Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of mb 4.7 on date 16-09-2022 and time 14:58:08 (Italy) in region Costa Occidentale Peloponneso (GRECIA)

A magnitude mb 4.7 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on

  • 16-09-2022 12:58:08 (UTC)
  • 16-09-2022 14:58:08 (UTC +02:00) Italian time
  • 16-09-2022 15:58:08 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.4320, 21.2700 at 18 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 4.7 2022-09-16
12:58:08		 37.4317 21.27 18 2022-09-16
13:50:56		 Sala Sismica INGV-Roma 109783581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-16 12:58:08
Latitude 37.4317
Longitude 21.2700
Depth (km) 18 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 109783581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2073
Semi-minor axis of confidence ellipse (meter) 1700
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 2062.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98.9537
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.06144
Epicentral distance of station closest to the epicenter (degree) 0.57934
Epicentral distance of station farthest from the epicenter (degree) 46.14997
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitude information

mb:4.7

Field Value
Value 4.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude mb
Reference to an origin 109783581
Agency INGV
Autore early-est_ee1.2.4
Time of creation (UTC) 2022-09-16 13:50:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
DK.NOR.BHZ. 2022-09-16T13:06:30.35 10.0 positive automatic P 353 46.1500 -1.3556 0.40244
II.KURK.BHZ.00 2022-09-16T13:05:57.35 10.0 positive automatic P 53 42.1207 -1.62679 0.441108
GT.DBIC.BHZ.00 2022-09-16T13:05:31.13 10.0 positive automatic P 224 38.8551 -0.289335 0.588771
II.ARTI.BHZ.00 2022-09-16T13:04:22.67 10.0 positive automatic P 40 31.0482 -2.47304 0.889165
PL.SUW.BHZ. 2022-09-16T13:02:01.41 10.0 positive automatic P 4 16.6321 1.7989 0.952381
GE.MSBI.BHZ. 2022-09-16T13:01:12.10 10.0 positive automatic P 114 13.1192 -1.55027 0.909091
MN.DIVS.BHZ. 2022-09-16T12:59:44.10 10.0 positive automatic P 352 6.7357 -1.85667 0.8
IV.USI.BHZ. 2022-09-16T12:59:42.80 10.0 positive automatic P 284 6.4935 -0.174729 0.97561
IV.GIB.BHZ. 2022-09-16T12:59:33.85 10.0 positive automatic P 278 5.7561 0.877141 0.930233
GE.KARP.BHZ. 2022-09-16T12:59:24.75 10.0 positive automatic P 110 5.0960 0.723301 0.909091
MN.PDG.BHZ. 2022-09-16T12:59:24.57 10.0 positive automatic P 344 5.2293 -1.06983 0.930233
KO.ENEZ.HHZ. 2022-09-16T12:59:23.68 10.0 positive automatic P 47 5.0268 0.89511 0.970874
MN.CUC.BHZ. 2022-09-16T12:59:23.52 10.0 positive automatic P 303 4.9661 1.47628 0.952381
HL.RDO.HHZ. 2022-09-16T12:59:21.91 10.0 positive automatic P 40 4.9671 0.259413 0.961538
KO.BLCB.BHZ. 2022-09-16T12:59:18.78 10.0 positive automatic P 76 4.6518 1.13674 0.980392
MN.CEL.BHZ. 2022-09-16T12:59:12.32 10.0 positive automatic P 283 4.3245 -0.453134 0.97561
AC.PHP.HHZ. 2022-09-16T12:59:12.90 10.0 positive automatic P 352 4.3005 -0.00216038 0.970874
IV.SERS.HHZ. 2022-09-16T12:59:07.86 10.0 positive automatic P 295 3.9392 -0.168551 0.985222
MN.TIP.BHZ. 2022-09-16T12:59:06.97 10.0 positive automatic P 298 3.9474 -0.663058 0.909091
MN.IDI.HHZ. 2022-09-16T12:59:03.80 10.0 positive automatic P 125 3.6179 0.267586 0.327198
IV.SCTE.HHZ. 2022-09-16T12:59:00.13 10.0 positive automatic P 321 3.4272 -0.67798 0.980392
AC.KBN.HHZ. 2022-09-16T12:58:59.46 10.0 positive automatic P 353 3.2136 1.47704 0.829876
GE.APE.BHZ. 2022-09-16T12:58:59.90 10.0 positive automatic P 95 3.4104 -0.46256 0.930233
HT.LIT.HHZ. 2022-09-16T12:58:52.67 10.0 positive automatic P 19 2.8355 -0.036322 0.914659
AC.SRN.HHZ. 2022-09-16T12:58:50.97 10.0 positive automatic P 338 2.6412 0.99606 0.980392
MN.KEK.BHZ. 2022-09-16T12:58:49.15 10.0 positive automatic P 334 2.5552 0.316866 0.930233
HT.AGG.HHZ. 2022-09-16T12:58:38.68 10.0 positive automatic P 27 1.7964 0.425445 1.44078
HL.VLS.HHZ. 2022-09-16T12:58:25.56 10.0 positive automatic P 324 0.9192 -0.100026 1.97703
HL.ITM.HHZ. 2022-09-16T12:58:19.88 10.0 positive automatic P 116 0.5793 0.177475 1.17496
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