Earthquake with magnitude of Mwp 5.6 on date 08-02-2022 and time 16:36:36 (UTC) in region Ryukyu Islands, Japan [Sea: Japan]

A magnitude Mwp 5.6 earthquake occured in region: Ryukyu Islands, Japan [Sea: Japan], on

  • 08-02-2022 16:36:36 (UTC)
  • 08-02-2022 17:36:36 (UTC +01:00) Italian time
  • 09-02-2022 00:36:36 (UTC +08:00) local time in the region of the earthquake (Asia/Taipei)

and geographic coordinates (lat, lon) 26.7540, 126.5390 at 34 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 5.1
Mwp 5.6

Mwpd 5.8
2022-02-08
16:36:36
26.7539 126.539 34 2022-02-08
16:50:31
Sala Sismica INGV-Roma 100787681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-08 16:36:36
Latitude 26.7539
Longitude 126.5390
Depth (km) 34 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 100787681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11202
Semi-minor axis of confidence ellipse (meter) 5268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 122
Circular confidence region, given by single value of horizontal uncertainty (meter) 9105.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69.2175
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.43724
Epicentral distance of station closest to the epicenter (degree) 1.54988
Epicentral distance of station farthest from the epicenter (degree) 67.25584
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

Mwpd:5.8

Field Value
Value 5.8
Uncertainty 0.0
Num. used stations 5
Type of magnitude Mwpd
Reference to an origin 100787681
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-08 16:50:31

Mwp:5.6

Field Value
Value 5.6
Uncertainty 0.2
Num. used stations 9
Type of magnitude Mwp
Reference to an origin 100787681
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-08 16:50:31

mb:5.1

Field Value
Value 5.1
Uncertainty 0.2
Num. used stations 23
Type of magnitude mb
Reference to an origin 100787681
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-02-08 16:50:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
AU.MILA.BHZ.00 2022-02-08T16:47:30.35 10.0 positive automatic pP 161 67.2558 -6.24828 0
G.CAN.BHZ.00 2022-02-08T16:47:16.15 10.0 negative automatic P 160 65.5976 0.445399 0.319953
AU.HTT.BHZ. 2022-02-08T16:46:49.42 10.0 negative automatic P 168 61.3203 1.97865 0.397438
AU.MORW.BHZ. 2022-02-08T16:46:14.20 10.0 positive automatic P 191 56.7194 -1.28352 0.470868
II.ARTI.BHZ.00 2022-02-08T16:46:09.72 10.0 positive automatic P 322 56.0222 -0.795342 0.459324
AU.QLP.BHZ. 2022-02-08T16:46:08.97 10.0 positive automatic P 161 55.9893 -1.29027 0.214914
AU.WRKA.BHZ.00 2022-02-08T16:45:40.23 10.0 positive automatic P 178 51.8169 0.369428 0.524308
IU.CTAO.BHZ.00 2022-02-08T16:45:33.25 10.0 positive automatic P 156 50.5891 2.63949 0.557046
II.SIMI.BHZ.00 2022-02-08T16:45:19.20 10.0 negative automatic P 299 49.0367 0.211468 0.556682
II.WRAB.BHZ.00 2022-02-08T16:45:03.67 10.0 positive automatic P 170 47.2973 -1.70268 0.613199
II.AAK.BHZ.00 2022-02-08T16:44:46.22 10.0 negative automatic P 305 44.8487 -0.0970354 0.656717
II.KURK.BHZ.00 2022-02-08T16:44:32.77 10.0 positive automatic P 317 43.3337 -1.1517 0.692636
IU.MAKZ.BHZ.00 2022-02-08T16:44:06.85 10.0 negative automatic P 312 40.2107 -1.61794 0.717607
AU.KDU.BHZ.00 2022-02-08T16:44:05.08 10.0 negative automatic P 171 39.8582 -0.365855 0.732588
AU.MTN.BHZ.00 2022-02-08T16:44:03.45 10.0 negative automatic P 173 39.8465 -1.90969 0.759295
GE.GSI.BHZ. 2022-02-08T16:43:47.37 10.0 positive automatic P 232 37.6901 0.0929517 0.723586
IU.YAK.BHZ.00 2022-02-08T16:43:25.82 10.0 positive automatic P 3 35.3379 -1.41187 0.801722
MY.KUM.BHZ. 2022-02-08T16:43:04.12 10.0 positive automatic P 234 32.7088 -0.288732 0.873706
GE.FAKI.BHZ. 2022-02-08T16:42:42.62 10.0 positive automatic P 169 30.1801 0.450425 0.926594
GE.SANI.BHZ. 2022-02-08T16:42:28.12 10.0 positive automatic P 181 28.8071 -1.86078 0.869565
MY.SBM.BHZ. 2022-02-08T16:42:23.67 10.0 positive automatic P 212 27.9118 1.62289 0.851064
IU.CHTO.BHZ.00 2022-02-08T16:42:09.87 10.0 negative automatic P 258 26.5842 -0.295644 0.941176
GE.TNTI.BHZ. 2022-02-08T16:42:04.47 10.0 negative automatic P 178 25.9932 -0.290814 0.930233
IU.ULN.BHZ.00 2022-02-08T16:42:03.87 10.0 negative automatic P 329 26.0278 -1.47479 0.851064
RM.SLV.BHZ. 2022-02-08T16:41:21.12 10.0 positive automatic P 260 21.3351 1.78186 0.869565
JP.JGF.BHZ. 2022-02-08T16:39:32.85 10.0 negative automatic P 44 12.7870 -1.80747 0.43956
G.INU.BHZ.00 2022-02-08T16:39:30.96 10.0 positive automatic P 44 12.4207 1.3839 0.740741
IU.INCN.BHZ.00 2022-02-08T16:39:07.62 10.0 positive automatic P 0 10.7235 1.26129 0.43956
JP.JMN.BHZ. 2022-02-08T16:38:48.50 10.0 positive automatic P 40 9.4207 -0.0968689 0.930233
JP.JSU.BHZ. 2022-02-08T16:38:02.25 10.0 negative automatic P 35 5.8555 2.59019 0.615385
IU.TATO.BHZ.00 2022-02-08T16:37:46.32 10.0 positive automatic P 250 4.8726 0.201702 0.952381
JP.YOJ.BHZ. 2022-02-08T16:37:34.80 10.0 positive automatic P 235 3.9168 1.83759 0.930233
JP.JOW.BHZ. 2022-02-08T16:37:01.60 10.0 positive automatic P 87 1.5499 1.14733 0.454545
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download