Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.2 on date 27-03-2023 and time 22:19:18 (UTC) in region Solomon Is. [Sea]

A magnitude Mwp 6.2 earthquake occured in region: Solomon Is. [Sea], on

  • 27-03-2023 22:19:18 (UTC)
  • 28-03-2023 00:19:18 (UTC +02:00) Italian time
  • 28-03-2023 09:19:18 (UTC +11:00) local time in the region of the earthquake (Pacific/Guadalcanal)

and geographic coordinates (lat, lon) -8.2760, 158.9550 at 101 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 5.5
Mwp 6.2
Mwpd 6.4 		2023-03-27
22:19:18		 -8.2758 158.955 101 2023-03-27
22:37:07		 Sala Sismica INGV-Roma 115807021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-27 22:19:18
Latitude -8.2758
Longitude 158.9550
Depth (km) 101 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 115807021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 16398
Semi-minor axis of confidence ellipse (meter) 10109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 13381.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 33.1603
Number of associated phases, regardless of their use for origin computation 117
Number of defining phases 117
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.29614
Epicentral distance of station closest to the epicenter (degree) 1.52083
Epicentral distance of station farthest from the epicenter (degree) 100.76656
Number of stations at which the event was observed 97
Number of stations from which data was used for origin computation 97
Magnitudes information

Mwp:6.2

Field Value
Value 6.2
Uncertainty 0.1
Num. used stations 39
Type of magnitude Mwp
Reference to an origin 115807021
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-27 22:37:07

Mwpd:6.4

Field Value
Value 6.4
Uncertainty 0.1
Num. used stations 36
Type of magnitude Mwpd
Reference to an origin 115807021
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-27 22:37:07

mb:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 61
Type of magnitude mb
Reference to an origin 115807021
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-27 22:37:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.RSSD.BHZ.00 2023-03-27T22:32:55.90 10.0 positive automatic Pdiff 46 100.7666 0.740699 0
US.ISCO.BHZ.00 2023-03-27T22:32:51.43 10.0 positive automatic Pdiff 51 99.4403 2.05531 0
US.MNTX.BHZ.00 2023-03-27T22:32:49.90 10.0 negative automatic P 59 99.1274 2.32653 0.02076
US.DUG.BHZ.00 2023-03-27T22:32:49.35 10.0 positive automatic pP 50 93.9849 -1.67766 0
US.HLID.BHZ.00 2023-03-27T22:32:45.80 10.0 positive automatic pP 46 93.2664 -1.9637 0
US.ELK.BHZ.00 2023-03-27T22:32:40.63 10.0 negative automatic pP 49 92.2375 -2.46086 0
US.BW06.BHZ.00 2023-03-27T22:32:37.65 10.0 positive automatic P 48 96.6904 0.700967 0.0558924
US.RLMT.BHZ.00 2023-03-27T22:32:41.18 10.0 negative automatic PcP 45 97.0986 2.33155 0
US.MVCO.BHZ.00 2023-03-27T22:32:41.43 10.0 positive automatic PcP 53 97.0102 2.95706 0
US.EGMT.BHZ.00 2023-03-27T22:32:38.83 10.0 negative automatic PcP 42 96.9978 0.604441 0
US.BMO.BHZ.00 2023-03-27T22:32:36.33 10.0 positive automatic pP 45 91.4287 -2.83159 0
US.AHID.BHZ.00 2023-03-27T22:32:33.85 10.0 negative automatic PcP 48 95.5637 1.84629 0
US.BOZ.BHZ.00 2023-03-27T22:32:32.43 10.0 positive automatic P 45 95.4910 1.03238 0.0556491
US.HWUT.BHZ.00 2023-03-27T22:32:30.85 10.0 positive automatic PcP 49 95.0934 0.955513 0
IU.TUC.BHZ.00 2023-03-27T22:32:29.45 10.0 positive automatic P 58 94.6262 2.1171 0.0569769
US.WVOR.BHZ.00 2023-03-27T22:32:30.80 10.0 positive automatic pP 47 90.0317 -1.88349 0
US.HAWA.BHZ.00 2023-03-27T22:32:30.43 10.0 positive automatic pP 43 90.1952 -2.85667 0
US.WUAZ.BHZ.00 2023-03-27T22:32:29.43 10.0 positive automatic PcP 55 94.5263 2.09286 0
US.DUG.BHZ.00 2023-03-27T22:32:26.13 10.0 positive automatic P 50 93.9849 1.64015 0.0680088
US.HLID.BHZ.00 2023-03-27T22:32:22.58 10.0 positive automatic P 46 93.2664 1.34411 0.0682142
BK.CMB.BHZ.00 2023-03-27T22:32:20.47 10.0 negative automatic pP 51 87.8276 -1.69509 0
IN.MNC.HHZ. 2023-03-27T22:32:19.69 10.0 positive automatic pP 279 87.1671 0.858681 0
US.ELK.BHZ.00 2023-03-27T22:32:17.08 10.0 positive automatic P 49 92.2375 0.511957 0.0794236
US.NEW.BHZ.00 2023-03-27T22:32:16.13 10.0 positive automatic P 41 92.1540 0.199698 0.0818994
US.WVOR.BHZ.00 2023-03-27T22:32:07.68 10.0 positive automatic P 47 90.0317 1.49389 0.0857308
US.HAWA.BHZ.00 2023-03-27T22:32:07.50 10.0 positive automatic P 43 90.1952 0.720252 0.0875688
II.KURK.BHZ.00 2023-03-27T22:32:06.67 10.0 positive automatic P 321 90.3522 -0.807655 0
US.NLWA.BHZ.00 2023-03-27T22:31:55.23 10.0 positive automatic P 41 87.5451 0.852923 0.100856
AT.SKAG.BHZ. 2023-03-27T22:31:43.84 10.0 positive automatic P 28 85.2447 0.801526 0.121376
US.EGAK.BHZ.00 2023-03-27T22:31:43.78 10.0 positive automatic P 22 85.3296 0.284591 0.124347
G.PAF.BHZ.00 2023-03-27T22:31:32.25 10.0 positive automatic P 221 82.9120 1.06188 0.145406
IU.COLA.BHZ.00 2023-03-27T22:31:30.42 10.0 positive automatic P 20 83.0182 -1.35005 0.149738
II.PALK.BHZ.00 2023-03-27T22:31:14.57 10.0 positive automatic P 279 79.5322 1.18302 0.177269
GE.HALK.BHZ. 2023-03-27T22:31:13.50 10.0 positive automatic P 278 79.3527 1.14509 0.172848
AT.TTA.BHZ. 2023-03-27T22:31:10.62 10.0 positive automatic P 19 79.0388 -0.173845 0.189485
IO.EVN.BHZ. 2023-03-27T22:31:08.95 10.0 positive automatic P 301 78.4281 0.807549 0.094981
II.KDAK.BHZ.00 2023-03-27T22:30:57.80 10.0 positive automatic P 24 76.8127 -0.529566 0.208474
AK.GAMB.BHZ. 2023-03-27T22:30:49.77 10.0 positive automatic P 13 75.3969 -0.510616 0.224859
IU.YAK.BHZ.00 2023-03-27T22:30:40.37 10.0 positive automatic P 346 73.8732 -1.12726 0.236829
IN.SHL.HHZ. 2023-03-27T22:30:39.53 10.0 positive automatic P 300 73.4227 0.689865 0.246439
IU.ULN.BHZ.00 2023-03-27T22:30:33.37 10.0 positive automatic P 326 72.3658 0.490273 0.253475
IU.SBA.BHZ.00 2023-03-27T22:30:17.42 10.0 positive automatic P 178 69.6882 0.9861 0.259706
AT.AKUT.BHZ. 2023-03-27T22:30:12.02 10.0 positive automatic P 21 69.1001 -0.789981 0.29714
IU.MA2.BHZ.00 2023-03-27T22:30:04.77 10.0 positive automatic P 356 68.1638 -2.27889 0.254406
IU.CASY.BHZ.00 2023-03-27T22:29:57.22 10.0 positive automatic P 199 66.6702 -0.359564 0.321478
IU.CHTO.BHZ.00 2023-03-27T22:29:47.62 10.0 positive automatic P 295 65.0502 0.361894 0.342294
IU.ADK.BHZ.00 2023-03-27T22:29:37.67 10.0 positive automatic P 17 63.6874 -0.650011 0.356072
GE.GSI.BHZ. 2023-03-27T22:29:25.72 10.0 positive automatic P 276 61.9232 -0.898282 0.384321
IU.YSS.BHZ.00 2023-03-27T22:28:52.45 10.0 positive automatic P 347 57.0809 -0.911348 0.433557
IU.INCN.BHZ.00 2023-03-27T22:28:36.97 10.0 positive automatic P 329 54.8280 -0.31288 0.488705
JP.JKA.BHZ. 2023-03-27T22:28:33.90 10.0 positive automatic pP 344 51.6339 -4.19778 0
RM.DLV.BHZ. 2023-03-27T22:28:32.27 10.0 positive automatic P 291 54.0999 0.0609527 0.477391
IU.POHA.BHZ.00 2023-03-27T22:28:24.72 10.0 negative automatic P 57 52.8419 1.56445 0.520168
II.ERM.BHZ.00 2023-03-27T22:28:19.72 10.0 positive automatic P 345 52.3272 0.698642 0.52848
JP.JTM.BHZ. 2023-03-27T22:28:13.00 10.0 positive automatic P 343 51.7568 -1.81161 0.470549
G.PPTF.BHZ.00 2023-03-27T22:28:10.55 10.0 negative automatic P 106 50.8743 2.22903 0.504279
JP.JTU.BHZ. 2023-03-27T22:28:08.90 10.0 positive automatic P 329 51.1259 -1.19899 0
IU.TATO.BHZ.00 2023-03-27T22:27:58.12 10.0 positive automatic P 313 49.3570 1.34537 0.577744
IU.MAJO.BHZ.00 2023-03-27T22:27:50.97 10.0 positive automatic P 338 48.8707 -2.14098 0.559382
JP.JSU.BHZ. 2023-03-27T22:27:47.35 10.0 positive automatic P 327 48.2241 -0.805033 0.557306
JP.JGF.BHZ. 2023-03-27T22:27:47.80 10.0 positive automatic P 336 48.3702 -1.50406 0.580771
G.INU.BHZ.00 2023-03-27T22:27:47.41 10.0 positive automatic P 336 48.2790 -1.11504 0.556423
JP.JMN.BHZ. 2023-03-27T22:27:47.90 10.0 positive automatic P 332 48.2794 -0.701376 0.596161
GE.SMRI.BHZ. 2023-03-27T22:27:47.12 10.0 positive automatic P 268 48.0667 0.210288 0
JP.YOJ.BHZ. 2023-03-27T22:27:46.90 10.0 positive automatic P 314 47.9618 0.825597 0.515695
JP.JOW.BHZ. 2023-03-27T22:27:31.20 10.0 positive automatic P 321 46.0175 0.212375 0.593372
IU.NWAO.BHZ.00 2023-03-27T22:27:28.55 10.0 positive automatic P 231 45.7110 -0.0598496 0.648945
GE.JAGI.BHZ. 2023-03-27T22:27:15.32 10.0 positive automatic P 266 44.2988 -2.06468 0.60872
IU.RAR.BHZ.00 2023-03-27T22:26:58.35 10.0 positive automatic P 113 41.8000 1.11617 0.696404
IU.MBWA.BHZ.00 2023-03-27T22:26:41.30 10.0 positive automatic P 247 39.9234 -0.558286 0.75779
II.KAPI.BHZ.00 2023-03-27T22:26:34.87 10.0 positive automatic P 272 39.0589 0.173387 0.765549
NZ.ODZ.HHZ.10 2023-03-27T22:26:25.00 10.0 positive automatic P 167 38.1328 -1.94874 0.647966
GE.LUWI.BHZ. 2023-03-27T22:26:15.47 10.0 positive automatic P 279 36.7528 0.213745 0.40561
AU.FORT.BHZ.00 2023-03-27T22:26:13.48 10.0 positive automatic P 228 36.5605 -0.17365 0.8055
NZ.KHZ.HHZ.10 2023-03-27T22:26:10.98 10.0 positive automatic P 162 36.4722 -1.90061 0.8016
II.TAU.BHZ.00 2023-03-27T22:26:10.67 10.0 positive automatic P 195 36.1067 0.884291 0.824255
IU.SNZO.BHZ.00 2023-03-27T22:26:04.70 10.0 positive automatic P 160 35.8582 -2.96686 0.382751
GE.SOEI.BHZ. 2023-03-27T22:25:54.72 10.0 positive automatic P 265 34.2758 0.480973 0.84171
NZ.URZ.HHZ.10 2023-03-27T22:25:51.72 10.0 positive automatic P 154 34.1573 -1.33133 0.860111
AU.FITZ.BHZ. 2023-03-27T22:25:49.40 10.0 positive automatic P 250 33.8236 -0.767924 0.881636
AU.WRKA.BHZ.00 2023-03-27T22:25:48.40 10.0 positive automatic P 236 33.6751 -0.567017 0.895558
GE.SANI.BHZ. 2023-03-27T22:25:46.07 10.0 positive automatic P 279 33.3972 -0.387265 0.84004
AU.TOO.BHZ.00 2023-03-27T22:25:32.18 10.0 positive automatic P 201 31.7273 0.203768 0.937658
AU.MILA.BHZ.00 2023-03-27T22:25:18.43 10.0 positive automatic P 196 30.1207 0.561155 0.949943
NZ.OUZ.HHZ.10 2023-03-27T22:25:17.54 10.0 positive automatic P 156 30.0931 0.0469729 0.978501
G.CAN.BHZ.00 2023-03-27T22:25:04.20 10.0 positive automatic P 197 28.5369 0.364545 0.97561
AU.MTN.BHZ.00 2023-03-27T22:24:56.50 10.0 positive automatic P 258 27.7121 0.0925985 0.963855
GE.FAKI.BHZ. 2023-03-27T22:24:54.02 10.0 positive automatic P 280 27.1003 3.07755 0.869565
AU.RIV.BHZ. 2023-03-27T22:24:46.35 10.0 positive automatic P 195 26.5440 0.407239 0.941176
AU.KDU.BHZ.00 2023-03-27T22:24:44.60 10.0 positive automatic P 258 26.3959 -0.00764286 0.952381
AU.ARMA.BHZ. 2023-03-27T22:24:15.57 10.0 positive automatic P 196 23.1776 -0.0122917 0.91954
AU.QLP.BHZ. 2023-03-27T22:24:14.15 10.0 positive automatic P 216 23.0239 0.124701 0.963855
IU.FUNA.BHZ.00 2023-03-27T22:23:43.80 10.0 positive automatic P 92 20.0223 1.38919 0.930233
II.KWJN.BHZ.00 2023-03-27T22:23:39.15 10.0 positive automatic P 26 19.5316 2.05249 0.930233
AU.EIDS.BHZ. 2023-03-27T22:23:29.70 10.0 positive automatic P 203 18.6657 1.99357 0.97561
ND.ONTNC.BHZ.00 2023-03-27T22:22:53.60 10.0 positive automatic P 154 15.7751 -0.40541 0.97561
ND.MARNC.BHZ.00 2023-03-27T22:22:53.90 10.0 positive automatic P 147 15.8384 -0.882113 0.869565
ND.KOUNC.BHZ.00 2023-03-27T22:22:21.65 10.0 positive automatic P 158 13.3112 -0.870919 0.888889
GE.PMG.BHZ.00 2023-03-27T22:22:04.67 10.0 negative automatic P 264 11.7151 3.22462 0.952381
G.SANVU.BHZ.00 2023-03-27T22:21:48.35 10.0 positive automatic P 132 10.7920 -0.68256 0.909091
AU.RABL.BHZ.00 2023-03-27T22:21:08.10 10.0 negative automatic P 301 7.8894 -1.5122 0.869565
IU.HNR.BHZ.00 2023-03-27T22:19:42.85 10.0 positive automatic P 140 1.5208 -1.34445 0.987654
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