Station No.6100 <br /> TOC•:Well No •th t Measured Cale' •Ele�ation water Pg] • • •: <br /> Sampled z ("-MSL) (feet) Thickness El- (P i flQfL) L) <br /> MW-2 10/15/01 287.98 59.55 0.00 228.11 - <br /> MW-2 10/22/01 287.96 59.82 0.00 228.14 <br /> - - - - - - - - - - - - - - <br /> MW-2 11/08/01 287.96 59.87 0.00 228.09 100 4.7 1-0.50 <0.50 1-0.50 <1.0 1-700 <1.0 <1.0 1-1.0 - - - - <br /> MW-2 12117/01 287.96 59.83 0.00 228.13 - - - - <br /> MW-2 03/26/02 287.96 59.51 0.00 228.45 <50 <0.50 <0.50 <0.50 !' 1-0.50 <0.50 1-5.0 1-0.50 IC50 1-0.50 <br /> MW-2 06/21/02 287.98 59.02 0.00 228.94 590 N 13 0.51 c0.50 0.54 4.50 <5.0 1-0.50 1-0.50 1-0.50 - - - - <br /> MW-2 09118/02 287.96 59.35 0.00 228.61 <50 <0.50 1-0.50 1-0.50 <0.50 1-0.50 6.6 1-0.50 1-0.50 1-0.50 <br /> MW-2 1 12123/02 1 287.96 59.50 0.00 228.46 340 7.2 1-0.50 t <_0.50 <0.50 <0.50 <5.0 1-0.50 4.50 1-0.50 <br /> MW-2 03/24/03 287.96 59.47 0.00 228.49 1-50 1-0.50 <0.50 1-0.50 4.50 4.50 1-20 1-0.50 <0.50 <0.50 1-100 <br /> MW-2 05117/03 287.96 59.39 0.00 226.57 170 R 1-0.50 1 1-0.50 4.50 1.4 <0.50 <20 <1.0 1-1.0 <1.0 <100 <br /> MW-2 09/19/03 287.96 59.85 0.00 228.11 83 1-1.0 1-1.0 <1.0 1-1.0 <1.0 <40 <2.0 <2.0 1-2.0 <200 <1.0 <1.0 <br /> MW-2 12/23/03 287.96 59.97 0.00 227.99 1-50 4.50 4.50 <0.50 4.50 <0.50 <20 <7.0 1-11.0 1-1.0 <100 <0.50 1-0.50 <br /> MW-2 03/16/04 287.96 59.75 0.00 228.21 1-50 1-0.50 1-0.50 <0.50 <0.50 1-0.50 <20 <1.0 1-1.0 1-1.0 <100 <0.50 4.50 - <br /> MW-2 06/22/04 287.98 59.70 0.00 228.26 1-50 1-2.5 <2.5 <2.5 <2.5 1-2.5 <100 <5.0 <5.0 <5.0 <500 1-2.5 <2.5 <br /> MW-2 09/07/04 287.96 59.84 0.00 228.12 <50 <0.50 <0.50 1-0.50 4.50 <0.50 1-20 <1.0 1-1.0 1-1.0 <100 _ <0.50 1-0.50 - <br /> MW-2 12/21/04 287.98 60.13 0.00 227.83 <100 1-0.50 <0.50 1-0.50 <0.50 4.50 1-20 1-1.0 <1.0 1-1.0 1-100 <0.50 <0.50 3.4 <br /> MW-2 03/15/05 28_7.96_ 59.94 0.00 228.02 <50 <0.50 <0.50 <0.50 4.50 1-0.50 1-20 <1.0 <1.0 <1.0 1-100 <0.50 <0.50 1.6 <br /> MW-2 06/21/05 287.96 55.85 0.00 232.11 <50J <0.50 1-0.50 4.50 2.4 <0.50 <20 4.50 4.50 1-0.50 <100 2.3 <0.50 6 <br /> MW-2 09/19/05 287.96 - 60.00 0.00 227.96 1-50 1-0.50 1-0.50 1-0.50 1-0.50 1-0.50 <0 <0.50 1-0.50 1-0.50 1 1-100 <0.50 '0.50 _ 2.4 <br /> MW-2 12/19105 287.96 60.11 0.00 227.85 1-50 1-0.50 1-0.50 1-0.50 1-0.50 1-0.50 1-20 1-0.50 1-0.50 1-0.50 1-100 <0.50 <0.50 6.1 <br /> MW-2 03/28/06 287.96 60.14 0.00 227.82 <50 1-0.50 4.50 <0.50 4.50 <0.50 <20 <0.50 <0.50 1-0.50 1-300 <0.50 1-0.50 3.4 <br /> MW-2 06/26106 287.96 59.88 0.00 228.08 <50 1-0.50 <0.50 <0.50 1-0.50 1-0.50 1-20 <0.50 4.50 <0.50 1-300 1-0.50 <0.50 1.3 <br /> MW-2 09/18/06 287.96 _60.05 0.00 227.91 330 <0.50 <0.50 1-0.50 <0.50 4.50 <20 1-0.50 <0.50 1-0.50 <300 1-0.50 1-0.50 3.3 Well purged dry <br /> MW-2 12/27/06 DRY 287.96 60.28 0.00 227.68 - - -- <br /> MW-2 03/29/07 287.96 60.15 0.00 227.81 53 1.6 1.4 1 <0.50 6.8 1-0.50 <20 1-0.50 4.50 4.50 <300 1-0.50 4 <br /> MW-2 06/27/07 287.96 61.85 0.00 226.11 1 1-50 <0.50 <0.50 1 1-0.50 1-0.50 <0.50 1-20 1-0.50 <0.50 <0.50 <300 1-0.50 - 3.5 <br /> MW-2 09/26/07 287.96 60.39 0.00 227.57 <50 <0.50 <0.50 <0.50 <0.50 1-0.50 <20 1-0.50 4.50 1-0.50 1 <300 <0.50 1.6 <br /> MW-2 12/27/07 287.96 60.22 0.00 227.74 <50 1-0.50 1-0.50 1-0.50 1-0.50 _<0.50 1-20 4.50 1-0.50 1-0.50 <300 <0.50 t 1.2 <br /> MW-2 03/28/08 287.96 60.23 0.00 227.73 1-50 1-0.50 <0.50 1-0.50 1-0.50 _<0.5.0 1-704.50 <0.50 1-0.50 <300 1-0.50 j 6.3 <br /> MW-2 06/25/08 INA _ 287.96 - - - -- - - Large Vault Cover <br /> MW-2 09/30108 287.96 60.42 0.00 227.54 <50 1-0.50 <0.50 1-0.50 <0.50 <0.50 <10 4.50 1-0.50 <0.50 1-300 <0.50 3.29 <br /> MW-2 12/16/08 287.96 60.25 0.00 227.71 1-50 1-0.50 1-0.50 1-0.50 1-0.50 <0.50 1-10 4.50 4.50 <0.50 1-300 <br /> 1-0.50 8.13 <br /> MW-2 03/30109 287.95 60.75 0.00 227.21 <50 1-0.50 <0.50 <0.50 1.4 <0.50 <10 4.50 <0.50 <0.50 <300 <0.50 - 2.07 <br /> MW-2 06/29/09 VOL 287.96 _ 60.01 0.00 227.95 - - - - - <br /> MW-2 03/08/10 287.96 60.48 0.00 227.48 <50 <0.50 <0.50 <0.50 <0.50 1-0.50 <10 4.50 <0.50 <0.50 <300 <0.50 0.91 Well purged dry during sampling <br /> MW-2 09/20/10 ANN 287.96 60.22 0.00 227.74 - - - - <br /> MW-2 03/17/11 287.96 60.55 0.00 227.41 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <10 <0.50 1 4.50 <0.50 <300 <0.50 - 1.90 Purged dry @ 1.6 gal <br /> MW-2 09/29/11 ANN 287.96 60.34 0.00 227.62 <br /> - - - - - - - - - - - - - - <br /> MW-2 03/12/12 287.96 60.20 0.00 227.76 <50 1-0.50 1-0.50 <0.50 <0.50 1-0.50 <10 <0.50 <0.50 <0.50 <300 4.50 2.91 Purged dry @ 2 gal <br /> MW-2 09/28/12 287.96 60.53 0.00 227.43 - - - Purged dry @ 2 gal <br /> MW-2 03111/13287.96 60.90 0.00 227.06 <50 1-0.50 1-0.50 1 <0.50 1-0.50 <0.50 1-10 1-0.50 1-0.50 <0.50 300.00 <0.50 2.19 <br /> _ <br /> MW-2 09130/13 ANN 287.96 61.12 0.00 226.84 - - - - - - - <br /> MW-2 03/3V14 VOL 287.96 62.95 0.00 - - - - - Interpreted to be dry <br /> MW-2 09/24114-- ANN 287.96 63.10 0.00 - - -- -- - -- - - - - - - - - - Interpreted to be dry <br /> MW-2 02/27/15 287.96 61.01 1 0.00 226.95 <50 1-0.50 <0.50 <0.50 <0.50 <0.50 1-10 <0.50 1 <0.50 <0.50 <300 <0.50 4.30 <br /> MW-2 09109115 287.96 61.32 0.00 226.64 1-50 <0.50 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 1-300 <0.50 2.96 <br /> MW-2 03/07/16 287.96 61.40 0.00 226.56 1-50 <0.50 1-0.50 <0.50 1-0.50 <0.50 <10 1-0.50 <0.50 <0.50 <300 <0.50 <br /> MW-2 09/29/16 VOL 287.96 60.28 0.00 227.68 - - I - - - - - - - - - - - - Insufficient water to sample <br /> MW-2 02IMiT 287.96 60.75 0.00 227.21 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 I <0.50 - 3.30 <br /> MW-3 10/11/01 287.93 91.87 0.00 196.06 - - <br /> MW-3 10/12/01 287.93 91.87 0.00 196.06 - <br /> MW-3 10/15/01 DRY 287.93 <br /> MW-3 10/22101 DRY 287.93 - - <br /> MW-3 11/06/01 1 DRY 1 287.93 - - - - - - - - - <br /> Table 2 and 3-Current and Historical GW Data 10 2017.xlsx 4 of 38 <br />