Right now
The most recent data we hold from USGS arrived 11 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, <1 km from here.
Reported by USGS today.
It is one of only 2 we have recorded within 20 km of this point since 5 September 2026.
What the source measured
USGS reported: 20 km E of Castle Rock, Washington
USGS recorded magnitude 3.7 at a depth of 18 km.
Nearby, since 5 September 2026
- September 5, 2026 · score 0 · 0.0 km
How we know
One source: USGS. Not yet confirmed by a second, independent source.
Our own score for this event is 0 out of 100, at 61 % 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) | 0 / 100 |
| Our confidence | 61% |
| Coordinates | 46.2470, -122.6438 |
| Nearest City | Longview (26 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-05T11:09:28.280Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/uw714095342 |
Score Breakdown
Technical Details
| Mag | 3.73 |
| Depth | 17.62 |
| Tsunami | false |
| Felt | 837 |
| Mmi | 3.72 |
| Sig | 574 |
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 Longview?
Calamity.live data shows a earthquake event with CalamityScore 0/100, near Longview (United States), based on data from usgs. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.