Earthquake · reviewed by a seismologist
M 2.2md
Earthquake near Eureka, CA
No earthquake was likely felt in Eureka in the 24 hours to 1:39 pm PST (21:39 UTC). The last one was M 5.0, 128 km (79 mi) WSW, at 8:56 pm PST on 4 November 2026, estimated intensity II (weak) in town; 145 felt reports to USGS. Every earthquake near Eureka
This page: a magnitude 2.2 earthquake was recorded 36 km (23 mi) west-southwest of Eureka, CA, at 1:13 pm PDT on 7 June 2026 (20:13 UTC), 22 km deep.
USGS: 32 km WNW of Ferndale, CA
- When
- 1:13 pm PDT on 7 June 2026 ()
- Where
- 36 km (23 mi) west-southwest of Eureka, CA · earthquakes near Eureka
- Magnitude
- M 2.2 (md)
- Depth
- 22 km below the surface
- Felt
- no reports yet
- Nearest
- Humboldt County, 56 km E
- Status
- Reviewed by a seismologist
USGS · last changed by USGS · we first saw it 150 days ago
Earthquake alerts for Eureka, CA
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Alerts are on for .
Not a warning. An alert comes after USGS publishes a quake, usually minutes after the shaking. For early warning use ShakeAlert, through your phone's Wireless Emergency Alerts or the MyShake app.
This was a minor earthquake. Quakes this small are rarely felt and do not cause damage.
At this magnitude and depth it was probably too small to be felt, even directly above it. In Eureka, 36 km away, the estimate is intensity II (weak). Estimated from magnitude, depth and distance with the intensity equation USGS Did You Feel It? uses; felt reports, where there are any, are the measurement.
How big was it?
This earthquake released about 54 lb of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 3.2 would have released about 32 times as much.
- Mineral, Virginia 2011 M 5.8 280,000× the energy of this one
- Magna, Utah 2020 M 5.7 200,000× the energy of this one
- Around the size people start to feel M 3.0 18× the energy of this one
- This earthquake M 2.2 about 54 lb of TNT
Energy from the Gutenberg–Richter relation (log10E = 1.5M + 4.8), rounded to two figures; bar length is magnitude, which is already a logarithm of energy. Magnitudes of past earthquakes from the USGS catalogue.
For this area
The largest earthquake within 50 km since 2016 was M 6.4 on 2022-12-20 — about 2,200,000 times the energy of this one.
Before 2016, the USGS record lists 35 earthquakes of M5 or more within 50 km; the five largest:
- 6.6 32 km SW of Ferndale, California · 39 km S of this epicentre
- 6.5 The 1932 Eureka, California Earthquake · 25 km E of this epicentre
- 6.5 30 km WSW of Ferndale, California · 33 km S of this epicentre
- 6.5 The 2010 Eureka, California Earthquake · 13 km SW of this epicentre
- 6.4 Northwest of Eureka, California · 31 km NNE of this epicentre
Since 2016: the QuakeIndex catalogue (US, M1.5+), built from the USGS FDSN event service. Before 2016: USGS ComCat, M5+ from 1900. Distances are between epicentres. This is the record, not a forecast.
Where
Epicentre 40.7325, -124.5862. Map © OpenStreetMap contributors.
Nearby places
| Place | Distance | Direction from the epicentre | |
|---|---|---|---|
| Humboldt County, CA | 56 km (35 mi) | E | earthquakes near Humboldt County |
| Del Norte County, CA | 124 km (77 mi) | NNE | earthquakes near Del Norte County |
Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.
Aftershocks so far
40 earthquakes have been recorded within 50 km since this one.
- 2.2 14 km W of Bayview, CA
- 1.7 11 km NNW of Petrolia, CA
- 2.3 55 km W of Ferndale, CA
- 2.4 42 km W of Petrolia, CA
- 2.3 25 km W of Petrolia, CA
- 2.3 37 km W of Petrolia, CA
- 2.2 35 km WNW of Petrolia, CA
- 1.6 26 km W of Petrolia, CA
- 1.7 22 km W of Petrolia, CA
- 2.3 34 km WNW of Petrolia, CA
- 1.8 5 km SW of Ferndale, CA
- 1.6 17 km WSW of Petrolia, CA
- 2.0 22 km W of Petrolia, CA
- 2.6 3 km ESE of Fortuna, CA
- 2.3 7 km W of Petrolia, CA
Counted from the QuakeIndex database, which ingests the USGS feed every 30 seconds · as of . QuakeIndex does not forecast aftershocks. When USGS issues an operational aftershock forecast it appears on the USGS event page.
On USGS
- The official USGS event page — the source of record for every value above
- Did you feel it? Report it to USGS — reports go to USGS, not to us
- ShakeMap for this event, when USGS has produced one
QuakeIndex does not issue warnings. For earthquake early warning see ShakeAlert.