Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 5.5 on date 23-07-2022 and time 06:09:18 (UTC) in region Indonesia [Sea]

A magnitude Mwp 5.5 earthquake occured in region: Indonesia [Sea], on

  • 23-07-2022 06:09:18 (UTC)
  • 23-07-2022 08:09:18 (UTC +02:00) Italian time
  • 23-07-2022 15:09:18 (UTC +09:00) local time in the region of the earthquake (Asia/Dili)

and geographic coordinates (lat, lon) -7.6430, 122.4350 at 20 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 5.2
Mwp 5.5
Mwpd 5.7 		2022-07-23
06:09:18		 -7.643 122.435 20 2022-07-23
08:18:49		 Sala Sismica INGV-Roma 107593381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-23 06:09:18
Latitude -7.6430
Longitude 122.4350
Depth (km) 20 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 107593381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8794
Semi-minor axis of confidence ellipse (meter) 903
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 7119.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53.1668
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.73621
Epicentral distance of station closest to the epicenter (degree) 1.01177
Epicentral distance of station farthest from the epicenter (degree) 70.90508
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

Mwpd:5.7

Field Value
Value 5.7
Uncertainty 0.0
Num. used stations 3
Type of magnitude Mwpd
Reference to an origin 107593381
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-23 08:18:49

Mwp:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 9
Type of magnitude Mwp
Reference to an origin 107593381
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-23 08:18:49

mb:5.2

Field Value
Value 5.2
Uncertainty 0.1
Num. used stations 17
Type of magnitude mb
Reference to an origin 107593381
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-23 08:18:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IU.MA2.BHZ.00 2022-07-23T06:20:31.87 10.0 positive automatic P 15 7870.4661 -1.7664 0
II.KURK.BHZ.00 2022-07-23T06:20:30.45 10.0 positive automatic pP 332 7716.3648 -1.03582 0
II.SIMI.BHZ.00 2022-07-23T06:20:12.70 10.0 negative automatic P 317 7523.8797 -1.80393 0
IU.MAKZ.BHZ.00 2022-07-23T06:19:55.80 10.0 positive automatic P 331 7238.7207 -2.14408 0.321053
JP.JMN.BHZ. 2022-07-23T06:17:12.55 10.0 positive automatic P 14 4747.8141 -1.52934 0.663192
AU.TOO.BHZ.00 2022-07-23T06:16:23.08 10.0 positive automatic P 149 4050.8118 1.26336 0.816432
IU.CHTO.BHZ.00 2022-07-23T06:16:09.82 10.0 positive automatic P 319 3902.9265 -0.531749 0.723008
JP.YOJ.BHZ. 2022-07-23T06:15:42.75 10.0 positive automatic P 1 3564.6207 -1.01533 0.907106
AU.QLP.BHZ. 2022-07-23T06:15:11.10 10.0 positive automatic P 135 3114.327 3.18721 0.930233
IU.CTAO.BHZ.00 2022-07-23T06:14:52.60 10.0 negative automatic P 121 2908.644 1.30937 0.909091
IU.NWAO.BHZ.00 2022-07-23T06:14:45.85 10.0 negative automatic P 190 2856.9624 -1.22745 0.963855
MY.IPM.BHZ. 2022-07-23T06:14:36.82 10.0 negative automatic P 299 2726.1822 0.482044 0.930233
AU.FORT.BHZ.00 2022-07-23T06:14:26.93 10.0 negative automatic P 168 2633.5416 -1.78213 0.97561
AU.MORW.BHZ. 2022-07-23T06:14:11.75 10.0 positive automatic P 195 2470.2051 -1.77123 0.97561
MY.KOM.BHZ. 2022-07-23T06:13:57.87 10.0 positive automatic P 296 2309.2884 -0.0404229 0.888889
AU.XMI.BHZ. 2022-07-23T06:13:14.62 10.0 positive automatic P 259 1861.5921 3.02995 0.869565
AU.GIRL.BHZ.00 2022-07-23T06:13:12.95 10.0 negative automatic P 207 1881.117 -0.827646 0.97561
MY.SBM.BHZ. 2022-07-23T06:12:42.77 10.0 negative automatic P 314 1592.739 2.89528 0.909091
GE.FAKI.BHZ. 2022-07-23T06:11:52.57 10.0 positive automatic P 65 1204.4277 0.515104 0.43956
AU.MTN.BHZ.00 2022-07-23T06:11:39.50 10.0 negative automatic P 122 1111.2987 -1.06747 0.91954
GE.JAGI.BHZ. 2022-07-23T06:11:15.67 10.0 positive automatic P 264 914.8953 -0.643652 0.952381
GE.BNDI.BHZ. 2022-07-23T06:11:13.82 10.0 positive automatic P 68 894.0939 0.101101 0.43956
GE.SANI.BHZ. 2022-07-23T06:10:52.62 10.0 positive automatic P 33 734.6535 -1.38397 0.43956
II.KAPI.BHZ.00 2022-07-23T06:10:13.54 10.0 negative automatic P 314 415.6395 -1.01231 0.833333
GE.SOEI.BHZ. 2022-07-23T06:10:02.67 10.0 negative automatic P 140 308.8242 1.21488 0.888889
GE.MMRI.BHZ. 2022-07-23T06:09:35.97 10.0 negative automatic P 191 112.3098 -0.722464 0.97561
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