Earthquake with magnitude of ML 1.1 on date 24-04-2020 and time 13:59:00 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 1.1 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 24-04-2020 11:59:00 (UTC)
  • 24-04-2020 13:59:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.0460, 13.7270 at 9 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Floriano del Collio GO 13 796 796
Gorizia GO 14 34844 35640
Stregna UD 15 356 35996
Grimacco UD 16 342 36338
Drenchia UD 17 115 36453
San Leonardo UD 18 1129 37582
Mossa GO 18 1584 39166
Prepotto UD 19 769 39935
Dolegna del Collio GO 19 370 40305
Savogna UD 20 411 40716
San Lorenzo Isontino GO 20 1564 42280
Capriva del Friuli GO 20 1713 43993
Savogna d'Isonzo GO 20 1717 45710

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Udine (99169 inhabitants)
44 Km N of Trieste (204420 inhabitants)
83 Km E of Pordenone (51229 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 1.1 2020-04-24
11:59:00
46.0463 13.7272 9 2020-07-18
21:08:37
Bollettino Sismico Italiano INGV 79377011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-24 11:59:00 ± 0.13
Latitude 46.0463 ± 0.0045
Longitude 13.7272 ± 0.0143
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79377011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1077
Semi-minor axis of confidence ellipse (meter) 296
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 192
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.52251
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 79377011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-20 18:16:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.ACOM.HNE. 2020-04-24T11:59:19.14 1.0 undecidable manual S 344 57.9975 50 -0.04 24
IV.PTCC.HHE. 2020-04-24T11:59:16.91 0.3 undecidable manual S 325 49.2174 50 0.07 71
OX.BAD.HNE. 2020-04-24T11:59:15.07 0.3 undecidable manual S 299 42.624 50 0.01 73
NI.VINO.HHZ. 2020-04-24T11:59:14.71 0.3 undecidable manual S 304 41.625 50 -0.1 72
MN.TRI.HHZ. 2020-04-24T11:59:13.80 0.3 undecidable manual S 176 37.5291 50 0.09 73
OX.ACOM.HNE. 2020-04-24T11:59:11.84 0.1 undecidable manual P 344 57.9975 50 0.47 86
OX.BAD.HNE. 2020-04-24T11:59:09.04 0.1 undecidable manual P 299 42.624 50 0.05 97
IV.PTCC.HHE. 2020-04-24T11:59:09.88 0.1 undecidable manual P 325 49.2174 50 -0.14 94
NI.VINO.HHZ. 2020-04-24T11:59:08.79 0.1 undecidable manual P 304 41.625 50 -0.06 97
MN.TRI.HHZ. 2020-04-24T11:59:07.81 0.1 undecidable manual P 176 37.5291 50 -0.41 91
OX.DRE.HHZ. 2020-04-24T11:59:06.44 0.3 undecidable manual S 336 15.4734 119 -0.4 71
OX.SABO.HHZ. 2020-04-24T11:59:05.23 0.3 undecidable manual S 228 9.6792 132 0.02 77
OX.DRE.HHZ. 2020-04-24T11:59:04.37 0.1 positive manual P 336 15.4734 119 0.13 100
OX.SABO.HHZ. 2020-04-24T11:59:03.51 0.1 undecidable manual P 228 9.6792 132 0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
NI.VINO.HHE. ML:0.7 0.00001675 1.02 AML other m 2020-04-24T11:59:15.38
NI.VINO.HHN. ML:0.8 0.0000184 1.5 AML other m 2020-04-24T11:59:16.88
OX.SABO.HNE. ML:1.7 0.00069303735 0.48 AML other m 2020-04-24T11:59:06.86
OX.SABO.HNN. ML:1.8 0.0008833518 0.48 AML other m 2020-04-24T11:59:05.69
OX.SABO.HHE. ML:1.1 0.00016182544999999998 0.4992 AML other m 2020-04-24T11:59:06.61
OX.SABO.HHN. ML:1.2 0.0002062958 0.4608 AML other m 2020-04-24T11:59:05.92
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