Collegedale, TN
Local storm history & FEMA National Risk Index data
Collegedale is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for Hamilton County, TN. The county's highest-rated hazards are tornado, strong wind, and earthquake.
Storm events near Collegedale
NOAA-recorded tornado, hail, and flood events within 25 miles of Collegedale's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Collegedale itself, not the whole county.
County-wide hazard risk
Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Hamilton County's FEMA National Risk Index scores, covering Collegedale along with the rest of the county, not a Collegedale-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 70.6 | Relatively Low |
| Inland Flooding | 94.9 | Relatively High |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 95.7 | Relatively Moderate |
| Heat Wave | 75.6 | Relatively Low |
| Tornado | 98.6 | Relatively High |
| Avalanche | — | Not Applicable |
| Cold Wave | 84.5 | Relatively Moderate |
| Drought | 36.6 | Relatively Low |
| Hail | 82.6 | Relatively Moderate |
| Hurricane | 62.5 | Relatively Low |
| Ice Storm | 85.8 | Relatively High |
| Landslide | 95.2 | Relatively Moderate |
| Lightning | 94.8 | Relatively High |
| Strong Wind | 97.5 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 93.8 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Hamilton County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Hamilton County:
More on Hamilton County:
Frequently asked questions
What natural hazards is Collegedale, TN at risk of?
Collegedale is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for Hamilton County, where Collegedale is located, are tornado, strong wind, and earthquake.
What is Collegedale's biggest natural hazard risk?
Tornado is the highest-rated hazard for Hamilton County, where Collegedale is located, scoring 98.6 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Collegedale a high-risk area for natural disasters?
Somewhat — Collegedale carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for Hamilton County.
Has Collegedale had tornadoes, hail, or flooding?
NOAA has recorded 16 tornado, 54 hail, 75 inland flooding events within 25 miles of Collegedale since 2016.