Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 19-06-2023 and time 23:50:28 (UTC) in region 11 km SW Gubbio (PG)

A magnitude ML 1.4 earthquake occured in region: 11 km SW Gubbio (PG), on

  • 19-06-2023 23:50:28 (UTC)
  • 20-06-2023 01:50:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2850, 12.4900 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.

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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 11 32216 32216
Umbertide PG 13 16681 48897
Montone PG 16 1680 50577
Valfabbrica PG 17 3389 53966
Pietralunga PG 18 2111 56077
Scheggia e Pascelupo PG 20 1393 57470
Costacciaro PG 20 1216 58686

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Perugia (166134 inhabitants)
41 Km NW of Foligno (57155 inhabitants)
53 Km E of Arezzo (99543 inhabitants)
75 Km SW of Fano (60888 inhabitants)
78 Km SW of Pesaro (94582 inhabitants)
82 Km N of Terni (111501 inhabitants)
87 Km S of Rimini (147750 inhabitants)
91 Km W of Ancona (100861 inhabitants)
94 Km E of Siena (53903 inhabitants)
97 Km S of Cesena (96758 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 1.4 2023-06-19
23:50:28		 43.2852 12.4902 10 2023-06-19
23:58:50		 Sala Sismica INGV-Roma 118573961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-19 23:50:28 ± 0.09
Latitude 43.2852 ± 0.0045
Longitude 12.4902 ± 0.0062
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 118573961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 578
Semi-minor axis of confidence ellipse (meter) 347
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.28868
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:1.4

Field Value
Value 1.4
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 118573961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-19 23:58:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2023-06-19T23:50:39.18 0.1 undecidable manual S 36 32.0457 50 -0.15 93
IV.ASSB.HHZ. 2023-06-19T23:50:38.73 0.1 undecidable manual S 153 30.1476 50 -0.1 94
IV.FOSV.EHZ. 2023-06-19T23:50:36.60 0.1 undecidable manual S 87 21.867 114 0.3 92
IV.ATMI.HHZ. 2023-06-19T23:50:35.61 0.1 undecidable manual S 287 18.7701 117 0.3 92
IV.ATPI.EHZ. 2023-06-19T23:50:35.60 0.1 undecidable manual S 339 19.6692 116 0 98
IV.FRON.EHZ. 2023-06-19T23:50:34.35 0.1 undecidable manual P 36 32.0457 50 -0.19 92
IV.ASSB.HHZ. 2023-06-19T23:50:34.15 0.1 positive manual P 153 30.1476 50 -0.1 94
IV.ATFO.HHZ. 2023-06-19T23:50:33.37 0.1 undecidable manual S 36 11.1777 131 0.25 94
IV.ATMI.HHZ. 2023-06-19T23:50:33.04 0.1 undecidable manual P 287 18.7701 117 0.82 78
IV.FOSV.EHZ. 2023-06-19T23:50:32.78 0.1 undecidable manual P 87 21.867 114 -0.01 97
IV.TB02.DHZ.01 2023-06-19T23:50:32.90 0.1 undecidable manual S 325 11.4774 130 -0.3 93
IV.ATPI.EHZ. 2023-06-19T23:50:32.53 0.1 undecidable manual P 339 19.6692 116 0.14 95
IV.TB01.DHZ.18 2023-06-19T23:50:32.98 0.1 undecidable manual S 338 11.5773 130 -0.25 94
IV.TB01.DHZ.18 2023-06-19T23:50:31.02 0.1 undecidable manual P 338 11.5773 130 0.01 99
IV.ATFO.HHZ. 2023-06-19T23:50:31.12 0.1 undecidable manual P 36 11.1777 131 0.16 96
IV.TB02.DHZ.01 2023-06-19T23:50:31.04 0.1 undecidable manual P 325 11.4774 130 0.04 99
IV.MURB.HHZ. 2023-06-19T23:50:31.30 0.1 undecidable manual S 131 3.6963 159 -0.28 95
IV.ATLO.EHZ. 2023-06-19T23:50:31.74 0.1 undecidable manual S 296 7.4814 142 -0.49 90
IV.MURB.HHZ. 2023-06-19T23:50:30.09 0.1 undecidable manual P 131 3.6963 159 0.03 100
IV.ATLO.EHZ. 2023-06-19T23:50:30.48 0.1 undecidable manual P 296 7.4814 142 0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHE. ML:1.4 0.00041749999999999996 0.68 AML other m 2023-06-19T23:50:31.59
IV.MURB.HHN. ML:1.4 0.000409 0.14 AML other m 2023-06-19T23:50:31.70
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