Earthquake with magnitude of ML 1.2 on date 04-02-2020 and time 06:27:09 (Italy) in region 7 km S Forni di Sotto (UD)

A magnitude ML 1.2 earthquake occured in region: 7 km S Forni di Sotto (UD), on

  • 04-02-2020 05:27:09 (UTC)
  • 04-02-2020 06:27:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3360, 12.6590 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Forni di Sotto UD 7 600 600
Tramonti di Sopra PN 11 321 921
Forni di Sopra UD 12 993 1914
Tramonti di Sotto PN 12 387 2301
Claut PN 13 956 3257
Ampezzo UD 14 1006 4263
Frisanco PN 15 622 4885
Socchieve UD 15 908 5793
Sauris UD 15 416 6209
Andreis PN 15 259 6468
Meduno PN 16 1574 8042
Preone UD 18 246 8288
Cimolais PN 18 397 8685
Barcis PN 18 256 8941
Cavasso Nuovo PN 18 1525 10466
Fanna PN 18 1583 12049
Maniago PN 19 11698 23747
Enemonzo UD 19 1319 25066
Raveo UD 20 458 25524
Montereale Valcellina PN 20 4433 29957

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km N of Pordenone (51229 inhabitants)
54 Km NW of Udine (99169 inhabitants)
81 Km NE of Treviso (83731 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 1.2 2020-02-04
05:27:09
46.3357 12.659 10 2020-02-04
05:33:03
Sala Sismica INGV-Roma 76185961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-04 05:27:09 ± 0.12
Latitude 46.3357 ± 0.0090
Longitude 12.6590 ± 0.0091
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76185961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 914
Semi-minor axis of confidence ellipse (meter) 671
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27429
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 76185961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-04 05:33:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2020-02-04T05:28:30.50 3.0 undecidable manual Sg 8.85 0
IV.OFFI.HHZ. 2020-02-04T05:28:18.34 3.0 undecidable manual Sn 1.33 0
IV.CIMA.HNZ. 2020-02-04T05:28:15.33 3.0 undecidable manual Sn 4.14 0
IV.PZUN.HHZ. 2020-02-04T05:28:15.78 3.0 positive manual Pn 6.65 0
IV.LPEL.HHZ. 2020-02-04T05:27:52.78 3.0 undecidable manual Pg 9.21 0
IV.FRES.HHZ. 2020-02-04T05:27:46.41 3.0 undecidable manual Pn -1.39 0
GU.BLANC.HHZ. 2020-02-04T05:27:38.90 3.0 undecidable manual Sg 2.51 0
IV.CSNT.HHZ. 2020-02-04T05:27:38.54 3.0 undecidable manual Sn -0.07 0
IV.CRMI.HHZ. 2020-02-04T05:27:26.75 3.0 undecidable manual Sn -2.27 0
IV.FVI.HHZ. 2020-02-04T05:27:19.85 0.1 undecidable manual S 18 30.4473 50 0.03 97
IV.NARO.HHZ. 2020-02-04T05:27:18.95 3.0 positive manual Pn 1.9 0
OX.FUSE.HHZ. 2020-02-04T05:27:18.59 0.1 undecidable manual S 71 27.5502 50 -0.49 88
OX.CLUD.HHZ. 2020-02-04T05:27:17.19 0.1 undecidable manual S 52 21.6672 115 -0.14 96
OX.CIMO.HHZ. 2020-02-04T05:27:15.49 0.1 undecidable manual S 261 16.6722 121 -0.28 94
IV.FVI.HHZ. 2020-02-04T05:27:15.69 0.3 positive manual P 18 30.4473 50 0.43 67
OX.FUSE.HHZ. 2020-02-04T05:27:15.01 0.1 undecidable manual P 71 27.5502 50 0.18 94
OX.CLUD.HHZ. 2020-02-04T05:27:13.95 0.1 undecidable manual P 52 21.6672 115 0.13 96
IV.STAL.HHZ. 2020-02-04T05:27:13.72 0.1 undecidable manual S 155 9.2796 137 -0.06 100
IV.STAL.HHZ. 2020-02-04T05:27:12.04 0.1 positive manual P 155 9.2796 137 0.27 96
OX.CIMO.HHZ. 2020-02-04T05:27:12.97 0.6 positive manual P 261 16.6722 121 0.05 49
ST.VARA.EHZ. 2020-02-04T05:27:10.75 3.0 undecidable manual S 0.56 0
IV.FIR.HHZ. 2020-02-04T05:27:05.71 3.0 undecidable manual Pn -0.6 0
IV.MILN.HNZ. 2020-02-04T05:26:45.00 3.0 undecidable manual S -3.88 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.STAL.HNE. ML:1.4 0.000317 0.84 AML other m 2020-02-04T05:27:13.09
IV.STAL.HNN. ML:1.4 0.000361 0.28 AML other m 2020-02-04T05:27:14.41
IV.STAL.HHN. ML:1.3 0.000254 0.16 AML other m 2020-02-04T05:27:14.61
IV.STAL.HHE. ML:1.3 0.00029000000000000006 0.14 AML other m 2020-02-04T05:27:14.62
OX.CIMO.HHN. ML:0.8 0.00005595 0.26 AML other m 2020-02-04T05:27:15.74
OX.CIMO.HHE. ML:0.8 0.00004945 0.22 AML other m 2020-02-04T05:27:15.77
IV.FVI.HHE. ML:1.3 0.0000901 0.14 AML other m 2020-02-04T05:27:20.01
IV.FVI.HHN. ML:1.1 0.000053349999999999996 0.82 AML other m 2020-02-04T05:27:20.16
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