Earthquake with magnitude of Mwp 6.4 on date 29-01-2022 and time 03:46:41 (Italy) in region New Zealand [Sea]

A magnitude Mwp 6.4 earthquake occured in region: New Zealand [Sea], on

  • 29-01-2022 02:46:41 (UTC)
  • 29-01-2022 03:46:41 (UTC +01:00) Italian time
  • 29-01-2022 15:46:41 (UTC +13:00) local time in the region of the earthquake (Pacific/Tongatapu)

and geographic coordinates (lat, lon) -29.1660, -176.9000 at 3 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.

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 6.4

Mwpd 6.6
2022-01-29
02:46:41
-29.1656 -176.9 3 2022-01-29
03:12:16
Sala Sismica INGV-Roma 100301431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-29 02:46:41
Latitude -29.1656
Longitude -176.9000
Depth (km) 3 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 100301431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 15126
Semi-minor axis of confidence ellipse (meter) 7483
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 12737.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89.8275
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 2.80197
Epicentral distance of station closest to the epicenter (degree) 10.05886
Epicentral distance of station farthest from the epicenter (degree) 79.07422
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 39
Magnitudes information

Mwp:6.4

Field Value
Value 6.4
Uncertainty 0.1
Num. used stations 26
Type of magnitude Mwp
Reference to an origin 100301431
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-01-29 03:12:16

Mwpd:6.6

Field Value
Value 6.6
Uncertainty 0.1
Num. used stations 24
Type of magnitude Mwpd
Reference to an origin 100301431
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-01-29 03:12:16

mb:5.4

Field Value
Value 5.4
Uncertainty 0.1
Num. used stations 32
Type of magnitude mb
Reference to an origin 100301431
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-01-29 03:12:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.SNAA.BHZ. 2022-01-29T02:58:43.66 10.0 positive automatic P 178 79.0742 -1.92372 0.168016
G.INU.BHZ.00 2022-01-29T02:58:37.36 10.0 positive automatic P 323 77.7478 -0.770941 0.0908907
G.COYC.BHZ.00 2022-01-29T02:58:42.40 10.0 positive automatic P 136 78.9447 -2.36967 0.18095
GE.PMBI.BHZ. 2022-01-29T02:58:40.92 10.0 positive automatic P 273 78.4582 -1.13368 0
IU.MAJO.BHZ.00 2022-01-29T02:58:38.57 10.0 positive automatic P 325 78.0640 -1.36983 0
C1.MG02.BHZ. 2022-01-29T02:58:29.25 10.0 positive automatic P 144 76.8344 -3.75323 0
MY.LDM.BHZ. 2022-01-29T02:57:58.22 10.0 positive automatic P 288 70.7879 0.65582 0
GE.JAGI.BHZ. 2022-01-29T02:57:35.57 10.0 positive automatic P 273 67.5374 -1.82617 0.266549
GE.LUWI.BHZ. 2022-01-29T02:57:12.02 10.0 positive automatic P 285 63.8260 -1.38149 0.231876
AU.GIRL.BHZ.00 2022-01-29T02:56:58.00 10.0 positive automatic P 259 61.4302 0.572818 0.180732
GE.SANI.BHZ. 2022-01-29T02:56:49.82 10.0 positive automatic P 286 60.5726 -1.76909 0.260819
GE.SOEI.BHZ. 2022-01-29T02:56:35.37 10.0 positive automatic P 277 58.1297 0.499774 0
IU.MBWA.BHZ.00 2022-01-29T02:56:27.15 10.0 positive automatic P 262 57.2503 -1.39211 0.208665
IU.CASY.BHZ.00 2022-01-29T02:56:21.57 10.0 positive automatic P 207 56.5333 -1.84546 0.422671
IU.NWAO.BHZ.00 2022-01-29T02:56:15.32 10.0 positive automatic P 248 55.6201 -1.62926 0
GE.FAKI.BHZ. 2022-01-29T02:56:10.07 10.0 positive automatic P 289 54.8703 -1.42655 0.315653
IU.SBA.BHZ.00 2022-01-29T02:55:33.42 10.0 negative automatic P 184 49.2455 3.82957 0.553774
AU.KDU.BHZ.00 2022-01-29T02:55:31.98 10.0 positive automatic P 278 49.6490 -0.697273 0.458646
GT.VNDA.BHZ.00 2022-01-29T02:55:30.53 10.0 negative automatic P 186 49.3258 0.30768 0.565319
AU.WRKA.BHZ.00 2022-01-29T02:55:22.65 10.0 positive automatic P 261 48.5262 -1.51501 0.535099
AU.FORT.BHZ.00 2022-01-29T02:55:11.85 10.0 negative automatic P 254 47.2128 -2.05562 0.622607
II.WRAB.BHZ.00 2022-01-29T02:54:54.80 10.0 positive automatic P 270 44.9653 -1.434 0.655147
AU.HTT.BHZ. 2022-01-29T02:53:55.55 10.0 positive automatic P 252 37.7078 -1.12609 0.774303
IU.CTAO.BHZ.00 2022-01-29T02:53:30.60 10.0 positive automatic P 277 34.5450 1.05431 0.395447
AU.QLP.BHZ. 2022-01-29T02:53:27.47 10.0 positive automatic P 265 34.2970 0.104213 0.658201
AU.TOO.BHZ.00 2022-01-29T02:53:10.05 10.0 positive automatic P 245 32.2806 0.211821 0.937685
G.CAN.BHZ.00 2022-01-29T02:52:45.00 10.0 positive automatic P 249 29.3412 1.08702 0.43956
AU.MILA.BHZ.00 2022-01-29T02:52:44.48 10.0 positive automatic P 245 29.3339 0.61263 0.776699
AU.EIDS.BHZ. 2022-01-29T02:52:38.35 10.0 positive automatic P 270 28.6230 0.894781 0.952381
G.PPTF.BHZ.00 2022-01-29T02:52:31.70 10.0 negative automatic sP 71 27.5355 3.8711 0.909091
AU.ARMA.BHZ. 2022-01-29T02:52:27.57 10.0 positive automatic P 259 27.2514 2.21986 0.97561
AU.LHI.BHZ.00 2022-01-29T02:51:26.75 10.0 positive automatic P 257 20.8362 4.15831 0.851064
G.SANVU.BHZ.00 2022-01-29T02:51:15.55 10.0 positive automatic P 310 20.0675 1.30586 0.615385
NZ.ODZ.HHZ.10 2022-01-29T02:50:54.33 10.0 negative automatic P 208 18.6790 -4.74769 0.884956
IU.RAR.BHZ.00 2022-01-29T02:50:36.85 10.0 negative automatic P 67 17.3909 -6.62507 0.43956
IU.SNZO.BHZ.00 2022-01-29T02:49:56.25 10.0 negative automatic P 207 13.9282 -1.86239 0.941176
AU.NFK.BHZ.00 2022-01-29T02:49:56.12 10.0 positive automatic P 267 13.2377 7.42425 0
II.MSVF.BHZ.00 2022-01-29T02:49:40.22 10.0 positive automatic P 337 12.3186 3.98007 0.43956
NZ.OUZ.HHZ.10 2022-01-29T02:49:06.34 10.0 positive automatic P 231 10.0589 1.15402 0.328407
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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