Low Risk Michigan  ·  Winter Storm / Wildfire

Ontonagon County MI

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

5/ 10
Threat Score
Population
6
Area
1,312
sq miles
Primary Hazard
Winter Storm / Wildfire
FEMA Disasters
6
federally declared

Ontonagon County MI in Michigan faces winter storm / wildfire risk across its 1,312 square mile area. Ontonagon on Lake Superior serves this remote western Upper Peninsula county. Ontonagon serves as the county seat and regional emergency coordination hub.

// Recommended Supplies

Essential gear for power outages, severe weather, and emergency situations in your area.

// Risk Intelligence

Threat Score 5 / 10    Low Risk
Primary Hazard Winter Storm / Wildfire
Secondary Hazard Flash Flooding
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2018 Extreme Winter
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (906) 884-4255
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Ontonagon County MI
State Michigan (MI)
Population 6
Area 1,312 sq miles
FEMA Region Low

// Other Michigan Counties