Table 8.

Suitability of water based on HPI and HEI and their percent sharing in the study area (N = 72).

Pollution indices	Classification	Suitability of water	Category-wise contribution of samples	Percentage	Source of reference
HPI	< 25	Excellent	70	97	40
	26–50	Good	2	3
	51–75	Poor	Nil	N.A
	76–100	Very poor	Nil	N.A
	> 100	Unsuitable	Nil	N.A
HEI	< 10	Low	72	100	39,44
	10–20	Medium	Nil	N.A
	> 20	High	Nil	N.A

N.A. not applicable.