Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.0 on date 18-01-2023 and time 01:34:46 (Italy) in region Minahassa Peninsula, Sulawesi, Indonesia [Sea: Indonesia]

A magnitude Mwp 6.0 earthquake occured in region: Minahassa Peninsula, Sulawesi, Indonesia [Sea: Indonesia], on

  • 18-01-2023 00:34:46 (UTC)
  • 18-01-2023 01:34:46 (UTC +01:00) Italian time
  • 18-01-2023 08:34:46 (UTC +08:00) local time in the region of the earthquake (Asia/Makassar)

and geographic coordinates (lat, lon) -0.0040, 123.2540 at 159 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 5.6
Mwp 6.0
Mwpd 6.1 		2023-01-18
00:34:46		 -0.0035 123.254 159 2023-01-18
00:47:21		 Sala Sismica INGV-Roma 113644621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-18 00:34:46
Latitude -0.0035
Longitude 123.2540
Depth (km) 159 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 113644621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5323
Semi-minor axis of confidence ellipse (meter) 5132
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 5735.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55.7128
Number of associated phases, regardless of their use for origin computation 88
Number of defining phases 88
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.42106
Epicentral distance of station closest to the epicenter (degree) 1.14490
Epicentral distance of station farthest from the epicenter (degree) 62.22276
Number of stations at which the event was observed 76
Number of stations from which data was used for origin computation 76
Magnitudes information

Mwpd:6.1

Field Value
Value 6.1
Uncertainty 0.1
Num. used stations 29
Type of magnitude Mwpd
Reference to an origin 113644621
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-18 00:47:21

Mwp:6.0

Field Value
Value 6.0
Uncertainty 0.1
Num. used stations 48
Type of magnitude Mwp
Reference to an origin 113644621
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-18 00:47:21

mb:5.6

Field Value
Value 5.6
Uncertainty 0.1
Num. used stations 62
Type of magnitude mb
Reference to an origin 113644621
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-01-18 00:47:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.YAK.BHZ.00 2023-01-18T00:44:48.92 10.0 positive automatic P 3 62.2228 -1.35096 0.371281
IU.SNZO.BHZ.00 2023-01-18T00:44:49.17 10.0 positive automatic P 138 62.0821 -0.169343 0.382059
GE.KAAM.BHZ. 2023-01-18T00:43:24.82 10.0 negative automatic P 271 50.2590 -0.695204 0.562469
GE.HALK.BHZ. 2023-01-18T00:42:27.60 10.0 positive automatic P 279 42.9229 -0.881478 0.631732
IU.FUNA.BHZ.00 2023-01-18T00:44:12.60 10.0 positive automatic P 100 56.3661 2.52578 0.464937
G.AIS.BHZ.00 2023-01-18T00:44:12.30 10.0 positive automatic P 223 56.4885 1.3689 0.42281
AU.QLP.BHZ. 2023-01-18T00:41:09.07 10.0 positive automatic P 144 33.3807 0.330423 0.869926
IN.PBA.HHZ. 2023-01-18T00:41:00.41 10.0 positive automatic P 292 32.4594 -1.1201 0.595997
AU.FORT.BHZ.00 2023-01-18T00:40:47.85 10.0 positive automatic P 172 31.1105 -1.07997 0.939623
AU.MORW.BHZ. 2023-01-18T00:40:36.60 10.0 positive automatic P 193 29.8689 -1.43156 0.952381
II.DGAR.BHZ.00 2023-01-18T00:43:31.57 10.0 negative automatic P 260 51.1883 -0.896432 0.547029
GE.GSI.BHZ. 2023-01-18T00:39:59.62 10.0 positive automatic P 273 25.7087 -1.35987 0.816327
IN.MNC.HHZ. 2023-01-18T00:43:28.51 10.0 positive automatic P 281 50.6891 -0.230014 0.557955
IU.YSS.BHZ.00 2023-01-18T00:43:22.35 10.0 positive automatic P 17 49.9589 -0.929362 0.554303
IU.ULN.BHZ.00 2023-01-18T00:43:21.82 10.0 positive automatic P 346 49.8927 -1.21498 0.530706
ND.MARNC.BHZ.00 2023-01-18T00:43:15.65 10.0 positive automatic P 119 48.6539 2.28191 0.575931
II.TAU.BHZ.00 2023-01-18T00:43:09.27 10.0 positive automatic P 156 48.0233 0.715861 0.58653
ND.ONTNC.BHZ.00 2023-01-18T00:43:07.05 10.0 positive automatic P 121 47.5872 1.84947 0.608056
G.SANVU.BHZ.00 2023-01-18T00:42:54.15 10.0 positive automatic P 112 46.0530 0.867316 0.650525
II.ERM.BHZ.00 2023-01-18T00:42:50.62 10.0 positive automatic P 21 45.6871 0.204365 0.657205
ND.KOUNC.BHZ.00 2023-01-18T00:42:47.40 10.0 positive automatic P 120 45.0583 1.92463 0.65284
JP.JTM.BHZ. 2023-01-18T00:42:35.80 10.0 positive automatic P 20 43.8784 -0.330299 0.674281
GE.MALK.BHZ. 2023-01-18T00:42:31.97 10.0 positive automatic P 282 43.3718 -0.112096 0.65252
II.PALK.BHZ.00 2023-01-18T00:42:29.17 10.0 positive automatic P 281 43.0506 -0.392475 0.681417
AU.RIV.BHZ. 2023-01-18T00:42:29.15 10.0 positive automatic P 145 42.7626 1.97132 0.648549
AU.TOO.BHZ.00 2023-01-18T00:42:28.60 10.0 positive automatic P 154 42.8017 1.01391 0.670211
G.CAN.BHZ.00 2023-01-18T00:42:28.00 10.0 positive automatic P 148 42.6902 1.29085 0.680031
AU.ARMA.BHZ. 2023-01-18T00:42:10.90 10.0 positive automatic P 141 40.6417 0.759229 0.762089
IN.SHL.HHZ. 2023-01-18T00:42:01.87 10.0 positive automatic P 313 39.6480 0.106198 0.739906
IU.MAJO.BHZ.00 2023-01-18T00:41:55.32 10.0 positive automatic P 19 39.0886 -1.88034 0.713882
JP.JGF.BHZ. 2023-01-18T00:41:46.40 10.0 positive automatic P 19 37.9500 -1.3397 0.768937
IU.HNR.BHZ.00 2023-01-18T00:41:46.72 10.0 positive automatic P 106 37.7192 0.997398 0.75583
G.INU.BHZ.00 2023-01-18T00:41:43.91 10.0 positive automatic P 19 37.6124 -0.919593 0.793942
JP.JSG.BHZ. 2023-01-18T00:41:42.95 10.0 positive automatic P 20 37.3834 0.0479412 0.762207
JP.JHJ2.BHZ. 2023-01-18T00:41:34.90 10.0 positive automatic P 24 36.6000 -1.38441 0.759913
JP.JMN.BHZ. 2023-01-18T00:41:23.75 10.0 positive automatic P 15 35.1766 -0.506173 0.823489
JP.JTU.BHZ. 2023-01-18T00:41:21.40 10.0 positive automatic P 9 35.0047 -1.30321 0.547049
IU.NWAO.BHZ.00 2023-01-18T00:41:07.50 10.0 positive automatic P 189 33.4067 -1.50027 0.849402
JP.JSU.BHZ. 2023-01-18T00:40:56.95 10.0 positive automatic P 12 32.2405 -1.91124 0.759619
IU.CTAO.BHZ.00 2023-01-18T00:40:41.00 10.0 positive automatic P 133 30.1701 1.30773 0.937599
RM.SLV.BHZ. 2023-01-18T00:40:28.07 10.0 positive automatic P 320 28.4886 2.1934 0.930233
II.COCO.BHZ.00 2023-01-18T00:40:28.12 10.0 positive automatic P 244 28.9086 -1.37327 0.930233
JP.JOW.BHZ. 2023-01-18T00:40:14.45 10.0 positive automatic P 10 27.2692 -0.529982 0.952381
JP.JMZ.BHZ. 2023-01-18T00:40:11.90 10.0 positive automatic P 16 26.9431 -0.138353 0.952381
GE.LHMI.BHZ. 2023-01-18T00:40:11.32 10.0 positive automatic P 282 26.7848 0.69735 0.851064
GE.PMG.BHZ.00 2023-01-18T00:40:01.17 10.0 positive automatic P 112 25.5812 1.3428 0.930233
AU.WRKA.BHZ.00 2023-01-18T00:39:58.48 10.0 positive automatic P 169 25.5034 -0.747721 0.963855
IU.TATO.BHZ.00 2023-01-18T00:39:53.42 10.0 negative automatic P 356 25.0337 -1.47611 0.930233
JP.YOJ.BHZ. 2023-01-18T00:39:48.95 10.0 positive automatic P 359 24.4707 -0.824352 0.97561
AU.GIRL.BHZ.00 2023-01-18T00:39:47.98 10.0 positive automatic P 201 24.2811 -0.0958202 0.963855
MY.KUM.BHZ. 2023-01-18T00:39:38.77 10.0 positive automatic P 284 23.1841 0.697787 0.930233
II.WRAB.BHZ.00 2023-01-18T00:39:32.50 10.0 negative automatic P 152 22.7040 -1.24766 0.888889
IU.MBWA.BHZ.00 2023-01-18T00:39:19.52 10.0 positive automatic P 189 21.4326 -1.51539 0.97561
GE.MNAI.BHZ. 2023-01-18T00:39:12.77 10.0 positive automatic P 258 20.7407 -0.920585 0.43956
MY.KOM.BHZ. 2023-01-18T00:39:00.42 10.0 positive automatic P 275 19.4864 0.190881 0.97561
RM.DLV.BHZ. 2023-01-18T00:38:57.37 10.0 positive automatic P 310 18.9196 3.07401 0.454545
GE.PMBI.BHZ. 2023-01-18T00:38:54.07 10.0 positive automatic P 261 18.7714 1.5848 0.888889
AU.FITZ.BHZ. 2023-01-18T00:38:46.30 10.0 negative automatic P 173 18.2489 -0.516228 0.97561
GE.FAKI.BHZ. 2023-01-18T00:38:39.82 10.0 positive automatic S 108 9.4512 -2.68937 0
GE.GENI.BHZ. 2023-01-18T00:38:37.22 10.0 negative automatic P 99 17.1040 2.94365 0.869565
AU.KDU.BHZ.00 2023-01-18T00:38:15.95 10.0 positive automatic P 145 15.6342 -1.34551 0.91954
AU.MTN.BHZ.00 2023-01-18T00:38:08.80 10.0 negative automatic P 149 15.0290 -1.06116 0.963855
GE.SMRI.BHZ. 2023-01-18T00:38:07.17 10.0 negative automatic P 241 14.5938 2.69945 0.909091
GE.JAGI.BHZ. 2023-01-18T00:37:38.17 10.0 negative automatic P 227 12.4063 1.39879 0.869565
GE.SAUI.BHZ. 2023-01-18T00:37:23.67 10.0 negative automatic P 135 11.3114 1.10796 0.952381
MY.SBM.BHZ. 2023-01-18T00:37:22.22 10.0 positive automatic P 283 11.3065 -0.299443 0.952381
GE.SOEI.BHZ. 2023-01-18T00:37:03.17 10.0 negative automatic P 174 9.8033 0.251835 0.952381
GE.FAKI.BHZ. 2023-01-18T00:36:56.52 10.0 negative automatic P 108 9.4512 -1.59085 0.930233
MY.KKM.BHZ. 2023-01-18T00:36:55.92 10.0 positive automatic P 311 9.2704 0.0801206 0.519481
GE.MMRI.BHZ. 2023-01-18T00:36:47.02 10.0 negative automatic P 187 8.6910 -1.01977 0.952381
GE.BNDI.BHZ. 2023-01-18T00:36:39.72 10.0 negative automatic P 124 8.0342 0.422076 0.952381
IU.DAV.BHZ.00 2023-01-18T00:36:35.35 10.0 negative automatic P 18 7.4433 3.87654 0.930233
GE.BKB.BHZ. 2023-01-18T00:36:20.07 10.0 negative automatic P 260 6.4440 1.88551 0.930233
II.KAPI.BHZ.00 2023-01-18T00:36:13.67 10.0 negative automatic P 215 6.1107 -0.129469 0.869565
GE.TNTI.BHZ. 2023-01-18T00:35:47.97 10.0 negative automatic P 79 4.1845 -0.426831 0.909091
GE.SANI.BHZ. 2023-01-18T00:35:36.12 10.0 positive automatic P 127 3.4141 -2.34608 0.97561
GE.LUWI.BHZ. 2023-01-18T00:35:10.27 10.0 positive automatic P 205 1.1449 -2.11776 0.47619
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