Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwpd 7.4 on date 16-03-2022 and time 14:36:36 (UTC) in region Near east coast of eastern Honshu, Japan [Sea: Japan]

A magnitude Mwpd 7.4 earthquake occured in region: Near east coast of eastern Honshu, Japan [Sea: Japan], on

  • 16-03-2022 14:36:36 (UTC)
  • 16-03-2022 15:36:36 (UTC +01:00) Italian time
  • 16-03-2022 23:36:36 (UTC +09:00) local time in the region of the earthquake (Asia/Tokyo)

and geographic coordinates (lat, lon) 37.6770, 141.5080 at 82 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 6.0
Mwp 7.3
Mwpd 7.4 		2022-03-16
14:36:36		 37.677 141.508 82 2022-03-16
14:56:36		 Sala Sismica INGV-Roma 102035991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-16 14:36:36
Latitude 37.6770
Longitude 141.5080
Depth (km) 82 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 102035991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6846
Semi-minor axis of confidence ellipse (meter) 4992
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 294
Circular confidence region, given by single value of horizontal uncertainty (meter) 6742.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 42.7992
Number of associated phases, regardless of their use for origin computation 97
Number of defining phases 97
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.82847
Epicentral distance of station closest to the epicenter (degree) 2.86724
Epicentral distance of station farthest from the epicenter (degree) 71.97523
Number of stations at which the event was observed 81
Number of stations from which data was used for origin computation 81
Magnitudes information

Mwpd:7.4

Field Value
Value 7.4
Uncertainty 0.1
Num. used stations 41
Type of magnitude Mwpd
Reference to an origin 102035991
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-16 14:56:36

Mwp:7.3

Field Value
Value 7.3
Uncertainty 0.2
Num. used stations 50
Type of magnitude Mwp
Reference to an origin 102035991
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-16 14:56:36

mb:6.0

Field Value
Value 6.0
Uncertainty 0.1
Num. used stations 44
Type of magnitude mb
Reference to an origin 102035991
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-03-16 14:56:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.SLIT.BHZ. 2022-03-16T14:47:51.20 10.0 positive automatic P 331 71.9752 0.498422 0.251829
IU.GNI.BHZ.00 2022-03-16T14:47:48.22 10.0 positive automatic P 307 71.1648 2.11921 0.228931
US.BMO.BHZ.00 2022-03-16T14:47:47.45 10.0 positive automatic P 47 71.1991 1.22217 0.266691
GE.VSU.BHZ. 2022-03-16T14:47:37.90 10.0 positive automatic P 330 69.6652 1.19167 0.243988
US.NEW.BHZ.00 2022-03-16T14:47:35.88 10.0 positive automatic P 44 69.3728 0.854366 0.222056
US.HAWA.BHZ.00 2022-03-16T14:47:34.20 10.0 positive automatic P 47 69.0469 1.26157 0.225075
GE.HMDM.BHZ. 2022-03-16T14:47:31.62 10.0 positive automatic P 262 68.7522 0.569607 0.217828
IU.COR.BHZ.00 2022-03-16T14:47:27.25 10.0 positive automatic P 50 67.7816 2.23664 0.26092
GE.PUL.BHZ. 2022-03-16T14:47:23.90 10.0 positive automatic P 329 67.4143 1.20775 0
IU.AFI.BHZ.00 2022-03-16T14:47:23.27 10.0 positive automatic P 130 67.6744 -1.16696 0
DK.KULLO.BHZ. 2022-03-16T14:47:20.38 10.0 positive automatic P 5 67.0480 0.0171381 0.329195
IU.XMAS.BHZ.00 2022-03-16T14:47:15.12 10.0 positive automatic P 107 66.1235 0.639797 0.336376
AU.GIRL.BHZ.00 2022-03-16T14:47:10.03 10.0 positive automatic P 208 65.5442 -0.748639 0.328003
GE.DAG.BHZ. 2022-03-16T14:47:06.27 10.0 positive automatic P 355 64.8706 -0.135869 0.253898
G.DZM.BHZ.00 2022-03-16T14:47:01.40 10.0 positive automatic P 154 64.1849 -0.680806 0.340638
AU.QLP.BHZ. 2022-03-16T14:47:00.25 10.0 positive automatic P 177 64.3088 -2.52759 0.317911
ND.ONTNC.BHZ.00 2022-03-16T14:47:02.40 10.0 positive automatic P 154 64.4073 -1.00352 0.320177
AU.EIDS.BHZ. 2022-03-16T14:46:56.62 10.0 negative automatic P 170 63.6816 -2.04428 0
ND.MARNC.BHZ.00 2022-03-16T14:47:00.75 10.0 positive automatic P 153 64.2013 -1.29323 0.337334
AU.WRKA.BHZ.00 2022-03-16T14:46:58.23 10.0 positive automatic P 193 63.9288 -2.13103 0.319039
GE.HALK.BHZ. 2022-03-16T14:46:56.95 10.0 positive automatic P 256 63.3539 0.456132 0.319134
IU.KEV.BHZ.00 2022-03-16T14:46:52.37 10.0 positive automatic P 339 62.6187 0.751415 0.327859
GE.MALK.BHZ. 2022-03-16T14:46:48.07 10.0 positive automatic P 258 62.0109 0.507845 0.315445
IU.MBWA.BHZ.00 2022-03-16T14:46:47.42 10.0 negative automatic P 203 62.2991 -2.08406 0.38364
CN.RES.BHZ. 2022-03-16T14:46:45.63 10.0 positive automatic P 14 61.7112 0.0878944 0.382635
CN.BBB.BHZ. 2022-03-16T14:46:43.98 10.0 positive automatic P 44 61.3351 0.974518 0.320038
II.LVZ.BHZ.00 2022-03-16T14:46:42.72 10.0 positive automatic P 336 61.3159 -0.256893 0
DK.NOR.BHZ. 2022-03-16T14:46:35.40 10.0 positive automatic P 356 60.1698 0.299626 0.336725
CN.EAGLY.BHZ. 2022-03-16T14:45:43.88 10.0 positive automatic P 30 52.7430 1.38816 0.52168
CN.CROWY.BHZ. 2022-03-16T14:45:34.68 10.0 negative automatic P 29 51.3432 2.59855 0.538071
AU.MTN.BHZ.00 2022-03-16T14:45:30.30 10.0 positive automatic P 193 51.4487 -2.4893 0.430096
AU.KDU.BHZ.00 2022-03-16T14:45:27.90 10.0 positive automatic P 191 51.0708 -2.05428 0.490568
II.AAK.BHZ.00 2022-03-16T14:45:24.47 10.0 positive automatic P 298 50.1032 1.52719 0.515941
IU.HNR.BHZ.00 2022-03-16T14:45:21.10 10.0 positive automatic P 156 50.1734 -2.11595 0.520525
MY.IPM.BHZ. 2022-03-16T14:45:18.52 10.0 positive automatic P 238 49.6151 -0.484053 0.370436
GE.MMRI.BHZ. 2022-03-16T14:45:17.92 10.0 positive automatic P 205 49.6911 -1.64271 0.471067
MY.KUM.BHZ. 2022-03-16T14:45:16.12 10.0 positive automatic P 239 49.2744 -0.264826 0.374163
IU.COLA.BHZ.00 2022-03-16T14:45:10.07 10.0 positive automatic P 32 48.3282 0.904451 0.495047
IU.JOHN.BHZ.00 2022-03-16T14:45:05.82 10.0 positive automatic P 102 47.6515 1.90994 0.621742
II.KAPI.BHZ.00 2022-03-16T14:44:59.80 10.0 positive automatic P 210 47.2436 -1.00499 0.477593
GE.SAUI.BHZ. 2022-03-16T14:44:55.07 10.0 positive automatic P 194 46.6434 -1.02618 0.504471
II.KDAK.BHZ.00 2022-03-16T14:44:54.25 10.0 positive automatic P 42 46.4197 -0.105908 0.606861
II.KURK.BHZ.00 2022-03-16T14:44:47.77 10.0 positive automatic P 308 45.4533 1.00738 0.516592
GE.BKB.BHZ. 2022-03-16T14:44:43.82 10.0 positive automatic P 216 44.9526 1.03584 0.561212
AT.TTA.BHZ. 2022-03-16T14:44:41.54 10.0 positive automatic P 35 44.7081 0.545154 0.591561
IU.MAKZ.BHZ.00 2022-03-16T14:44:36.22 10.0 negative automatic P 302 43.9190 1.58533 0.657874
IN.SHL.HHZ. 2022-03-16T14:44:31.37 10.0 positive automatic P 269 43.4446 0.643735 0.474413
GE.BNDI.BHZ. 2022-03-16T14:44:30.17 10.0 positive automatic P 197 43.5553 -1.44597 0.549402
GE.LUWI.BHZ. 2022-03-16T14:44:19.82 10.0 positive automatic P 208 42.4122 -2.57102 0.566519
GE.SANI.BHZ. 2022-03-16T14:44:18.77 10.0 positive automatic P 203 42.2444 -2.26544 0.603895
IU.CHTO.BHZ.00 2022-03-16T14:44:16.02 10.0 positive automatic P 255 41.5028 0.962837 0.460717
GE.FAKI.BHZ. 2022-03-16T14:44:13.37 10.0 positive automatic P 194 41.4931 -1.55862 0.686015
AK.GAMB.BHZ. 2022-03-16T14:43:46.03 10.0 positive automatic P 32 38.0214 -0.089065 0.756997
RM.SLV.BHZ. 2022-03-16T14:43:33.22 10.0 positive automatic P 254 36.2528 1.96803 0.821196
IU.MIDW.BHZ.00 2022-03-16T14:43:27.57 10.0 positive automatic P 93 35.4752 3.06561 0.827144
IU.TIXI.BHZ.00 2022-03-16T14:43:17.37 10.0 negative automatic P 353 34.5709 0.638485 0.204165
IU.DAV.BHZ.00 2022-03-16T14:43:12.37 10.0 positive automatic P 209 33.8466 1.88255 0
AK.ATKA.BHZ. 2022-03-16T14:43:10.25 10.0 positive automatic P 50 33.8831 -0.539048 0.300424
IU.ADK.BHZ.00 2022-03-16T14:42:56.72 10.0 positive automatic P 50 32.3234 -0.494931 0.871428
IU.WAKE.BHZ.00 2022-03-16T14:42:25.90 10.0 positive automatic P 123 28.5819 1.69539 0.43956
IU.ULN.BHZ.00 2022-03-16T14:42:11.52 10.0 positive automatic P 303 26.9892 1.24253 0.97561
AT.SMY.BHZ. 2022-03-16T14:42:09.02 10.0 positive automatic P 46 27.1009 -1.98628 0.746269
IU.YAK.BHZ.00 2022-03-16T14:41:54.67 10.0 positive automatic P 347 25.4258 -1.25164 0.615385
IU.GUMO.BHZ.00 2022-03-16T14:41:45.30 10.0 positive automatic P 172 24.2715 -0.154062 0.888889
IU.MA2.BHZ.00 2022-03-16T14:41:28.47 10.0 positive automatic P 12 22.6868 -2.17909 0.677966
IU.TATO.BHZ.00 2022-03-16T14:41:14.32 10.0 negative automatic P 239 21.2180 -0.713489 0.930233
JP.YOJ.BHZ. 2022-03-16T14:41:05.80 10.0 negative automatic P 235 20.5559 -2.09841 0.930233
JP.JCJ.BHZ. 2022-03-16T14:40:58.85 10.0 positive automatic S 177 10.5961 -2.26945 0
IU.PET.BHZ.00 2022-03-16T14:40:54.47 10.0 positive automatic P 32 19.4036 -0.965345 0.784314
JP.JOW.BHZ. 2022-03-16T14:40:08.70 10.0 positive automatic P 230 15.5502 -1.71053 0.888889
JP.JMZ.BHZ. 2022-03-16T14:40:02.25 10.0 positive automatic P 219 14.7111 2.56879 0.8
JP.JTU.BHZ. 2022-03-16T14:39:01.70 10.0 positive automatic P 256 10.2708 1.35141 0.952381
IU.YSS.BHZ.00 2022-03-16T14:38:43.80 10.0 positive automatic P 5 9.3270 -3.69811 0.888889
JP.JMN.BHZ. 2022-03-16T14:38:16.50 10.0 positive automatic P 240 7.3425 -3.99721 0.888889
JP.JKA.BHZ. 2022-03-16T14:38:05.95 10.0 positive automatic P 13 3.5422 -2.97001 0
JP.JHJ2.BHZ. 2022-03-16T14:37:48.30 10.0 positive automatic P 197 4.7657 3.03123 0.888889
II.ERM.BHZ.00 2022-03-16T14:37:41.87 10.0 positive automatic P 16 4.5185 -0.025528 0.869565
G.INU.BHZ.00 2022-03-16T14:37:40.16 10.0 positive automatic P 238 4.2856 1.41777 0.952381
JP.JGF.BHZ. 2022-03-16T14:37:35.15 10.0 positive automatic P 239 3.9245 1.23965 0.909091
JP.JTM.BHZ. 2022-03-16T14:37:22.75 10.0 negative automatic P 354 3.1313 -0.315162 0.615385
IU.MAJO.BHZ.00 2022-03-16T14:37:20.47 10.0 negative automatic P 248 2.8672 0.92502 0.930233
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