Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 5.6 on date 28-02-2023 and time 20:44:36 (Italy) in region Near coast of Guatemala [Sea: Guatemala]

A magnitude Mwp 5.6 earthquake occured in region: Near coast of Guatemala [Sea: Guatemala], on

  • 28-02-2023 19:44:36 (UTC)
  • 28-02-2023 20:44:36 (UTC +01:00) Italian time
  • 28-02-2023 13:44:36 (UTC -06:00) local time in the region of the earthquake (America/Guatemala)

and geographic coordinates (lat, lon) 13.5390, -90.8750 at 67 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 5.1
Mwp 5.6
Mwpd 5.7 		2023-02-28
19:44:36		 13.5387 -90.8752 67 2023-02-28
19:58:14		 Sala Sismica INGV-Roma 114898541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-28 19:44:36
Latitude 13.5387
Longitude -90.8752
Depth (km) 67 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 114898541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8189
Semi-minor axis of confidence ellipse (meter) 2865
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 202
Circular confidence region, given by single value of horizontal uncertainty (meter) 6844.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137.692
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.36621
Epicentral distance of station closest to the epicenter (degree) 3.00163
Epicentral distance of station farthest from the epicenter (degree) 72.78969
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 47
Magnitudes information

Mwp:5.6

Field Value
Value 5.6
Uncertainty 0.1
Num. used stations 8
Type of magnitude Mwp
Reference to an origin 114898541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-28 19:58:14

Mwpd:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 2
Type of magnitude Mwpd
Reference to an origin 114898541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-28 19:58:14

mb:5.1

Field Value
Value 5.1
Uncertainty 0.1
Num. used stations 44
Type of magnitude mb
Reference to an origin 114898541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-02-28 19:58:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.DAG.BHZ. 2023-02-28T19:55:54.77 10.0 positive automatic P 13 72.7897 -1.96383 0
GT.PLCA.BHZ.00 2023-02-28T19:54:17.33 10.0 negative automatic P 162 57.4445 -0.166465 0.438246
US.ELK.BHZ.00 2023-02-28T19:51:18.55 10.0 positive automatic P 327 34.5342 0.809025 0.79922
US.DUG.BHZ.00 2023-02-28T19:51:04.28 10.0 negative automatic P 328 32.8649 1.15593 0.880629
US.TZTN.BHZ.00 2023-02-28T19:49:42.55 10.0 negative automatic P 15 23.9217 -0.643304 0.952381
US.NLWA.BHZ.00 2023-02-28T19:52:33.98 10.0 negative automatic P 328 43.5853 0.994239 0.679661
CX.MNMCX.BHZ. 2023-02-28T19:51:55.10 10.0 positive automatic P 147 38.8136 0.962274 0.183809
US.BMO.BHZ.00 2023-02-28T19:51:50.93 10.0 negative automatic P 330 38.5275 -0.615007 0.724135
US.WVOR.BHZ.00 2023-02-28T19:51:43.80 10.0 positive automatic P 326 37.5399 0.53542 0.759231
GT.LPAZ.BHZ.00 2023-02-28T19:51:41.68 10.0 positive automatic P 142 37.3462 -0.54843 0.789842
US.BOZ.BHZ.00 2023-02-28T19:51:35.45 10.0 negative automatic P 335 36.5457 0.573338 0.82511
US.HLID.BHZ.00 2023-02-28T19:51:32.35 10.0 negative automatic P 331 36.1753 0.600344 0.822765
BK.CMB.BHZ.00 2023-02-28T19:51:29.97 10.0 negative automatic P 319 35.8397 1.27341 0.81981
US.RLMT.BHZ.00 2023-02-28T19:51:22.43 10.0 negative automatic P 337 35.2289 -1.2774 0.794721
US.AGMN.BHZ.00 2023-02-28T19:51:18.75 10.0 positive automatic P 354 35.0028 -2.70782 0.764727
US.AHID.BHZ.00 2023-02-28T19:51:13.60 10.0 negative automatic P 333 34.0345 0.224217 0.866653
US.HWUT.BHZ.00 2023-02-28T19:51:07.75 10.0 negative automatic P 331 33.3301 0.512497 0.870974
US.ECSD.BHZ.00 2023-02-28T19:50:41.08 10.0 positive automatic P 352 30.5924 -1.9259 0.896899
US.WUAZ.BHZ.00 2023-02-28T19:50:27.53 10.0 positive automatic P 324 28.6899 1.1739 0.909091
US.MVCO.BHZ.00 2023-02-28T19:50:24.55 10.0 positive automatic P 330 28.4025 0.651165 0.930233
US.ACSO.BHZ.00 2023-02-28T19:50:15.03 10.0 positive automatic P 13 27.5754 -1.18017 0.930233
IU.TUC.BHZ.00 2023-02-28T19:50:03.47 10.0 positive automatic P 319 26.1413 0.036267 0.689655
US.BLA.BHZ.00 2023-02-28T19:49:59.00 10.0 positive automatic P 20 25.4436 1.92602 0.930233
IU.ANMO.BHZ.00 2023-02-28T19:49:59.50 10.0 negative automatic P 329 25.6137 0.678202 0.952381
IU.CCM.BHZ.00 2023-02-28T19:49:46.77 10.0 positive automatic P 359 24.5181 -1.83149 0.930233
US.AMTX.BHZ.00 2023-02-28T19:49:37.95 10.0 positive automatic P 337 23.4696 -1.21902 0.941176
IM.TKL.BHZ. 2023-02-28T19:49:34.07 10.0 positive automatic P 15 23.0228 -0.800049 0.888889
IU.WVT.BHZ.00 2023-02-28T19:49:30.77 10.0 negative automatic P 6 22.7548 -1.25947 0.930233
US.MNTX.BHZ.00 2023-02-28T19:49:28.25 10.0 positive automatic P 326 22.5082 -1.21974 0.987654
US.WMOK.BHZ.00 2023-02-28T19:49:27.48 10.0 negative automatic P 343 22.3704 -0.551313 0.97561
US.MIAR.BHZ.00 2023-02-28T19:49:13.23 10.0 positive automatic P 354 21.1476 -1.72654 0.869565
US.GOGA.BHZ.00 2023-02-28T19:49:13.20 10.0 negative automatic P 17 20.9838 0.0268369 0.869565
IU.SDV.BHZ.00 2023-02-28T19:49:05.82 10.0 positive automatic P 101 20.3826 -1.13544 0.930233
US.LRAL.BHZ.00 2023-02-28T19:49:01.48 10.0 negative automatic P 10 19.8180 0.892953 0.952381
CU.SDDR.BHZ.00 2023-02-28T19:48:59.18 10.0 positive automatic P 71 19.5595 1.32397 0.930233
MX.HPIG.BHZ. 2023-02-28T19:48:56.81 10.0 positive automatic P 316 19.2522 2.10672 0.930233
US.JCT.BHZ.00 2023-02-28T19:48:49.33 10.0 positive automatic P 336 18.8332 -0.596479 0.733945
IU.DWPF.BHZ.00 2023-02-28T19:48:30.90 10.0 positive automatic P 30 17.0169 1.94229 0.898876
CU.GTBY.BHZ.00 2023-02-28T19:48:23.50 10.0 negative automatic P 65 16.3793 2.45041 0.963855
MX.ZAIG.BHZ. 2023-02-28T19:47:56.41 10.0 negative automatic P 311 14.4298 -0.144325 0.888889
CU.MTDJ.BHZ.00 2023-02-28T19:47:48.48 10.0 positive automatic P 68 13.6540 2.37665 0.898876
MX.MOIG.BHZ. 2023-02-28T19:47:21.27 10.0 positive automatic P 303 11.6440 2.22415 0.869565
MX.TLIG.BHZ. 2023-02-28T19:46:34.01 10.0 positive automatic P 299 8.4295 -0.994575 0.930233
II.JTS.BHZ.00 2023-02-28T19:46:10.40 10.0 negative automatic P 119 6.6421 -0.0375912 0.97561
GE.BOAB.BHZ. 2023-02-28T19:45:48.65 10.0 positive automatic P 102 5.1911 -1.94583 0.909091
CU.TGUH.BHZ.00 2023-02-28T19:45:27.28 10.0 negative automatic P 81 3.5363 -0.827561 0.963855
MX.CCIG.BHZ. 2023-02-28T19:45:19.90 10.0 negative automatic P 336 3.0016 -0.994668 0.888889
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