Earthquake with magnitude of ML 1.8 on date 29-08-2018 and time 06:52:21 (UTC) in region Costa Croata Settentrionale (CROAZIA)

A magnitude ML 1.8 earthquake occured in region: Costa Croata Settentrionale (CROAZIA), on

  • 29-08-2018 06:52:21 (UTC)
  • 29-08-2018 08:52:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.1810, 14.4110 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

An earthquake occurred to
72 Km SE of Trieste (204420 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
ML 1.8 2018-08-29
06:52:21
45.1807 14.4112 10 2018-08-29
07:01:51
Sala Sismica INGV-Roma 60329291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-29 06:52:21 ± 0.35
Latitude 45.1807 ± 0.0261
Longitude 14.4112 ± 0.0498
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 60329291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4540
Semi-minor axis of confidence ellipse (meter) 1810
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
Circular confidence region, given by single value of horizontal uncertainty (meter) 4540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 327
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.69608
Epicentral distance of station farthest from the epicenter (degree) 1.60349
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 60329291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-29 07:01:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HHZ. 2018-08-29T06:53:03.73 0.3 undecidable manual S 324 148.0407 50 0.34 75
OX.SABO.HHZ. 2018-08-29T06:52:52.53 0.3 undecidable manual S 326 107.9142 50 -0.17 85
NI.POLC.HHE. 2018-08-29T06:52:50.13 0.3 undecidable manual P 303 175.491 50 0.35 66
IV.STAL.HHZ. 2018-08-29T06:52:49.36 0.3 undecidable manual P 313 177.9885 38 -0.77 57
OX.ACOM.HNN. 2018-08-29T06:52:48.55 0.3 undecidable manual P 336 166.8108 50 0.11 73
NI.PALA.HHZ. 2018-08-29T06:52:48.31 0.3 undecidable manual P 316 164.9127 50 0.15 73
IV.PTCC.HHZ. 2018-08-29T06:52:47.36 0.3 undecidable manual P 329 158.7189 50 0.15 75
OX.MPRI.HHZ. 2018-08-29T06:52:47.67 0.1 negative manual P 317 161.2164 50 0.09 100
NI.VINO.HHZ. 2018-08-29T06:52:45.21 0.3 undecidable manual P 324 148.0407 50 -0.34 75
MN.TRI.HHZ. 2018-08-29T06:52:44.26 0.3 undecidable manual S 320 77.2671 50 -0.25 89
OX.SABO.HHZ. 2018-08-29T06:52:39.44 0.3 undecidable manual P 326 107.9142 50 0.06 87
MN.TRI.HHZ. 2018-08-29T06:52:34.82 0.6 undecidable manual P 320 77.2671 50 0.17 60
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.MPRI.HHE. ML:2.1 0.00005925 0.76 AML other m 2018-08-29T06:53:12.04
MN.TRI.HHN. ML:1.5 0.000051250000000000006 1.42 AML other m 2018-08-29T06:52:46.83
IV.PTCC.HHE. ML:0.0 0.000025149999999999998 1.48 AML other m 2018-08-29T06:53:09.07
IV.PTCC.HHN. ML:0.0 0.000021150000000000002 1.62 AML other m 2018-08-29T06:53:10.06
OX.MPRI.HHN. ML:2.1 0.00005655 0.42 AML other m 2018-08-29T06:53:11.23
NI.VINO.HHN. ML:1.8 0.00003451174499999999 0.2016 AML other m 2018-08-29T06:53:07.37
NI.VINO.HHE. ML:1.8 0.000030629025 0.4192 AML other m 2018-08-29T06:53:09.19
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