Natural Disaster Risk in New Johnsonville

Natural Hazard Profile: New Johnsonville, Tennessee

Located in the interior eastern United States in Humphreys County, New Johnsonville is a town of roughly 3,231 residents. The humid subtropical climate that characterizes this part of Tennessee — marked by hot summers, mild winters, and transitional weather patterns — directly influences the types and severity of natural hazards present, making New Johnsonville a community where hazard awareness has real practical value.

FEMA rates New Johnsonville's composite natural disaster risk at 5.5 out of 10 — moderate risk. Seismic activity is the dominant hazard, with the community situated in or near an active tectonic zone capable of producing damaging ground shaking. Residents should also account for wind and tornado risk in their preparedness planning.

Relative to other U.S. communities, New Johnsonville's natural disaster risk is above the U.S. national average of 4.5/10, near the 5.8/10 state average. The hazard distribution here is led by earthquake and wind, as measured by FEMA across Humphreys County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a moderate risk rating, New Johnsonville 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 earthquake is recommended.