Laserfiche WebLink
TABLE 4 <br /> (Continued) <br /> RESULTS OF ANALYSES OF GROUNDWATER SAMPLES <br /> FROM MONITORING WELLS AT 152 and 153 EAST 11th STREET, TRACY <br /> Well Sampling TPH TVH Benzene Toluene Ethyl- Total <br /> No Date (as Gas ) benzene Xylenes <br /> ppb ppb ppb ppb ppb ppb <br /> NAV 8 07/08/93 ND - ND ND ND ND <br /> 10/13/93 ND - ND ND ND ND <br /> 02/25/94 ND - ND ND ND ND <br /> 09/03/94 ND - ND ND ND ND <br /> 02/17/95 ND - ND ND ND ND <br /> ULT 1 04/01/87 - 3,700 13 80 - ND <br /> 07/23/87 671 122 4 0 7 O 24 <br /> 07/03/91 160 - 3 5 ND 0 7 2 3 <br /> 09/30/91 350 - 15 ND 0 8 4 0 <br /> 12/31/91 320 _ 13 1 1 0 9 3 7 <br /> 03/28/92 470 11 0 8 0 7 5 0 <br /> 07/08/93 110 - 2 1 0 6 ND 1 3 <br /> ULT 2 04/01/87 - 30,000 1,700 1,800 - 72 <br /> 07/23/87 1,418 317 8 98 138 <br /> 07/02/91 4,700 - 98 37 48 100 <br /> 09/30/91 12,000 - 540 44 130 140 <br /> 12/31/91 28,000 - 190 86 140 300 <br /> 03/28/92 4,400 - 80 56 78 150 <br /> 07/08/93 9,800 - 1500 ND 170 150 <br /> ULT 3 04/01/87 - ND ND ND - ND <br /> 07/23/87 - 160 12 0 7 0 ND ND <br /> 07/02/91 ND - ND ND ND 0 9 <br /> 09/30/91 ND - ND ND ND ND <br /> 12/31/91 ND - ND ND ND ND <br /> 03/28/92 ND - ND ND ND ND <br /> 07/08/93 ND - ND ND ND ND <br /> ULT 4 04/14/87 4,000 1,700 200 200 600 400 <br /> 07/23/87 - 252 117 14 15 19 <br /> 07/03/91 880 - 120 1 8 8 1 25 <br /> 09/30/91 580 - 65 O 6 4 2 8 3 <br /> 12/31/91 370 - 22 ND 0 7 0 8 <br /> 03/28/92 310 - 16 0,8 0 6 1 2 <br /> 07/08/93 370 - ND ND ND ND <br /> Continued on next page <br /> i <br />