Earthquake with magnitude of Mwp 5.7 on date 01-03-2023 and time 19:28:10 (UTC) in region Northern Mariana Islands Guam [Sea]

A magnitude Mwp 5.7 earthquake occured in region: Northern Mariana Islands Guam [Sea], on

  • 01-03-2023 19:28:10 (UTC)
  • 01-03-2023 20:28:10 (UTC +01:00) Italian time
  • 02-03-2023 05:28:10 (UTC +10:00) local time in the region of the earthquake (Pacific/Saipan)

and geographic coordinates (lat, lon) 14.0700, 146.7990 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 6.1
2023-03-01
19:28:10
14.0695 146.799 20 2023-03-01
19:48:21
Sala Sismica INGV-Roma 114922721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-01 19:28:10
Latitude 14.0695
Longitude 146.7990
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 114922721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 17169
Semi-minor axis of confidence ellipse (meter) 3762
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 14138.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150.624
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.25679
Epicentral distance of station closest to the epicenter (degree) 1.93537
Epicentral distance of station farthest from the epicenter (degree) 99.13823
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

Mwp:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 7
Type of magnitude Mwp
Reference to an origin 114922721
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-01 19:48:21

Mwpd:6.1

Field Value
Value 6.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude Mwpd
Reference to an origin 114922721
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-01 19:48:21

mb:5.1

Field Value
Value 5.1
Uncertainty 0.1
Num. used stations 20
Type of magnitude mb
Reference to an origin 114922721
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-01 19:48:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.TIRR.BHZ. 2023-03-01T19:41:41.90 10.0 negative automatic P 321 99.1382 -6.97974 0.0419656
US.DUG.BHZ.00 2023-03-01T19:41:04.35 10.0 positive automatic PcP 49 88.6609 1.73005 0
US.ELK.BHZ.00 2023-03-01T19:40:55.30 10.0 positive automatic PcP 49 86.7357 1.05498 0
US.BMO.BHZ.00 2023-03-01T19:40:42.58 10.0 positive automatic PcP 45 84.2093 -0.360958 0
US.WVOR.BHZ.00 2023-03-01T19:40:40.88 10.0 positive automatic PcP 48 83.8503 -0.514537 0
II.AAK.BHZ.00 2023-03-01T19:39:01.97 10.0 negative automatic P 311 67.5668 -2.30322 0.310239
IO.EVN.BHZ. 2023-03-01T19:37:55.95 10.0 positive automatic P 294 57.1416 0.875439 0.432688
NZ.OUZ.HHZ.10 2023-03-01T19:37:44.49 10.0 positive automatic P 153 55.4465 2.36855 0.47911
AU.MORW.BHZ. 2023-03-01T19:37:18.92 10.0 positive automatic P 214 52.3757 -0.800757 0.54724
GE.GSI.BHZ. 2023-03-01T19:37:04.22 10.0 negative automatic P 260 50.2893 0.166282 0.548976
IU.YAK.BHZ.00 2023-03-01T19:36:57.57 10.0 negative automatic P 350 49.4957 -0.454825 0.549242
MY.KUM.BHZ. 2023-03-01T19:36:34.92 10.0 positive automatic P 264 46.2458 2.08198 0.631704
IU.MA2.BHZ.00 2023-03-01T19:36:27.47 10.0 positive automatic P 3 45.5987 -0.306827 0.613991
MY.KOM.BHZ. 2023-03-01T19:36:17.47 10.0 positive automatic P 258 44.1730 1.09109 0.653432
IU.MBWA.BHZ.00 2023-03-01T19:36:16.15 10.0 positive automatic P 218 44.1271 0.10827 0.677896
AU.WRKA.BHZ.00 2023-03-01T19:36:06.83 10.0 positive automatic P 205 43.0666 -0.739636 0.714857
GE.JAGI.BHZ. 2023-03-01T19:35:36.47 10.0 positive automatic P 237 39.4615 -1.39631 0.349714
AU.MTN.BHZ.00 2023-03-01T19:34:25.40 10.0 positive automatic P 211 31.0662 -0.259789 0.952169
AU.KDU.BHZ.00 2023-03-01T19:34:18.63 10.0 negative automatic P 209 30.2870 -0.141087 0.924326
GE.LUWI.BHZ. 2023-03-01T19:33:59.17 10.0 positive automatic P 240 28.1891 -0.975822 0.701754
GE.SANI.BHZ. 2023-03-01T19:33:40.62 10.0 positive automatic P 234 26.1752 -1.44208 0.851064
GE.PMG.BHZ.00 2023-03-01T19:33:17.17 10.0 negative automatic P 179 23.4804 -0.350112 0.816327
JP.JSU.BHZ. 2023-03-01T19:33:12.70 10.0 negative automatic P 322 22.9846 0.324197 0.909091
G.INU.BHZ.00 2023-03-01T19:33:11.81 10.0 negative automatic P 339 23.0232 -0.924644 0.754717
GE.FAKI.BHZ. 2023-03-01T19:33:06.47 10.0 positive automatic P 221 22.2867 1.53848 0.851064
JP.JOW.BHZ. 2023-03-01T19:32:57.65 10.0 positive automatic P 309 21.4983 1.14061 0.930233
IU.GUMO.BHZ.00 2023-03-01T19:28:40.55 10.0 negative automatic P 256 1.9354 -0.206962 0.952381
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