Earthquake with magnitude of Mwp 6.2 on date 18-09-2023 and time 15:21:23 (Italy) in region Conflict zone China/Japan/Taiwan [Sea]

A magnitude Mwp 6.2 earthquake occured in region: Conflict zone China/Japan/Taiwan [Sea], on

  • 18-09-2023 13:21:23 (UTC)
  • 18-09-2023 15:21:23 (UTC +02:00) Italian time
  • 18-09-2023 21:21:23 (UTC +08:00) local time in the region of the earthquake (Asia/Taipei)

and geographic coordinates (lat, lon) 26.4480, 125.3980 at 173 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 6.2
2023-09-18
13:21:23
26.448 125.398 173 2023-09-18
13:32:08
Sala Sismica INGV-Roma 121189051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-18 13:21:23
Latitude 26.4480
Longitude 125.3980
Depth (km) 173 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 121189051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 14388153
Semi-minor axis of confidence ellipse (meter) 9754158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 13799800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 41.2935
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.36649
Epicentral distance of station closest to the epicenter (degree) 2.32022
Epicentral distance of station farthest from the epicenter (degree) 53.32365
Number of stations at which the event was observed 63
Number of stations from which data was used for origin computation 63
Magnitudes information

Mwp:6.2

Field Value
Value 6.2
Uncertainty 0.2
Num. used stations 46
Type of magnitude Mwp
Reference to an origin 121189051
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-18 13:32:08

Mwpd:6.2

Field Value
Value 6.2
Uncertainty 0.2
Num. used stations 42
Type of magnitude Mwpd
Reference to an origin 121189051
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-18 13:32:08

mb:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 57
Type of magnitude mb
Reference to an origin 121189051
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-18 13:32:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.HMDM.BHZ. 2023-09-18T13:30:26.12 10.0 positive automatic P 258 5918.9307 2.0095 0.294467
AK.ATKA.BHZ. 2023-09-18T13:30:11.25 10.0 positive automatic P 43 5712.7815 0.778689 0.320578
IU.CTAO.BHZ.00 2023-09-18T13:30:05.15 10.0 positive automatic P 154 5632.2399 0.331677 0.525809
IU.ADK.BHZ.00 2023-09-18T13:29:59.97 10.0 positive automatic P 43 5540.0877 1.31827 0.332257
IU.HNR.BHZ.00 2023-09-18T13:29:54.30 10.0 positive automatic P 132 5452.6197 1.93456 0.346991
II.JZAX.BHZ.00 2023-09-18T13:29:53.15 10.0 positive automatic P 301 5464.6965 -0.626841 0.515703
II.SIMI.BHZ.00 2023-09-18T13:29:46.20 10.0 positive automatic P 299 5361.2556 -0.394571 0.346823
IU.BILL.BHZ.00 2023-09-18T13:29:45.37 10.0 positive automatic P 19 5360.0568 -0.689576 0.33579
IU.MBWA.BHZ.00 2023-09-18T13:29:41.75 10.0 positive automatic P 187 5319.1977 -1.42462 0.368909
GE.HALK.BHZ. 2023-09-18T13:29:38.65 10.0 positive automatic P 253 5235.3483 0.172542 0.385355
II.PALK.BHZ.00 2023-09-18T13:29:33.90 10.0 positive automatic P 254 5166.8946 0.137327 0.400401
GE.MALK.BHZ. 2023-09-18T13:29:30.52 10.0 positive automatic P 255 5121.0516 0.171284 0.5573
IU.TIXI.BHZ.00 2023-09-18T13:29:21.12 10.0 positive automatic P 2 5020.0638 -0.892413 0.472144
AT.SMY.BHZ. 2023-09-18T13:29:20.56 10.0 positive automatic P 40 4948.4022 2.10955 0.444034
AU.FITZ.BHZ. 2023-09-18T13:29:16.35 10.0 positive automatic P 180 4944.9057 -0.498693 0.656422
AU.COEN.BHZ.00 2023-09-18T13:29:13.05 10.0 positive automatic P 155 4877.8395 0.404205 0.0614935
II.KWJN.BHZ.00 2023-09-18T13:29:11.17 10.0 positive automatic P 105 4812.4161 3.27469 0.287886
II.KURK.BHZ.00 2023-09-18T13:29:03.07 10.0 positive automatic P 317 4757.7486 -0.453295 0.472237
AU.RABL.BHZ.00 2023-09-18T13:28:43.73 10.0 positive automatic P 136 4452.8871 2.05899 0.575669
IU.MAKZ.BHZ.00 2023-09-18T13:28:37.20 10.0 positive automatic P 313 4402.4043 -0.410028 0.810409
AU.KDU.BHZ.00 2023-09-18T13:28:36.78 10.0 positive automatic P 169 4410.363 -1.69349 0.625812
AU.MTN.BHZ.00 2023-09-18T13:28:36.30 10.0 positive automatic P 171 4404.8685 -1.77448 0.719135
IU.MA2.BHZ.00 2023-09-18T13:28:18.92 10.0 positive automatic P 21 4158.4374 -0.44688 0.583057
GE.SMRI.BHZ. 2023-09-18T13:28:14.62 10.0 positive automatic P 206 4051.8663 1.99446 0.643382
GE.GSI.BHZ. 2023-09-18T13:28:12.07 10.0 positive automatic P 231 4073.6445 -0.383406 0.621717
GE.JAGI.BHZ. 2023-09-18T13:28:11.82 10.0 positive automatic P 199 4060.8462 0.117655 0.597838
IU.PET.BHZ.00 2023-09-18T13:28:10.35 10.0 positive automatic P 34 4026.4917 0.666806 0.659366
IU.YAK.BHZ.00 2023-09-18T13:28:02.72 10.0 positive automatic P 3 3962.3226 -0.920097 0.885609
PS.PSI.BHZ. 2023-09-18T13:27:56.01 10.0 positive automatic P 231 3858.7929 -0.0305631 0.870968
GE.LHMI.BHZ. 2023-09-18T13:27:55.87 10.0 positive automatic P 237 3824.9379 1.21432 0.722002
PS.JAY.BHZ. 2023-09-18T13:27:37.56 10.0 positive automatic P 151 3609.4647 0.235358 0.913301
MY.KOM.BHZ. 2023-09-18T13:27:34.27 10.0 positive automatic P 224 3573.1788 -0.619828 0.87812
II.KAPI.BHZ.00 2023-09-18T13:27:31.52 10.0 positive automatic P 191 3544.5297 -1.00616 0.83088
MY.IPM.BHZ. 2023-09-18T13:27:31.12 10.0 positive automatic P 231 3554.331 -1.60362 0.897489
MY.KUM.BHZ. 2023-09-18T13:27:30.37 10.0 positive automatic P 232 3519.8433 -0.048207 1.06267
II.TLY.BHZ.00 2023-09-18T13:27:15.70 10.0 positive automatic P 333 3342.2766 -0.681876 1.28911
GE.FAKI.BHZ. 2023-09-18T13:27:15.62 10.0 positive automatic P 166 3341.4885 -0.469857 0.528197
GE.SANI.BHZ. 2023-09-18T13:27:00.37 10.0 positive automatic P 179 3163.722 -0.8776 0.955966
MY.SBM.BHZ. 2023-09-18T13:26:49.17 10.0 positive automatic P 210 3010.9083 -1.33837 1.16342
IU.ULN.BHZ.00 2023-09-18T13:26:37.27 10.0 positive automatic P 331 2862.1905 -0.494487 1.33915
GE.TNTI.BHZ. 2023-09-18T13:26:36.47 10.0 positive automatic P 175 2857.6839 -1.35081 0.475845
IU.CHTO.BHZ.00 2023-09-18T13:26:35.20 10.0 positive automatic P 258 2833.1418 -0.232244 0.941177
IU.YSS.BHZ.00 2023-09-18T13:26:27.35 10.0 positive automatic P 29 2737.6818 -0.00976588 0.804326
IU.GUMO.BHZ.00 2023-09-18T13:26:08.07 10.0 positive automatic P 121 2476.1103 0.803978 0.959076
JP.JKA.BHZ. 2023-09-18T13:26:06.45 10.0 positive automatic P 34 2493.9147 -1.20366 0.97561
RM.DLV.BHZ. 2023-09-18T13:25:57.07 10.0 positive automatic P 231 2389.0863 -2.42061 1.41123
II.ERM.BHZ.00 2023-09-18T13:25:56.87 10.0 positive automatic P 39 2365.4655 1.15164 0.909091
PS.VIVO.BHZ. 2023-09-18T13:25:39.66 10.0 positive automatic P 251 2193.7374 0.123859 0.888889
JP.JTM.BHZ. 2023-09-18T13:25:33.65 10.0 positive automatic P 38 2145.0306 -0.492329 0.43956
IU.MAJO.BHZ.00 2023-09-18T13:24:43.72 10.0 positive automatic P 44 1647.8061 -0.411885 0.812444
JP.JHJ2.BHZ. 2023-09-18T13:24:37.60 10.0 positive automatic P 58 1571.427 1.2758 1.17412
JP.JSG.BHZ. 2023-09-18T13:24:30.40 10.0 positive automatic P 50 1523.3418 -1.66863 0.565821
JP.JGF.BHZ. 2023-09-18T13:24:29.20 10.0 positive automatic P 45 1522.8312 -1.42998 1.67416
G.INU.BHZ.00 2023-09-18T13:24:24.56 10.0 positive automatic P 45 1482.2718 -1.57357 1.29078
IU.INCN.BHZ.00 2023-09-18T13:23:58.87 10.0 positive automatic P 5 1229.6358 1.47624 1.77206
PS.TJN.BHZ. 2023-09-18T13:23:46.26 10.0 positive automatic P 9 1117.6257 2.90469 1.78114
JP.JMN.BHZ. 2023-09-18T13:23:44.80 10.0 positive automatic P 43 1146.4746 -2.52191 1.23864
JP.JSU.BHZ. 2023-09-18T13:23:01.30 10.0 positive automatic P 40 745.7424 1.40559 0.354645
JP.JMZ.BHZ. 2023-09-18T13:22:41.35 10.0 positive automatic P 96 584.6148 1.53563 1.04879
IU.TATO.BHZ.00 2023-09-18T13:22:22.12 10.0 positive automatic P 248 423.0432 0.689975 2.90473
JP.YOJ.BHZ. 2023-09-18T13:22:09.75 10.0 positive automatic P 228 324.8859 -0.322558 2.11902
JP.JOW.BHZ. 2023-09-18T13:22:08.50 10.0 positive automatic P 81 288.3891 2.00292 2.88377
PS.ISG.BHZ. 2023-09-18T13:22:02.56 10.0 positive automatic P 207 257.5422 -0.507127 1.95122
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