reservoir [Noun] + underground [Adjective]

Strength Strength Dispersion
A:
4
CHISQ:
136.14
AWT:
18,009,097
TTEST:
1.94
G2:
28.3
FAWT:
3.02
MI:
5.17
LOGLOG:
10.34
JD:
0.51
MI3:
9.17
DICE:
0.37
RANGE: