Flood Plain Permits are required for any construction in a recognized 100 year flood plain in the County. Flood Plain maps are available for consultation in the office of the Permit Coordinator.
Current fee is $60.00.
Comprehensive Permit Form: PDF
Community Development and Planning Contact Information
Lewis and Clark County
Community Development and Planning Department
316 N. Park Ave., Helena, MT 59623
Telephone: (406) 447-8374