Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 7.0 on date 08-01-2023 and time 12:32:42 (UTC) in region Vanuatu Islands [Sea: Vanuatu]

A magnitude Mwp 7.0 earthquake occured in region: Vanuatu Islands [Sea: Vanuatu], on

  • 08-01-2023 12:32:42 (UTC)
  • 08-01-2023 13:32:42 (UTC +01:00) Italian time
  • 08-01-2023 23:32:42 (UTC +11:00) local time in the region of the earthquake (Pacific/Efate)

and geographic coordinates (lat, lon) -14.9200, 166.8600 at 14 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.

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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 5.7
Mwp 7.0
Mwpd 7.0 		2023-01-08
12:32:42		 -14.9203 166.86 14 2023-01-08
12:47:30		 Sala Sismica INGV-Roma 113395671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-08 12:32:42
Latitude -14.9203
Longitude 166.8600
Depth (km) 14 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 113395671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 13817
Semi-minor axis of confidence ellipse (meter) 4653
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 11770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54.4558
Number of associated phases, regardless of their use for origin computation 109
Number of defining phases 109
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.20304
Epicentral distance of station closest to the epicenter (degree) 8.69826
Epicentral distance of station farthest from the epicenter (degree) 92.11264
Number of stations at which the event was observed 87
Number of stations from which data was used for origin computation 87
Magnitudes information

Mwpd:7.0

Field Value
Value 7.0
Uncertainty 0.1
Num. used stations 54
Type of magnitude Mwpd
Reference to an origin 113395671
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-08 12:47:30

Mwp:7.0

Field Value
Value 7.0
Uncertainty 0.1
Num. used stations 51
Type of magnitude Mwp
Reference to an origin 113395671
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-08 12:47:30

mb:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 59
Type of magnitude mb
Reference to an origin 113395671
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-08 12:47:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
US.WUAZ.BHZ.00 2023-01-08T12:45:48.75 10.0 positive automatic P 54 92.1126 -1.34709 0.0702398
IU.PMSA.BHZ.00 2023-01-08T12:45:47.27 10.0 positive automatic P 161 91.5287 0.140596 0
IU.TUC.BHZ.00 2023-01-08T12:45:47.65 10.0 positive automatic P 57 91.6563 -0.223501 0
US.HAWA.BHZ.00 2023-01-08T12:45:43.25 10.0 positive automatic pP 41 89.9010 -1.06745 0
US.ELK.BHZ.00 2023-01-08T12:45:42.85 10.0 negative automatic P 48 90.8328 -1.42439 0.0885667
US.WVOR.BHZ.00 2023-01-08T12:45:42.93 10.0 positive automatic sP 45 89.0322 1.89802 0
US.BMO.BHZ.00 2023-01-08T12:45:41.98 10.0 negative automatic P 43 90.7948 -1.94186 0.0857562
IU.TIXI.BHZ.00 2023-01-08T12:45:38.37 10.0 positive automatic P 349 90.2493 -2.81476 0.0882788
US.HAWA.BHZ.00 2023-01-08T12:45:38.23 10.0 negative automatic P 41 89.9010 -1.38614 0.0926547
US.EGAK.BHZ.00 2023-01-08T12:45:32.78 10.0 negative automatic P 20 88.8107 -1.71934 0.104999
AT.SKAG.BHZ. 2023-01-08T12:45:35.74 10.0 positive automatic sP 25 87.7145 1.29894 0
GE.MALK.BHZ. 2023-01-08T12:45:34.92 10.0 positive automatic P 279 88.6327 1.29581 0.0838179
US.WVOR.BHZ.00 2023-01-08T12:45:34.13 10.0 negative automatic P 45 89.0322 -1.59074 0.0997368
AT.SKAG.BHZ. 2023-01-08T12:45:29.08 10.0 positive automatic P 25 87.7145 -0.196408 0.110478
US.WRAK.BHZ.00 2023-01-08T12:45:32.38 10.0 positive automatic pP 29 87.3427 0.206212 0
GE.HALK.BHZ. 2023-01-08T12:45:31.35 10.0 positive automatic P 277 87.8922 1.23214 0.104202
IU.COR.BHZ.00 2023-01-08T12:45:30.20 10.0 negative automatic sP 42 86.7575 0.402249 0
US.NLWA.BHZ.00 2023-01-08T12:45:27.60 10.0 positive automatic P 39 87.5866 -1.14974 0.107586
US.WRAK.BHZ.00 2023-01-08T12:45:25.10 10.0 positive automatic P 29 87.3427 -2.37706 0.0480465
IU.COR.BHZ.00 2023-01-08T12:45:24.30 10.0 positive automatic P 42 86.7575 -0.340398 0.0435496
BK.SAO.BHZ.00 2023-01-08T12:45:14.47 10.0 positive automatic P 50 84.8871 -0.928373 0.126416
IN.SHL.HHZ. 2023-01-08T12:45:06.85 10.0 positive automatic P 299 83.4260 -1.06179 0.151036
AT.TTA.BHZ. 2023-01-08T12:45:03.70 10.0 positive automatic P 16 83.0277 -2.32458 0.150834
IU.ULN.BHZ.00 2023-01-08T12:45:00.62 10.0 positive automatic P 324 82.2330 -1.37331 0.151257
AU.MAW.BHZ. 2023-01-08T12:44:57.65 10.0 negative automatic P 202 81.4242 0.189269 0
AK.GAMB.BHZ. 2023-01-08T12:44:49.81 10.0 positive automatic P 9 80.4135 -2.2551 0.169628
II.KDAK.BHZ.00 2023-01-08T12:44:48.04 10.0 positive automatic P 21 80.0012 -1.82242 0
IN.PBA.HHZ. 2023-01-08T12:44:39.46 10.0 positive automatic P 286 78.0509 0.296048 0
GE.GSI.BHZ. 2023-01-08T12:43:54.32 10.0 positive automatic P 277 70.3727 -0.0653507 0.276472
MY.KUM.BHZ. 2023-01-08T12:43:43.82 10.0 negative automatic P 282 68.6283 0.216033 0.290397
MY.IPM.BHZ. 2023-01-08T12:43:39.67 10.0 positive automatic P 281 68.0191 -0.149646 0.290914
IU.ADK.BHZ.00 2023-01-08T12:43:39.97 10.0 positive automatic P 11 68.3141 -1.67812 0.290761
AT.SMY.BHZ. 2023-01-08T12:43:37.30 10.0 positive automatic P 5 67.9370 -1.9695 0.281638
GE.BKNI.BHZ. 2023-01-08T12:43:32.27 10.0 positive automatic P 277 66.7741 0.366497 0.320293
IU.YSS.BHZ.00 2023-01-08T12:43:22.55 10.0 positive automatic P 342 65.5503 -1.51353 0.320659
MY.KOM.BHZ. 2023-01-08T12:43:17.42 10.0 positive automatic P 279 64.5162 0.0958444 0.319047
IU.INCN.BHZ.00 2023-01-08T12:43:16.32 10.0 positive automatic P 325 64.6100 -1.61737 0.292485
GE.MNAI.BHZ. 2023-01-08T12:43:11.67 10.0 positive automatic P 273 63.6773 -0.16187 0.369376
IU.CASY.BHZ.00 2023-01-08T12:43:08.37 10.0 negative automatic P 202 63.1727 -0.101672 0.342881
IU.SBA.BHZ.00 2023-01-08T12:43:06.70 10.0 positive automatic P 180 62.9261 -0.143351 0.362092
II.ERM.BHZ.00 2023-01-08T12:42:52.87 10.0 positive automatic P 340 60.9834 -0.909805 0.388324
JP.JTU.BHZ. 2023-01-08T12:42:52.00 10.0 positive automatic P 325 60.9234 -1.37638 0.380304
IU.TATO.BHZ.00 2023-01-08T12:42:43.47 10.0 positive automatic P 312 59.5506 -0.522629 0.337598
JP.YOJ.BHZ. 2023-01-08T12:42:33.95 10.0 positive automatic P 312 58.1516 -0.296362 0.41847
JP.JSU.BHZ. 2023-01-08T12:42:32.35 10.0 positive automatic P 323 58.0967 -1.57582 0.439208
JP.JMN.BHZ. 2023-01-08T12:42:31.20 10.0 positive automatic P 328 57.9170 -1.49038 0.412411
G.INU.BHZ.00 2023-01-08T12:42:28.71 10.0 positive automatic P 331 57.6717 -2.18231 0.425265
JP.JSG.BHZ. 2023-01-08T12:42:22.95 10.0 negative automatic P 332 56.5843 -0.246976 0.451111
GE.SMRI.BHZ. 2023-01-08T12:42:19.12 10.0 positive automatic P 272 55.8022 1.49162 0.462765
JP.JOW.BHZ. 2023-01-08T12:42:19.40 10.0 negative automatic P 318 56.0992 -0.356248 0.458323
JP.JHJ2.BHZ. 2023-01-08T12:42:07.90 10.0 positive automatic P 332 54.5360 -0.565348 0.470998
JP.JMZ.BHZ. 2023-01-08T12:42:01.50 10.0 negative automatic P 319 53.5003 0.603511 0.497932
G.TAOE.BHZ.00 2023-01-08T12:41:53.58 10.0 positive automatic P 90 52.0940 2.94777 0.532432
GE.JAGI.BHZ. 2023-01-08T12:41:47.92 10.0 positive automatic P 271 51.9013 -1.16871 0.468627
IU.POHA.BHZ.00 2023-01-08T12:41:40.40 10.0 positive automatic P 48 50.6960 0.0328898 0.507135
AU.GIRL.BHZ.00 2023-01-08T12:41:38.00 10.0 positive automatic P 253 50.1717 1.92736 0.538538
G.KIP.BHZ.00 2023-01-08T12:41:34.57 10.0 negative automatic P 44 50.0811 -0.815467 0.552545
AU.MORW.BHZ. 2023-01-08T12:41:25.40 10.0 negative automatic P 244 48.8000 -0.245718 0.580489
IU.NWAO.BHZ.00 2023-01-08T12:41:21.02 10.0 positive automatic P 239 48.2856 -0.673455 0.582363
II.KAPI.BHZ.00 2023-01-08T12:41:14.77 10.0 positive automatic P 277 47.3376 0.441563 0.392856
GE.LUWI.BHZ. 2023-01-08T12:41:01.27 10.0 positive automatic P 284 45.6821 -0.0214462 0.449341
IU.MBWA.BHZ.00 2023-01-08T12:40:57.10 10.0 positive automatic P 255 45.0854 0.505599 0.652625
GE.MMRI.BHZ. 2023-01-08T12:40:48.17 10.0 positive automatic P 273 44.0579 -0.204262 0.542181
GE.SANI.BHZ. 2023-01-08T12:40:34.12 10.0 positive automatic P 284 42.3163 -0.15498 0.324683
GE.SOEI.BHZ. 2023-01-08T12:40:32.17 10.0 positive automatic P 272 41.8650 1.40374 0.679589
G.PPTF.BHZ.00 2023-01-08T12:40:31.15 10.0 negative automatic P 100 41.8278 0.745815 0.696077
AU.MCQ.BHZ.00 2023-01-08T12:40:15.65 10.0 positive automatic P 187 40.0535 -0.0144696 0.774099
AU.FITZ.BHZ. 2023-01-08T12:40:11.33 10.0 positive automatic P 259 39.5692 -0.328168 0.755817
AU.FORT.BHZ.00 2023-01-08T12:40:04.85 10.0 negative automatic P 239 38.8532 -0.826957 0.743222
GE.BNDI.BHZ. 2023-01-08T12:39:57.07 10.0 positive automatic P 282 37.8077 0.219225 0.510697
AU.WRKA.BHZ.00 2023-01-08T12:39:52.88 10.0 positive automatic P 248 37.4830 -1.3334 0.796816
IU.GUMO.BHZ.00 2023-01-08T12:39:44.45 10.0 negative automatic P 322 35.8638 4.11062 0.561841
GE.FAKI.BHZ. 2023-01-08T12:39:42.87 10.0 positive automatic P 286 36.1601 0.00610628 0.768485
GE.SAUI.BHZ. 2023-01-08T12:39:39.12 10.0 positive automatic P 277 35.4897 2.01366 0.798956
AU.MTN.BHZ.00 2023-01-08T12:39:30.98 10.0 positive automatic P 269 34.7090 0.589697 0.823598
AU.KDU.BHZ.00 2023-01-08T12:39:19.45 10.0 negative automatic P 269 33.4356 0.133071 0.869101
II.TAU.BHZ.00 2023-01-08T12:39:12.42 10.0 positive automatic P 207 32.6176 0.238419 0.413836
IU.RAR.BHZ.00 2023-01-08T12:39:10.65 10.0 negative automatic P 106 32.2735 1.49663 0.893293
NZ.ODZ.HHZ.10 2023-01-08T12:38:50.70 10.0 positive automatic P 175 30.2919 -1.03327 0.964821
AU.TOO.BHZ.00 2023-01-08T12:38:44.48 10.0 positive automatic P 216 29.5154 -0.442865 0.952381
IU.SNZO.BHZ.00 2023-01-08T12:38:24.05 10.0 positive automatic P 167 27.2496 -0.594703 0.879121
AU.MILA.BHZ.00 2023-01-08T12:38:23.95 10.0 positive automatic P 212 27.1538 0.0589916 0.761905
G.CAN.BHZ.00 2023-01-08T12:38:13.05 10.0 positive automatic P 215 25.9355 0.164995 0.784314
II.KWJN.BHZ.00 2023-01-08T12:37:56.92 10.0 positive automatic P 2 24.2158 -0.206392 0.43956
AU.QLP.BHZ. 2023-01-08T12:37:54.70 10.0 negative automatic P 237 24.0969 -1.38427 0.898876
AU.RIV.BHZ. 2023-01-08T12:37:52.60 10.0 positive automatic P 214 23.6396 0.728241 0.941176
NZ.OUZ.HHZ.10 2023-01-08T12:37:26.39 10.0 positive automatic P 165 21.1801 0.503985 0.980392
AU.ARMA.BHZ. 2023-01-08T12:37:22.52 10.0 negative automatic P 219 20.8724 -0.231112 0.909091
IU.CTAO.BHZ.00 2023-01-08T12:37:16.87 10.0 negative automatic P 252 20.3012 0.444476 0.952381
GE.PMG.BHZ.00 2023-01-08T12:37:14.52 10.0 negative automatic P 284 20.0236 1.16344 0.454545
IU.FUNA.BHZ.00 2023-01-08T12:35:54.37 10.0 negative automatic P 63 13.6594 0.134681 0.941176
IU.HNR.BHZ.00 2023-01-08T12:34:47.55 10.0 negative automatic P 308 8.6983 1.1838 0.869565
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