Earthquake with magnitude of ML 2.1 on date 17-08-2019 and time 03:02:26 (UTC) in region Costa Croata Settentrionale (CROAZIA)

A magnitude ML 2.1 earthquake occured in region: Costa Croata Settentrionale (CROAZIA), on

  • 17-08-2019 03:02:26 (UTC)
  • 17-08-2019 05:02:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.3940, 14.3380 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

An earthquake occurred to
53 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
Bulletin
Rev1000
ML 2.1 2019-08-17
03:02:26
45.3945 14.3383 10 2019-11-13
14:31:01
Bollettino Sismico Italiano INGV 72101391
Reviewed
Rev100
ML 2.2 2019-08-17
03:02:26
45.4023 14.3185 2 2019-08-17
05:41:52
Sala Sismica INGV-Roma 71563891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-17 03:02:26 ± 0.44
Latitude 45.3945 ± 0.0288
Longitude 14.3383 ± 0.0243
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72101391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3310
Semi-minor axis of confidence ellipse (meter) 1750
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 14
Circular confidence region, given by single value of horizontal uncertainty (meter) 3310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.51
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.42632
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 71563891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-17 05:41:52

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 72101391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-15 23:59:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILZ.HHZ. 2019-08-17T03:04:12.98 3.0 negative manual Pn 1.05 0
IT.RMMM.HGZ. 2019-08-17T03:04:06.69 3.0 undecidable manual Sn -4.75 0
IV.ATTE.HHZ. 2019-08-17T03:03:47.64 3.0 undecidable manual Sg 3.54 0
IV.ATFO.HHZ. 2019-08-17T03:03:45.04 3.0 undecidable manual Sg 6.48 0
IV.TERO.HHZ. 2019-08-17T03:03:42.31 3.0 undecidable manual Sn -7.04 0
IV.NARO.HHZ. 2019-08-17T03:03:32.52 3.0 undecidable manual Sn -0.9 0
IT.RMMM.HGZ. 2019-08-17T03:03:25.80 3.0 undecidable manual Pn 0.89 0
IV.STAL.HHZ. 2019-08-17T03:03:12.58 0.6 undecidable manual S 308 158.3193 50 0.67 37
OX.BOO.HHE. 2019-08-17T03:03:07.51 0.6 undecidable manual S 317 140.3484 50 0.38 43
RF.GEPF.HHZ. 2019-08-17T03:03:06.26 0.6 undecidable manual S 317 134.6652 50 0.65 40
OX.BAD.HHE. 2019-08-17T03:03:03.70 0.6 undecidable manual S 318 125.7741 50 0.45 44
OX.PLRO.HHE. 2019-08-17T03:02:53.47 0.1 undecidable manual P 325 157.5201 50 0.67 74
IV.STAL.HHZ. 2019-08-17T03:02:52.68 0.3 undecidable manual P 308 158.3193 50 -0.24 62
OX.SABO.HHZ. 2019-08-17T03:02:51.12 0.6 undecidable manual S 321 85.4478 50 -1.36 32
OX.ACOM.HHZ. 2019-08-17T03:02:50.89 0.3 undecidable manual P 334 142.8459 50 0.35 64
OX.MPRI.HHZ. 2019-08-17T03:02:50.60 0.1 undecidable manual P 312 140.4483 50 0.44 85
OX.BOO.HHE. 2019-08-17T03:02:49.81 0.1 undecidable manual P 317 140.3484 50 -0.35 86
SL.LJU.BHZ. 2019-08-17T03:02:49.43 0.3 undecidable manual S 11 73.4709 50 0.14 77
RF.GEPF.HHZ. 2019-08-17T03:02:49.19 0.1 undecidable manual P 317 134.6652 50 -0.09 92
IV.PTCC.HHZ. 2019-08-17T03:02:49.68 0.3 undecidable manual P 326 135.6642 50 0.25 67
OX.BAD.HHE. 2019-08-17T03:02:47.82 0.3 undecidable manual P 318 125.7741 50 -0.09 70
MN.TRI.HHZ. 2019-08-17T03:02:40.96 0.6 undecidable manual S 308 56.5989 50 -3.82 2
OX.SABO.HHZ. 2019-08-17T03:02:39.35 0.1 undecidable manual P 321 85.4478 50 -2.35 28
SL.BOJS.BHZ. 2019-08-17T03:02:39.95 0.1 undecidable manual P 80 72.1722 50 0.31 100
CR.BRJN.HHZ. 2019-08-17T03:02:38.23 3.0 positive manual P -1.4 0
SL.LJU.BHZ. 2019-08-17T03:02:38.84 0.3 undecidable manual P 11 73.4709 50 -1.01 58
MN.TRI.HHZ. 2019-08-17T03:02:33.74 0.1 undecidable manual P 308 56.5989 50 -3.51 5
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TRI.HHE. ML:2.0 0.00021531125000000002 0.0992 AML other m 2019-08-17T03:02:41.53
MN.TRI.HHN. ML:1.9 0.0001777003 0.16 AML other m 2019-08-17T03:02:42.72
SL.LJU.BHN. ML:2.4 0.00041361605 0.2016 AML other m 2019-08-17T03:02:49.59
SL.BOJS.BHN. ML:1.8 0.000107727095 0.4 AML other m 2019-08-17T03:02:52.51
OX.SABO.HNE. ML:2.5 0.00036072665 0.28 AML other m 2019-08-17T03:02:53.14
SL.BOJS.BHE. ML:1.8 0.00010990012999999998 0.2 AML other m 2019-08-17T03:02:56.06
RF.GEPF.HHE. ML:1.9 0.000049021415 0.2592 AML other m 2019-08-17T03:03:08.54
IV.PTCC.HHE. ML:1.7 0.00003249067 0.3792 AML other m 2019-08-17T03:03:09.44
IV.PTCC.HHN. ML:1.7 0.000032068149999999996 0.3008 AML other m 2019-08-17T03:03:09.47
RF.GEPF.HHN. ML:1.8 0.00004084061 0.3008 AML other m 2019-08-17T03:03:10.14
OX.MPRI.HHN. ML:2.2 0.00008860915999999999 0.48 AML other m 2019-08-17T03:03:10.10
OX.MPRI.HNN. ML:2.1 0.00006906434 0.48 AML other m 2019-08-17T03:03:11.98
OX.MPRI.HNE. ML:2.1 0.000074844035 0.24 AML other m 2019-08-17T03:03:12.06
OX.MPRI.HHE. ML:2.3 0.00010682915 0.2992 AML other m 2019-08-17T03:03:12.06
OX.ACOM.HNE. ML:2.5 0.000182614 0.4 AML other m 2019-08-17T03:03:12.50
OX.ACOM.HHN. ML:2.2 0.00009504469500000001 0.4192 AML other m 2019-08-17T03:03:12.56
OX.ACOM.HNN. ML:2.2 0.00009118447999999999 0.44 AML other m 2019-08-17T03:03:12.56
OX.ACOM.HHE. ML:2.5 0.00016751925 0.36 AML other m 2019-08-17T03:03:12.88
IV.STAL.HHE. ML:2.2 0.000077054365 0.2 AML other m 2019-08-17T03:03:16.27
IV.STAL.HHN. ML:2.2 0.00007080043 0.3392 AML other m 2019-08-17T03:03:17.26
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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