Right now
The most recent data we hold from USGS arrived 1 minute ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
Reported by USGS yesterday.
No stronger detection stands among the 21 recorded within 20 km of this point since 12 March 2026 — one other scored the same. The last comparable one was on 17 September 2026. One more was recorded here in the fortnight before it.
What the source measured
USGS reported: 2 km NW of Hollister, CA
USGS recorded magnitude 2.6 at a depth of 6 km.
Urban PEI: 35,860 within a heuristic 15 km radius; not unique people.
Nearby, since 12 March 2026
- May 17, 2026 · score 0 · 7.0 km
- May 17, 2026 · score 0 · 7.0 km
- June 23, 2026 · score 0 · 9.0 km
How we know
One source: USGS. Not yet confirmed by a second, independent source.
Our own score for this event is 12 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) | 12 / 100 |
| Legacy data-support index | 0.81/1 |
| Coordinates | 36.8610, -121.4150 |
| Nearest City | Hollister (2 km) |
| Urban exposure index (PEI) | 35.9K within 15 km |
| Impact Tier | minor |
| Timestamp | 2026-09-23T16:00:10.570Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/nc75440387 |
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: usgs. Occurrence: 2026-09-23T16:00:10.570Z.
First archived: 2026-09-23T16:06:51.845Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-24T03:40:34.170Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T03:19:03.259Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T03:03:01.027Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T02:57:39.134Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T02:25:40.007Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T01:21:45.524Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T01:11:03.301Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T00:54:55.979Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T00:38:59.246Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T00:22:58.004Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-24T00:12:18.828Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-23T22:56:04.747Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-23T19:23:07.768Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
2026-09-23T19:17:41.835Z · data_change
Index 12 → 12; severity low → low; version 5 → 5.
Score Breakdown
Technical Details
| Mag | 2.58 |
| Depth | 6.07 |
| Tsunami | false |
| Felt | 22 |
| Sig | 111 |
| Usgs Dyfi Mag | 2.58 |
| Usgs Dyfi Depth | 6.07 |
| Usgs Dyfi Felt | 22 |
| Usgs Dyfi Cdi | 3.8 |
| Usgs Dyfi CdiDescription | Weak |
| Usgs Dyfi Sig | 111 |
| Usgs Dyfi Tsunami | false |
| Usgs Dyfi Place | 2 km NW of Hollister, CA |
| Usgs Dyfi Types | ,dyfi,focal-mechanism,nearby-cities,origin,phase-data,scitech-link, |
| MergedSources | [{"id":"usgs_dyfi_nc75440387","source":"usgs_dyfi","severity":"low","severityValue":15.48,"timestamp":1790179210570,"latitude":36.8610000610352,"longitude":-121.415000915527}] |
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.
Review the area, threshold and delivery channel in your account.
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