Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 19-05-2023 and time 07:27:36 (UTC) in region 4 km NW Gubbio (PG)

A magnitude ML 0.6 earthquake occured in region: 4 km NW Gubbio (PG), on

  • 19-05-2023 07:27:36 (UTC)
  • 19-05-2023 09:27:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3820, 12.5580 at 4 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.

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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
Gubbio PG 4 32216 32216
Scheggia e Pascelupo PG 9 1393 33609
Cantiano PU 12 2245 35854
Pietralunga PG 12 2111 37965
Costacciaro PG 13 1216 39181
Sigillo PG 16 2404 41585
Montone PG 19 1680 43265
Fossato di Vico PG 19 2840 46105
Cagli PU 20 8731 54836

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Perugia (166134 inhabitants)
49 Km N of Foligno (57155 inhabitants)
55 Km E of Arezzo (99543 inhabitants)
64 Km SW of Fano (60888 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
76 Km S of Rimini (147750 inhabitants)
82 Km W of Ancona (100861 inhabitants)
88 Km SE of Cesena (96758 inhabitants)
92 Km N of Terni (111501 inhabitants)
99 Km E of Siena (53903 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 0.6 2023-05-19
07:27:36		 43.382 12.558 4 2023-05-19
07:41:21		 Sala Sismica INGV-Roma 117481801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-19 07:27:36 ± 0.19
Latitude 43.3820 ± 0.0063
Longitude 12.5580 ± 0.0062
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117481801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 638
Semi-minor axis of confidence ellipse (meter) 385
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 28
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.01799
Epicentral distance of station farthest from the epicenter (degree) 0.13220
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 117481801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-19 07:41:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2023-05-19T07:27:41.00 0.6 undecidable manual S 270 12.1767 106 0.3 47
IV.ATPI.EHZ. 2023-05-19T07:27:41.83 0.6 undecidable manual S 301 14.6742 104 0.3 47
IV.TB01.DHZ.01 2023-05-19T07:27:40.37 0.3 undecidable manual S 270 9.879 110 0.44 69
IV.ATBU.EHZ. 2023-05-19T07:27:40.90 0.6 undecidable manual S 356 10.3785 109 0.79 40
IV.MURB.HHZ. 2023-05-19T07:27:39.39 0.3 undecidable manual P 192 13.4754 105 0.31 70
IV.ATPI.EHZ. 2023-05-19T07:27:39.03 0.1 positive manual P 301 14.6742 104 -0.28 94
IV.TSM5.DHZ. 2023-05-19T07:27:38.67 0.1 undecidable manual P 18 11.3775 107 -0.01 100
IV.TSM2.DHZ. 2023-05-19T07:27:38.45 0.6 undecidable manual S 286 5.6943 122 -0.18 49
IV.TB01.DHZ.01 2023-05-19T07:27:38.26 0.1 undecidable manual P 270 9.879 110 -0.13 98
IV.TSM1.DHZ.01 2023-05-19T07:27:38.95 0.3 undecidable manual S 142 5.1948 125 0.48 69
IV.ATVO.HHZ. 2023-05-19T07:27:38.63 0.6 positive manual P 270 12.1767 106 -0.2 48
IV.ATSC.EHZ. 2023-05-19T07:27:38.69 0.1 undecidable manual P 66 11.3775 108 0.02 100
IV.ATBU.EHZ. 2023-05-19T07:27:38.45 0.3 undecidable manual P 356 10.3785 109 -0.05 75
IV.ATFO.HHZ. 2023-05-19T07:27:37.52 0.6 undecidable manual S 147 1.998 151 -0.2 49
IV.TSM2.DHZ. 2023-05-19T07:27:37.23 0.1 undecidable manual P 286 5.6943 122 -0.41 93
IV.TSM1.DHZ.01 2023-05-19T07:27:37.45 0.3 undecidable manual P 142 5.1948 125 -0.1 75
IV.ATFO.HHZ. 2023-05-19T07:27:36.81 0.1 positive manual P 147 1.998 151 -0.3 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHN. ML:0.8 0.00007745 0.22 AML other m 2023-05-19T07:27:44.18
IV.ATVO.HHE. ML:0.4 0.00003805 1.16 AML other m 2023-05-19T07:27:44.39
IV.ATVO.HHN. ML:0.5 0.00004455 0.76 AML other m 2023-05-19T07:27:44.85
IV.MURB.HHE. ML:0.7 0.0000578 1.78 AML other m 2023-05-19T07:27:44.09
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