District of Columbia earthquake risk
District of Columbia has the highest earthquake risk in District of Columbia, scoring 98.3 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
|---|---|---|---|
| 1 | District of Columbia | 98.3 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Earthquake risk nationally:
Other hazard risks in District of Columbia:
Frequently asked questions
What is the highest earthquake risk county in District of Columbia?
District of Columbia, DC has the highest earthquake risk in District of Columbia, with a FEMA National Risk Index score of 98.3 out of 100 (rated "Relatively High").
What causes earthquake risk in District of Columbia?
Earthquake risk reflects expected annual losses from ground shaking. High scores concentrate in California, the Pacific Northwest, Alaska, and the New Madrid Seismic Zone (spanning Missouri, Arkansas, Tennessee, and neighboring states). NOAA's Storm Events Database does not track earthquakes, so recorded event counts are not shown.