Earthquake with magnitude of ML 0.4 on date 08-04-2020 and time 13:19:09 (UTC) in region 2 km W Gualdo Tadino (PG)

A magnitude ML 0.4 earthquake occured in region: 2 km W Gualdo Tadino (PG), on

  • 08-04-2020 13:19:09 (UTC)
  • 08-04-2020 15:19:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2370, 12.7610 at 8 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
Gualdo Tadino PG 2 15208 15208
Fossato di Vico PG 7 2840 18048
Sigillo PG 11 2404 20452
Nocera Umbra PG 14 5839 26291
Costacciaro PG 14 1216 27507
Fiuminata MC 15 1402 28909
Esanatoglia MC 15 2034 30943
Valfabbrica PG 15 3389 34332
Fabriano AN 16 31480 65812
Sefro MC 18 422 66234
Pioraco MC 19 1134 67368
Gubbio PG 20 32216 99584
Valtopina PG 20 1398 100982
Scheggia e Pascelupo PG 20 1393 102375

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Foligno (57155 inhabitants)
33 Km E of Perugia (166134 inhabitants)
71 Km SW of Fano (60888 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
75 Km E of Arezzo (99543 inhabitants)
76 Km N of Terni (111501 inhabitants)
76 Km S of Pesaro (94582 inhabitants)
93 Km S of Rimini (147750 inhabitants)
100 Km NW of Teramo (54892 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 0.4 2020-04-08
13:19:09
43.2373 12.7608 9 2020-04-08
13:31:20
Sala Sismica INGV-Roma 78014031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-08 13:19:09 ± 0.2
Latitude 43.2373 ± 0.0063
Longitude 12.7608 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78014031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 545
Semi-minor axis of confidence ellipse (meter) 471
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 335
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17357
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 3
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 78014031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-08 13:31:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT05.EHZ. 2020-04-08T13:20:48.11 3.0 undecidable manual Sg 19.620001 0
IV.PZUN.HHZ. 2020-04-08T13:20:41.65 3.0 undecidable manual Sn -5.98 0
IV.CRJA.HHZ. 2020-04-08T13:20:37.83 3.0 negative manual Pg 18.219999 0
OT.OT13.EHZ. 2020-04-08T13:20:37.29 3.0 undecidable manual Sn 3.21 0
IV.CPTP.HHZ. 2020-04-08T13:20:30.28 3.0 positive manual Pn 2.66 0
TV.SU26.HHZ. 2020-04-08T13:20:24.90 3.0 negative manual Pg 16.620001 0
GU.TRAV.HHZ. 2020-04-08T13:20:24.11 3.0 undecidable manual Sn 3.04 0
IV.VENT.EHZ. 2020-04-08T13:20:21.84 3.0 undecidable manual Sn 1.55 0
IV.SARZ.HHZ. 2020-04-08T13:20:14.70 3.0 undecidable manual Sg 18.030001 0
OX.SABO.HNZ. 2020-04-08T13:20:06.30 3.0 undecidable manual Sn 0.98 0
OT.OT13.EHZ. 2020-04-08T13:19:50.36 3.0 negative manual Pn 0.94 0
RF.GEPF.HHZ. 2020-04-08T13:19:44.29 3.0 positive manual Pg 9.83 0
IV.MAON.HHZ. 2020-04-08T13:19:38.59 3.0 undecidable manual Sn 0.93 0
MN.TRI.HHZ. 2020-04-08T13:19:38.72 3.0 negative manual Pg 7.73 0
IV.LATB.EHZ. 2020-04-08T13:19:38.13 3.0 negative manual Pg 6.78 0
CH.DAVOX.HHZ. 2020-04-08T13:19:37.43 3.0 positive manual Pn -4.27 0
IV.NDIM.HNZ. 2020-04-08T13:19:34.78 3.0 undecidable manual Sn 0.52 0
IV.LRP.EHZ. 2020-04-08T13:19:34.40 3.0 undecidable manual Pn 1.96 0
IV.QLNO.HHZ. 2020-04-08T13:19:33.62 3.0 positive manual Pn 2.63 0
IV.ROSPO.HHZ. 2020-04-08T13:19:32.77 3.0 undecidable manual Pn -3.57 0
IV.MAON.HHZ. 2020-04-08T13:19:16.15 3.0 undecidable manual Pn -1.57 0
IV.SBPO.HNZ. 2020-04-08T13:19:16.53 3.0 positive manual Pn -0.95 0
IV.SNTG.HHZ. 2020-04-08T13:19:15.60 0.3 undecidable manual S 82 14.6742 120 -0.06 74
IV.MURB.HHZ. 2020-04-08T13:19:14.96 3.0 undecidable manual P 19.2696 0.96 0
IV.ATCC.EHZ. 2020-04-08T13:19:14.79 0.3 undecidable manual S 239 11.3775 127 0.08 74
IV.SNTG.HHZ. 2020-04-08T13:19:13.27 0.3 undecidable manual P 82 14.6742 120 0.1 73
IV.FOSV.EHZ. 2020-04-08T13:19:13.44 0.3 undecidable manual S 0 6.3936 143 -0.03 75
IV.ATCC.EHZ. 2020-04-08T13:19:12.51 0.1 undecidable manual P 239 11.3775 127 -0.11 98
IV.FOSV.EHZ. 2020-04-08T13:19:11.94 0.1 undecidable manual P 0 6.3936 143 0.04 100
IV.FIR.HHZ. 2020-04-08T13:19:08.39 3.0 undecidable manual P 0.9 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.4 0.000039177299999999995 0.1856 AML other m 2020-04-08T13:19:13.49
IV.FOSV.EHN. ML:0.5 0.000053552885 0.1792 AML other m 2020-04-08T13:19:13.60
IV.ATCC.EHE. ML:0.6 0.000045127475 0.1408 AML other m 2020-04-08T13:19:14.86
IV.ATCC.EHN. ML:0.6 0.000048270985000000005 0.1408 AML other m 2020-04-08T13:19:14.93
IV.SNTG.HHE. ML:0.0 0.0000093447175 0.1856 AML other m 2020-04-08T13:19:16.11
IV.SNTG.HHN. ML:0.0 0.00001207677 0.2432 AML other m 2020-04-08T13:19:16.54
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