Earthquake with magnitude of mb 4.7 on date 31-08-2022 and time 16:02:20 (Italy) in region Dodecanese Islands, Greece [Sea: Greece]

A magnitude mb 4.7 earthquake occured in region: Dodecanese Islands, Greece [Sea: Greece], on

  • 31-08-2022 14:02:20 (UTC)
  • 31-08-2022 16:02:20 (UTC +02:00) Italian time
  • 31-08-2022 17:02:20 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.4770, 26.8420 at 14 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 4.7
Mwp 5.0
2022-08-31
14:02:20
37.4766 26.8418 14 2022-08-31
14:18:42
Sala Sismica INGV-Roma 109179851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-31 14:02:20
Latitude 37.4766
Longitude 26.8418
Depth (km) 14 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 109179851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2223
Semi-minor axis of confidence ellipse (meter) 597
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 1834.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94.8081
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.43413
Epicentral distance of station closest to the epicenter (degree) 1.59545
Epicentral distance of station farthest from the epicenter (degree) 27.28140
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

Mwp:5.0

Field Value
Value 5.0
Uncertainty 0.3
Num. used stations 6
Type of magnitude Mwp
Reference to an origin 109179851
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-08-31 14:18:42

mb:4.7

Field Value
Value 4.7
Uncertainty 0.2
Num. used stations 11
Type of magnitude mb
Reference to an origin 109179851
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-08-31 14:18:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
PM.PVAQ.BHZ. 2022-08-31T14:08:04.64 10.0 negative automatic P 281 27.2814 0.63453 0.909091
GE.EIL.BHZ. 2022-08-31T14:04:45.40 10.0 positive automatic P 137 10.3149 -2.20107 0.930233
GE.MSBI.BHZ. 2022-08-31T14:04:35.85 10.0 positive automatic P 129 9.3395 1.68792 0.930233
MN.CUC.BHZ. 2022-08-31T14:04:29.72 10.0 negative automatic P 290 8.9545 0.690383 0.851064
MN.BZS.BHZ. 2022-08-31T14:04:28.42 10.0 positive automatic P 336 9.0196 -1.43962 0.930233
MN.CEL.BHZ. 2022-08-31T14:04:25.32 10.0 positive automatic P 279 8.6725 0.146955 0.952381
MN.DIVS.BHZ. 2022-08-31T14:04:21.05 10.0 negative automatic P 324 8.4040 -0.501254 0.869565
MN.TIP.BHZ. 2022-08-31T14:04:17.37 10.0 negative automatic P 285 8.0864 0.221013 0.888889
MN.PDG.BHZ. 2022-08-31T14:04:13.22 10.0 positive automatic P 313 7.6299 2.46542 0.952381
GE.TIRR.BHZ. 2022-08-31T14:04:04.34 10.0 positive automatic P 9 7.0809 1.10725 0.930233
GE.CSS.BHZ. 2022-08-31T14:03:45.35 10.0 negative automatic P 114 5.8061 -0.423656 0.869565
HT.LIT.HHZ. 2022-08-31T14:03:24.39 10.0 positive automatic P 309 4.2896 -0.569878 0.985222
HL.ITM.HHZ. 2022-08-31T14:03:20.86 10.0 negative automatic P 267 3.9203 1.00086 0.990099
HT.AGG.HHZ. 2022-08-31T14:03:19.23 10.0 positive automatic P 295 3.8602 0.162607 0.961538
HL.RDO.HHZ. 2022-08-31T14:03:16.03 10.0 positive automatic P 345 3.8048 -2.19159 0.938967
GE.ISP.BHZ.00 2022-08-31T14:03:05.80 10.0 positive automatic P 82 2.9261 -0.508863 0.930233
KO.ELL.BHZ. 2022-08-31T14:03:03.06 10.0 negative automatic P 106 2.5514 1.88263 0.925926
GE.KARP.BHZ. 2022-08-31T14:02:51.60 10.0 positive automatic P 172 1.9464 -1.14037 0.952381
HL.ARG.HHZ. 2022-08-31T14:02:47.92 10.0 negative automatic P 141 1.6258 -0.343101 0.97561
KO.DKL.BHZ. 2022-08-31T14:02:45.16 10.0 positive automatic P 2 1.5954 -2.66726 0.238095
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