Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.7 on date 31-03-2022 and time 05:44:04 (UTC) in region New Caledonia [Sea]

A magnitude Mwp 6.7 earthquake occured in region: New Caledonia [Sea], on

  • 31-03-2022 05:44:04 (UTC)
  • 31-03-2022 07:44:04 (UTC +02:00) Italian time
  • 31-03-2022 16:44:04 (UTC +11:00) local time in the region of the earthquake (Pacific/Noumea)

and geographic coordinates (lat, lon) -22.1340, 170.0650 at 3 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 5.6
Mwp 6.7
Mwpd 6.7 		2022-03-31
05:44:04		 -22.1344 170.065 3 2022-03-31
05:58:42		 Sala Sismica INGV-Roma 102601791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-31 05:44:04
Latitude -22.1344
Longitude 170.0650
Depth (km) 3 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 102601791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 25557
Semi-minor axis of confidence ellipse (meter) 16082
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 20634.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143.105
Number of associated phases, regardless of their use for origin computation 65
Number of defining phases 65
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 2.37518
Epicentral distance of station closest to the epicenter (degree) 1.99822
Epicentral distance of station farthest from the epicenter (degree) 74.91870
Number of stations at which the event was observed 61
Number of stations from which data was used for origin computation 61
Magnitudes information

Mwp:6.7

Field Value
Value 6.7
Uncertainty 0.2
Num. used stations 31
Type of magnitude Mwp
Reference to an origin 102601791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-31 05:58:42

Mwpd:6.8

Field Value
Value 6.8
Uncertainty 0.2
Num. used stations 30
Type of magnitude Mwpd
Reference to an origin 102601791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-31 05:58:42

mb:5.6

Field Value
Value 5.6
Uncertainty 0.1
Num. used stations 37
Type of magnitude mb
Reference to an origin 102601791
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-31 05:58:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.ADK.BHZ.00 2022-03-31T05:55:40.50 10.0 negative automatic P 8 74.9187 -4.58735 0.225934
GE.GSI.BHZ. 2022-03-31T05:55:40.62 10.0 positive automatic P 278 74.3284 -1.03194 0.165321
IU.YSS.BHZ.00 2022-03-31T05:55:33.10 10.0 positive automatic P 341 73.3536 -2.84339 0.21248
IU.INCN.BHZ.00 2022-03-31T05:55:32.37 10.0 positive automatic P 325 72.2686 2.8824 0.24332
RM.DLV.BHZ. 2022-03-31T05:55:11.77 10.0 positive automatic P 293 69.3120 0.0814131 0.13352
JP.JTU.BHZ. 2022-03-31T05:55:04.40 10.0 positive automatic P 325 68.5723 -2.49439 0
GE.MNAI.BHZ. 2022-03-31T05:55:02.32 10.0 positive automatic P 275 67.1719 4.2305 0.281972
IU.TATO.BHZ.00 2022-03-31T05:54:56.67 10.0 positive automatic P 312 66.6324 2.01407 0.322338
IU.MAJO.BHZ.00 2022-03-31T05:54:46.72 10.0 positive automatic P 332 65.9369 -3.51717 0.278213
JP.JSU.BHZ. 2022-03-31T05:54:46.10 10.0 positive automatic P 323 65.6999 -2.61055 0.269975
JP.JMN.BHZ. 2022-03-31T05:54:45.65 10.0 positive automatic P 327 65.6341 -2.65866 0.242662
JP.YOJ.BHZ. 2022-03-31T05:54:44.50 10.0 positive automatic P 313 65.2647 -1.32797 0.156873
JP.JGF.BHZ. 2022-03-31T05:54:43.80 10.0 positive automatic P 331 65.5188 -3.76869 0.261796
G.INU.BHZ.00 2022-03-31T05:54:43.81 10.0 positive automatic P 331 65.4535 -3.2606 0.218039
JP.JOW.BHZ. 2022-03-31T05:54:32.70 10.0 positive automatic P 318 63.5002 -1.6019 0.28784
AU.XMI.BHZ. 2022-03-31T05:54:31.77 10.0 positive automatic P 269 62.4625 4.36104 0.377311
JP.JMZ.BHZ. 2022-03-31T05:54:19.80 10.0 negative automatic P 320 60.9614 2.5469 0.380062
IU.CASY.BHZ.00 2022-03-31T05:53:54.17 10.0 positive automatic P 204 57.7274 -0.712038 0.406289
MY.LDM.BHZ. 2022-03-31T05:53:53.22 10.0 positive automatic P 292 57.3518 0.958186 0.344087
GE.JAGI.BHZ. 2022-03-31T05:53:36.42 10.0 positive automatic P 275 55.3178 -1.32999 0.311164
IU.POHA.BHZ.00 2022-03-31T05:53:25.57 10.0 positive automatic P 41 53.7040 -0.761743 0.495079
AU.GIRL.BHZ.00 2022-03-31T05:53:14.28 10.0 negative automatic P 258 51.3003 6.0935 0.498302
II.KAPI.BHZ.00 2022-03-31T05:53:09.60 10.0 positive automatic P 282 51.5207 -0.27219 0.464687
GE.LUWI.BHZ. 2022-03-31T05:53:03.12 10.0 positive automatic P 288 50.5769 0.403277 0.557748
AU.MORW.BHZ. 2022-03-31T05:52:47.77 10.0 positive automatic P 250 48.7994 -1.4584 0.561036
GE.MMRI.BHZ. 2022-03-31T05:52:41.17 10.0 positive automatic P 279 47.8213 -0.478403 0.48833
IU.NWAO.BHZ.00 2022-03-31T05:52:38.67 10.0 positive automatic P 245 47.5741 -1.09901 0.616231
GE.SANI.BHZ. 2022-03-31T05:52:36.22 10.0 positive automatic P 289 47.2700 -1.12379 0.283476
IU.MBWA.BHZ.00 2022-03-31T05:52:31.67 10.0 negative automatic P 261 46.5719 -0.244676 0.208821
GE.SOEI.BHZ. 2022-03-31T05:52:24.77 10.0 positive automatic P 278 45.5453 0.806571 0.520737
IU.JOHN.BHZ.00 2022-03-31T05:52:09.22 10.0 negative automatic P 29 43.7010 0.161802 0.6702
GE.FAKI.BHZ. 2022-03-31T05:51:49.82 10.0 positive automatic P 292 41.4072 -0.611735 0.55056
IU.XMAS.BHZ.00 2022-03-31T05:51:35.95 10.0 positive automatic P 57 39.8787 -1.83329 0.724343
AU.FORT.BHZ.00 2022-03-31T05:51:25.23 10.0 positive automatic P 248 38.3539 0.181197 0.808852
AU.WRKA.BHZ.00 2022-03-31T05:51:23.95 10.0 positive automatic P 257 38.2394 -0.21108 0.801299
AU.MTN.BHZ.00 2022-03-31T05:51:22.55 10.0 positive automatic P 277 38.1580 -0.840576 0.658416
AU.KDU.BHZ.00 2022-03-31T05:51:13.60 10.0 positive automatic P 278 36.9818 0.191303 0.826919
GE.GENI.BHZ. 2022-03-31T05:50:57.12 10.0 positive automatic P 300 34.9880 0.789401 0.698093
II.WRAB.BHZ.00 2022-03-31T05:50:41.60 10.0 negative automatic P 267 33.3219 -0.327838 0.882248
AU.HTT.BHZ. 2022-03-31T05:50:08.85 10.0 positive automatic P 241 29.6310 -0.653665 0.91954
AU.TOO.BHZ.00 2022-03-31T05:49:37.83 10.0 negative automatic P 228 26.1771 -0.763369 0.930233
AU.QLP.BHZ. 2022-03-31T05:49:17.60 10.0 negative automatic P 254 23.9027 -0.238617 0.898876
AU.MILA.BHZ.00 2022-03-31T05:49:11.95 10.0 positive automatic P 226 23.4210 -1.37208 0.941176
IU.CTAO.BHZ.00 2022-03-31T05:49:04.02 10.0 negative automatic P 271 22.2824 2.82637 0.97561
G.CAN.BHZ.00 2022-03-31T05:49:03.55 10.0 negative automatic P 230 22.6128 -1.21613 0.43956
NZ.ODZ.HHZ.10 2022-03-31T05:48:58.19 10.0 negative automatic P 179 22.9135 -11.671 0
AU.RIV.BHZ. 2022-03-31T05:48:41.87 10.0 negative automatic P 231 20.3258 1.80949 0.941176
NZ.KHZ.HHZ.10 2022-03-31T05:48:31.86 10.0 negative automatic P 173 20.4875 -11.6036 0
IU.SNZO.BHZ.00 2022-03-31T05:48:21.70 10.0 negative automatic P 170 19.5673 -11.7393 0
AU.EIDS.BHZ. 2022-03-31T05:48:12.75 10.0 negative automatic P 256 17.6563 2.92631 0.784314
IU.FUNA.BHZ.00 2022-03-31T05:47:54.20 10.0 positive automatic P 34 16.1949 2.84015 0.879121
NZ.URZ.HHZ.10 2022-03-31T05:47:53.31 10.0 positive automatic P 161 17.2227 -12.7085 0
IU.HNR.BHZ.00 2022-03-31T05:47:50.67 10.0 positive automatic P 321 15.9824 2.04127 0.695652
NZ.OUZ.HHZ.10 2022-03-31T05:47:02.86 10.0 negative automatic P 168 13.4453 -13.2818 0
II.MSVF.BHZ.00 2022-03-31T05:46:07.07 10.0 negative automatic P 61 8.6950 -2.56638 0.43956
G.SANVU.BHZ.00 2022-03-31T05:45:50.35 10.0 positive automatic P 337 7.2139 -0.455236 0
AU.NFK.BHZ.00 2022-03-31T05:45:38.10 10.0 positive automatic P 195 7.1691 -12.0907 0
ND.KOUNC.BHZ.00 2022-03-31T05:45:30.90 10.0 negative automatic P 285 5.6095 2.1267 0
G.DZM.BHZ.00 2022-03-31T05:44:58.16 10.0 positive automatic P 270 3.3550 -9.11765 0.330033
ND.ONTNC.BHZ.00 2022-03-31T05:44:57.95 10.0 positive automatic P 266 3.3466 0.285185 0
ND.MARNC.BHZ.00 2022-03-31T05:44:39.95 10.0 positive automatic P 289 1.9982 -1.18761 0.327869
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