Montana Department of Transportation

Malcolm “Mack” Long, Director

COVID-19

View the Governor’s Coronavirus Task Force site for more information.

Main Content

Complete Project

Stormwater Information

Contacts

Environmental Services Bureau

  • , Bureau Chief, 406-444-0879

Engineering Section

  • , Engineering Section Supervisor, 406-444-9412
  • Compliance with Montana and National Environmental Policy Acts (MEPA and NEPA), Clean Water Act Permitting, Tribal Water Resources Permits, Municipal Separate Stormwater Systems (MS4), Erosion Control, Construction and Temporary Facilities Permitting, Compliance Assistance, Post Construction Vegetation and Project Closeout.

District Project Development Engineers

  • , Billings District (Billings MS4), 406-444-7202
  • , Glendive District, 406-444-0825
  • , Missoula District (Missoula and Kalispell MS4), 406-523-7203
  • , Butte District (Butte and Bozeman MS4), 406-444-7224
  • , Great Falls District (Great Falls and Helena MS4), 406-444-7648

Field Services Unit

  • , Field Services Unit Supervisor, 406-444-9227
    • , Reclamation Specialist, 406-444-7657
    • , Statewide Environmental Engineering Specialist, 406-444-6395
    • District Environmental Engineering Specialists
    • , Butte, 406-494-9612
    • , Glendive, 406-345-8266
    • , Missoula, 406-523-5824
    • , Great Falls, 406-454-5896
    • , Billings, 406-657-0273