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Table 1: Correlation test between total arsenic level in shallow groundwater and distance to mining & waste sites 
Distance to 
mining sites(m) 
0 100 
200 
300 
400 
500 
600 
700 
800 
900 
1000 
SPSS Correlation 
test 
(Spearman's rho, 
1 -tailed) 
Total arsenic level in 
shallow 
groundwater(ppm) 
12.32 0.39 
0.27 
0.29 
0.12 
0.09 
0.15 
0.23 
0.18 
0.07 
0.02 
R=-0.827, P<0.01 
Table 2: Correlation test between total arsenic level in deep groundwater and distance to mining & waste sites 
Distance to 
mining sites(m) 
50 
100 
200 
300 
400 
500 
600 
700 
800 
900 
1000 
SPSS 
Correlation 
test 
(Spearman’s 
rho, 1-tailed) 
Total arsenic level in 
No 
data 
R=-0.661 
P<0.05 
deep 
groundwater(ppm) 
0.35 
1.34 
0.31 
1.39 
0.02 
0.02 
0.36 
0.002 
0.005 
0.02 
Table 3: Correlation test between total arsenic level in surface soil elution and distance to mining & waste sites 
Distance to 
mining 
sites(m) 
0 
100 
200 
300 
400 
500 
600 
700 
800 
900 
1000 
Total arsenic 
level in soil 
357.14 
134.48 
elution 
(PP b ) 
61.48 
39.62 
92.5 
95.93 
41 
48.46 
65.56 
47.5 
10 
SPSS correlation test: 1. Distance within 300 meters: (Spearman’s rho, 1-tailed) R=-1 
2. Distance from 0 to 1000 meters: (Spearman’s rho, 1-tailed) R=-0.636, P<0.05