Sl.
No.
Model
ANN
Architecture
No. of
parameters
Combination of input parameters
Output parameter
1
ANN1
10-3-1
10
EC, TDS, TH, 
, Cl−, 
, Na+, Ca2+, Mg2+ and K+
CWQI
2
ANN2
8-2-1
8
EC, TDS, TH, 
, Cl−, 
, Na+ and Ca2+
CWQI
3
ANN3
7-2-1
7
EC, TDS, TH, 
, Cl−, 
and Na+
CWQI
4
ANN4
6-2-1
6
EC, TDS, TH, 
, Cl− and Na+
CWQI
5
ANN5
5-3-1
5
EC, TDS, TH, Cl− and Na+
CWQI
6
ANN6
4-4-1
4
EC, TDS, Cl− and Na+
CWQI
7
ANN7
6-3-1
6
EC, TDS, TH, 
, Cl−, and 
CWQI
8
ANN8
6-1-1
6
EC, TDS, Na+, Ca2+, Mg2+ and K+
CWQI
9
ANN9
8-2-1
8
TH, 
, Cl−, 
, Na+, Ca2+, Mg2+ and K+
CWQI