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(406) 827-4833 gmcd@macdnet.org

Green Mountain CD is excited to announce that you can fill out your 310 applications completely online using Gilly at the link below.

Gilly – Online Fillable 310 Joint Application  (Click “Apply for Permit” then create an account)

Application forms can still be picked up at our office, 2952 Hwy 200, Trout Creek, MT, or downloaded below, but we are encouraging all new applications be submitted via Gilly.

The 310 application has just been updated this year and includes the instructions on how to fill it out. Pages 1-7 are the instructions. The actual permit starts on page 8.

2024 Joint 310 Application

Emergency Form

Complaint Form

Sample of Completed 310 Application

Work Completion Form

If you are not using Gilly, please email or mail completed forms to:

Green Mountain Conservation District
gmcd@macdnet.org
PO Box 1329
Trout Creek, MT 59874
 

Or deliver them to our office:

2952 Hwy 200
Trout Creek, MT 59874
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