Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 10-03-2020 and time 10:30:31 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 1.2 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 10-03-2020 09:30:31 (UTC)
  • 10-03-2020 10:30:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.8490, 13.5870 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Doberdò del Lago GO 4 1404 1404
Monfalcone GO 6 28258 29662
Savogna d'Isonzo GO 6 1717 31379
Ronchi dei Legionari GO 7 11963 43342
Gradisca d'Isonzo GO 8 6497 49839
Staranzano GO 8 7183 57022
Fogliano Redipuglia GO 8 3054 60076
Sagrado GO 9 2193 62269
Farra d'Isonzo GO 9 1733 64002
San Pier d'Isonzo GO 10 2029 66031
Mossa GO 11 1584 67615
San Lorenzo Isontino GO 11 1564 69179
Gorizia GO 11 34844 104023
Turriaco GO 11 2826 106849
Moraro GO 12 768 107617
Villesse GO 12 1720 109337
San Canzian d'Isonzo GO 12 6195 115532
Duino-Aurisina TS 12 8561 124093
Capriva del Friuli GO 12 1713 125806
Romans d'Isonzo GO 12 3709 129515
Mariano del Friuli GO 12 1530 131045
Ruda UD 15 2935 133980
Medea GO 15 953 134933
San Floriano del Collio GO 15 796 135729
Campolongo Tapogliano UD 15 1167 136896
Fiumicello UD 15 4971 141867
Cormons GO 15 7414 149281
Villa Vicentina UD 15 1384 150665
Chiopris-Viscone UD 17 648 151313
Aiello del Friuli UD 18 2270 153583
San Vito al Torre UD 18 1269 154852
Sgonico TS 18 2062 156914
Visco UD 19 785 157699
Terzo d'Aquileia UD 19 2866 160565
Aquileia UD 19 3359 163924
Cervignano del Friuli UD 20 13844 177768
Corno di Rosazzo UD 20 3219 180987

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of Trieste (204420 inhabitants)
36 Km SE of Udine (99169 inhabitants)
73 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 1.2 2020-03-10
09:30:31		 45.8487 13.5873 10 2020-07-18
21:08:27		 Bollettino Sismico Italiano INGV 77409411
Reviewed
Rev100 		ML 1.5 2020-03-10
09:30:31		 45.8462 13.5708 10 2020-03-10
09:43:21		 Sala Sismica INGV-Roma 77167311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-10 09:30:31 ± 0.11
Latitude 45.8487 ± 0.0054
Longitude 13.5873 ± 0.0155
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77409411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1157
Semi-minor axis of confidence ellipse (meter) 559
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 1160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70057
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 77167311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-10 09:43:21

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 77409411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-25 11:12:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRJA.HHZ. 2020-03-10T09:32:32.28 3.0 undecidable manual Pn 2.01 0
GU.RORO.HHZ. 2020-03-10T09:32:31.21 3.0 undecidable manual Sn -4.23 0
IV.APRC.HHZ. 2020-03-10T09:32:30.78 3.0 undecidable manual Sn 0.59 0
IV.TDS.HHZ. 2020-03-10T09:32:21.11 3.0 undecidable manual Pg 13.45 0
IV.FIR.HHZ. 2020-03-10T09:31:58.47 3.0 undecidable manual Sg 3.58 0
IV.MCRV.HHZ. 2020-03-10T09:31:55.04 3.0 undecidable manual Pn 5.03 0
IV.CADC.HNZ. 2020-03-10T09:31:52.91 3.0 undecidable manual Sg 2.38 0
IV.PTRJ.HNZ. 2020-03-10T09:31:50.04 3.0 undecidable manual Pg 8.77 0
IV.ROSPO.HHZ. 2020-03-10T09:31:41.68 3.0 positive manual Pg 11.72 0
IV.PAOL.HHZ. 2020-03-10T09:31:41.85 3.0 undecidable manual Pn -4 0
IV.EUCT.HNZ. 2020-03-10T09:31:35.00 3.0 negative manual Pg 9.37 0
IV.BRSN.EHZ. 2020-03-10T09:31:31.19 3.0 undecidable manual Sg -4.85 0
IV.FDMO.HHZ. 2020-03-10T09:31:24.89 3.0 negative manual Pg 5.91 0
OX.ACOM.HHZ. 2020-03-10T09:30:55.49 0.3 undecidable manual S 356 77.7666 50 0.1 66
IV.PTCC.HHZ. 2020-03-10T09:30:52.02 0.3 undecidable manual S 344 64.491 50 0.17 67
OX.MPRI.HHN. 2020-03-10T09:30:51.78 0.3 undecidable manual S 314 63.3921 50 0.22 66
NI.VINO.HHZ. 2020-03-10T09:30:48.85 0.1 undecidable manual S 332 50.9157 50 0.62 81
OX.BAD.HNE. 2020-03-10T09:30:48.34 0.3 undecidable manual S 328 50.3163 50 0.3 67
OX.ACOM.HHZ. 2020-03-10T09:30:45.43 0.1 undecidable manual P 356 77.7666 50 -0.01 89
OX.FUSE.HHZ. 2020-03-10T09:30:45.30 0.3 undecidable manual P 325 77.2671 50 -0.06 67
OX.DRE.HHZ. 2020-03-10T09:30:44.38 0.1 undecidable manual S 7 36.2415 50 0.07 95
OX.MPRI.HHN. 2020-03-10T09:30:43.32 0.3 undecidable manual P 314 63.3921 50 0.09 68
OX.BOO.HNE. 2020-03-10T09:30:43.00 0.3 undecidable manual P 324 64.3911 50 -0.38 64
OX.PRED.HNZ. 2020-03-10T09:30:43.36 0.3 undecidable manual P 359 65.8896 50 -0.26 65
IV.PTCC.HHZ. 2020-03-10T09:30:42.94 0.1 undecidable manual P 344 64.491 50 -0.46 83
OX.BAD.HNE. 2020-03-10T09:30:40.92 0.3 undecidable manual P 328 50.3163 50 -0.28 67
NI.VINO.HHZ. 2020-03-10T09:30:40.97 0.1 undecidable manual P 332 50.9157 50 -0.34 88
MN.TRI.HHZ. 2020-03-10T09:30:39.95 0.1 undecidable manual S 139 20.6682 115 0.17 96
OX.SABO.HHZ. 2020-03-10T09:30:38.35 0.1 undecidable manual S 13 15.7731 121 0.06 99
OX.DRE.HHZ. 2020-03-10T09:30:38.81 0.1 undecidable manual P 7 36.2415 50 -0.24 92
MN.TRI.HHZ. 2020-03-10T09:30:36.60 0.1 undecidable manual P 139 20.6682 115 0.17 96
OX.SABO.HHZ. 2020-03-10T09:30:35.59 0.1 positive manual P 13 15.7731 121 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.SABO.HNE. ML:1.9 0.0006969147 0.1984 AML other m 2020-03-10T09:30:38.91
OX.SABO.HNN. ML:1.7 0.00047094145 0.1792 AML other m 2020-03-10T09:30:38.56
OX.SABO.HHE. ML:1.3 0.00018871939999999998 0.32 AML other m 2020-03-10T09:30:39.70
OX.SABO.HHN. ML:1.2 0.00014683875000000003 0.8 AML other m 2020-03-10T09:30:38.87
MN.TRI.HHN. ML:0.9 0.000053071475 0.1024 AML other m 2020-03-10T09:30:40.76
MN.TRI.HHE. ML:1.3 0.0001496601 0.096 AML other m 2020-03-10T09:30:40.86
NI.VINO.HHE. ML:1.1 0.000027692700000000003 0.224 AML other m 2020-03-10T09:30:49.40
NI.VINO.HHN. ML:0.9 0.000017730765 0.3392 AML other m 2020-03-10T09:30:49.10
IV.PTCC.HHE. ML:0.7 0.00001133389 0.2752 AML other m 2020-03-10T09:30:53.24
IV.PTCC.HHN. ML:0.7 0.000012497484999999999 0.2176 AML other m 2020-03-10T09:30:54.04
OX.ACOM.HNE. ML:1.8 0.00007989388 0.96 AML other m 2020-03-10T09:30:56.84
OX.ACOM.HHN. ML:1.4 0.00003533912 1.0432 AML other m 2020-03-10T09:30:56.59
OX.ACOM.HHE. ML:1.1 0.000019703876 0.1984 AML other m 2020-03-10T09:30:57.59
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