Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.8 on date 30-03-2022 and time 22:57:03 (Italy) in region New Caledonia [Sea]

A magnitude Mwp 6.8 earthquake occured in region: New Caledonia [Sea], on

  • 30-03-2022 20:57:03 (UTC)
  • 30-03-2022 22:57:03 (UTC +02:00) Italian time
  • 31-03-2022 07:57:03 (UTC +11:00) local time in the region of the earthquake (Pacific/Noumea)

and geographic coordinates (lat, lon) -22.5560, 170.2790 at 19 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 5.4
Mwp 6.8
Mwpd 6.9 		2022-03-30
20:57:03		 -22.5563 170.279 19 2022-03-30
21:11:02		 Sala Sismica INGV-Roma 102583361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-30 20:57:03
Latitude -22.5563
Longitude 170.2790
Depth (km) 19 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 102583361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 12341
Semi-minor axis of confidence ellipse (meter) 6953
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 10328.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103.659
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.55907
Epicentral distance of station closest to the epicenter (degree) 2.34499
Epicentral distance of station farthest from the epicenter (degree) 85.64903
Number of stations at which the event was observed 55
Number of stations from which data was used for origin computation 55
Magnitudes information

Mwpd:6.9

Field Value
Value 6.9
Uncertainty 0.2
Num. used stations 40
Type of magnitude Mwpd
Reference to an origin 102583361
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-30 21:11:02

Mwp:6.8

Field Value
Value 6.8
Uncertainty 0.1
Num. used stations 43
Type of magnitude Mwp
Reference to an origin 102583361
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-30 21:11:02

mb:5.4

Field Value
Value 5.4
Uncertainty 0.2
Num. used stations 43
Type of magnitude mb
Reference to an origin 102583361
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-30 21:11:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.SNAA.BHZ. 2022-03-30T21:09:44.66 10.0 positive automatic pP 182 85.6490 -1.02303 0
GE.SNAA.BHZ. 2022-03-30T21:09:38.71 10.0 positive automatic P 182 85.6490 -0.827635 0.118345
IU.PMSA.BHZ.00 2022-03-30T21:09:33.52 10.0 negative automatic pP 160 83.2489 0.141219 0
IU.MA2.BHZ.00 2022-03-30T21:09:23.62 10.0 positive automatic P 350 83.6783 -5.89107 0
IU.CHTO.BHZ.00 2022-03-30T21:09:15.77 10.0 positive automatic P 295 81.0178 0.150454 0.136914
GE.GSI.BHZ. 2022-03-30T21:08:40.27 10.0 negative automatic P 278 74.5834 0.526615 0.209935
MY.KUM.BHZ. 2022-03-30T21:08:37.72 10.0 negative automatic pP 283 73.4542 -1.47592 0
MY.KUM.BHZ. 2022-03-30T21:08:32.77 10.0 positive automatic P 283 73.4542 -0.369887 0.191905
JP.JKA.BHZ. 2022-03-30T21:08:17.85 10.0 positive automatic sP 338 68.6627 6.54007 0
IU.TATO.BHZ.00 2022-03-30T21:07:51.67 10.0 positive automatic P 312 67.0624 -2.36651 0.146499
IU.MAJO.BHZ.00 2022-03-30T21:07:45.82 10.0 positive automatic P 332 66.4024 -4.05135 0.285043
JP.JSU.BHZ. 2022-03-30T21:07:45.65 10.0 positive automatic P 323 66.1566 -2.64187 0
JP.JMN.BHZ. 2022-03-30T21:07:45.20 10.0 positive automatic P 327 66.0961 -2.72894 0.256414
JP.JGF.BHZ. 2022-03-30T21:07:43.40 10.0 positive automatic P 331 65.9838 -3.81373 0.30904
JP.YOJ.BHZ. 2022-03-30T21:07:43.30 10.0 positive automatic P 313 65.6966 -1.96897 0.154528
G.INU.BHZ.00 2022-03-30T21:07:43.51 10.0 positive automatic P 331 65.9182 -3.20412 0.303091
JP.JOW.BHZ. 2022-03-30T21:07:32.40 10.0 positive automatic P 318 63.9470 -1.50328 0.115589
MY.SBM.BHZ. 2022-03-30T21:07:19.92 10.0 positive automatic P 286 61.8568 -0.0831578 0.395629
MY.LDM.BHZ. 2022-03-30T21:06:52.07 10.0 positive automatic P 292 57.6942 0.711161 0.382346
IU.CASY.BHZ.00 2022-03-30T21:06:48.07 10.0 negative automatic P 204 57.4243 -1.35651 0.282153
GE.JAGI.BHZ. 2022-03-30T21:06:35.97 10.0 positive automatic P 275 55.5528 -0.161651 0.456794
GT.VNDA.BHZ.00 2022-03-30T21:06:22.78 10.0 positive automatic P 182 55.1093 -11.5667 0
II.KAPI.BHZ.00 2022-03-30T21:06:09.05 10.0 positive automatic P 282 51.8007 0.376218 0
GE.LUWI.BHZ. 2022-03-30T21:06:01.82 10.0 positive automatic P 288 50.8960 -0.0180801 0.483966
AU.MORW.BHZ. 2022-03-30T21:05:46.87 10.0 negative automatic P 250 48.8429 0.58378 0.536585
IU.NWAO.BHZ.00 2022-03-30T21:05:36.62 10.0 positive automatic P 245 47.5763 0.100982 0.624417
GE.SANI.BHZ. 2022-03-30T21:05:36.12 10.0 positive automatic P 289 47.5943 -0.478173 0.581543
IU.MBWA.BHZ.00 2022-03-30T21:05:30.42 10.0 positive automatic P 262 46.7049 0.729562 0.640059
GE.SOEI.BHZ. 2022-03-30T21:05:24.12 10.0 positive automatic P 279 45.8024 1.37708 0.29577
GE.FAKI.BHZ. 2022-03-30T21:04:48.82 10.0 positive automatic P 292 41.7507 -1.18633 0.462149
AU.FORT.BHZ.00 2022-03-30T21:04:22.60 10.0 negative automatic P 248 38.3806 0.556017 0.753318
AU.WRKA.BHZ.00 2022-03-30T21:04:21.75 10.0 positive automatic P 258 38.3407 -0.0377885 0.800057
AU.MTN.BHZ.00 2022-03-30T21:04:21.90 10.0 positive automatic P 278 38.4102 -0.388008 0.761508
AU.KDU.BHZ.00 2022-03-30T21:04:12.45 10.0 negative automatic P 279 37.2406 0.0557324 0.775162
II.WRAB.BHZ.00 2022-03-30T21:03:39.47 10.0 positive automatic P 268 33.5001 -0.809999 0.889946
AU.HTT.BHZ. 2022-03-30T21:03:06.60 10.0 negative automatic P 242 29.6010 0.548016 0.43956
AU.TOO.BHZ.00 2022-03-30T21:02:35.30 10.0 negative automatic P 229 26.0479 1.05534 0.851064
AU.QLP.BHZ. 2022-03-30T21:02:15.57 10.0 negative automatic P 255 23.9811 0.185668 0.683761
AU.MILA.BHZ.00 2022-03-30T21:02:09.18 10.0 negative automatic P 227 23.2722 0.455782 0.761905
IU.CTAO.BHZ.00 2022-03-30T21:02:02.55 10.0 negative automatic P 272 22.4899 2.16665 0.909091
G.CAN.BHZ.00 2022-03-30T21:02:01.60 10.0 negative automatic P 231 22.4950 1.10903 0.615385
NZ.ODZ.HHZ.10 2022-03-30T21:02:00.23 10.0 negative automatic P 179 22.4887 -0.581333 0.938967
AU.RIV.BHZ. 2022-03-30T21:01:38.27 10.0 negative automatic P 232 20.2170 2.39197 0.43956
NZ.KHZ.HHZ.10 2022-03-30T21:01:30.33 10.0 negative automatic P 173 20.0441 -5.04614 0
IU.AFI.BHZ.00 2022-03-30T21:01:24.07 10.0 negative automatic P 66 19.0852 0.432374 0.888889
IU.SNZO.BHZ.00 2022-03-30T21:01:20.90 10.0 negative automatic P 170 19.1169 -2.98982 0.842105
AU.ARMA.BHZ. 2022-03-30T21:01:17.65 10.0 negative automatic P 241 18.4157 1.29277 0.792079
AU.EIDS.BHZ. 2022-03-30T21:01:10.42 10.0 negative automatic P 257 17.7493 2.2805 0.43956
IU.HNR.BHZ.00 2022-03-30T21:00:49.75 10.0 positive automatic P 321 16.4351 -1.92294 0.754717
NZ.OUZ.HHZ.10 2022-03-30T21:00:02.59 10.0 negative automatic P 168 12.9909 -4.41045 0
II.MSVF.BHZ.00 2022-03-30T20:59:07.82 10.0 positive automatic P 58 8.7382 0.235826 0.909091
G.SANVU.BHZ.00 2022-03-30T20:58:54.85 10.0 positive automatic P 337 7.6795 1.9176 0.952381
AU.NFK.BHZ.00 2022-03-30T20:58:37.06 10.0 positive automatic P 197 6.8196 -5.41004 0
ND.KOUNC.BHZ.00 2022-03-30T20:58:29.05 10.0 positive automatic P 289 5.9223 -1.09683 0
G.DZM.BHZ.00 2022-03-30T20:57:55.76 10.0 positive automatic P 277 3.5803 -2.19961 0
ND.ONTNC.BHZ.00 2022-03-30T20:57:55.70 10.0 negative automatic P 273 3.5436 -1.75721 0
ND.MARNC.BHZ.00 2022-03-30T20:57:38.05 10.0 positive automatic P 297 2.3450 -2.92004 0
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