Earthquake with magnitude of Mwp 5.7 on date 22-03-2023 and time 23:31:56 (UTC) in region Philippines [Sea]

A magnitude Mwp 5.7 earthquake occured in region: Philippines [Sea], on

  • 22-03-2023 23:31:56 (UTC)
  • 23-03-2023 00:31:56 (UTC +01:00) Italian time
  • 23-03-2023 07:31:56 (UTC +08:00) local time in the region of the earthquake (Asia/Manila)

and geographic coordinates (lat, lon) 19.0620, 121.4040 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.

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 5.1
Mwp 5.7

Mwpd 5.9
2023-03-22
23:31:56
19.0617 121.404 20 2023-03-22
23:47:54
Sala Sismica INGV-Roma 115642741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-22 23:31:56
Latitude 19.0617
Longitude 121.4040
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 115642741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 21664
Semi-minor axis of confidence ellipse (meter) 14073
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 17485.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111.136
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 2.76633
Epicentral distance of station closest to the epicenter (degree) 5.60741
Epicentral distance of station farthest from the epicenter (degree) 86.34979
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 43
Magnitudes information

Mwp:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude Mwp
Reference to an origin 115642741
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-22 23:47:54

Mwpd:5.9

Field Value
Value 5.9
Uncertainty 0.1
Num. used stations 7
Type of magnitude Mwpd
Reference to an origin 115642741
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-22 23:47:54

mb:5.1

Field Value
Value 5.1
Uncertainty 0.1
Num. used stations 34
Type of magnitude mb
Reference to an origin 115642741
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-22 23:47:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
MN.BLY.BHZ. 2023-03-22T23:44:36.72 10.0 positive automatic P 316 86.2678 1.78662 0.110833
HU.KOVH.BHZ. 2023-03-22T23:44:28.30 10.0 positive automatic P 317 85.1529 -1.10313 0.118886
DK.KULLO.BHZ. 2023-03-22T23:44:36.16 10.0 negative automatic P 360 86.3498 0.864817 0.124304
IU.CASY.BHZ.00 2023-03-22T23:44:33.37 10.0 positive automatic P 184 85.7291 1.14532 0.125612
GE.MORC.BHZ. 2023-03-22T23:44:30.80 10.0 positive automatic P 321 84.0764 6.75592 0.135785
GE.DAG.BHZ. 2023-03-22T23:44:07.61 10.0 negative automatic P 351 81.2484 -1.60215 0.149314
GE.EIL.BHZ. 2023-03-22T23:43:49.85 10.0 negative automatic P 297 77.7291 -0.226786 0.179708
GE.CSS.BHZ. 2023-03-22T23:43:49.95 10.0 positive automatic P 303 77.6871 0.075243 0.197238
GE.VSU.BHZ. 2023-03-22T23:43:48.50 10.0 positive automatic sP 328 76.2219 6.9219 0.20709
IU.KIEV.BHZ.00 2023-03-22T23:43:42.42 10.0 negative automatic P 319 76.7017 -1.88939 0.207121
II.KDAK.BHZ.00 2023-03-22T23:43:15.85 10.0 negative automatic P 34 71.8567 -0.230424 0.262351
KO.GURO.HHZ. 2023-03-22T23:43:05.85 10.0 negative automatic P 305 70.1282 0.0505561 0.283278
AT.TTA.BHZ. 2023-03-22T23:43:03.56 10.0 negative automatic P 29 69.7344 0.24787 0.286622
II.KIV.BHZ.00 2023-03-22T23:42:57.67 10.0 negative automatic P 311 68.9089 -0.544727 0.280436
AU.TOO.BHZ.00 2023-03-22T23:42:07.05 10.0 negative automatic P 158 61.0000 0.358704 0.401984
II.ARTI.BHZ.00 2023-03-22T23:41:54.02 10.0 negative automatic P 325 59.3759 -1.49685 0.420359
AU.ARMA.BHZ. 2023-03-22T23:41:43.95 10.0 positive automatic P 149 57.3884 2.16839 0.439141
IU.NWAO.BHZ.00 2023-03-22T23:41:02.32 10.0 positive automatic P 184 52.1393 -1.29277 0.525283
AU.FORT.BHZ.00 2023-03-22T23:40:48.43 10.0 positive automatic P 173 50.2475 -0.95053 0.576474
II.SIMI.BHZ.00 2023-03-22T23:40:40.42 10.0 positive automatic P 305 49.1248 -0.619125 0.145423
AU.MORW.BHZ. 2023-03-22T23:40:33.05 10.0 positive automatic P 186 48.4052 -2.2723 0.587013
II.AAK.BHZ.00 2023-03-22T23:40:16.92 10.0 negative automatic P 312 45.8733 1.12119 0.595774
II.KURK.BHZ.00 2023-03-22T23:40:16.82 10.0 positive automatic P 323 46.2092 -1.37867 0.610551
AU.WRKA.BHZ.00 2023-03-22T23:40:04.15 10.0 negative automatic P 171 44.6044 -1.40759 0.669107
GE.HALK.BHZ. 2023-03-22T23:39:48.55 10.0 positive automatic P 257 41.6747 6.77214 0.71535
IU.MAKZ.BHZ.00 2023-03-22T23:39:47.10 10.0 positive automatic P 320 42.4534 -1.12173 0.6398
II.PALK.BHZ.00 2023-03-22T23:39:39.65 10.0 positive automatic P 259 41.2233 1.51062 0.732615
IU.MBWA.BHZ.00 2023-03-22T23:39:28.75 10.0 negative automatic P 182 40.2522 -1.32647 0.751385
IU.ULN.BHZ.00 2023-03-22T23:38:10.77 10.0 positive automatic P 341 31.0735 -0.83641 0.848532
GE.GSI.BHZ. 2023-03-22T23:37:54.02 10.0 positive automatic P 236 29.3291 -1.90233 0.930233
JP.JTM.BHZ. 2023-03-22T23:37:33.60 10.0 positive automatic P 34 27.4711 -5.77555 0.952381
MY.IPM.BHZ. 2023-03-22T23:37:11.92 10.0 positive automatic P 236 24.6569 -2.02003 0.888889
GE.FAKI.BHZ. 2023-03-22T23:37:11.62 10.0 positive automatic P 153 24.4315 -0.249564 0.43956
MY.KOM.BHZ. 2023-03-22T23:37:09.77 10.0 positive automatic P 227 24.3672 -1.49966 0.888889
IU.MAJO.BHZ.00 2023-03-22T23:36:55.17 10.0 positive automatic P 37 22.8687 -1.6069 0.43956
JP.JGF.BHZ. 2023-03-22T23:36:44.80 10.0 positive automatic P 37 21.7159 0.261813 0.784314
G.INU.BHZ.00 2023-03-22T23:36:41.96 10.0 negative automatic P 37 21.3493 1.43958 0.952381
GE.SANI.BHZ. 2023-03-22T23:36:41.92 10.0 positive automatic P 167 21.5859 -1.12337 0.952381
IU.CHTO.BHZ.00 2023-03-22T23:36:38.10 10.0 negative automatic P 273 21.2297 -1.18581 0.952381
GE.LUWI.BHZ. 2023-03-22T23:36:32.62 10.0 positive automatic P 176 20.1475 5.12388 0.952381
JP.JOW.BHZ. 2023-03-22T23:34:18.55 10.0 positive automatic P 38 10.0168 1.17533 0.952381
IU.TATO.BHZ.00 2023-03-22T23:33:22.17 10.0 positive automatic P 1 5.9121 1.1213 0.97561
JP.YOJ.BHZ. 2023-03-22T23:33:17.85 10.0 positive automatic P 15 5.6074 1.00911 0.930233
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download