Earthquake with magnitude of Mwp 6.2 on date 26-05-2023 and time 10:03:23 (UTC) in region Near east coast of eastern Honshu, Japan [Sea: Japan]

A magnitude Mwp 6.2 earthquake occured in region: Near east coast of eastern Honshu, Japan [Sea: Japan], on

  • 26-05-2023 10:03:23 (UTC)
  • 26-05-2023 12:03:23 (UTC +02:00) Italian time
  • 26-05-2023 19:03:23 (UTC +09:00) local time in the region of the earthquake (Asia/Tokyo)

and geographic coordinates (lat, lon) 35.4850, 140.8580 at 50 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
mb 5.5
Mwp 6.2

Mwpd 6.3
2023-05-26
10:03:23
35.485 140.858 50 2023-05-26
10:15:36
Sala Sismica INGV-Roma 117738371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 10:03:23
Latitude 35.4850
Longitude 140.8580
Depth (km) 50 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 117738371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 17823899
Semi-minor axis of confidence ellipse (meter) 9322567
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 16214300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 132.332
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.48828
Epicentral distance of station closest to the epicenter (degree) 2.33289
Epicentral distance of station farthest from the epicenter (degree) 52.70918
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

Mwp:6.2

Field Value
Value 6.2
Uncertainty 0.2
Num. used stations 30
Type of magnitude Mwp
Reference to an origin 117738371
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-05-26 10:15:36

Mwpd:6.3

Field Value
Value 6.3
Uncertainty 0.2
Num. used stations 27
Type of magnitude Mwpd
Reference to an origin 117738371
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-05-26 10:15:36

mb:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 28
Type of magnitude mb
Reference to an origin 117738371
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-05-26 10:15:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.GSI.BHZ. 2023-05-26T10:12:30.92 10.0 positive automatic P 239 5850.7212 -1.28742 0.264452
GE.SOEI.BHZ. 2023-05-26T10:11:54.32 10.0 positive automatic P 202 5314.0917 -1.92074 0.272282
GE.MMRI.BHZ. 2023-05-26T10:11:51.62 10.0 positive automatic P 205 5271.0126 -0.650952 0.32723
II.KURK.BHZ.00 2023-05-26T10:11:45.12 10.0 positive automatic P 309 5151.5766 1.01749 0.132653
IO.EVN.BHZ. 2023-05-26T10:11:43.20 10.0 positive automatic P 276 5107.7316 0.8572 0.60876
II.KAPI.BHZ.00 2023-05-26T10:11:32.82 10.0 positive automatic P 210 5004.7347 -1.3766 0.407115
IN.SHL.HHZ. 2023-05-26T10:11:16.30 10.0 positive automatic P 271 4763.0433 0.145576 0.48159
GE.BNDI.BHZ. 2023-05-26T10:11:03.12 10.0 positive automatic P 197 4584.966 -0.361344 0.324629
IU.CHTO.BHZ.00 2023-05-26T10:10:56.15 10.0 positive automatic P 257 4491.7149 -0.625256 0.525383
GE.SANI.BHZ. 2023-05-26T10:10:49.97 10.0 positive automatic P 204 4442.8638 -2.30832 0.354571
GE.FAKI.BHZ. 2023-05-26T10:10:45.92 10.0 positive automatic P 194 4355.6289 -0.177622 0.759861
PS.JAY.BHZ. 2023-05-26T10:10:36.81 10.0 positive automatic P 180 4217.8002 0.616511 0.564614
IU.BILL.BHZ.00 2023-05-26T10:10:16.80 10.0 positive automatic P 16 3954.8301 1.20102 0.842408
RM.SLV.BHZ. 2023-05-26T10:10:11.47 10.0 positive automatic P 256 3905.6682 -1.39766 0.627005
II.TLY.BHZ.00 2023-05-26T10:09:35.07 10.0 positive automatic P 313 3436.5933 -0.494093 1.15724
IU.ULN.BHZ.00 2023-05-26T10:09:06.92 10.0 positive automatic P 307 3088.2309 -0.63213 1.29944
IU.YAK.BHZ.00 2023-05-26T10:09:04.02 10.0 positive automatic P 349 3047.9379 1.01231 1.31654
IU.MA2.BHZ.00 2023-05-26T10:08:42.92 10.0 positive automatic P 12 2768.2845 1.38422 1.28935
IU.PET.BHZ.00 2023-05-26T10:08:10.62 10.0 positive automatic P 30 2392.0611 2.24388 1.25692
IU.TATO.BHZ.00 2023-05-26T10:07:46.62 10.0 positive automatic P 243 2186.4891 -1.92022 0.503045
JP.YOJ.BHZ. 2023-05-26T10:07:36.85 10.0 positive automatic P 239 2101.3632 -3.23979 0.586192
PS.ISG.BHZ. 2023-05-26T10:07:28.96 10.0 positive automatic P 237 2013.8841 -2.11176 0.701754
JP.JOW.BHZ. 2023-05-26T10:06:36.00 10.0 positive automatic P 235 1530.7677 -0.550442 1.12725
IU.YSS.BHZ.00 2023-05-26T10:06:03.40 10.0 positive automatic P 6 1283.2821 -2.22364 0.910399
PS.TJN.BHZ. 2023-05-26T10:05:59.56 10.0 positive automatic P 279 1215.8274 2.54063 1.65839
JP.JSU.BHZ. 2023-05-26T10:05:40.40 10.0 positive automatic P 248 1058.6181 2.12967 1.88546
JP.JTU.BHZ. 2023-05-26T10:05:38.65 10.0 positive automatic P 267 1046.841 1.71196 1.81491
JP.JKA.BHZ. 2023-05-26T10:05:24.20 10.0 positive automatic P 8 969.6072 -2.50607 0.962181
II.ERM.BHZ.00 2023-05-26T10:04:57.72 10.0 positive automatic P 15 751.5477 -1.25996 1.85438
JP.JMN.BHZ. 2023-05-26T10:04:49.90 10.0 positive automatic P 255 666.6549 0.247814 1.56029
JP.JTM.BHZ. 2023-05-26T10:04:39.65 10.0 positive automatic Pg 2 589.0548 0.555054 1.91256
G.INU.BHZ.00 2023-05-26T10:04:09.86 10.0 positive automatic Pg 269 346.653 -0.711958 2.48051
JP.JGF.BHZ. 2023-05-26T10:04:06.80 10.0 positive automatic Pg 273 316.6941 0.0302801 2.90471
JP.JHJ2.BHZ. 2023-05-26T10:04:03.35 10.0 positive automatic Pg 200 279.8976 2.02102 0.952381
JP.JSG.BHZ. 2023-05-26T10:03:59.60 10.0 positive automatic Pg 251 258.9519 -0.590482 2.45298
IU.MAJO.BHZ.00 2023-05-26T10:03:58.52 10.0 positive automatic Pg 297 265.7451 -1.38157 1.85418
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download