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, CALIFORNIA <br /> Well Sampling TPH TVH Benzene Toluene Ethyl- Total <br /> No Date (as Gas ) benzene Xylenes <br /> ppb ppb ppb ppb ppb ppb <br /> ULT 3 4/1/87 - ND ND ND - ND <br /> 7/23/87 - 160 120 7 0 ND ND <br /> 7/2/91 ND - ND ND ND 0 9 <br /> 9/30/91 ND - ND ND ND ND <br /> 12/31/91 ND - ND ND ND ND <br /> 3/28/92 ND - ND ND ND ND <br /> 7/8/93 ND - ND ND ND ND <br /> ULT 4 4/14/87 4,000 1,700 200 200 600 400 <br /> 7/23/87 - 252 117 14 15 19 <br /> 7/3/91 880 - 120 1 8 8 1 25 <br /> 9/30/91 580 - 65 0 6 4 2 8 3 <br /> 12/31/91 370 - 22 ND 0 7 0 8 <br /> 3/28/92 310 - 16 0,8 0 6 1 2 <br /> 7/8/93 370 - ND ND ND ND <br /> ULT 5 4/14/87 12,000 3,200 200 200 100 300 <br /> 7/23/87 1,102 43 6 83 70 <br /> 7/3/91 1,000 - 8 9 18 15 52 <br /> 9/30/91 2,000 - 7 8 6 8 6 4 17 <br /> 12/31/91 600 - 2 2 2 6 3 4 4 9 <br /> 3/28/92 920 - 7 4 ND 2 9 3 2 <br /> 7/8/93 180 - 4 5 ND 1 8 2 8 <br /> ULT 6 4/14187 6,000 39,100 1,400 1,100 800 3,200 <br /> 7/23/87 - 131 3 1 8 10 <br /> 7/3/91 540 - 28 3 8 2 1 15 <br /> 9/30/91 1,900 - 30 1 9 2 6 25 <br /> 12/31/91 690 - 9 9 ND 1 3 12 <br /> 3/28/92 830 - 28 0 7 1 5 12 <br /> 7/8/93 500 - 34 1 3 0 6 6 5 <br /> ULT 7 4/14/87 8,000 400 6 20 8 5 <br /> 7/23/87 - 570 8 13 5 51 <br /> 7/3/91 700 - ND 4 1 3 4 9 9 <br /> 9/30/91 440 - 1 5 2 3 0 7 3 2 <br /> 12/31/91 190 - 26 1 5 ND 26 <br /> 3/28192 760 - 1 4 3 3 1 9 6 8 <br /> 7/8/93 200 - 2 1 0 6 ND 1 6 <br /> Continued on next page <br />