Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.2 on date 04-06-2022 and time 15:07:26 (Italy) in region Tonga Islands [Sea: Tonga]

A magnitude Mwp 6.2 earthquake occured in region: Tonga Islands [Sea: Tonga], on

  • 04-06-2022 13:07:26 (UTC)
  • 04-06-2022 15:07:26 (UTC +02:00) Italian time
  • 05-06-2022 02:07:26 (UTC +13:00) local time in the region of the earthquake (Pacific/Tongatapu)

and geographic coordinates (lat, lon) -17.9090, -174.9680 at 234 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 6.2
Mwpd 6.3 		2022-06-04
13:07:26		 -17.9086 -174.968 234 2022-06-04
13:36:57		 Sala Sismica INGV-Roma 105572011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-04 13:07:26
Latitude -17.9086
Longitude -174.9680
Depth (km) 234 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 105572011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 13993
Semi-minor axis of confidence ellipse (meter) 629
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 11304.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78.8682
Number of associated phases, regardless of their use for origin computation 127
Number of defining phases 127
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.19981
Epicentral distance of station closest to the epicenter (degree) 5.04028
Epicentral distance of station farthest from the epicenter (degree) 89.47586
Number of stations at which the event was observed 107
Number of stations from which data was used for origin computation 107
Magnitudes information

Mwpd:6.3

Field Value
Value 6.3
Uncertainty 0.1
Num. used stations 38
Type of magnitude Mwpd
Reference to an origin 105572011
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-06-04 13:36:57

Mwp:6.2

Field Value
Value 6.2
Uncertainty 0.2
Num. used stations 40
Type of magnitude Mwp
Reference to an origin 105572011
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-06-04 13:36:57

mb:5.4

Field Value
Value 5.4
Uncertainty 0.1
Num. used stations 62
Type of magnitude mb
Reference to an origin 105572011
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-06-04 13:36:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IU.RSSD.BHZ.00 2022-06-04T13:19:55.90 10.0 negative automatic P 43 9931.8249 0.176475 0
US.EGMT.BHZ.00 2022-06-04T13:19:47.93 10.0 negative automatic P 37 9746.5215 0.211323 0.100181
US.AMTX.BHZ.00 2022-06-04T13:19:45.60 10.0 negative automatic P 52 9680.3322 0.71685 0.106561
US.JCT.BHZ.00 2022-06-04T13:19:44.75 10.0 negative automatic PcP 57 9646.1331 -0.516194 0
US.RLMT.BHZ.00 2022-06-04T13:19:43.15 10.0 negative automatic P 40 9618.039 0.76706 0
US.SDCO.BHZ.00 2022-06-04T13:19:38.30 10.0 negative automatic P 48 9507.8604 0.67563 0.126185
US.BOZ.BHZ.00 2022-06-04T13:19:37.05 10.0 negative automatic P 39 9486.2043 0.550686 0.127736
US.BW06.BHZ.00 2022-06-04T13:19:35.80 10.0 negative automatic P 42 9468.2001 -0.00505683 0
IU.COLA.BHZ.00 2022-06-04T13:19:34.45 10.0 negative automatic P 11 9472.1961 -1.19139 0.130294
GE.BKNI.BHZ. 2022-06-04T13:19:32.27 10.0 negative automatic P 272 9366.3354 1.39823 0.133316
US.MSO.BHZ.00 2022-06-04T13:19:32.65 10.0 negative automatic P 37 9409.5033 -0.368265 0
IU.ANMO.BHZ.00 2022-06-04T13:19:29.20 10.0 negative automatic P 50 9291.2328 1.427 0.142123
BK.MCCM.BHZ.00 2022-06-04T13:19:29.00 10.0 positive automatic pP 40 8251.5957 -1.60452 0
AT.SKAG.BHZ. 2022-06-04T13:19:28.48 10.0 positive automatic P 19 9304.5528 0.396343 0.135937
US.NEW.BHZ.00 2022-06-04T13:19:27.60 10.0 negative automatic P 35 9303.576 -0.547114 0.128912
US.MNTX.BHZ.00 2022-06-04T13:19:26.00 10.0 negative automatic P 53 9219.3603 1.76852 0.0712649
US.HWUT.BHZ.00 2022-06-04T13:19:26.75 10.0 negative automatic P 42 9260.6967 0.373505 0.146186
US.MVCO.BHZ.00 2022-06-04T13:19:26.70 10.0 negative automatic P 47 9246.2778 0.927675 0.138934
US.HLID.BHZ.00 2022-06-04T13:19:23.48 10.0 positive automatic P 40 9179.3892 0.854365 0.14895
AT.TTA.BHZ. 2022-06-04T13:19:19.46 10.0 negative automatic P 9 9123.7116 -0.437365 0.155099
IU.MA2.BHZ.00 2022-06-04T13:19:19.17 10.0 negative automatic P 343 9140.628 -1.40815 0.153763
US.DUG.BHZ.00 2022-06-04T13:19:18.80 10.0 negative automatic P 43 9089.6235 0.406114 0.155952
US.BMO.BHZ.00 2022-06-04T13:19:17.63 10.0 negative automatic P 37 9070.8312 0.173354 0.161231
US.HAWA.BHZ.00 2022-06-04T13:19:16.08 10.0 negative automatic P 35 9034.0458 0.486967 0.162276
GE.MNAI.BHZ. 2022-06-04T13:19:14.72 10.0 negative automatic P 268 9005.1192 0.536443 0.157143
US.WUAZ.BHZ.00 2022-06-04T13:19:12.33 10.0 negative automatic P 48 8930.2497 1.45881 0.168779
US.ELK.BHZ.00 2022-06-04T13:19:12.45 10.0 negative automatic P 42 8950.2408 0.521898 0.173257
IU.TUC.BHZ.00 2022-06-04T13:19:06.27 10.0 negative automatic P 51 8800.5795 1.7727 0.183917
IU.COR.BHZ.00 2022-06-04T13:18:59.55 10.0 positive automatic P 35 8679.7782 1.10275 0.185596
II.KDAK.BHZ.00 2022-06-04T13:18:56.27 10.0 negative automatic P 12 8651.0736 -0.760604 0.197108
AU.XMI.BHZ. 2022-06-04T13:18:51.90 10.0 negative automatic P 263 8521.3701 1.31678 0.171688
II.PFO.BHZ.00 2022-06-04T13:18:46.75 10.0 positive automatic P 47 8424.0009 0.911998 0.215422
BK.CMB.BHZ.00 2022-06-04T13:18:45.90 10.0 negative automatic P 41 8416.1643 0.557984 0.221425
IU.TATO.BHZ.00 2022-06-04T13:18:42.02 10.0 negative automatic P 303 8352.4614 0.0305178 0.207336
IU.YSS.BHZ.00 2022-06-04T13:18:41.55 10.0 negative automatic P 332 8344.2585 -0.0159407 0.21279
MY.SBM.BHZ. 2022-06-04T13:18:39.02 10.0 negative automatic P 278 8266.2144 1.45745 0.23039
BK.SAO.BHZ.00 2022-06-04T13:18:38.05 10.0 negative automatic P 42 8256.4575 0.972883 0.231332
BK.MCCM.BHZ.00 2022-06-04T13:18:37.42 10.0 negative automatic P 40 8251.5957 0.656216 0.234595
JP.JTU.BHZ. 2022-06-04T13:18:36.60 10.0 negative automatic P 315 8262.7401 -0.753757 0.106489
IU.PET.BHZ.00 2022-06-04T13:18:36.22 10.0 negative automatic P 344 8270.1549 -1.52496 0.23001
JP.YOJ.BHZ. 2022-06-04T13:18:33.95 10.0 negative automatic P 303 8191.5225 0.307465 0.226849
JP.JKA.BHZ. 2022-06-04T13:18:30.60 10.0 positive automatic PcP 327 7872.2754 -5.10072 0
JP.JSU.BHZ. 2022-06-04T13:18:23.25 10.0 positive automatic P 313 7988.6034 0.251394 0.246221
AT.AKUT.BHZ. 2022-06-04T13:18:23.90 10.0 negative automatic P 6 8044.3476 -1.9975 0.252288
JP.JTM.BHZ. 2022-06-04T13:18:19.50 10.0 negative automatic P 326 7933.9137 -0.518715 0.217049
JP.JOW.BHZ. 2022-06-04T13:18:17.70 10.0 negative automatic P 308 7873.6629 0.913607 0.269812
JP.JMN.BHZ. 2022-06-04T13:18:17.65 10.0 negative automatic P 317 7880.5005 0.436965 0.256867
AT.SMY.BHZ. 2022-06-04T13:18:17.46 10.0 negative automatic P 353 7910.9367 -1.31324 0.0918527
IU.MAJO.BHZ.00 2022-06-04T13:18:11.27 10.0 negative automatic P 321 7783.7751 -0.669799 0.286089
AK.ATKA.BHZ. 2022-06-04T13:18:10.03 10.0 negative automatic P 1 7782.2433 -1.76784 0.279439
G.INU.BHZ.00 2022-06-04T13:18:10.91 10.0 positive automatic P 320 7773.9627 -0.444434 0.28032
JP.JGF.BHZ. 2022-06-04T13:18:10.45 10.0 negative automatic P 320 7770.5328 -0.794596 0.267927
IU.ADK.BHZ.00 2022-06-04T13:18:08.15 10.0 positive automatic P 359 7748.2329 -1.80008 0.264194
GE.JAGI.BHZ. 2022-06-04T13:18:06.22 10.0 positive automatic P 268 7691.2677 -0.601609 0.282463
JP.JSG.BHZ. 2022-06-04T13:18:04.40 10.0 negative automatic P 320 7645.9575 0.0939708 0.257342
IU.CASY.BHZ.00 2022-06-04T13:17:56.12 10.0 negative automatic P 205 7484.1972 0.867021 0.101581
JP.JHJ2.BHZ. 2022-06-04T13:17:50.75 10.0 positive automatic P 320 7418.1189 -0.779315 0.319461
AU.GIRL.BHZ.00 2022-06-04T13:17:47.70 10.0 negative automatic P 253 7322.2593 1.62656 0.330443
II.KAPI.BHZ.00 2022-06-04T13:17:40.17 10.0 negative automatic P 273 7210.0716 0.52958 0.34353
GE.LUWI.BHZ. 2022-06-04T13:17:30.12 10.0 negative automatic P 278 7032.3495 0.914067 0.340463
AU.MORW.BHZ. 2022-06-04T13:17:29.72 10.0 negative automatic P 246 7038.4656 0.10344 0.37292
IU.NWAO.BHZ.00 2022-06-04T13:17:20.77 10.0 negative automatic P 242 6884.9415 0.250145 0.382895
GE.MMRI.BHZ. 2022-06-04T13:17:17.42 10.0 negative automatic P 270 6832.5828 0.0810918 0.398932
IU.SBA.BHZ.00 2022-06-04T13:17:14.15 10.0 negative automatic P 184 6727.0884 3.18994 0.402775
GT.VNDA.BHZ.00 2022-06-04T13:17:13.68 10.0 positive automatic P 186 6737.9886 2.04676 0.401385
GE.SANI.BHZ. 2022-06-04T13:17:06.42 10.0 negative automatic P 278 6658.6347 -0.361521 0.375767
GE.TNTI.BHZ. 2022-06-04T13:17:05.22 10.0 negative automatic P 282 6624.6687 0.517149 0.42609
GE.SOEI.BHZ. 2022-06-04T13:17:04.17 10.0 negative automatic P 269 6585.1416 1.71507 0.421083
AU.FITZ.BHZ. 2022-06-04T13:16:41.10 10.0 negative automatic P 260 6239.8428 0.403622 0.472947
GE.BNDI.BHZ. 2022-06-04T13:16:35.67 10.0 negative automatic P 277 6158.6907 0.165693 0.456781
GE.FAKI.BHZ. 2022-06-04T13:16:23.17 10.0 negative automatic P 280 5972.799 -0.358775 0.492986
AU.WRKA.BHZ.00 2022-06-04T13:16:17.10 10.0 negative automatic P 252 5873.1543 0.00748454 0.512946
AU.MTN.BHZ.00 2022-06-04T13:16:09.98 10.0 negative automatic P 267 5777.1726 -0.706028 0.508811
AU.KDU.BHZ.00 2022-06-04T13:16:01.28 10.0 negative automatic P 268 5639.6325 -0.222202 0.553413
IU.GUMO.BHZ.00 2022-06-04T13:15:59.85 10.0 negative automatic P 306 5617.6434 -0.199084 0.449646
II.WRAB.BHZ.00 2022-06-04T13:15:37.94 10.0 negative automatic P 259 5305.2117 -0.869311 0.590479
GE.GENI.BHZ. 2022-06-04T13:15:29.87 10.0 negative automatic P 284 5167.3386 0.669993 0.597806
IU.MIDW.BHZ.00 2022-06-04T13:15:26.67 10.0 negative automatic P 357 5126.0577 0.361958 0.618139
G.KIP.BHZ.00 2022-06-04T13:14:59.17 10.0 positive automatic P 24 4738.5789 0.400984 0.696319
IU.POHA.BHZ.00 2022-06-04T13:14:55.57 10.0 negative automatic P 28 4686.3423 0.259802 0.705107
IU.WAKE.BHZ.00 2022-06-04T13:14:46.87 10.0 negative automatic P 333 4588.5957 -0.988028 0.704915
II.TAU.BHZ.00 2022-06-04T13:14:40.12 10.0 positive automatic P 224 4492.3254 -0.699531 0.689012
AU.TOO.BHZ.00 2022-06-04T13:14:34.35 10.0 positive automatic P 232 4409.4195 -0.429521 0.735109
AU.QLP.BHZ. 2022-06-04T13:14:24.00 10.0 negative automatic P 250 4281.5031 -0.197275 0.12918
GE.PMG.BHZ.00 2022-06-04T13:14:18.52 10.0 negative automatic P 278 4184.3004 0.640928 0.792373
IU.CTAO.BHZ.00 2022-06-04T13:14:08.60 10.0 negative automatic P 260 4067.9169 -0.536209 0.81333
G.CAN.BHZ.00 2022-06-04T13:14:06.05 10.0 negative automatic P 234 4032.3969 -0.442818 0.782517
AU.RABL.BHZ.00 2022-06-04T13:13:52.48 10.0 negative automatic P 289 3880.2714 -2.31269 0.54356
AU.RIV.BHZ. 2022-06-04T13:13:48.05 10.0 negative automatic P 236 3791.5158 0.139338 0.691357
AU.ARMA.BHZ. 2022-06-04T13:13:36.70 10.0 negative automatic P 241 3638.8242 0.454386 0.903717
AU.EIDS.BHZ. 2022-06-04T13:13:31.62 10.0 negative automatic P 251 3588.7077 -0.550118 0.881513
NZ.ODZ.HHZ.10 2022-06-04T13:13:08.23 10.0 positive automatic P 201 3293.7918 -0.695505 0.966184
IU.XMAS.BHZ.00 2022-06-04T13:12:40.52 10.0 negative automatic P 43 2928.3576 0.802138 0.941176
NZ.KHZ.HHZ.10 2022-06-04T13:12:38.77 10.0 negative automatic P 199 2928.6795 -0.98122 0.970874
IU.HNR.BHZ.00 2022-06-04T13:12:33.35 10.0 negative automatic P 286 2860.1037 -0.889543 0.43956
IU.SNZO.BHZ.00 2022-06-04T13:12:26.37 10.0 positive automatic P 199 2776.887 -1.12931 0.952381
G.PPTF.BHZ.00 2022-06-04T13:12:21.80 10.0 negative automatic P 93 2683.5471 1.79883 0.930233
NZ.URZ.HHZ.10 2022-06-04T13:11:52.86 10.0 negative automatic P 197 2385.9672 -2.61781 0.970874
NZ.OUZ.HHZ.10 2022-06-04T13:11:39.61 10.0 negative automatic P 208 2227.7256 -0.975291 0.990099
ND.KOUNC.BHZ.00 2022-06-04T13:11:36.75 10.0 negative automatic P 259 2192.3166 -0.451877 0.97561
AU.NFK.BHZ.00 2022-06-04T13:11:32.64 10.0 negative automatic P 231 2130.0567 1.41276 0.793651
ND.ONTNC.BHZ.00 2022-06-04T13:11:18.05 10.0 negative automatic P 253 1995.3249 -0.087619 0.8
G.DZM.BHZ.00 2022-06-04T13:11:17.76 10.0 positive automatic P 254 1991.6175 -0.149678 0.961538
G.SANVU.BHZ.00 2022-06-04T13:11:10.75 10.0 negative automatic P 276 1914.4059 0.546135 0.888889
ND.MARNC.BHZ.00 2022-06-04T13:11:00.95 10.0 negative automatic P 255 1819.2567 0.10975 0.930233
IU.RAR.BHZ.00 2022-06-04T13:10:42.57 10.0 positive automatic P 105 1630.1904 0.762856 0.91954
II.MSVF.BHZ.00 2022-06-04T13:09:04.22 10.0 negative automatic P 270 737.6172 3.32164 0.952381
IU.AFI.BHZ.00 2022-06-04T13:08:38.15 10.0 negative automatic P 38 559.4733 -2.54917 0.97561
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