Water quality grades for 6 analyzed ZIP codes in Helena.
59601
Score: 47/100
63 contaminants
59602
Score: 16/100
78 contaminants
59604
Score: 33/100
69 contaminants
59620
Score: 20/100
46 contaminants
59624
Score: 75/100
6 contaminants
59626
Score: 1/100
68 contaminants