Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.8 on date 16-02-2022 and time 20:21:08 (UTC) in region South of Fiji Islands [Sea: Fiji]

A magnitude Mwp 6.8 earthquake occured in region: South of Fiji Islands [Sea: Fiji], on

  • 16-02-2022 20:21:08 (UTC)
  • 16-02-2022 21:21:08 (UTC +01:00) Italian time
  • 17-02-2022 09:21:08 (UTC +13:00) local time in the region of the earthquake (Pacific/Tongatapu)

and geographic coordinates (lat, lon) -23.4560, 179.9390 at 544 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 5.9
Mwp 6.8
Mwpd 6.9 		2022-02-16
20:21:08		 -23.4563 179.939 544 2022-02-16
20:34:53		 Sala Sismica INGV-Roma 101057631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-16 20:21:08
Latitude -23.4563
Longitude 179.9390
Depth (km) 544 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 101057631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11850
Semi-minor axis of confidence ellipse (meter) 6172
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 163
Circular confidence region, given by single value of horizontal uncertainty (meter) 10500.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 33.8314
Number of associated phases, regardless of their use for origin computation 107
Number of defining phases 107
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.861942
Epicentral distance of station closest to the epicenter (degree) 11.17611
Epicentral distance of station farthest from the epicenter (degree) 85.47973
Number of stations at which the event was observed 85
Number of stations from which data was used for origin computation 85
Magnitudes information

Mwpd:6.9

Field Value
Value 6.9
Uncertainty 0.1
Num. used stations 49
Type of magnitude Mwpd
Reference to an origin 101057631
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-16 20:34:54

Mwp:6.8

Field Value
Value 6.8
Uncertainty 0.1
Num. used stations 50
Type of magnitude Mwp
Reference to an origin 101057631
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-16 20:34:54

mb:5.9

Field Value
Value 5.9
Uncertainty 0.1
Num. used stations 56
Type of magnitude mb
Reference to an origin 101057631
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-16 20:34:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.COR.BHZ.00 2022-02-16T20:32:50.52 10.0 negative automatic PcP 37 85.4797 0.478452 0
US.TPNV.BHZ.00 2022-02-16T20:32:46.75 10.0 positive automatic P 46 85.1615 -0.0487087 0.11436
G.COYC.BHZ.00 2022-02-16T20:32:46.60 10.0 positive automatic P 138 85.0603 0.526751 0
GE.SNAA.BHZ. 2022-02-16T20:32:43.21 10.0 positive automatic P 179 84.8499 -1.94623 0.133223
GE.GSI.BHZ. 2022-02-16T20:32:39.92 10.0 positive automatic PcP 274 83.5184 -1.4703 0
C1.MG02.BHZ. 2022-02-16T20:32:36.78 10.0 positive automatic P 145 83.1273 0.245803 0.151218
C.GO10.BHZ. 2022-02-16T20:32:31.88 10.0 positive automatic P 145 81.9867 0.987883 0.159454
AU.RABL.BHZ.00 2022-02-16T20:32:23.20 10.0 positive automatic ScP 301 33.0071 5.73936 0
GE.BKNI.BHZ. 2022-02-16T20:32:20.32 10.0 negative automatic P 275 79.9554 0.0100258 0.171961
IU.PET.BHZ.00 2022-02-16T20:32:13.27 10.0 positive automatic P 347 78.6852 -0.350128 0.179591
IU.INCN.BHZ.00 2022-02-16T20:32:15.67 10.0 negative automatic P 320 78.8840 1.0018 0.12033
RM.DLV.BHZ. 2022-02-16T20:32:12.77 10.0 negative automatic P 289 78.2857 1.09436 0.175332
AT.AKUT.BHZ. 2022-02-16T20:32:12.54 10.0 positive automatic P 8 78.5616 -0.405347 0.191161
IU.YSS.BHZ.00 2022-02-16T20:32:11.00 10.0 negative automatic P 335 77.9943 1.0691 0.125928
G.PPTF.BHZ.00 2022-02-16T20:32:08.50 10.0 negative automatic ScP 84 29.0963 4.13813 0
GE.MNAI.BHZ. 2022-02-16T20:32:00.77 10.0 negative automatic P 271 76.3289 -0.111113 0.0976772
JP.JKA.BHZ. 2022-02-16T20:31:59.00 10.0 positive automatic PcP 332 73.2797 2.23946 0
AT.SMY.BHZ. 2022-02-16T20:31:59.78 10.0 negative automatic P 356 76.3535 -1.21937 0.20551
AK.ATKA.BHZ. 2022-02-16T20:31:57.59 10.0 positive automatic P 4 75.8285 -0.518628 0.221011
JP.JTU.BHZ. 2022-02-16T20:31:55.80 10.0 positive automatic P 319 75.2418 0.946773 0.222937
IU.ADK.BHZ.00 2022-02-16T20:31:54.82 10.0 negative automatic P 2 75.3935 -0.888324 0.224009
JP.JTM.BHZ. 2022-02-16T20:31:46.95 10.0 positive automatic P 330 73.6956 0.781756 0
IU.TATO.BHZ.00 2022-02-16T20:31:51.17 10.0 positive automatic P 307 74.5007 0.443279 0.230811
JP.JSU.BHZ. 2022-02-16T20:31:40.10 10.0 positive automatic P 317 72.5366 0.506871 0.252341
JP.YOJ.BHZ. 2022-02-16T20:31:43.55 10.0 positive automatic P 307 73.0916 0.837792 0.24616
JP.JMN.BHZ. 2022-02-16T20:31:37.60 10.0 positive automatic P 321 72.0378 0.863963 0.240763
JP.JGF.BHZ. 2022-02-16T20:31:33.50 10.0 negative automatic P 325 71.4890 -0.0518672 0.264215
IU.MAJO.BHZ.00 2022-02-16T20:31:35.42 10.0 negative automatic P 326 71.7599 0.320555 0.261119
G.INU.BHZ.00 2022-02-16T20:31:34.46 10.0 negative automatic P 324 71.4714 1.08937 0.252399
AU.XMI.BHZ. 2022-02-16T20:31:34.30 10.0 negative automatic P 266 71.5110 0.671964 0.267144
ND.KOUNC.BHZ.00 2022-02-16T20:31:32.90 10.0 positive automatic ScP 278 14.7914 5.45771 0
JP.JOW.BHZ. 2022-02-16T20:31:30.60 10.0 positive automatic P 312 70.8487 0.859089 0.271609
ND.ONTNC.BHZ.00 2022-02-16T20:31:29.10 10.0 positive automatic ScP 273 12.4716 5.58081 0
MY.SBM.BHZ. 2022-02-16T20:31:29.42 10.0 positive automatic P 282 70.7052 0.522008 0.279945
ND.MARNC.BHZ.00 2022-02-16T20:31:27.00 10.0 positive automatic ScP 278 11.1761 5.41559 0
JP.JHJ2.BHZ. 2022-02-16T20:31:15.55 10.0 positive automatic P 324 68.2781 1.17901 0.295286
GE.BKB.BHZ. 2022-02-16T20:30:55.02 10.0 negative automatic P 280 64.9348 1.28947 0.159098
GE.JAGI.BHZ. 2022-02-16T20:30:49.87 10.0 negative automatic P 272 64.4808 -1.00879 0.334744
II.RPN.BHZ.00 2022-02-16T20:30:43.32 10.0 positive automatic P 110 63.1903 0.666829 0.328796
C1.VA02.BHZ. 2022-02-16T20:30:42.65 10.0 positive automatic P 110 63.0958 0.613314 0.382894
IU.DAV.BHZ.00 2022-02-16T20:30:29.75 10.0 negative automatic P 293 61.2147 -0.113862 0.253383
II.KAPI.BHZ.00 2022-02-16T20:30:26.75 10.0 negative automatic P 278 60.7139 0.147112 0.388341
AU.GIRL.BHZ.00 2022-02-16T20:30:22.08 10.0 positive automatic P 256 59.8922 0.93955 0.373863
IU.CASY.BHZ.00 2022-02-16T20:30:21.82 10.0 negative automatic P 206 60.3775 -2.51389 0.406983
GE.LUWI.BHZ. 2022-02-16T20:30:20.37 10.0 negative automatic P 283 59.6965 0.553271 0.407042
AU.MORW.BHZ. 2022-02-16T20:30:00.30 10.0 negative automatic P 250 56.8936 -0.660506 0.458074
GE.TNTI.BHZ. 2022-02-16T20:29:58.32 10.0 negative automatic P 288 56.4845 0.215666 0.464271
GE.SANI.BHZ. 2022-02-16T20:29:57.12 10.0 positive automatic P 284 56.3734 -0.221711 0.46596
IU.MBWA.BHZ.00 2022-02-16T20:29:49.67 10.0 negative automatic P 260 55.3344 -0.510933 0.487722
IU.NWAO.BHZ.00 2022-02-16T20:29:48.92 10.0 negative automatic P 245 55.2800 -0.914152 0.494534
IU.SBA.BHZ.00 2022-02-16T20:29:46.17 10.0 positive automatic P 183 54.7483 0.097131 0.491036
GT.VNDA.BHZ.00 2022-02-16T20:29:44.85 10.0 positive automatic P 185 54.7489 -1.23917 0.458291
IU.MIDW.BHZ.00 2022-02-16T20:29:25.42 10.0 negative automatic P 3 51.7346 0.741193 0.49238
GE.BNDI.BHZ. 2022-02-16T20:29:24.42 10.0 negative automatic P 283 51.7691 -0.506527 0.348088
GE.FAKI.BHZ. 2022-02-16T20:29:15.02 10.0 negative automatic P 287 50.4303 -0.224122 0.535359
IU.GUMO.BHZ.00 2022-02-16T20:29:15.82 10.0 negative automatic P 314 50.4837 0.180216 0.461144
IU.POHA.BHZ.00 2022-02-16T20:29:08.52 10.0 positive automatic P 31 49.3889 0.584649 0.578384
GE.SAUI.BHZ. 2022-02-16T20:29:06.02 10.0 negative automatic P 280 49.0336 1.02811 0.557862
AU.MTN.BHZ.00 2022-02-16T20:28:51.95 10.0 negative automatic P 274 47.3454 -0.477701 0.585682
AU.WRKA.BHZ.00 2022-02-16T20:28:48.20 10.0 negative automatic P 257 46.8216 -0.372575 0.645824
AU.FORT.BHZ.00 2022-02-16T20:28:43.70 10.0 negative automatic P 249 46.3498 -1.22896 0.638696
AU.KDU.BHZ.00 2022-02-16T20:28:43.38 10.0 negative automatic P 275 46.1744 -0.208803 0.634205
IU.PTCN.BHZ.00 2022-02-16T20:28:37.10 10.0 positive automatic P 103 45.3167 0.0115001 0.613042
IU.WAKE.BHZ.00 2022-02-16T20:28:33.27 10.0 positive automatic P 342 44.6599 1.24929 0.661393
GE.GENI.BHZ. 2022-02-16T20:28:25.77 10.0 negative automatic P 292 43.7471 0.793396 0.331145
II.WRAB.BHZ.00 2022-02-16T20:28:13.55 10.0 negative automatic P 266 42.3240 -0.393251 0.712936
G.TAOE.BHZ.00 2022-02-16T20:28:02.72 10.0 negative automatic P 76 40.8399 0.424393 0.73251
NZ.KHZ.HHZ.10 2022-02-16T20:28:01.59 10.0 positive automatic S 194 19.6896 -8.24871 0
AU.MANU.BHZ.00 2022-02-16T20:27:40.85 10.0 negative automatic P 299 38.1135 0.568144 0.694537
IU.SNZO.BHZ.00 2022-02-16T20:27:39.97 10.0 negative automatic S 193 18.3812 -8.78797 0
AU.HTT.BHZ. 2022-02-16T20:27:31.75 10.0 negative automatic P 245 37.1592 -0.849111 0.82409
IU.XMAS.BHZ.00 2022-02-16T20:27:04.62 10.0 negative automatic P 44 33.6852 0.963002 0.886025
II.TAU.BHZ.00 2022-02-16T20:26:58.27 10.0 positive automatic P 226 33.1803 -1.15661 0.907657
AU.RABL.BHZ.00 2022-02-16T20:26:56.90 10.0 positive automatic P 301 33.0071 -1.0891 0.718593
AU.TOO.BHZ.00 2022-02-16T20:26:53.80 10.0 negative automatic P 236 32.6146 -0.924044 0.887401
AU.QLP.BHZ. 2022-02-16T20:26:52.82 10.0 negative automatic P 257 32.4000 -0.01618 0.891891
IU.CTAO.BHZ.00 2022-02-16T20:26:45.25 10.0 negative automatic P 270 31.3907 0.972617 0.958245
AU.MILA.BHZ.00 2022-02-16T20:26:28.93 10.0 negative automatic P 236 29.6774 -0.704598 0.888889
G.CAN.BHZ.00 2022-02-16T20:26:25.80 10.0 negative automatic P 239 29.2931 -0.491445 0.909091
G.PPTF.BHZ.00 2022-02-16T20:26:24.20 10.0 negative automatic P 84 29.0963 -0.388392 0.909091
AU.RIV.BHZ. 2022-02-16T20:26:08.32 10.0 negative automatic P 241 27.1859 0.510159 0.963855
AU.EIDS.BHZ. 2022-02-16T20:26:00.37 10.0 positive automatic P 260 26.2951 0.352156 0.487805
IU.HNR.BHZ.00 2022-02-16T20:25:38.07 10.0 negative automatic P 303 23.6946 1.05118 0.930233
AU.LHI.BHZ.00 2022-02-16T20:25:05.80 10.0 negative automatic P 242 20.1533 0.526518 0.91954
IU.RAR.BHZ.00 2022-02-16T20:24:52.37 10.0 positive automatic P 87 18.8827 -1.35314 0.963855
IU.FUNA.BHZ.00 2022-02-16T20:24:17.17 10.0 positive automatic P 357 14.9466 0.706191 0.963855
IU.AFI.BHZ.00 2022-02-16T20:23:48.17 10.0 positive automatic P 41 12.3495 -1.54701 0.43956
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