Last modified: February 25, 2021
Yes or No on I-186: 20 years after cyanide ban, will voters approve another measure strengthening mining regulations?
Montana Environmental
Information Center
Clean and healthful.
It's your right, our mission.
Stay Connected
P: (406) 443-2520 | F: (406) 443-2507
107 W. Lawrence St., #N-6
Helena, MT 59601
Mailing addresses:
P.O. Box 1184, Helena, MT 59624
P.O. Box 1375, Missoula, MT, 59806