Earthquake with magnitude of Mwp 5.5 on date 14-03-2023 and time 20:56:39 (Italy) in region Chile (Peruvian point of view) [Sea]

A magnitude Mwp 5.5 earthquake occured in region: Chile (Peruvian point of view) [Sea], on

  • 14-03-2023 19:56:39 (UTC)
  • 14-03-2023 20:56:39 (UTC +01:00) Italian time
  • 14-03-2023 16:56:39 (UTC -03:00) local time in the region of the earthquake (America/Santiago)

and geographic coordinates (lat, lon) -38.3100, -75.3000 at 10 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 5.5
2023-03-14
19:56:39
-38.3098 -75.3003 10 2023-03-14
20:08:53
Sala Sismica INGV-Roma 115372841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-14 19:56:39
Latitude -38.3098
Longitude -75.3003
Depth (km) 10 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 115372841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 10103
Semi-minor axis of confidence ellipse (meter) 640
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 8159.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164.662
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.07451
Epicentral distance of station closest to the epicenter (degree) 3.23804
Epicentral distance of station farthest from the epicenter (degree) 59.78807
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Mwp:5.5

Field Value
Value 5.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude Mwp
Reference to an origin 115372841
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-14 20:08:53

mb:5.2

Field Value
Value 5.2
Uncertainty 0.2
Num. used stations 11
Type of magnitude mb
Reference to an origin 115372841
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-14 20:08:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.TEIG.BHZ.00 2023-03-14T20:06:43.92 10.0 positive automatic P 346 59.7881 -0.0347496 0.42445
CU.GTBY.BHZ.00 2023-03-14T20:06:33.87 10.0 positive automatic P 0 58.2342 0.687357 0.426794
GE.SNAA.BHZ. 2023-03-14T20:05:23.26 10.0 positive automatic P 156 48.4827 1.63164 0.592579
IU.SDV.BHZ.00 2023-03-14T20:05:13.40 10.0 negative automatic P 6 47.3919 0.0809763 0.524106
CX.MNMCX.BHZ. 2023-03-14T20:01:13.15 10.0 negative automatic P 16 19.8082 3.49437 0.425532
II.EFI.BHZ.00 2023-03-14T20:00:49.10 10.0 positive automatic P 144 17.9982 0.180157 0.43956
C.GO03.BHZ. 2023-03-14T19:59:22.38 10.0 negative automatic P 23 11.5225 -0.949185 0.909091
IU.LCO.BHZ.00 2023-03-14T19:59:02.77 10.0 positive automatic P 24 10.0518 -0.684168 0.909091
WA.ZON.HHZ. 2023-03-14T19:58:44.73 10.0 negative automatic P 41 8.6646 0.548519 0.947867
C1.CO02.BHZ. 2023-03-14T19:58:33.75 10.0 negative automatic P 28 7.9329 -0.465591 0.963855
G.COYC.BHZ.00 2023-03-14T19:58:30.75 10.0 positive automatic P 163 7.6456 0.644555 0.952381
C1.LL02.BHZ. 2023-03-14T19:58:00.70 10.0 negative automatic P 153 5.5357 -0.454627 0.941176
C1.VA04.BHZ. 2023-03-14T19:57:59.60 10.0 positive automatic P 327 5.4704 -0.613382 0.987654
C1.BO02.BHZ. 2023-03-14T19:57:54.60 10.0 negative automatic P 47 5.0531 -0.0202203 0.941176
C1.LL01.BHZ. 2023-03-14T19:57:47.30 10.0 positive automatic P 153 4.6251 -1.29326 0.930233
C.GO05.BHZ. 2023-03-14T19:57:43.80 10.0 positive automatic P 40 4.2649 0.155689 0.97561
C.GO06.BHZ. 2023-03-14T19:57:29.78 10.0 positive automatic P 114 3.2380 0.0508693 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