No.

SS

COD

BOD₅

$N{H}_4^{+}$

$N{O}_3^{-}$

$P{O}_4^{3-}$

FC

HE

pH

EC

1

x

x

x

x

x

x

x

x

x

x

2

x

x

x

x

x

x

x

x

3

x

x

x

x

x

4

x

x

x

x

5

x

x

x

x

x

x

6

x

x

x

x

x

x

x

x