Earthquake with magnitude of ML 2.4 on date 23-02-2023 and time 03:37:59 (UTC) in region Costa Croata Settentrionale (CROAZIA)

A magnitude ML 2.4 earthquake occured in region: Costa Croata Settentrionale (CROAZIA), on

  • 23-02-2023 03:37:59 (UTC)
  • 23-02-2023 04:37:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.8400, 14.7130 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Bulletin
Rev1000
ML 2.4 2023-02-23
03:37:59
44.8405 14.7133 10 2024-03-01
17:17:57
Bollettino Sismico Italiano INGV 115064411
Reviewed
Rev100
ML 2.4 2023-02-23
03:37:58
44.8463 14.811 10 2023-02-23
03:52:45
Sala Sismica INGV-Roma 114721921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-23 03:37:59 ± 0.26
Latitude 44.8405 ± 0.0207
Longitude 14.7133 ± 0.0406
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115064411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3660
Semi-minor axis of confidence ellipse (meter) 1520
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 3660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 312
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.16287
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 115064411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-13 16:06:03

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 114721921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-23 03:52:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-02-23T03:39:39.80 3.0 positive manual Pg 10.29 0
IV.FOSV.EHZ. 2023-02-23T03:39:08.34 3.0 undecidable manual Pg 2.01 0
OX.MLN.HHE. 2023-02-23T03:38:59.30 0.6 undecidable manual S 312 218.4147 38 1.1 25
OX.MPRI.HHE. 2023-02-23T03:38:56.61 0.6 undecidable manual S 320 205.1391 38 1.26 25
OX.BOO.HHE. 2023-02-23T03:38:56.14 0.6 undecidable manual S 323 206.4378 38 0.51 35
IV.PTCC.HHE. 2023-02-23T03:38:55.53 0.6 undecidable manual S 329 203.3409 38 0.58 34
OX.PRED.HHE. 2023-02-23T03:38:54.50 0.6 undecidable manual S 334 198.7455 38 0.52 36
RF.GEPF.HHZ. 2023-02-23T03:38:54.04 0.6 undecidable manual S 323 200.6436 38 -0.35 37
NI.VINO.HHZ. 2023-02-23T03:38:52.86 0.6 undecidable manual S 325 192.4629 38 0.24 40
OX.BAD.HNZ. 2023-02-23T03:38:52.64 0.6 undecidable manual S 324 192.1632 38 0.09 41
OX.DRE.HHZ. 2023-02-23T03:38:47.20 0.3 undecidable manual S 331 169.5969 50 -0.12 69
OX.SABO.HHZ. 2023-02-23T03:38:42.66 0.6 undecidable manual S 327 152.5362 50 -0.11 50
OX.CIMO.HHE. 2023-02-23T03:38:35.42 0.6 undecidable manual P 314 240.0819 38 -0.62 26
OX.CLUD.HHE. 2023-02-23T03:38:34.15 0.6 undecidable manual P 322 228.6933 38 -0.47 30
OX.PLRO.HHE. 2023-02-23T03:38:34.75 0.6 undecidable manual P 328 225.0081 38 0.59 30
IV.FREG.EHE. 2023-02-23T03:38:34.87 0.6 undecidable manual P 306 227.5056 38 0.4 31
OX.FUSE.HHE. 2023-02-23T03:38:33.36 0.3 undecidable manual P 323 219.3138 38 -0.09 52
OX.MLN.HHE. 2023-02-23T03:38:33.32 0.6 undecidable manual P 312 218.4147 38 -0.01 36
NI.POLC.HHZ. 2023-02-23T03:38:33.44 0.6 undecidable manual P 308 216.7164 38 0.31 34
OX.CAE.HHZ. 2023-02-23T03:38:33.65 0.6 undecidable manual P 307 219.5136 38 0.18 34
MN.TRI.HHE. 2023-02-23T03:38:33.47 0.6 undecidable manual S 323 121.5894 50 -1.03 39
OX.ACOM.HHZ. 2023-02-23T03:38:33.34 0.6 undecidable manual P 334 211.0332 38 0.93 28
NI.DST2.HHE. 2023-02-23T03:38:32.46 0.6 undecidable manual S 322 115.3956 50 -0.4 51
NI.PALA.HHZ. 2023-02-23T03:38:32.11 0.3 undecidable manual P 319 208.8354 38 -0.03 57
OX.MPRI.HHE. 2023-02-23T03:38:31.62 0.1 undecidable manual P 320 205.1391 38 -0.07 77
OX.BOO.HHE. 2023-02-23T03:38:31.24 0.6 undecidable manual P 323 206.4378 38 -0.61 33
RF.GEPF.HHZ. 2023-02-23T03:38:30.73 0.6 undecidable manual P 323 200.6436 38 -0.4 37
OX.PRED.HHE. 2023-02-23T03:38:30.85 0.3 undecidable manual P 334 198.7455 38 -0.05 60
IV.PTCC.HHE. 2023-02-23T03:38:30.75 0.3 undecidable manual P 329 203.3409 38 -0.71 49
NI.VINO.HHZ. 2023-02-23T03:38:29.72 0.3 undecidable manual P 325 192.4629 38 -0.39 58
OX.BAD.HNZ. 2023-02-23T03:38:29.96 0.3 undecidable manual P 324 192.1632 38 -0.11 61
OX.DRE.HHZ. 2023-02-23T03:38:26.80 0.1 undecidable manual P 331 169.5969 50 -0.25 89
OX.SABO.HHZ. 2023-02-23T03:38:24.33 0.1 undecidable manual P 327 152.5362 50 -0.09 100
SL.LJU.BHZ. 2023-02-23T03:38:21.96 0.6 undecidable manual P 354 134.2656 50 0.35 49
NI.DST2.HHE. 2023-02-23T03:38:19.02 0.3 undecidable manual P 322 115.3956 50 0.32 78
MN.TRI.HHE. 2023-02-23T03:38:19.93 0.3 undecidable manual P 323 121.5894 50 0.28 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.SABO.HHE. ML:1.8 0.000036370485 0.2 AML other m 2023-02-23T03:38:27.23
OX.SABO.HHN. ML:1.8 0.000033431845000000004 0.16 AML other m 2023-02-23T03:38:28.61
RF.GEPF.HHN. ML:2.5 0.00009757662999999999 0.5392 AML other m 2023-02-23T03:38:56.11
RF.GEPF.HHE. ML:2.4 0.000068997095 0.36 AML other m 2023-02-23T03:38:58.14
OX.ACOM.HHN. ML:2.3 0.000053281775 0.52 AML other m 2023-02-23T03:39:02.31
OX.CAE.HHN. ML:2.2 0.000033429915 0.4592 AML other m 2023-02-23T03:39:03.26
OX.CAE.HHE. ML:2.4 0.000059999999999999995 1.5 AML other m 2023-02-23T03:39:05.75
NI.POLC.HHN. ML:2.7 0.00014000105 2.68 AML other m 2023-02-23T03:39:07.40
NI.POLC.HHE. ML:2.7 0.000127138 0.4192 AML other m 2023-02-23T03:39:06.36
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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