Right now
The most recent data we hold from CSN CHILE arrived 58 minutes ago, and this point is in it.
Reported by CSN CHILE today.
What the source measured
CSN CHILE reported: 58 km NNE of Calama, Chile
CSN CHILE recorded magnitude 4.3 at a depth of 111 km.
How we know
2 recorded sources include CSN CHILE; independence is not established by this count.
Our own score for this event is 3 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. 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 |
| Legacy data-support index | 0.67/1 |
| Coordinates | -21.9846, -68.6595 |
| Nearest City | Calama (59 km) |
| Urban exposure index (PEI) | 0 within 30 km |
| Impact Tier | minor |
| Timestamp | 2026-09-22T09:35:10.144Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000tj4l |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: csn_chile. Occurrence: 2026-09-22T09:35:10.144Z.
First archived: 2026-09-22T10:42:42.488Z. Material modification: 2026-09-22T11:15:11.699Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-22T11:15:11.699Z · data_change
Index 3 → 3; severity low → low; version 5 → 5.
Score Breakdown
Technical Details
| Mag | 4.3 |
| Depth | 110.96 |
| Place | 58 km NNE of Calama, Chile |
| UsgsId | us7000tj4l |
| FromUSGSFallback | true |
| Usgs Mag | 4.3 |
| Usgs Depth | 110.96 |
| Usgs Tsunami | false |
| Usgs Sig | 284 |
| Emsc Mag | 4.3 |
| Emsc Depth | 118 |
| Emsc MagType | mb |
| Emsc Region | ANTOFAGASTA, CHILE |
| Emsc Auth | EMSC |
| Emsc SourceId | 2063884 |
| MergedSources | [{"id":"usgs_us7000tj4l","source":"usgs","severity":"low","severityValue":25.799999999999997,"timestamp":1790069710144,"latitude":-21.9846,"longitude":-68.6595},{"id":"emsc_20260922_0000164","source":"emsc","severity":"low","severityValue":25.799999999999997,"timestamp":1790069710330,"latitude":-21.9548,"longitude":-68.6395}] |
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.
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