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

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

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

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 Takeoff_angle Residual Weight
IU.RSSD.BHZ.00 2022-06-04T13:19:55.75 10.0 negative automatic P 43 89.4759 0.0264752 0.0989115
US.EGMT.BHZ.00 2022-06-04T13:19:47.93 10.0 negative automatic P 37 87.8065 0.211323 0.100181
US.AMTX.BHZ.00 2022-06-04T13:19:45.60 10.0 negative automatic P 52 87.2102 0.71685 0.106561
US.JCT.BHZ.00 2022-06-04T13:19:44.63 10.0 negative automatic P 57 86.9021 1.28207 0.117911
US.RLMT.BHZ.00 2022-06-04T13:19:43.10 10.0 negative automatic P 40 86.6490 0.71706 0.119869
US.SDCO.BHZ.00 2022-06-04T13:19:38.38 10.0 negative automatic P 48 85.6564 0.75063 0
US.BOZ.BHZ.00 2022-06-04T13:19:37.05 10.0 negative automatic P 39 85.4613 0.550686 0.127736
US.BW06.BHZ.00 2022-06-04T13:19:35.78 10.0 negative automatic P 42 85.2991 -0.0300567 0.117812
GE.BKNI.BHZ. 2022-06-04T13:19:32.27 10.0 negative automatic P 272 84.3814 1.39823 0.133316
IU.COLA.BHZ.00 2022-06-04T13:19:34.45 10.0 negative automatic P 11 85.3351 -1.19139 0.130294
US.MSO.BHZ.00 2022-06-04T13:19:32.65 10.0 negative automatic P 37 84.7703 -0.368265 0.13491
IU.ANMO.BHZ.00 2022-06-04T13:19:29.35 10.0 negative automatic P 50 83.7048 1.577 0
BK.MCCM.BHZ.00 2022-06-04T13:19:29.00 10.0 positive automatic pP 40 74.3387 -1.60452 0
US.NEW.BHZ.00 2022-06-04T13:19:27.60 10.0 negative automatic P 35 83.8160 -0.547114 0.128912
AT.SKAG.BHZ. 2022-06-04T13:19:28.48 10.0 positive automatic P 19 83.8248 0.396343 0.135937
US.MVCO.BHZ.00 2022-06-04T13:19:26.70 10.0 negative automatic P 47 83.2998 0.927675 0.138934
US.MNTX.BHZ.00 2022-06-04T13:19:26.00 10.0 negative automatic P 53 83.0573 1.76852 0.0712649
US.HWUT.BHZ.00 2022-06-04T13:19:26.75 10.0 negative automatic P 42 83.4297 0.373505 0.146186
US.HLID.BHZ.00 2022-06-04T13:19:23.48 10.0 positive automatic P 40 82.6972 0.854365 0.14895
IU.MA2.BHZ.00 2022-06-04T13:19:19.17 10.0 negative automatic P 343 82.3480 -1.40815 0.153763
AT.TTA.BHZ. 2022-06-04T13:19:19.46 10.0 negative automatic P 9 82.1956 -0.437365 0.155099
US.DUG.BHZ.00 2022-06-04T13:19:18.80 10.0 negative automatic P 43 81.8885 0.406114 0.155952
US.BMO.BHZ.00 2022-06-04T13:19:17.63 10.0 negative automatic P 37 81.7192 0.173354 0.161231
US.HAWA.BHZ.00 2022-06-04T13:19:16.08 10.0 negative automatic P 35 81.3878 0.486967 0.162276
GE.MNAI.BHZ. 2022-06-04T13:19:14.72 10.0 negative automatic P 268 81.1272 0.536443 0.157143
US.ELK.BHZ.00 2022-06-04T13:19:12.45 10.0 negative automatic P 42 80.6328 0.521898 0.173257
US.WUAZ.BHZ.00 2022-06-04T13:19:12.33 10.0 negative automatic P 48 80.4527 1.45881 0.168779
IU.TUC.BHZ.00 2022-06-04T13:19:06.27 10.0 negative automatic P 51 79.2845 1.7727 0.183917
IU.COR.BHZ.00 2022-06-04T13:18:59.55 10.0 positive automatic P 35 78.1962 1.10275 0.185596
II.KDAK.BHZ.00 2022-06-04T13:18:56.27 10.0 negative automatic P 12 77.9376 -0.760604 0.197108
AU.XMI.BHZ. 2022-06-04T13:18:51.90 10.0 negative automatic P 263 76.7691 1.31678 0.171688
II.PFO.BHZ.00 2022-06-04T13:18:46.77 10.0 negative automatic P 47 75.8919 0.936998 0
BK.CMB.BHZ.00 2022-06-04T13:18:45.90 10.0 negative automatic P 41 75.8213 0.557984 0.221425
IU.TATO.BHZ.00 2022-06-04T13:18:42.02 10.0 negative automatic P 303 75.2474 0.0305178 0.207336
IU.YSS.BHZ.00 2022-06-04T13:18:41.55 10.0 negative automatic P 332 75.1735 -0.0159407 0.21279
MY.SBM.BHZ. 2022-06-04T13:18:39.12 10.0 negative automatic P 278 74.4704 1.55745 0
BK.SAO.BHZ.00 2022-06-04T13:18:38.05 10.0 negative automatic P 42 74.3825 0.972883 0.231332
BK.MCCM.BHZ.00 2022-06-04T13:18:37.42 10.0 negative automatic P 40 74.3387 0.656216 0.234595
IU.PET.BHZ.00 2022-06-04T13:18:36.22 10.0 negative automatic P 344 74.5059 -1.52496 0.23001
JP.JTU.BHZ. 2022-06-04T13:18:36.60 10.0 negative automatic P 315 74.4391 -0.753757 0.106489
JP.YOJ.BHZ. 2022-06-04T13:18:33.95 10.0 negative automatic P 303 73.7975 0.307465 0.226849
JP.JKA.BHZ. 2022-06-04T13:18:30.30 10.0 negative automatic PcP 327 70.9214 -5.40072 0
JP.JSU.BHZ. 2022-06-04T13:18:23.25 10.0 positive automatic P 313 71.9694 0.251394 0.246221
AT.AKUT.BHZ. 2022-06-04T13:18:23.90 10.0 negative automatic P 6 72.4716 -1.9975 0.252288
JP.JTM.BHZ. 2022-06-04T13:18:19.50 10.0 negative automatic P 326 71.4767 -0.518715 0.217049
AT.SMY.BHZ. 2022-06-04T13:18:17.46 10.0 negative automatic P 353 71.2697 -1.31324 0.0918527
JP.JOW.BHZ. 2022-06-04T13:18:17.70 10.0 negative automatic P 308 70.9339 0.913607 0.269812
JP.JMN.BHZ. 2022-06-04T13:18:17.65 10.0 negative automatic P 317 70.9955 0.436965 0.256867
IU.MAJO.BHZ.00 2022-06-04T13:18:11.27 10.0 negative automatic P 321 70.1241 -0.669799 0.286089
G.INU.BHZ.00 2022-06-04T13:18:10.91 10.0 positive automatic P 320 70.0357 -0.444434 0.28032
JP.JGF.BHZ. 2022-06-04T13:18:10.45 10.0 negative automatic P 320 70.0048 -0.794596 0.267927
AK.ATKA.BHZ. 2022-06-04T13:18:10.03 10.0 negative automatic P 1 70.1103 -1.76784 0.279439
IU.ADK.BHZ.00 2022-06-04T13:18:08.15 10.0 positive automatic P 359 69.8039 -1.80008 0.264194
GE.JAGI.BHZ. 2022-06-04T13:18:06.22 10.0 positive automatic P 268 69.2907 -0.601609 0.282463
JP.JSG.BHZ. 2022-06-04T13:18:04.40 10.0 negative automatic P 320 68.8825 0.0939708 0.257342
IU.CASY.BHZ.00 2022-06-04T13:17:56.12 10.0 negative automatic P 205 67.4252 0.867021 0.101581
JP.JHJ2.BHZ. 2022-06-04T13:17:50.75 10.0 positive automatic P 320 66.8299 -0.779315 0.319461
AU.GIRL.BHZ.00 2022-06-04T13:17:47.70 10.0 negative automatic P 253 65.9663 1.62656 0.330443
II.KAPI.BHZ.00 2022-06-04T13:17:40.17 10.0 negative automatic P 273 64.9556 0.52958 0.34353
GE.LUWI.BHZ. 2022-06-04T13:17:30.12 10.0 negative automatic P 278 63.3545 0.914067 0.340463
AU.MORW.BHZ. 2022-06-04T13:17:29.72 10.0 negative automatic P 246 63.4096 0.10344 0.37292
IU.NWAO.BHZ.00 2022-06-04T13:17:20.77 10.0 negative automatic P 242 62.0265 0.250145 0.382895
GE.MMRI.BHZ. 2022-06-04T13:17:17.42 10.0 negative automatic P 270 61.5548 0.0810918 0.398932
IU.SBA.BHZ.00 2022-06-04T13:17:14.15 10.0 negative automatic P 184 60.6044 3.18994 0.402775
GT.VNDA.BHZ.00 2022-06-04T13:17:13.68 10.0 positive automatic P 186 60.7026 2.04676 0.401385
GE.SANI.BHZ. 2022-06-04T13:17:06.42 10.0 negative automatic P 278 59.9877 -0.361521 0.375767
GE.TNTI.BHZ. 2022-06-04T13:17:05.22 10.0 negative automatic P 282 59.6817 0.517149 0.42609
GE.SOEI.BHZ. 2022-06-04T13:17:04.17 10.0 negative automatic P 269 59.3256 1.71507 0.421083
AU.FITZ.BHZ. 2022-06-04T13:16:41.10 10.0 negative automatic P 260 56.2148 0.403622 0.472947
GE.BNDI.BHZ. 2022-06-04T13:16:35.67 10.0 negative automatic P 277 55.4837 0.165693 0.456781
GE.FAKI.BHZ. 2022-06-04T13:16:23.17 10.0 negative automatic P 280 53.8090 -0.358775 0.492986
AU.WRKA.BHZ.00 2022-06-04T13:16:17.10 10.0 negative automatic P 252 52.9113 0.00748454 0.512946
AU.MTN.BHZ.00 2022-06-04T13:16:09.98 10.0 negative automatic P 267 52.0466 -0.706028 0.508811
AU.KDU.BHZ.00 2022-06-04T13:16:01.28 10.0 negative automatic P 268 50.8075 -0.222202 0.553413
IU.GUMO.BHZ.00 2022-06-04T13:15:59.85 10.0 negative automatic P 306 50.6094 -0.199084 0.449646
II.WRAB.BHZ.00 2022-06-04T13:15:37.94 10.0 negative automatic P 259 47.7947 -0.869311 0.590479
GE.GENI.BHZ. 2022-06-04T13:15:29.87 10.0 negative automatic P 284 46.5526 0.669993 0.597806
IU.MIDW.BHZ.00 2022-06-04T13:15:26.67 10.0 negative automatic P 357 46.1807 0.361958 0.618139
G.KIP.BHZ.00 2022-06-04T13:14:59.17 10.0 positive automatic P 24 42.6899 0.400984 0.696319
IU.POHA.BHZ.00 2022-06-04T13:14:55.57 10.0 negative automatic P 28 42.2193 0.259802 0.705107
IU.WAKE.BHZ.00 2022-06-04T13:14:46.87 10.0 negative automatic P 333 41.3387 -0.988028 0.704915
II.TAU.BHZ.00 2022-06-04T13:14:40.12 10.0 positive automatic P 224 40.4714 -0.699531 0.689012
AU.TOO.BHZ.00 2022-06-04T13:14:34.35 10.0 positive automatic P 232 39.7245 -0.429521 0.735109
AU.QLP.BHZ. 2022-06-04T13:14:24.00 10.0 negative automatic P 250 38.5721 -0.197275 0.12918
GE.PMG.BHZ.00 2022-06-04T13:14:18.52 10.0 negative automatic P 278 37.6964 0.640928 0.792373
IU.CTAO.BHZ.00 2022-06-04T13:14:08.60 10.0 negative automatic P 260 36.6479 -0.536209 0.81333
G.CAN.BHZ.00 2022-06-04T13:14:06.05 10.0 negative automatic P 234 36.3279 -0.442818 0.782517
AU.RABL.BHZ.00 2022-06-04T13:13:52.48 10.0 negative automatic P 289 34.9574 -2.31269 0.54356
AU.RIV.BHZ. 2022-06-04T13:13:48.05 10.0 negative automatic P 236 34.1578 0.139338 0.691357
AU.ARMA.BHZ. 2022-06-04T13:13:36.70 10.0 negative automatic P 241 32.7822 0.454386 0.903717
AU.EIDS.BHZ. 2022-06-04T13:13:31.62 10.0 negative automatic P 251 32.3307 -0.550118 0.881513
NZ.ODZ.HHZ.10 2022-06-04T13:13:08.23 10.0 positive automatic P 201 29.6738 -0.695505 0.966184
IU.XMAS.BHZ.00 2022-06-04T13:12:40.52 10.0 negative automatic P 43 26.3816 0.802138 0.941176
NZ.KHZ.HHZ.10 2022-06-04T13:12:38.77 10.0 negative automatic P 199 26.3845 -0.98122 0.970874
IU.HNR.BHZ.00 2022-06-04T13:12:33.35 10.0 negative automatic P 286 25.7667 -0.889543 0.43956
IU.SNZO.BHZ.00 2022-06-04T13:12:26.37 10.0 positive automatic P 199 25.0170 -1.12931 0.952381
G.PPTF.BHZ.00 2022-06-04T13:12:21.80 10.0 negative automatic P 93 24.1761 1.79883 0.930233
NZ.URZ.HHZ.10 2022-06-04T13:11:52.86 10.0 negative automatic P 197 21.4952 -2.61781 0.970874
NZ.OUZ.HHZ.10 2022-06-04T13:11:39.61 10.0 negative automatic P 208 20.0696 -0.975291 0.990099
ND.KOUNC.BHZ.00 2022-06-04T13:11:36.75 10.0 negative automatic P 259 19.7506 -0.451877 0.97561
AU.NFK.BHZ.00 2022-06-04T13:11:32.64 10.0 negative automatic P 231 19.1897 1.41276 0.793651
ND.ONTNC.BHZ.00 2022-06-04T13:11:18.05 10.0 negative automatic P 253 17.9759 -0.087619 0.8
G.DZM.BHZ.00 2022-06-04T13:11:17.76 10.0 positive automatic P 254 17.9425 -0.149678 0.961538
G.SANVU.BHZ.00 2022-06-04T13:11:10.75 10.0 negative automatic P 276 17.2469 0.546135 0.888889
ND.MARNC.BHZ.00 2022-06-04T13:11:00.95 10.0 negative automatic P 255 16.3897 0.10975 0.930233
IU.RAR.BHZ.00 2022-06-04T13:10:42.57 10.0 positive automatic P 105 14.6864 0.762856 0.91954
II.MSVF.BHZ.00 2022-06-04T13:09:04.22 10.0 negative automatic P 270 6.6452 3.32164 0.952381
IU.AFI.BHZ.00 2022-06-04T13:08:38.15 10.0 negative automatic P 38 5.0403 -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