M 5.5 Earthquake
Reported by SCEDC today.
It is the 3rd strongest of the 118 detections recorded within 20 km of this point since 22 May 2026. Another comparable one was recorded here earlier the same day.
What the source measured
SCEDC reported: ###.# km ( ###.# mi) WNW (az= 303.1) from Port Orford, OR
SCEDC recorded magnitude 5.5 at a depth of 10 km.
The seismic region given by the source is ###.# km ( ###.# mi) WNW (az= 303.1) from Port Orford, OR.
Nearby, since 22 May 2026
- September 3, 2026 · score 20 · 0.0 km
- September 2, 2026 · score 0 · 0.6 km
- September 3, 2026 · score 0 · 3.1 km
How we know
One source: SCEDC. Not yet confirmed by a second, independent source.
Our own score for this event is 20 out of 100, at 58 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Earthquakes |
| Severity | Medium |
| Calamity Score (ours) | 20 / 100 |
| Our confidence | 58% |
| Coordinates | 52.0506, -169.1387 |
| Nearest City | Anchorage (1546 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-03T18:21:15.216Z |
| Source | https://scedc.caltech.edu/recent/Quakes/ci10252342.html |
Score Breakdown
Technical Details
| Mag | 5.5 |
| Depth | 10 |
| MagType | w |
| Region | ###.# km ( ###.# mi) WNW (az= 303.1) from Port Orford, OR |
Safety Information
If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens in this area?
Calamity.live data shows a earthquake event with CalamityScore 20/100, based on data from scedc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.