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DNRC Headquarters
1539 Eleventh Ave. Helena, MT 59601
Questions? Email us

Carbon County Floodplain Maps Update


Carbon County is working with MT DNRC and FEMA  to update the flood study and floodplain maps for the Clarks Fork of the Yellowstone, Rock Creek, and tributaries. To learn more about the existing floodplain maps click here. 

DNRC held a project kick off meetings on October 3rd & 4th, 2019 with Carbon County, Joliet, Red Lodge, Bear Creek, and Fromberg. To view the slides that were presented click here. 

Below are the study extents for the project. To view a larger image click here. 

Below is a tentative project timeline. Click here to view the project timeline.

More Info

Background on existing floodplain maps

Contact Carbon County

Annie Gillespie
Carbon County Floodplain Administrator 
(406) 445-7300

Contact DNRC

Tiffany Lyden
MT DNRC Outreach Specialist
(406)444-0599

Nadene Wadsworth
MT DNRC Outreach Specialist
(406)444-6732