Earthquake with magnitude of Mwp 5.7 on date 14-05-2023 and time 08:11:58 (UTC) in region Southeast of Honshu, Japan [Sea: Japan]

A magnitude Mwp 5.7 earthquake occured in region: Southeast of Honshu, Japan [Sea: Japan], on

  • 14-05-2023 08:11:58 (UTC)
  • 14-05-2023 10:11:58 (UTC +02:00) Italian time
  • 14-05-2023 17:11:58 (UTC +09:00) local time in the region of the earthquake (Asia/Tokyo)

and geographic coordinates (lat, lon) 33.4060, 139.5260 at 20 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 5.2
Mwp 5.7

Mwpd 5.8
2023-05-14
08:11:58
33.4055 139.526 20 2023-05-14
08:23:48
Sala Sismica INGV-Roma 117339531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-14 08:11:58
Latitude 33.4055
Longitude 139.5260
Depth (km) 20 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 117339531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8369
Semi-minor axis of confidence ellipse (meter) 3171
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 102
Circular confidence region, given by single value of horizontal uncertainty (meter) 6778.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100.626
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.86491
Epicentral distance of station closest to the epicenter (degree) 0.37677
Epicentral distance of station farthest from the epicenter (degree) 53.87523
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

Mwpd:5.8

Field Value
Value 5.8
Uncertainty 0.0
Num. used stations 3
Type of magnitude Mwpd
Reference to an origin 117339531
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-05-14 08:23:48

Mwp:5.7

Field Value
Value 5.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude Mwp
Reference to an origin 117339531
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-05-14 08:23:48

mb:5.2

Field Value
Value 5.2
Uncertainty 0.2
Num. used stations 15
Type of magnitude mb
Reference to an origin 117339531
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-05-14 08:23:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
II.WRAB.BHZ.00 2023-05-14T08:21:13.90 10.0 positive automatic P 186 5945.6151 -3.38988 0.521025
IU.CTAO.BHZ.00 2023-05-14T08:21:17.60 10.0 negative automatic P 172 5980.1472 -1.96898 0.50975
IU.COLA.BHZ.00 2023-05-14T08:21:15.52 10.0 positive automatic P 31 5862.1986 3.79078 0.514521
II.KDAK.BHZ.00 2023-05-14T08:20:58.05 10.0 positive automatic P 40 5628.0885 2.06997 0.561836
GE.GSI.BHZ. 2023-05-14T08:20:55.02 10.0 positive automatic P 240 5628.7767 -0.991465 0.50678
AT.TTA.BHZ. 2023-05-14T08:20:53.74 10.0 positive automatic sP 33 5455.8831 1.34091 0
JP.JEW.BHZ. 2023-05-14T08:20:31.95 10.0 negative automatic PcP 9 1060.7271 1.549 0
II.KURK.BHZ.00 2023-05-14T08:20:27.35 10.0 negative automatic P 311 5206.7325 0.512744 0.51567
AU.KDU.BHZ.00 2023-05-14T08:20:22.00 10.0 negative automatic P 189 5170.2135 -2.23184 0.604244
IU.MAKZ.BHZ.00 2023-05-14T08:20:19.62 10.0 negative automatic sP 305 4986.9525 0.354301 0
MY.IPM.BHZ. 2023-05-14T08:20:19.17 10.0 positive automatic P 240 5108.8194 -0.74545 0.580352
GE.SOEI.BHZ. 2023-05-14T08:20:17.47 10.0 positive automatic P 201 5054.5293 1.28048 0.629366
IU.MAKZ.BHZ.00 2023-05-14T08:20:12.15 10.0 negative automatic P 305 4986.9525 0.862196 0.573386
II.KAPI.BHZ.00 2023-05-14T08:19:51.85 10.0 positive automatic P 210 4743.9291 -1.78687 0.703809
IU.ULN.BHZ.00 2023-05-14T08:17:51.52 10.0 positive automatic P 310 3137.415 1.63737 0.930233
IU.MA2.BHZ.00 2023-05-14T08:17:41.87 10.0 negative automatic P 12 3019.644 1.69867 0.952381
IU.GUMO.BHZ.00 2023-05-14T08:16:33.95 10.0 negative automatic P 165 2264.6886 0.493148 0.898876
JP.YOJ.BHZ. 2023-05-14T08:15:56.70 10.0 negative automatic P 242 1882.4601 2.90571 0.97561
IU.YSS.BHZ.00 2023-05-14T08:15:09.75 10.0 positive automatic P 9 1528.7697 -2.12082 0.869565
JP.JOW.BHZ. 2023-05-14T08:14:44.40 10.0 negative automatic P 239 1302.141 0.406531 0.952381
JP.JMZ.BHZ. 2023-05-14T08:14:28.70 10.0 positive automatic P 226 1161.3264 2.0922 0.97561
II.ERM.BHZ.00 2023-05-14T08:14:05.77 10.0 positive automatic P 17 1007.1252 -1.79381 0.754717
JP.JTU.BHZ. 2023-05-14T08:13:58.45 10.0 positive automatic P 280 940.392 -0.880861 0.909091
JP.JSU.BHZ. 2023-05-14T08:13:51.70 10.0 positive automatic P 259 875.1573 0.375872 0.952381
JP.JTM.BHZ. 2023-05-14T08:13:46.20 10.0 negative automatic P 9 830.7906 0.407235 0.952381
JP.JMN.BHZ. 2023-05-14T08:13:06.70 10.0 negative automatic P 276 523.7202 -1.16469 0.97561
IU.MAJO.BHZ.00 2023-05-14T08:12:50.07 10.0 positive automatic P 341 368.6976 1.42484 0.97561
JP.JGF.BHZ. 2023-05-14T08:12:41.45 10.0 negative automatic P 321 314.6628 -0.529156 0.97561
G.INU.BHZ.00 2023-05-14T08:12:40.81 10.0 negative automatic P 314 314.4963 -1.07016 0.952381
JP.JSG.BHZ. 2023-05-14T08:12:25.45 10.0 negative automatic P 319 187.6233 -0.704377 0.97561
JP.JHJ2.BHZ. 2023-05-14T08:12:05.95 10.0 negative automatic P 140 41.8248 0.267669 0.325203
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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