Natural Disaster Risk in Masonville

Natural Hazard Profile: Masonville, Iowa

Located in the interior eastern United States in Buchanan County, Masonville is a small unincorporated community. The humid continental climate that characterizes this part of Iowa — marked by cold winters, hot summers, and frequent severe weather — directly influences the types and severity of natural hazards present, making Masonville a community where hazard awareness has real practical value.

Masonville's overall natural disaster risk is rated 4.5/10 (Moderate) by FEMA's National Risk Index. Prolonged drought is the primary hazard risk, shaped by low annual rainfall, high evaporation rates, and increasing temperature trends that deepen and lengthen dry periods. Secondary hazards include hail and wind.

Relative to other U.S. communities, Masonville's natural disaster risk is near the U.S. national average of 4.5/10, slightly below the 5.4/10 state average. The hazard distribution here is led by drought and hail, as measured by FEMA across Buchanan County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a moderate risk rating, Masonville 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 drought is recommended.