Reported by CWA TAIWAN today.
It is the 4th strongest of the 5 detections recorded within 20 km of this point since 25 August 2026. The last comparable one was on 25 August 2026.
What the source measured
CWA TAIWAN reported: 116 km NE of Hengchun, Taiwan
CWA TAIWAN recorded magnitude 4.3 at a depth of 10 km.
The seismic region given by the source is 116 km NE of Hengchun, Taiwan.
Nearby, since 25 August 2026
- September 4, 2026 · score 5 · 5.5 km
- August 25, 2026 · score 17 · 8.9 km
How we know
Confirmed by 2 independent sources, including CWA TAIWAN.
Our own score for this event is 3 out of 100, at 55 % 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) | 3 / 100 |
| Our confidence | 55% |
| Coordinates | 22.6727, 121.6177 |
| Nearest City | Taitung (50 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-04T09:10:59.554Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000te98 |
Score Breakdown
Technical Details
| Mag | 4.3 |
| Depth | 10 |
| Region | 116 km NE of Hengchun, Taiwan |
| UsgsId | us7000te98 |
| Fallback | true |
| Usgs Mag | 4.3 |
| Usgs Depth | 10 |
| Usgs Tsunami | false |
| Usgs Sig | 284 |
| Emsc Mag | 4.3 |
| Emsc Depth | -9.9 |
| Emsc MagType | mw |
| Emsc Region | TAIWAN REGION |
| Emsc Auth | EMSC |
| Emsc SourceId | 2055639 |
| MergedSources | [{"id":"usgs_us7000te98","source":"usgs","severity":"low","severityValue":25.799999999999997,"timestamp":1788513059554,"latitude":22.6727,"longitude":121.6177},{"id":"emsc_20260904_0000111","source":"emsc","severity":"low","severityValue":25.799999999999997,"timestamp":1788513059310,"latitude":22.646,"longitude":121.6358}] |
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 3/100, 116 km NE of Hengchun, Taiwan (Taiwan), based on data from cwa_taiwan. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.