Table 5.20
Test results of inorganic components in groundwater samples of Luanshiwan Landfill (mg/L) (ctd)
Item
Be
Al
Cr
Ni
Cu
Zn
Cd
Ba
Pb
Fe
Mn
Cr6+
Se
As
Hg
Fecal
coliforms
Sulfide
CODmn
BOD5
ZK1
0.9
 10
−5
0.197
0.00834
0.0114
0.00414
0.019
0.8
 10
−5
0.242
0.00453
0.40
0.60
0.004
<
0.0006
<
–
–
–
ZK2
0.8
 10
−5
0.238
0.0191
0.0325
0.0824
0.253
2.8
 10
−5
0.948
0.00309
0.02
0.02
0.005
<
0.001
<
–
–
–
ZK3
<
0.11
0.00988
0.00556
0.00096
0.0056
<
0.407
0.00079
0.02
0.02
<
<
<
<
–
–
–
ZK4
0.6
 10
−5
0.168
0.0126
0.00708
0.00198
0.0138
<
0.594
0.00513
0.24
0.54
<
<
0.0005
<
–
–
–
ZK5
<
0.164
0.00795
0.00639
0.00057
0.0087
<
0.353
0.00072
0.08
0.48
0.005
<
<
<
–
–
–
ZK6
<
0.29
0.0209
0.0191
0.00095
0.0075
0.9
 10
−5
0.514
0.00149
1.12
0.88
0.005
<
0.0007
<
–
–
–
BJ7
6.4
 10
−5
0.189
0.00752
0.00609
0.0006
0.0107
1.8
 10
−5
0.291
0.00033
0.0249
0.049
<
<
<
<
–
–
–
MJ8
<
0.099
0.00751
0.00368
0.00252
0.0052
<
0.0609
0.00043
0.0642
0.0271
0.005
0.0007
0.0012
<
–
–
–
MJ9
0.9
 10
−5
0.0698
0.00666
0.00308
0.00048
0.0049
<
0.0467
0.00031
0.0374
0.0257
0.005
<
<
<
–
–
–
Note
pH is dimensionless, and conductivity (Con) is expressed by uS/cm and others expressed by mg/L.
“<” means the component is not detected and
“ ! ” means the content exceeds the threshold (2.40
 10
4
/L). Total hardness is
calculated in terms of CaCO3
5.1 Central China
127