last update to page: January 25 2018 18:10:50 (UTC).

Magnitude 5.8 Earthquake: Off Coast Of Northern California


The red marker denotes the earthquake epicenter.

On Thu Jan 25th 2018 16:39:43 (UTC) the seismic network recorded an earthquake (preliminary 5.8 mww) located in Off Coast Of Northern California. Seismic region California - Nevada Region.

The epicentral distance (i.e. distance separating the location to the epicenter) to the closest station CSLB in the network is 1,038.6 km.

If you felt the quake, the USGS would like to know. Please add your comments to the USGS page "Did you feel it?".


Time:Thu Jan 25th 2018 16:39:43 (UTC)
Magnitude:5.8 mww
Depth:5.1 km

Proximity to Population Centers

Event and active stations

The red marker denotes the earthquake epicenter.

Seismic waveforms for closest station

Closest station with identified signal. Not filtered.

Seismic waveforms for vertical channels in network

Subset of several stations close to the event. Not filtered.

Signal description at some stations

STA_CHANS-E DeltaS-E AzimuthPhase TimeSignal/NoiseTime ResidualV. ModelAutharid
SMER_HHZ10.099°316.47°pPn2018-01-25 16:42:09.9306 UTC21.179-0.134iasp91dbp:jtytell:1801667226
RDM_HHZ10.164°314.89°Pn2018-01-25 16:42:08.5825 UTC30.735-1.143iasp91dbp:jtytell:1801667224
RHIL_HHZ10.179°314.52°Pn2018-01-25 16:42:09.2831 UTC-1-0.646iasp91dbp:jtytell:1801667277
KNW_HHZ10.185°314.19°Pn2018-01-25 16:42:09.2761 UTC25.008-0.745iasp91dbp:jtytell:1801667222
RRSP_HHZ10.213°314.52°Pn2018-01-25 16:42:09.8005 UTC-1-0.596iasp91dbp:jtytell:1801667278
CRY_HHZ10.275°314.85°Pn2018-01-25 16:42:10.299 UTC50.545-0.944iasp91dbp:jtytell:1801667230
WMC_HHZ10.306°314.65°Pn2018-01-25 16:42:10.9758 UTC28.635-0.696iasp91dbp:jtytell:1801667232
SND_HHZ10.358°314.57°Pn2018-01-25 16:42:11.9351 UTC44.988-0.447iasp91dbp:jtytell:1801667234
BZN_HHZ10.368°314.95°Pn2018-01-25 16:42:11.8802 UTC48.78-0.646iasp91dbp:jtytell:1801667236
FRD_HHZ10.404°314.76°Pn2018-01-25 16:42:12.3739 UTC47.231-0.646iasp91dbp:jtytell:1801667238
PFO_HHZ10.408°313.93°Pn2018-01-25 16:42:12.618 UTC20.634-0.447iasp91dbp:jtytell:1801667240
LVA2_HHZ10.529°315.2°Pn2018-01-25 16:42:14.287 UTC30.447-0.447iasp91dbp:jtytell:1801667244
MONP2_HHZ10.941°316.53°Pn2018-01-25 16:42:20.1634 UTC28.685-0.199iasp91dbp:jtytell:1801667247

External resources

Current seismic activity measured by the seismic network

Click the link below to observe an interactive map of earthquakes recorded by the station deployment: