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Table 1 : Groundwater Monitoring Results using EPA methods 8015m, 8020, and 8260 (gg/L) Well ID Date DTW4TPH-d TPH_e TPH-mi _T E X MTBE li ETBE TAME MW- 1 Aug-96 ' 10.34' <50 1 ,800 NA 1 98 18.8 55 . 8 130 1 ,300 - - - - - - Screened Apr-97 9.21 ' 68 520 NA 31 <0.5 2. 8 1 .5 910 T to 25' bg Mar-98 i 6.90' <500 i- <50 NA <0.5 <0.5 <0.5 <1 It j Sep-98 10.0_5' <500 i <50 <500 <0.5 <0.5 <0.5 <1 63 Dec-98 9.95' 1 OS<0 130 <500 4 <5 7 1379 Feb-99 8 . 89' <500 50 <500_ 1 .2 1 .4 0. 8 <1 14 Jul-99 1 10. 12' 68 75 68 0.58 <0 .3 1 .5 <0.3 530 Nov-99 10.48' <50 710 - <50 0.47 _ <0.3 1 0.72 <0.3 1 780 - Jan-00 9.46' <50 <50 <50 <0 .3 <0.0 <0.3 1 170 May-00 9.54' <63 <50 <500 <0.3 <0. 3 <00 3 <0�3 ~ <5 Sep-00 10 .29' <50 <50 <50 <0.3 <03 <0' 3 <0.3 <5 A r-01 9 .49' <50 <50 <50� <0.3 <0.3 <0.3 <0.3 <5 Decg 00 9 .84' <50 <50 <5,000 <0.3 <0.3 <0.3 <03 <5 P ' Au 01 9 .78' <50 <50 <50 j <0.3 <0.3 <0.3 <0.3 <5 Nov-01 10 . 12' <50 <50 NA <0.3 <0.3 <0.3 i <0.3 <5 <5050 0� 0 4 - - Oct-02 10. 75' <50 X50 <50 1 <0.j _ <0 .3 <0. <0 3 <5 Apr 02 10 57 <50 _ <50 <50 <0.3 i I Jun 02 10 75 <50 0.3 230 - <0.3 5 ,800 - Jan-03 i 9.65' <50 <50 <50 <0 .3 <0 .3 1 <03 <0.3 520 Mar-03_1 9.91 ' <50 <50 <50 <O .3 <0.3 0 .9 <0.3 I 120 I Jun-03 9.98' <50 <50<50 <03 <0.3 1 <0.3 <0.3 450 t - - - Oct-03 9. 89' _ <50 <50 <50 <0.3 <0.3 Dec-03 9.60' <50 <50 <50 <0.3 <0.3 <0 3 <0 3 75 I1 1 ,300 <5 < Mar-04 9. 66' <50 <50 <50 <0.3 1 0.9 5 tiYrb Jun-04 9.92' <50 <50 f <50 <0.3 - <0.33 1 0.7 11200 <5 <5 �3i�pa _ Sep 04 10.45' 0.4 8, 100 <25 <25 NA �<r NA <0.04 50 1 .2 -- NA <50 NA <0.3 0.3 <0 3 i � Mar-OS 10. 97 0.6 3,400 < 10 l3 -- isMW-2 Aug-96 10 .20' 95 850 NAj 12.7 7.9 4 5 120 12 .3 T Screened Apr-97 9 ,02' 250 73 NA 6.4 <0.5 2 0.7 < 12.5 5' to 251 bg Mar-98 6 .70' <500 <50 NA <0.5 <0.5 <0.5 < 1 <5 Sep-98 9 . 87' <500 120 <500 4.4 <0 .5 1 .3 < 1 < 10 et Dec-98 9 79 <500 180 1 <500 2 <5 4 1 <5 <10 Feb-99 8._66' <500 <50 <500 <0 .5 0.6 1 <0.5 Jul-99 9 .98' 84 <50 84 <03 <03 <0 .3 <0 .3 <5 Nov-99 10 .36' <50 <50 <50 <0.3 <03 <0.3 <0.3 <5 Jan-00 9.31 ' <50 <50 <50 <0.3 <0.3 <0.3 <03 <5 9.35' May-00 r - -<- -_ <63 <50 <500 <0.3 <0.3 <0.3 ' <0.3 <5 Sep-00 10. 13' <50 <50 <50 <0.3 <0 3 <0.3 <03 <5 - - - - - Dec-00 9. 70' <50 <50 <51000 <0.3 <0 3 <0.3 <0.3 <5 Apr-01 9.31 <50 <50 <50 <0.3 <03 <0.3 <03 <5 - Aug O1 9.61 ' <50 <50 <50 <0.3 _ , <0.3 <0.3 <0.3 <5 Nov-01 9.98' <50 <50 NA <03 <0 .3 <0.3 <0. <5 - - - - - - - Apr-02 10.47' <50 <50 <50 <0.3 <0.3 <0.3 <03 <5 - Jun-02 10. 66' <50 <50 <50 <0 .3 <0 .3 <0.3 <0.3 <5 Jan-03 9.50' <5_0 <50 <50 <0.3 <0.3 <0 .3 <0.3 Oct-02 10.68' <50 <50 <50 <0.3 <03 <0 .3 <0.3 <5 1 Mar-03 9.78' <50 <50 <50 <O .3 <0.3 _ <03 <03 <1 Jun-03 9.85' <50 <50 <50 <0.3 <03 <0.3 <03 ~ < 1 Oct-03 937' <50 <50 _ <50 <O.3 <0.3 _<0.3 <0.3 < 1 Dec-03 9.38' <50 <50 <50 <03 <_0.3 < <03 < l Mar-04 9.49' <50 <50 <50 <0.3 <03 <0.3 <0 .3 <O .5 <0 .5 <OS Jun-04 9. 75' <50 <50 <50 <0.3 <0 .3 <O.3 <0 .3 <0 .5 <0 .5 <0 .5 1 F