Earthquake with magnitude of mb 4.7 on date 16-03-2023 and time 11:55:09 (Italy) in region Turkey

A magnitude mb 4.7 earthquake occured in region: Turkey, on

  • 16-03-2023 10:55:09 (UTC)
  • 16-03-2023 11:55:09 (UTC +01:00) Italian time
  • 16-03-2023 13:55:09 (UTC +03:00) local time in the region of the earthquake (Europe/Istanbul)

and geographic coordinates (lat, lon) 40.7710, 31.6260 at 10 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 4.8
2023-03-16
10:55:09
40.7707 31.626 10 2023-03-16
11:08:16
Sala Sismica INGV-Roma 115429081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-16 10:55:09
Latitude 40.7707
Longitude 31.6260
Depth (km) 10 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 115429081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8977
Semi-minor axis of confidence ellipse (meter) 7803
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 169
Circular confidence region, given by single value of horizontal uncertainty (meter) 7245.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78.3239
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) 2.83775
Epicentral distance of station closest to the epicenter (degree) 1.26765
Epicentral distance of station farthest from the epicenter (degree) 52.25580
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:4.8

Field Value
Value 4.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude Mwp
Reference to an origin 115429081
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-16 11:08:16

mb:4.7

Field Value
Value 4.7
Uncertainty 0.2
Num. used stations 14
Type of magnitude mb
Reference to an origin 115429081
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-03-16 11:08:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IU.ULN.BHZ.00 2023-03-16T11:04:24.22 10.0 negative automatic P 55 52.2558 3.4338 0.517247
DK.SCO.BHZ. 2023-03-16T11:02:45.35 10.0 negative automatic P 335 40.0261 1.10913 0.746697
II.KURK.BHZ.00 2023-03-16T11:01:51.50 10.0 positive automatic P 57 33.6398 1.5954 0.835106
RD.MTLF.BHZ. 2023-03-16T11:00:03.98 10.0 negative automatic P 287 21.8708 1.88181 0.934579
RD.LOR.BHZ. 2023-03-16T10:59:53.48 10.0 negative automatic P 297 20.8676 2.15415 0.434783
MN.BNI.BHZ. 2023-03-16T10:59:31.07 10.0 positive automatic P 292 18.6855 3.40296 0.91954
G.ECH.BHZ.00 2023-03-16T10:59:31.45 10.0 positive automatic P 301 18.8695 1.89985 0.869565
IV.BOB.BHZ. 2023-03-16T10:59:08.15 10.0 positive automatic P 291 16.7063 4.73338 0.952381
OE.DAVA.BHZ. 2023-03-16T10:59:07.87 10.0 positive automatic P 300 16.8659 2.31862 0.952381
MN.CUC.BHZ. 2023-03-16T10:58:02.12 10.0 positive automatic P 271 12.0516 1.11196 0.909091
IU.KIEV.BHZ.00 2023-03-16T10:57:29.32 10.0 positive automatic P 351 10.0691 -4.47765 0.930233
MN.DIVS.BHZ. 2023-03-16T10:57:20.67 10.0 negative automatic P 295 9.1982 -1.33702 0.952381
MN.BZS.BHZ. 2023-03-16T10:57:12.27 10.0 positive automatic P 307 8.7360 -3.26742 0.952381
HL.ITM.HHZ. 2023-03-16T10:57:09.84 10.0 negative automatic P 248 8.3464 -0.38721 0.985222
HT.AGG.HHZ. 2023-03-16T10:56:54.32 10.0 negative automatic P 259 7.3347 -2.05407 0.322061
HL.RDO.HHZ. 2023-03-16T10:56:16.60 10.0 positive automatic P 277 4.6135 -2.31102 0.970874
GE.TIRR.BHZ. 2023-03-16T10:56:13.30 10.0 positive automatic P 328 4.3794 -2.39031 0.952381
HT.ALN.HHZ. 2023-03-16T10:56:10.89 10.0 negative automatic P 274 4.2201 -2.60945 0.930233
GE.ISP.BHZ.00 2023-03-16T10:55:56.10 10.0 negative automatic P 197 3.0520 -1.50768 0.909091
IU.ANTO.BHZ.00 2023-03-16T10:55:31.80 10.0 negative automatic P 135 1.2677 -1.24386 0.987654
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