MS4 : Hotlines

In an emergency situation, such as threats to life or property, please call 911. Otherwise, you may use the contact information listed below for your area if you observe stormwater issues (such as dumping, illegal connections, improper construction practices, etc.):

Billings: http://ci.billings.mt.us/requesttracker.aspx

Great Falls:
If you see or suspect a pollutant going into a storm drain that you feel could impact the storm water system and/or the Missouri or Sun rivers, please call 727.8390 between 8:00 am and 5:00 pm. After hours, call the Par-tner Hotline at 727.8637 or use the online form at at http://www.greatfallsmt.net/people_offices/public_works/stormwater.php

Missoula:
Potential storm water pollution can be reported to the Missoula County Water Quality District at 406/258.4890. Office hours are 8:00 am to 5:00 pm Monday through Friday and messages can be left after hours. Calls can be made anonymously.

Other Areas:
For illegal dumping in areas not listed above, please contact the Department of Environmental Quality. You can report information to the Enforcement Division by calling 406/444.0379, or by filling out a form at the website below http://www.deq.mt.gov/enf/spill.mcpx