Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 5.7 on date 08-06-2023 and time 11:19:33 (Italy) in region New Caledonia [Sea]

A magnitude Mwp 5.7 earthquake occured in region: New Caledonia [Sea], on

  • 08-06-2023 09:19:33 (UTC)
  • 08-06-2023 11:19:33 (UTC +02:00) Italian time
  • 08-06-2023 20:19:33 (UTC +11:00) local time in the region of the earthquake (Pacific/Noumea)

and geographic coordinates (lat, lon) -22.1410, 170.2400 at 30 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 5.2
Mwp 5.7
Mwpd 5.9 		2023-06-08
09:19:33		 -22.1414 170.24 30 2023-06-08
09:33:19		 Sala Sismica INGV-Roma 118206361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-08 09:19:33
Latitude -22.1414
Longitude 170.2400
Depth (km) 30 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 118206361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 29153542
Semi-minor axis of confidence ellipse (meter) 15022368
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 331
Circular confidence region, given by single value of horizontal uncertainty (meter) 23860900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120.248
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.67486
Epicentral distance of station closest to the epicenter (degree) 2.15466
Epicentral distance of station farthest from the epicenter (degree) 55.47996
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

Mwpd:5.9

Field Value
Value 5.9
Uncertainty 0.1
Num. used stations 12
Type of magnitude Mwpd
Reference to an origin 118206361
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-06-08 09:33:19

Mwp:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 13
Type of magnitude Mwp
Reference to an origin 118206361
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-06-08 09:33:19

mb:5.2

Field Value
Value 5.2
Uncertainty 0.2
Num. used stations 25
Type of magnitude mb
Reference to an origin 118206361
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-06-08 09:33:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.JAGI.BHZ. 2023-06-08T09:29:03.32 10.0 positive automatic P 275 6158.28 0.508223 0.259977
II.KAPI.BHZ.00 2023-06-08T09:28:36.47 10.0 positive automatic P 282 5736.591 0.392812 0.302976
AU.MORW.BHZ. 2023-06-08T09:28:14.72 10.0 positive automatic P 250 5433.3945 -0.147731 0.357844
IU.NWAO.BHZ.00 2023-06-08T09:28:05.22 10.0 positive automatic P 245 5296.7091 -0.1949 0.363571
GE.SANI.BHZ. 2023-06-08T09:28:03.47 10.0 positive automatic P 289 5264.2749 0.59496 0.410188
IU.MBWA.BHZ.00 2023-06-08T09:27:58.25 10.0 positive automatic P 261 5187.1632 0.380902 0.397363
GE.FAKI.BHZ. 2023-06-08T09:27:16.17 10.0 positive automatic P 292 4613.1822 -0.205734 0.647497
AU.WRKA.BHZ.00 2023-06-08T09:26:49.90 10.0 positive automatic P 257 4261.956 -0.871689 0.548979
AU.MTN.BHZ.00 2023-06-08T09:26:49.30 10.0 positive automatic P 277 4253.4978 -0.747614 0.59101
AU.KDU.BHZ.00 2023-06-08T09:26:39.68 10.0 positive automatic P 278 4122.9063 -0.418439 0.636725
PS.JAY.BHZ. 2023-06-08T09:26:19.06 10.0 positive automatic P 300 3857.1501 -0.599459 0.849675
II.WRAB.BHZ.00 2023-06-08T09:26:07.30 10.0 positive automatic P 267 3716.6796 -0.574284 0.783564
AU.HTT.BHZ.00 2023-06-08T09:25:35.88 10.0 positive automatic P 241 3304.3923 -0.203434 0.952381
AU.COEN.BHZ.00 2023-06-08T09:25:12.03 10.0 positive automatic P 283 2991.6498 1.12329 0.952381
AU.TOO.BHZ.00 2023-06-08T09:25:04.68 10.0 positive automatic P 229 2918.6118 -0.349925 0.963855
GE.PMG.BHZ.00 2023-06-08T09:24:58.07 10.0 positive automatic P 296 2835.5838 -0.994782 0.888889
AU.QLP.BHZ. 2023-06-08T09:24:44.57 10.0 positive automatic P 254 2670.3048 0.206868 1.00631
G.CAN.BHZ.00 2023-06-08T09:24:31.90 10.0 positive automatic P 230 2523.2853 -0.0430094 1.30944
IU.CTAO.BHZ.00 2023-06-08T09:24:29.40 10.0 positive automatic P 271 2491.3617 0.0455955 0.909091
IU.SNZO.BHZ.00 2023-06-08T09:23:55.27 10.0 positive automatic P 170 2167.9965 -0.587389 0.952381
AU.ARMA.BHZ. 2023-06-08T09:23:48.37 10.0 positive automatic P 240 2063.5344 0.955211 1.44685
AU.EIDS.BHZ. 2023-06-08T09:23:38.00 10.0 positive automatic P 256 1977.1209 0.905412 1.53502
II.MSVF.BHZ.00 2023-06-08T09:21:35.07 10.0 positive automatic P 60 949.8048 0.224046 0.97561
ND.ONTNC.BHZ.00 2023-06-08T09:20:24.00 10.0 positive automatic P 267 389.3991 -0.602592 1.93466
ND.MARNC.BHZ.00 2023-06-08T09:20:04.75 10.0 positive automatic P 287 239.1717 0.51979 1.23799
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