Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of mb 4.5 on date 16-08-2023 and time 16:37:04 (Italy) in region Turkey

A magnitude mb 4.5 earthquake occured in region: Turkey, on

  • 16-08-2023 14:37:04 (UTC)
  • 16-08-2023 16:37:04 (UTC +02:00) Italian time
  • 16-08-2023 17:37:04 (UTC +03:00) local time in the region of the earthquake (Asia/Famagusta)

and geographic coordinates (lat, lon) 37.6010, 35.3050 at 36 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 4.5 2023-08-16
14:37:04		 37.6014 35.3048 36 2023-08-16
14:50:54		 Sala Sismica INGV-Roma 120187991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-16 14:37:04
Latitude 37.6014
Longitude 35.3048
Depth (km) 36 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 120187991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5934973
Semi-minor axis of confidence ellipse (meter) 3930400
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 5478090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119.895
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) 1.12974
Epicentral distance of station closest to the epicenter (degree) 2.33167
Epicentral distance of station farthest from the epicenter (degree) 47.75650
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitude information

mb:4.5

Field Value
Value 4.5
Uncertainty 0.1
Num. used stations 24
Type of magnitude mb
Reference to an origin 120187991
Agency INGV
Autore Auto added
Time of creation (UTC) 2023-08-16 14:50:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GT.DBIC.BHZ.00 2023-08-16T14:45:36.38 10.0 positive automatic P 240 5300.9715 -0.95404 0.380369
IU.MAKZ.BHZ.00 2023-08-16T14:43:55.97 10.0 positive automatic P 60 3909.2979 0.770534 0.682958
II.KURK.BHZ.00 2023-08-16T14:43:37.50 10.0 positive automatic P 53 3679.206 0.491772 0.376669
RD.MFF.BHZ. 2023-08-16T14:42:46.78 10.0 positive automatic P 300 3055.6302 -1.08825 0.952381
RD.RJF.BHZ. 2023-08-16T14:42:35.74 10.0 positive automatic P 298 2913.8499 -0.660662 0.892857
RD.LOR.BHZ. 2023-08-16T14:42:22.98 10.0 positive automatic P 303 2766.8082 -1.42995 0.892857
II.ARTI.BHZ.00 2023-08-16T14:42:17.02 10.0 positive automatic P 32 2693.8257 -1.36692 0.952381
RD.ORIF.BHZ. 2023-08-16T14:42:08.54 10.0 positive automatic P 298 2569.428 0.574041 0.943396
G.ECH.BHZ.00 2023-08-16T14:42:04.95 10.0 positive automatic P 306 2553.5883 -1.42622 0.952381
II.BFO.BHZ.00 2023-08-16T14:41:57.82 10.0 positive automatic P 307 2475.1446 -0.874199 0.8
GE.VSU.BHZ. 2023-08-16T14:41:50.85 10.0 positive automatic P 348 2396.7009 0.463335 0.888889
OE.DAVA.BHZ. 2023-08-16T14:41:44.72 10.0 positive automatic P 306 2328.8133 -0.0277144 0.952381
MN.VSL.BHZ. 2023-08-16T14:41:37.37 10.0 positive automatic P 283 2252.6229 -0.0603727 0.869565
MN.VLC.BHZ. 2023-08-16T14:41:32.57 10.0 positive automatic P 297 2203.9827 -0.473869 0.888889
PL.KSP.BHZ. 2023-08-16T14:41:22.69 10.0 positive automatic P 321 2097.0453 0.978131 0.930233
IV.PTCC.BHZ. 2023-08-16T14:41:17.30 10.0 positive automatic P 305 2047.6947 0.415937 0.869565
IV.LNSS.BHZ. 2023-08-16T14:41:10.40 10.0 positive automatic P 293 1963.5012 2.07412 0.909091
IV.SERS.HHZ. 2023-08-16T14:40:29.64 10.0 positive automatic P 281 1626.1056 0.119326 0.877193
IU.KIEV.BHZ.00 2023-08-16T14:40:15.72 10.0 positive automatic P 344 1531.2228 -1.9872 0.888889
MN.IDI.HHZ. 2023-08-16T14:39:08.73 10.0 positive automatic P 258 964.1127 0.788909 0.97561
HL.RDO.HHZ. 2023-08-16T14:39:04.46 10.0 positive automatic P 298 925.185 1.66933 0.97561
GE.EIL.BHZ. 2023-08-16T14:38:58.45 10.0 positive automatic P 182 880.9626 1.69619 0.952381
HT.ALN.HHZ. 2023-08-16T14:38:56.81 10.0 positive automatic P 298 874.9242 0.0407515 0.97561
GE.MSBI.BHZ. 2023-08-16T14:38:34.15 10.0 positive automatic P 180 698.0346 -0.728607 0.97561
HL.ARG.HHZ. 2023-08-16T14:38:31.48 10.0 positive automatic P 259 655.7103 1.02024 0.487805
KO.SNOP.HHZ. 2023-08-16T14:38:10.53 10.0 positive automatic P 359 490.4646 1.26666 0.980392
KO.HDMB.HHZ. 2023-08-16T14:37:40.41 10.0 positive automatic P 255 258.8187 -0.476164 2.34558
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