Natural Disaster Risk in Ottawa County

Natural Hazard Profile: Ottawa County, Ohio

Ottawa County is located in the United States in Ohio, home to roughly 40,343 residents. The county experiences cold winters with lake-effect snow in the north and warm, humid summers, with spring tornado risk and winter ice storms shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.

FEMA rates Ottawa County's composite natural disaster risk at 5.6 out of 10 — moderate risk. The risk of coastal inundation tops the local hazard profile, with the area exposed to storm surge, tidal flooding, and wave action during major coastal storm events. Residents should also account for wind and ice storm risk in their preparedness planning.

Ottawa County's risk score, near the 5.8/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Ottawa County, the highest-scoring are coastal flood, wind, and ice storm. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a moderate risk rating, Ottawa County residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for coastal flood is recommended.