Right now
The most recent data we hold from EMSC arrived 18 minutes ago, and this point is in it.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by EMSC today.
It is one of only 3 we have recorded within 20 km of this point since 8 September 2026. Another comparable one was recorded here earlier the same day.
What the source measured
EMSC reported: GREECE
EMSC recorded magnitude 4.0 at a depth of -10 km.
The seismic region given by the source is GREECE.
An estimated 144,108 people live within 30 km of this point.
Nearby, since 8 September 2026
- September 8, 2026 · score 24 · 7.3 km
How we know
Confirmed by 2 independent sources, including EMSC.
Our own score for this event is 21 out of 100, at 90 % 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 | Low |
| Calamity Score (ours) | 21 / 100 |
| Our confidence | 90% |
| Coordinates | 38.3015, 21.7882 |
| Nearest City | Pátra (7 km) |
| Population Exposed | 144.1K within 30 km |
| Impact Tier | minor |
| Timestamp | 2026-09-08T03:25:15.510Z |
| Source | https://www.seismicportal.eu/eventdetail.html?unid=20260908_0000035 |
Score Breakdown
Technical Details
| Mag | 4 |
| Depth | -10.2 |
| MagType | mb |
| Region | GREECE |
| Auth | EMSC |
| SourceId | 2057155 |
| Usgs Mag | 4.3 |
| Usgs Depth | 10 |
| Usgs Tsunami | false |
| Usgs Felt | 1 |
| Usgs Sig | 285 |
| MergedSources | [{"id":"usgs_us7000tfqz","source":"usgs","severity":"low","severityValue":25.799999999999997,"timestamp":1788837915019,"latitude":38.3149,"longitude":21.7065}] |
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 near Pátra?
Calamity.live data shows a earthquake event with CalamityScore 21/100, near Pátra (Greece), based on data from emsc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.