Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of mb 6.0 on date 11-03-2011 and time 21:11:21 (Italy) in region Near east coast of eastern Honshu, Japan [Sea: Japan]

A magnitude mb 6.0 earthquake occured in region: Near east coast of eastern Honshu, Japan [Sea: Japan], on

  • 11-03-2011 20:11:21 (UTC)
  • 11-03-2011 21:11:21 (UTC +01:00) Italian time
  • 12-03-2011 05:11:21 (UTC +09:00) local time in the region of the earthquake (Asia/Tokyo)

and geographic coordinates (lat, lon) 39.0600, 142.6600 at 2 km depth.

The earthquake was located by: CSEM.

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
Bulletin
Rev1000 		mb 6.0 2011-03-11
20:11:21		 39.06 142.66 2 2013-01-05
23:03:00		 CSEM 1180989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-03-11 20:11:21
Latitude 39.0600
Longitude 142.6600
Depth (km) 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> CSEM
Event type earthquake
Origin ID 1180989

Uncertainty

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

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)
Number of associated phases, regardless of their use for origin computation 137
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec)
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.00000
Number of stations at which the event was observed 132
Number of stations from which data was used for origin computation 57
Magnitude information

mb:6.0

Field Value
Value 6.0
Uncertainty
Num. used stations
Type of magnitude mb
Reference to an origin 1180989
Agency INGV
Autore CSEM
Time of creation (UTC) 2013-01-05 23:03:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2011-03-11T20:24:26.04 10.0 undecidable manual P 0 0 0
IV.HMDC.HHZ. 2011-03-11T20:24:24.70 10.0 undecidable manual P 0 0 0
IV.HAVL.HHZ. 2011-03-11T20:24:24.67 10.0 undecidable manual P 0 0 0
IV.HVZN.HHZ. 2011-03-11T20:24:24.46 10.0 undecidable manual P 0 0 0
IV.HCRL.HHZ. 2011-03-11T20:24:22.26 10.0 undecidable manual P 0 0 0
IV.SSY.HHZ. 2011-03-11T20:24:22.94 10.0 undecidable manual P 0 0 0
IV.HAGA.HHZ. 2011-03-11T20:24:22.21 10.0 undecidable manual P 0 0 0
IV.LNSS.HHE. 2011-03-11T20:24:22.62 10.0 undecidable manual P 0 0 0
IV.HLNI.HHZ. 2011-03-11T20:24:22.01 10.0 undecidable manual P 0 0 0
IV.MSCL.HHZ. 2011-03-11T20:24:21.77 10.0 undecidable manual P 0 0 0
IV.IACL.HHZ. 2011-03-11T20:24:19.12 10.0 undecidable manual P 0 0 0
IV.MPAZ.HHZ. 2011-03-11T20:24:18.09 10.0 undecidable manual P 0 0 0
IV.MURB.HHZ. 2011-03-11T20:24:17.14 10.0 undecidable manual Sn 0 0 0
IV.SERS.HHZ. 2011-03-11T20:24:16.67 10.0 undecidable manual P 0 0 0
IV.MCIV.HHE. 2011-03-11T20:24:16.44 10.0 undecidable manual P 0 0 0
IV.PLAC.HHZ. 2011-03-11T20:24:15.09 10.0 undecidable manual P 0 0 0
IV.VAGA.HHZ. 2011-03-11T20:24:14.14 10.0 undecidable manual Sn 0 0 0
IV.RM29.EHE. 2011-03-11T20:24:14.02 10.0 undecidable manual Sn 0 0 0
IV.VENT.EHZ. 2011-03-11T20:24:14.15 10.0 undecidable manual P 0 0 0
IV.GRI.EHZ. 2011-03-11T20:24:14.77 10.0 undecidable manual P 0 0 0
IV.MCEL.HHN. 2011-03-11T20:24:14.53 10.0 undecidable manual P 0 0 0
IV.CAMP.HHN. 2011-03-11T20:24:13.94 10.0 undecidable manual P 0 0 0
GU.RSP.HHZ. 2011-03-11T20:24:13.81 10.0 undecidable manual P 0 0 0
IV.PARC.HHE. 2011-03-11T20:24:12.14 10.0 undecidable manual P 0 0 0
IV.ORI.HHN. 2011-03-11T20:24:12.93 10.0 undecidable manual P 0 0 0
IV.TRIV.HHZ. 2011-03-11T20:24:12.86 10.0 undecidable manual P 0 0 0
NI.CGRP.HHE. 2011-03-11T20:24:12.25 10.0 undecidable manual Sg 0 0 0
IV.MAON.HHZ. 2011-03-11T20:24:11.75 10.0 undecidable manual P 0 0 0
IV.LATE.HHZ. 2011-03-11T20:24:10.56 10.0 undecidable manual P 0 0 0
IV.BULG.HHZ. 2011-03-11T20:24:10.26 10.0 undecidable manual P 0 0 0
IV.VAGA.HHZ. 2011-03-11T20:24:10.00 10.0 undecidable manual P 0 0 0
IV.MSC.EHZ. 2011-03-11T20:24:10.50 10.0 undecidable manual P 0 0 0
IV.INTR.HHN. 2011-03-11T20:24:10.01 10.0 undecidable manual P 0 0 0
GU.RRL.HHZ. 2011-03-11T20:24:10.73 10.0 undecidable manual P 0 0 0
IV.CDRU.HHZ. 2011-03-11T20:24:10.42 10.0 undecidable manual P 0 0 0
IV.ARCI.HHN. 2011-03-11T20:24:09.03 1.0 undecidable manual P 0 0 0
IV.SALB.HHZ. 2011-03-11T20:24:09.68 1.0 undecidable manual P 0 0 0
IV.BSSO.HHZ. 2011-03-11T20:24:08.17 10.0 undecidable manual P 0 0 0
MN.VLC.HHE. 2011-03-11T20:24:08.52 10.0 undecidable manual P 0 0 0
IV.SNAL.HHZ. 2011-03-11T20:24:08.35 10.0 undecidable manual P 0 0 0
IV.MIDA.HHZ. 2011-03-11T20:24:08.20 0.3 undecidable manual P 0 0 0
IV.SCHR.EHZ. 2011-03-11T20:24:08.77 0.6 undecidable manual P 0 0 0
IV.PSB1.HHZ. 2011-03-11T20:24:08.06 10.0 undecidable manual P 0 0 0
IV.RNI2.HHE. 2011-03-11T20:24:08.46 0.3 undecidable manual P 0 0 0
IV.POFI.HHZ. 2011-03-11T20:24:08.32 0.6 undecidable manual P 0 0 0
IV.CERT.HHZ. 2011-03-11T20:24:08.93 1.0 undecidable manual P 0 0 0
IV.FNVD.HHZ. 2011-03-11T20:24:08.77 10.0 undecidable manual Sn 0 0 0
IV.MRLC.HHZ. 2011-03-11T20:24:08.19 10.0 undecidable manual P 0 0 0
IV.MONC.HHZ. 2011-03-11T20:24:08.69 10.0 undecidable manual P 0 0 0
IV.CERA.HHZ. 2011-03-11T20:24:08.04 0.6 undecidable manual P 0 0 0
IV.CAFE.HHZ. 2011-03-11T20:24:08.40 10.0 undecidable manual P 0 0 0
IV.VARE.HHE. 2011-03-11T20:24:08.22 10.0 undecidable manual P 0 0 0
IV.FIAM.HHZ. 2011-03-11T20:24:08.81 10.0 undecidable manual P 0 0 0
IV.CRAC.EHN. 2011-03-11T20:24:07.59 10.0 undecidable manual P 0 0 0
IV.ATTE.HHE. 2011-03-11T20:24:07.51 10.0 undecidable manual P 0 0 0
IV.ACER.HHZ. 2011-03-11T20:24:07.76 0.1 undecidable manual P 0 0 0
GU.MAIM.HHZ. 2011-03-11T20:24:07.55 10.0 undecidable manual P 0 0 0
GU.PCP.HHZ. 2011-03-11T20:24:07.22 0.6 undecidable manual P 0 0 0
IV.RM29.EHE. 2011-03-11T20:24:07.96 10.0 undecidable manual P 0 0 0
IV.SACS.HHZ. 2011-03-11T20:24:07.67 1.0 undecidable manual P 0 0 0
IV.VULT.HHZ. 2011-03-11T20:24:07.51 10.0 undecidable manual P 0 0 0
IV.MIGL.HHZ. 2011-03-11T20:24:07.05 0.3 undecidable manual P 0 0 0
IV.MOCO.HHZ. 2011-03-11T20:24:07.92 10.0 undecidable manual P 0 0 0
IV.FNVD.HHZ. 2011-03-11T20:24:06.30 10.0 undecidable manual P 0 0 0
IV.SFI.EHN. 2011-03-11T20:24:06.73 10.0 undecidable manual P 0 0 0
IV.FIR.HHZ. 2011-03-11T20:24:06.21 10.0 undecidable manual P 0 0 0
IV.CAFI.HHZ. 2011-03-11T20:24:06.53 1.0 undecidable manual P 0 0 0
IV.RM32.EHZ. 2011-03-11T20:24:06.02 0.3 undecidable manual P 0 0 0
IV.CIGN.HHZ. 2011-03-11T20:24:06.38 0.3 undecidable manual P 0 0 0
IV.RM33.EHZ. 2011-03-11T20:24:06.91 0.3 undecidable manual P 0 0 0
IV.VCEL.EHZ. 2011-03-11T20:24:06.26 0.1 undecidable manual P 0 0 0
IV.PALZ.HHZ. 2011-03-11T20:24:06.57 0.3 undecidable manual P 0 0 0
IV.ERBM.EHZ. 2011-03-11T20:24:06.18 0.6 undecidable manual P 0 0 0
IV.SIRI.HHZ. 2011-03-11T20:24:06.48 10.0 undecidable manual P 0 0 0
IV.MGAB.HHZ. 2011-03-11T20:24:06.73 0.6 undecidable manual P 0 0 0
IV.MRGE.HHZ. 2011-03-11T20:24:06.22 0.6 undecidable manual P 0 0 0
IV.TRTR.HHZ. 2011-03-11T20:24:06.57 10.0 undecidable manual P 0 0 0
IV.CESI.HHZ. 2011-03-11T20:24:06.17 0.1 undecidable manual P 0 0 0
IV.SMA1.EHZ. 2011-03-11T20:24:06.46 0.1 undecidable manual P 0 0 0
IV.MTRZ.HHZ. 2011-03-11T20:24:05.03 0.3 undecidable manual P 0 0 0
IV.NOVE.EHZ. 2011-03-11T20:24:05.42 10.0 undecidable manual P 0 0 0
IV.BOB.HHZ. 2011-03-11T20:24:05.64 0.3 undecidable manual P 0 0 0
IV.OFFI.HHZ. 2011-03-11T20:24:05.34 10.0 undecidable manual P 0 0 0
IV.ATVO.HHZ. 2011-03-11T20:24:05.56 0.3 undecidable manual P 0 0 0
IV.AMUR.HHZ. 2011-03-11T20:24:05.21 10.0 undecidable manual P 0 0 0
IV.TERO.HHZ. 2011-03-11T20:24:05.48 0.3 undecidable manual P 0 0 0
IV.ASQU.HHZ. 2011-03-11T20:24:05.37 0.3 undecidable manual P 0 0 0
IV.MRVN.HHZ. 2011-03-11T20:24:05.32 0.3 undecidable manual P 0 0 0
GU.TRAV.HHZ. 2011-03-11T20:24:05.55 10.0 undecidable manual P 0 0 0
IV.LTRZ.EHZ. 2011-03-11T20:24:05.15 0.1 undecidable manual P 0 0 0
IV.ATPC.HHE. 2011-03-11T20:24:05.46 0.3 undecidable manual P 0 0 0
IV.FRES.HHZ. 2011-03-11T20:24:05.80 0.3 undecidable manual P 0 0 0
IV.BADI.EHZ. 2011-03-11T20:24:05.36 0.3 undecidable manual P 0 0 0
IV.MURB.HHZ. 2011-03-11T20:24:05.61 10.0 undecidable manual P 0 0 0
IV.IMOL.EHZ. 2011-03-11T20:24:05.25 10.0 undecidable manual P 0 0 0
IV.FDMO.HHZ. 2011-03-11T20:24:05.48 0.1 undecidable manual P 0 0 0
IV.FRON.EHZ. 2011-03-11T20:24:04.07 0.3 undecidable manual P 0 0 0
IV.FSSB.HHZ. 2011-03-11T20:24:04.65 10.0 undecidable manual P 0 0 0
IV.CTL8.EHZ. 2011-03-11T20:24:04.42 10.0 undecidable manual P 0 0 0
GU.SATI.HHE. 2011-03-11T20:24:04.89 0.3 undecidable manual P 0 0 0
IV.FIU.EHZ. 2011-03-11T20:24:04.55 10.0 undecidable manual P 0 0 0
IV.NOCI.HHZ. 2011-03-11T20:24:04.39 0.3 undecidable manual P 0 0 0
IV.GUMA.HHZ. 2011-03-11T20:24:04.72 0.6 undecidable manual P 0 0 0
CH.GIMEL.HHZ. 2011-03-11T20:24:04.54 0.3 undecidable manual P 0 0 0
CH.MMK.HHZ. 2011-03-11T20:24:03.64 0.3 undecidable manual P 0 0 0
IV.RAVA.EHN. 2011-03-11T20:24:03.79 10.0 undecidable manual P 0 0 0
IV.MSAG.HHZ. 2011-03-11T20:24:03.35 1.0 undecidable manual P 0 0 0
IV.CING.HHZ. 2011-03-11T20:24:03.70 0.3 undecidable manual P 0 0 0
IV.SGRT.HHZ. 2011-03-11T20:24:02.63 1.0 undecidable manual P 0 0 0
HL.KEK.BHN. 2011-03-11T20:24:02.26 10.0 undecidable manual P 0 0 0
IV.SBPO.HHZ. 2011-03-11T20:24:02.77 10.0 undecidable manual P 0 0 0
CH.FUSIO.HHZ. 2011-03-11T20:24:01.00 10.0 undecidable manual P 0 0 0
IV.PE9.EHZ. 2011-03-11T20:24:00.25 10.0 undecidable manual P 0 0 0
CH.MUGIO.HHZ. 2011-03-11T20:24:00.97 0.3 undecidable manual P 0 0 0
IV.T0104.HHZ. 2011-03-11T20:24:00.11 10.0 undecidable manual P 0 0 0
IV.GUAR.HHE. 2011-03-11T20:24:00.91 10.0 undecidable manual P 0 0 0
IV.SALO.HHZ. 2011-03-11T20:24:00.07 10.0 undecidable manual P 0 0 0
MN.TUE.HHZ. 2011-03-11T20:23:59.44 0.3 undecidable manual P 0 0 0
IV.MABI.HHZ. 2011-03-11T20:23:59.02 10.0 undecidable manual P 0 0 0
IV.ROVR.HHZ. 2011-03-11T20:23:58.79 10.0 undecidable manual P 0 0 0
CH.BERNI.HHE. 2011-03-11T20:23:58.27 0.3 undecidable manual P 0 0 0
IV.MAGA.HHZ. 2011-03-11T20:23:58.33 0.3 undecidable manual P 0 0 0
CH.DIX.HHZ. 2011-03-11T20:23:58.06 10.0 undecidable manual P 0 0 0
IV.TEOL.HHN. 2011-03-11T20:23:58.31 0.3 undecidable manual P 0 0 0
CH.BNALP.HHZ. 2011-03-11T20:23:57.06 10.0 undecidable manual P 0 0 0
CH.FUORN.HHZ. 2011-03-11T20:23:57.02 0.6 undecidable manual P 0 0 0
CH.DAVOX.HHZ. 2011-03-11T20:23:57.15 0.3 undecidable manual P 0 0 0
CH.PLONS.HHZ. 2011-03-11T20:23:56.70 0.3 undecidable manual P 0 0 0
MN.TIR.HHZ. 2011-03-11T20:23:56.59 10.0 undecidable manual P 0 0 0
NI.CGRP.HHE. 2011-03-11T20:23:55.25 0.3 undecidable manual P 0 0 0
IV.MTSN.HHZ. 2011-03-11T20:23:55.15 10.0 undecidable manual P 0 0 0
MN.PDG.HHE. 2011-03-11T20:23:53.25 0.3 undecidable manual P 0 0 0
IV.APPI.EHZ. 2011-03-11T20:23:53.60 0.3 undecidable manual P 0 0 0
NI.PALA.HHE. 2011-03-11T20:23:51.78 0.3 undecidable manual P 0 0 0
IV.STAL.HHZ. 2011-03-11T20:23:51.92 0.3 undecidable manual P 0 0 0
NI.ACOM.HHN. 2011-03-11T20:23:49.93 0.3 undecidable manual P 0 0 0
GU.CIRO.HHE. 2011-03-11T20:23:49.09 10.0 undecidable manual P 0 0 0
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