Earthquake near Petropavlovsk-Kamchatsky
Reported by USGS 174 days ago.
No stronger detection stands among the 94 recorded within 20 km of this point since 8 March 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
USGS reported: 233 km ESE of Attu Station, Alaska
Nearby, since 8 March 2026
- March 8, 2026 · score 9 · 0.0 km
- August 9, 2026 · score 0 · 2.3 km
- March 9, 2026 · score 0 · 3.0 km
How we know
One source: USGS. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Earthquake |
| Severity | medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 52.1095, 176.4060 |
| Nearest City | Petropavlovsk-Kamchatsky (1201 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-08T22:41:56.986Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000s322 |
Score Breakdown
Technical Details
| Mag | 5.1 |
| Mmi | 3.37 |
| Sig | 400 |
| Depth | 10 |
| Tsunami | true |
| Emsc Mag | 5.1 |
| Emsc Auth | EMSC |
| Emsc Depth | -10 |
| Emsc Region | RAT ISLANDS, ALEUTIAN ISLANDS |
| Emsc MagType | mw |
| Emsc SourceId | 1957127 |
| MergedSources | [{"id":"emsc_20260308_0000359","source":"emsc","severity":"medium","timestamp":1773009719270,"severityValue":40.8}] |
Cascade Risks
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 10 February 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.
Calamity.live data shows a earthquake event with CalamityScore 22/100, near Petropavlovsk-Kamchatsky, based on data from usgs. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.