Table 6.19
TCE, cis-1,2-DCE, 1,1-DCE, and VC concentration (in
μg L
À1
) in the sampled water at two levels (H and B) of each control piezometer of line 1
Date
Individual COC
DCI1H
DCI1B
DCC1.1H
DCC1.1B
DCC1.2H
DCC1.2B
DCC1.3H
DCC1.3B
Aug 18, 2014
TCE
5700
4200
6300
5700
4900
4800
1500
980
cis-1,2-DCE
220
260
80
120
54
180
3600
4100
1,1-DCE
6000
4200
6100
5500
4900
4600
4200
4500
VC
130
110
100
110
120
150
840
800
Jun 2, 2015
TCE
–
–
4600
3800
4800
4400
1900
2700
cis-1,2-DCE
–
–
53
52
74
100
2300
1700
1,1-DCE
–
–
3300
4000
3200
3100
1900
2000
VC
–
–
50
50
50
50
640
720
Jun 22, 2015
TCE
–
–
640
690
4800
4800
1500
1900
cis-1,2-DCE
–
–
7
8.2
75
100
2400
2000
1,1-DCE
–
–
410
440
650
370
3300
2900
VC
–
–
5
6.8
29
25
450
530
Jul 8, 2015
TCE
–
–
26
1100
3600
3600
1800
1600
cis-1,2-DCE
–
–
11
17
89
120
2600
3100
1,1-DCE
–
–
370
500
5200
5200
5600
5300
VC
–
–
5
6.2
58
62
440
580
6 In Situ Chemical Reduction of Chlorinated Organic Compounds
359