Earthquake with magnitude of Mwp 5.9 on date 19-09-2023 and time 06:22:36 (UTC) in region Southeast of Honshu, Japan [Sea: Japan]

A magnitude Mwp 5.9 earthquake occured in region: Southeast of Honshu, Japan [Sea: Japan], on

  • 19-09-2023 06:22:36 (UTC)
  • 19-09-2023 08:22:36 (UTC +02:00) Italian time
  • 19-09-2023 15:22:36 (UTC +09:00) local time in the region of the earthquake (Asia/Tokyo)

and geographic coordinates (lat, lon) 30.9870, 142.2080 at 9 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 5.2
Mwp 5.9

Mwpd 6.0
2023-09-19
06:22:36
30.9867 142.208 9 2023-09-19
06:36:10
Sala Sismica INGV-Roma 121222591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-19 06:22:36
Latitude 30.9867
Longitude 142.2080
Depth (km) 9 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 121222591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 9833029
Semi-minor axis of confidence ellipse (meter) 5060442
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 8923830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 132.012
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.56838
Epicentral distance of station closest to the epicenter (degree) 9.84577
Epicentral distance of station farthest from the epicenter (degree) 69.09825
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 47
Magnitudes information

Mwpd:6.0

Field Value
Value 6.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude Mwpd
Reference to an origin 121222591
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-19 06:36:10

Mwp:5.9

Field Value
Value 5.9
Uncertainty 0.1
Num. used stations 20
Type of magnitude Mwp
Reference to an origin 121222591
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-19 06:36:10

mb:5.2

Field Value
Value 5.2
Uncertainty 0.1
Num. used stations 39
Type of magnitude mb
Reference to an origin 121222591
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-09-19 06:36:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IU.KEV.BHZ.00 2023-09-19T06:33:45.47 10.0 positive automatic P 340 7669.9113 3.04837 0.179558
IU.NWAO.BHZ.00 2023-09-19T06:33:36.52 10.0 positive automatic P 202 7562.3967 1.21387 0.186926
G.CAN.BHZ.00 2023-09-19T06:33:30.50 10.0 positive automatic P 174 7393.599 3.27817 0.18035
GE.KBS.BHZ.00 2023-09-19T06:33:29.60 10.0 positive automatic P 351 7380.7008 2.83186 0.0646361
CN.PAULN.BHZ. 2023-09-19T06:33:02.35 10.0 positive automatic P 23 6934.4586 2.64282 0.225029
II.JZAX.BHZ.00 2023-09-19T06:32:40.75 10.0 positive automatic P 301 6609.1398 0.86014 0.393654
II.SIMI.BHZ.00 2023-09-19T06:32:37.17 10.0 positive automatic P 299 6548.6115 1.14658 0.249296
CN.EAGLY.BHZ. 2023-09-19T06:32:34.33 10.0 positive automatic P 28 6474.5634 2.82813 0.258139
CN.CROWY.BHZ. 2023-09-19T06:32:25.73 10.0 positive automatic P 26 6328.776 3.49672 0.243451
AU.QLP.BHZ. 2023-09-19T06:32:24.80 10.0 positive automatic P 178 6393.6555 -0.631101 0.252403
AU.EIDS.BHZ. 2023-09-19T06:32:21.97 10.0 positive automatic P 170 6325.779 0.334247 0.251988
US.EGAK.BHZ.00 2023-09-19T06:32:21.68 10.0 positive automatic P 30 6284.3982 2.33143 0.274
IU.MBWA.BHZ.00 2023-09-19T06:32:16.20 10.0 positive automatic P 205 6263.7189 -1.07774 0.269246
IU.COLA.BHZ.00 2023-09-19T06:32:01.85 10.0 positive automatic P 30 5968.1037 2.31596 0.270794
II.AAK.BHZ.00 2023-09-19T06:32:00.87 10.0 positive automatic P 303 5992.8567 -0.0011735 0.287534
II.KDAK.BHZ.00 2023-09-19T06:31:41.60 10.0 positive automatic P 38 5677.9053 1.87557 0.331629
GE.GSI.BHZ. 2023-09-19T06:31:41.12 10.0 positive automatic P 244 5723.4819 -0.941823 0.314983
IU.CTAO.BHZ.00 2023-09-19T06:31:39.87 10.0 positive automatic P 175 5685.4533 0.276084 0.326813
II.KURK.BHZ.00 2023-09-19T06:31:32.62 10.0 positive automatic P 312 5573.3211 0.950703 0.340099
PS.PSI.BHZ. 2023-09-19T06:31:25.66 10.0 positive automatic P 244 5509.9068 -1.49335 0.310955
GE.JAGI.BHZ. 2023-09-19T06:31:11.42 10.0 positive automatic P 219 5299.2288 -0.873039 0.359098
MY.IPM.BHZ. 2023-09-19T06:31:04.67 10.0 positive automatic P 244 5204.1795 -1.79546 0.334343
MY.KUM.BHZ. 2023-09-19T06:31:03.77 10.0 positive automatic P 245 5179.9593 -1.2959 0.337478
MY.KOM.BHZ. 2023-09-19T06:31:02.82 10.0 positive automatic P 239 5164.5525 -1.48655 0.353941
AU.COEN.BHZ.00 2023-09-19T06:30:53.20 10.0 positive automatic P 179 4989.6387 1.79027 0.103618
AU.MTN.BHZ.00 2023-09-19T06:30:50.63 10.0 positive automatic P 195 5006.2887 -1.95432 0.104141
AU.KDU.BHZ.00 2023-09-19T06:30:47.35 10.0 positive automatic P 194 4957.4931 -1.70748 0.41504
II.KAPI.BHZ.00 2023-09-19T06:30:25.22 10.0 positive automatic P 215 4651.3107 -1.67492 0.225385
IU.TIXI.BHZ.00 2023-09-19T06:30:22.60 10.0 positive automatic P 354 4582.3797 1.66161 0.232218
IU.CHTO.BHZ.00 2023-09-19T06:30:16.15 10.0 positive automatic P 263 4528.9554 -1.62697 0.481856
MY.SBM.BHZ. 2023-09-19T06:30:10.97 10.0 positive automatic P 231 4461.6783 -2.25166 0.707855
GE.SANI.BHZ. 2023-09-19T06:29:38.32 10.0 positive automatic P 208 4047.4041 -2.21186 0.61566
II.TLY.BHZ.00 2023-09-19T06:29:29.80 10.0 positive automatic P 318 3880.3935 1.14328 0.951009
IU.ULN.BHZ.00 2023-09-19T06:28:59.87 10.0 positive automatic P 312 3503.9259 1.06891 1.15739
IU.TATO.BHZ.00 2023-09-19T06:27:00.12 10.0 positive automatic P 257 2133.0648 -0.636073 1.1974
JP.YOJ.BHZ. 2023-09-19T06:26:47.80 10.0 positive automatic P 254 2016.6147 -1.0453 0.719862
PS.ISG.BHZ. 2023-09-19T06:26:35.26 10.0 positive automatic P 252 1909.6884 -1.30454 0.816431
IU.YSS.BHZ.00 2023-09-19T06:26:18.80 10.0 positive automatic P 1 1773.4359 -2.24996 1.2903
IU.INCN.BHZ.00 2023-09-19T06:26:01.02 10.0 positive automatic P 301 1598.4333 -0.0219018 1.6301
PS.TJN.BHZ. 2023-09-19T06:25:48.61 10.0 positive automatic P 298 1493.7603 1.46362 1.65074
JP.JKA.BHZ. 2023-09-19T06:25:40.85 10.0 positive automatic P 1 1457.985 -1.92508 0.888889
JP.JOW.BHZ. 2023-09-19T06:25:39.85 10.0 positive automatic P 255 1428.9807 -0.117055 1.57712
JP.JTU.BHZ. 2023-09-19T06:25:19.45 10.0 positive automatic P 292 1257.741 0.628881 1.40187
JP.JMZ.BHZ. 2023-09-19T06:25:14.95 10.0 positive automatic P 245 1215.2502 1.99652 0.779983
II.ERM.BHZ.00 2023-09-19T06:25:13.52 10.0 positive automatic P 4 1226.9829 -0.160227 0.930233
JP.JSU.BHZ. 2023-09-19T06:25:02.70 10.0 positive automatic P 276 1116.5046 1.43443 1.04377
JP.JTM.BHZ. 2023-09-19T06:24:56.65 10.0 positive automatic P 355 1092.8838 -0.438232 0.690158
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