Colorado, United States
Earthquakes Near Denver
ShareUSGS has not recorded an earthquake within 120 km of Denver in the last 30 days. The largest ever recorded here is M 5.5, 7 km SE of Lochbuie, Colorado, on 1967-08-09.
Nothing recorded in the last 30 days
USGS logged 1 events here in the last year. The historical record is below.
Recent earthquakes within 120 km of Denver
USGS has not located an earthquake within 120 km of Denver in the last 30 days. That is normal for this area: it recorded 1 in the last year.
The largest on record within 120 km of Denver
Since 1900, when the instrumental record becomes usable. The largest is M 5.5 at 7 km SE of Lochbuie, Colorado on 1967-08-09: moderate: can damage poorly built structures.
Largest since 1900 USGS
| Magnitude | Location | Date | Depth |
|---|---|---|---|
| M 5.5 | 7 km SE of Lochbuie, Colorado | 1967-08-09 | 10.0 km deep |
| M 5.2 | 4 km NE of Derby, Colorado | 1967-11-27 | 5.0 km deep |
| M 4.5 | 9 km SSE of Brighton, Colorado | 1967-04-27 | 5.0 km deep |
| M 4.3 | 7 km SE of Brighton, Colorado | 1967-04-10 | 5.0 km deep |
| M 4.3 | 3 km NE of Northglenn, Colorado | 1981-04-02 | 8.0 km deep |
| M 4.0 | 9 km NE of Larkspur, Colorado | 1994-12-25 | 10.0 km deep |
How these numbers were counted
Counts include every earthquake of magnitude 1.0 and above that USGS located within 120 km of Denver. The search is a circle of 120 km around the centre of Denver, so everything listed is genuinely within that distance. Full method, including why counts from different places are not comparable.
Source: USGS Earthquake Hazards Program (FDSN event service). Retrieved 2026-08-10. Public domain.