Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwpd 7.4 on date 16-03-2022 and time 15:36:36 (Italy) 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(km) Takeoff_angle Residual Weight
GE.SLIT.BHZ. 2022-03-16T14:47:51.45 10.0 positive automatic P 331 7989.2472 0.748422 0
IU.GNI.BHZ.00 2022-03-16T14:47:48.22 10.0 positive automatic P 307 7899.2928 2.11921 0.228931
US.BMO.BHZ.00 2022-03-16T14:47:47.50 10.0 positive automatic P 47 7903.1001 1.27217 0.269905
GE.VSU.BHZ. 2022-03-16T14:47:37.90 10.0 positive automatic P 330 7732.8372 1.19167 0.243988
US.NEW.BHZ.00 2022-03-16T14:47:35.88 10.0 positive automatic P 44 7700.3808 0.854366 0.222056
US.HAWA.BHZ.00 2022-03-16T14:47:34.20 10.0 positive automatic P 47 7664.2059 1.26157 0.225075
GE.HMDM.BHZ. 2022-03-16T14:47:31.62 10.0 positive automatic P 262 7631.4942 0.569607 0.217828
IU.COR.BHZ.00 2022-03-16T14:47:27.25 10.0 positive automatic P 50 7523.7576 2.23664 0.26092
GE.PUL.BHZ. 2022-03-16T14:47:23.90 10.0 positive automatic P 329 7482.9873 1.20775 0
IU.AFI.BHZ.00 2022-03-16T14:47:23.27 10.0 positive automatic P 130 7511.8584 -1.16696 0
DK.KULLO.BHZ. 2022-03-16T14:47:20.42 10.0 positive automatic P 5 7442.328 0.0571381 0
IU.XMAS.BHZ.00 2022-03-16T14:47:15.12 10.0 positive automatic P 107 7339.7085 0.639797 0.336376
AU.GIRL.BHZ.00 2022-03-16T14:47:10.03 10.0 positive automatic P 208 7275.4062 -0.748639 0.328003
GE.DAG.BHZ. 2022-03-16T14:47:06.27 10.0 positive automatic P 355 7200.6366 -0.135869 0.253898
G.DZM.BHZ.00 2022-03-16T14:47:01.40 10.0 positive automatic P 154 7124.5239 -0.680806 0.340638
AU.QLP.BHZ. 2022-03-16T14:47:00.25 10.0 positive automatic P 177 7138.2768 -2.52759 0.317911
ND.ONTNC.BHZ.00 2022-03-16T14:47:02.40 10.0 positive automatic P 154 7149.2103 -1.00352 0.320177
AU.EIDS.BHZ. 2022-03-16T14:46:56.30 10.0 positive automatic P 170 7068.6576 -2.36928 0.364663
ND.MARNC.BHZ.00 2022-03-16T14:47:00.75 10.0 positive automatic P 153 7126.3443 -1.29323 0.337334
AU.WRKA.BHZ.00 2022-03-16T14:46:58.23 10.0 positive automatic P 193 7096.0968 -2.13103 0.319039
GE.HALK.BHZ. 2022-03-16T14:46:56.95 10.0 positive automatic P 256 7032.2829 0.456132 0.319134
IU.KEV.BHZ.00 2022-03-16T14:46:52.37 10.0 positive automatic P 339 6950.6757 0.751415 0.327859
GE.MALK.BHZ. 2022-03-16T14:46:48.07 10.0 positive automatic P 258 6883.2099 0.507845 0.315445
IU.MBWA.BHZ.00 2022-03-16T14:46:47.42 10.0 negative automatic P 203 6915.2001 -2.08406 0.38364
CN.RES.BHZ. 2022-03-16T14:46:45.63 10.0 positive automatic P 14 6849.9432 0.0878944 0.382635
CN.BBB.BHZ. 2022-03-16T14:46:43.98 10.0 positive automatic P 44 6808.1961 0.974518 0.320038
II.LVZ.BHZ.00 2022-03-16T14:46:42.72 10.0 positive automatic P 336 6806.0649 -0.256893 0
DK.NOR.BHZ. 2022-03-16T14:46:35.40 10.0 positive automatic P 356 6678.8478 0.299626 0.336725
CN.EAGLY.BHZ. 2022-03-16T14:45:43.88 10.0 positive automatic P 30 5854.473 1.38816 0.52168
CN.CROWY.BHZ. 2022-03-16T14:45:34.68 10.0 negative automatic P 29 5699.0952 2.59855 0.538071
AU.MTN.BHZ.00 2022-03-16T14:45:30.30 10.0 positive automatic P 193 5710.8057 -2.4893 0.430096
AU.KDU.BHZ.00 2022-03-16T14:45:27.90 10.0 positive automatic P 191 5668.8588 -2.05428 0.490568
II.AAK.BHZ.00 2022-03-16T14:45:24.47 10.0 positive automatic P 298 5561.4552 1.52719 0.515941
IU.HNR.BHZ.00 2022-03-16T14:45:21.10 10.0 positive automatic P 156 5569.2474 -2.11595 0.520525
MY.IPM.BHZ. 2022-03-16T14:45:18.52 10.0 positive automatic P 238 5507.2761 -0.484053 0.370436
GE.MMRI.BHZ. 2022-03-16T14:45:17.92 10.0 positive automatic P 205 5515.7121 -1.64271 0.471067
MY.KUM.BHZ. 2022-03-16T14:45:16.12 10.0 positive automatic P 239 5469.4584 -0.264826 0.374163
IU.COLA.BHZ.00 2022-03-16T14:45:10.07 10.0 positive automatic P 32 5364.4302 0.904451 0.495047
IU.JOHN.BHZ.00 2022-03-16T14:45:05.82 10.0 positive automatic P 102 5289.3165 1.90994 0.621742
II.KAPI.BHZ.00 2022-03-16T14:44:59.80 10.0 positive automatic P 210 5244.0396 -1.00499 0.477593
GE.SAUI.BHZ. 2022-03-16T14:44:55.07 10.0 positive automatic P 194 5177.4174 -1.02618 0.504471
II.KDAK.BHZ.00 2022-03-16T14:44:54.25 10.0 positive automatic P 42 5152.5867 -0.105908 0.606861
II.KURK.BHZ.00 2022-03-16T14:44:47.77 10.0 positive automatic P 308 5045.3163 1.00738 0.516592
GE.BKB.BHZ. 2022-03-16T14:44:43.82 10.0 positive automatic P 216 4989.7386 1.03584 0.561212
AT.TTA.BHZ. 2022-03-16T14:44:41.54 10.0 positive automatic P 35 4962.5991 0.545154 0.591561
IU.MAKZ.BHZ.00 2022-03-16T14:44:36.22 10.0 negative automatic P 302 4875.009 1.58533 0.657874
IN.SHL.HHZ. 2022-03-16T14:44:31.37 10.0 positive automatic P 269 4822.3506 0.643735 0.474413
GE.BNDI.BHZ. 2022-03-16T14:44:30.17 10.0 positive automatic P 197 4834.6383 -1.44597 0.549402
GE.LUWI.BHZ. 2022-03-16T14:44:19.82 10.0 positive automatic P 208 4707.7542 -2.57102 0.566519
GE.SANI.BHZ. 2022-03-16T14:44:18.77 10.0 positive automatic P 203 4689.1284 -2.26544 0.603895
IU.CHTO.BHZ.00 2022-03-16T14:44:16.02 10.0 positive automatic P 255 4606.8108 0.962837 0.460717
GE.FAKI.BHZ. 2022-03-16T14:44:13.37 10.0 positive automatic P 194 4605.7341 -1.55862 0.686015
AK.GAMB.BHZ. 2022-03-16T14:43:46.03 10.0 positive automatic P 32 4220.3754 -0.089065 0.756997
RM.SLV.BHZ. 2022-03-16T14:43:33.22 10.0 positive automatic P 254 4024.0608 1.96803 0.821196
IU.MIDW.BHZ.00 2022-03-16T14:43:27.57 10.0 positive automatic P 93 3937.7472 3.06561 0.827144
IU.TIXI.BHZ.00 2022-03-16T14:43:17.37 10.0 negative automatic P 353 3837.3699 0.638485 0.204165
IU.DAV.BHZ.00 2022-03-16T14:43:12.37 10.0 positive automatic P 209 3756.9726 1.88255 0
AK.ATKA.BHZ. 2022-03-16T14:43:10.25 10.0 positive automatic P 50 3761.0241 -0.539048 0.300424
IU.ADK.BHZ.00 2022-03-16T14:42:56.72 10.0 positive automatic P 50 3587.8974 -0.494931 0.871428
IU.WAKE.BHZ.00 2022-03-16T14:42:25.90 10.0 positive automatic P 123 3172.5909 1.69539 0.43956
IU.ULN.BHZ.00 2022-03-16T14:42:11.52 10.0 positive automatic P 303 2995.8012 1.24253 0.97561
AT.SMY.BHZ. 2022-03-16T14:42:09.02 10.0 positive automatic P 46 3008.1999 -1.98628 0.746269
IU.YAK.BHZ.00 2022-03-16T14:41:54.67 10.0 positive automatic P 347 2822.2638 -1.25164 0.615385
IU.GUMO.BHZ.00 2022-03-16T14:41:45.30 10.0 positive automatic P 172 2694.1365 -0.154062 0.888889
IU.MA2.BHZ.00 2022-03-16T14:41:28.47 10.0 positive automatic P 12 2518.2348 -2.17909 0.677966
IU.TATO.BHZ.00 2022-03-16T14:41:14.32 10.0 negative automatic P 239 2355.198 -0.713489 0.930233
JP.YOJ.BHZ. 2022-03-16T14:41:05.80 10.0 negative automatic P 235 2281.7049 -2.09841 0.930233
JP.JCJ.BHZ. 2022-03-16T14:40:58.85 10.0 positive automatic S 177 1176.1671 -2.26945 0
IU.PET.BHZ.00 2022-03-16T14:40:54.47 10.0 positive automatic P 32 2153.7996 -0.965345 0.784314
JP.JOW.BHZ. 2022-03-16T14:40:08.70 10.0 positive automatic P 230 1726.0722 -1.71053 0.888889
JP.JMZ.BHZ. 2022-03-16T14:40:02.25 10.0 positive automatic P 219 1632.9321 2.56879 0.8
JP.JTU.BHZ. 2022-03-16T14:39:01.70 10.0 positive automatic P 256 1140.0588 1.35141 0.952381
IU.YSS.BHZ.00 2022-03-16T14:38:43.80 10.0 positive automatic P 5 1035.297 -3.69811 0.888889
JP.JMN.BHZ. 2022-03-16T14:38:16.50 10.0 positive automatic P 240 815.0175 -3.99721 0.888889
JP.JKA.BHZ. 2022-03-16T14:38:05.95 10.0 positive automatic P 13 393.1842 -2.97001 0
JP.JHJ2.BHZ. 2022-03-16T14:37:48.30 10.0 positive automatic P 197 528.9927 3.03123 0.888889
II.ERM.BHZ.00 2022-03-16T14:37:41.87 10.0 positive automatic P 16 501.5535 -0.025528 0.869565
G.INU.BHZ.00 2022-03-16T14:37:40.16 10.0 positive automatic P 238 475.7016 1.41777 0.952381
JP.JGF.BHZ. 2022-03-16T14:37:35.15 10.0 positive automatic P 239 435.6195 1.23965 0.909091
JP.JTM.BHZ. 2022-03-16T14:37:22.75 10.0 negative automatic P 354 347.5743 -0.315162 0.615385
IU.MAJO.BHZ.00 2022-03-16T14:37:20.47 10.0 negative automatic P 248 318.2592 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