Earthquake with magnitude of ML 0.5 on date 20-06-2021 and time 10:11:45 (UTC) in region 1 km NW Gubbio (PG)

A magnitude ML 0.5 earthquake occured in region: 1 km NW Gubbio (PG), on

  • 20-06-2021 10:11:45 (UTC)
  • 20-06-2021 12:11:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3590, 12.5720 at 5 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
Gubbio PG 1 32216 32216
Scheggia e Pascelupo PG 9 1393 33609
Costacciaro PG 11 1216 34825
Cantiano PU 14 2245 37070
Sigillo PG 14 2404 39474
Pietralunga PG 14 2111 41585
Fossato di Vico PG 17 2840 44425
Montone PG 20 1680 46105

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Perugia (166134 inhabitants)
46 Km N of Foligno (57155 inhabitants)
57 Km E of Arezzo (99543 inhabitants)
65 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
78 Km S of Rimini (147750 inhabitants)
82 Km W of Ancona (100861 inhabitants)
89 Km N of Terni (111501 inhabitants)
91 Km SE 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 0.5 2021-06-20
10:11:45
43.3588 12.5717 5 2021-06-20
10:17:46
Sala Sismica INGV-Roma 91593631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-20 10:11:45 ± 0.14
Latitude 43.3588 ± 0.0045
Longitude 12.5717 ± 0.0062
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 91593631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 559
Semi-minor axis of confidence ellipse (meter) 55
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 321
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22303
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 91593631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-20 10:17:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRTC.HHZ. 2021-06-20T10:11:54.53 3.0 undecidable manual P -0.22 0
IV.ATVA.EHZ. 2021-06-20T10:11:54.32 0.6 undecidable manual S 249 24.753 101 0.39 46
IV.ATCC.EHZ. 2021-06-20T10:11:53.18 0.6 undecidable manual S 164 20.0688 104 0.85 39
IV.PIEI.HHZ. 2021-06-20T10:11:52.48 0.6 undecidable manual S 351 19.869 104 0.22 48
IV.ATPI.HNZ. 2021-06-20T10:11:51.50 0.6 undecidable manual S 307 17.0718 106 0.18 49
IV.ATLO.EHZ. 2021-06-20T10:11:50.40 0.6 undecidable manual S 250 14.0748 109 0.04 50
IV.TB03.DHZ.01 2021-06-20T10:11:50.50 0.6 undecidable manual S 290 13.875 109 0.24 48
IV.ATSC.EHZ. 2021-06-20T10:11:50.09 0.3 undecidable manual S 52 11.7771 112 0.5 69
IV.ATBU.HNZ. 2021-06-20T10:11:50.46 0.3 undecidable manual S 352 13.0758 110 0.44 70
IV.ATCC.EHZ. 2021-06-20T10:11:49.29 0.6 positive manual P 164 20.0688 104 -0.02 50
IV.ATVA.EHZ. 2021-06-20T10:11:49.99 0.1 undecidable manual P 249 24.753 101 -0.24 95
IV.MURB.HHZ. 2021-06-20T10:11:49.94 0.6 undecidable manual S 200 11.2776 113 0.5 46
IV.FRON.EHZ. 2021-06-20T10:11:49.21 0.1 undecidable manual P 35 21.5673 103 -0.39 92
IV.ATPC.HHZ. 2021-06-20T10:11:49.24 0.1 undecidable manual P 326 16.3725 107 0.64 86
IV.PIEI.HHZ. 2021-06-20T10:11:49.08 0.3 positive manual P 351 19.869 104 -0.19 73
IV.TB01.DHZ.01 2021-06-20T10:11:49.56 0.6 undecidable manual S 283 11.2776 113 0.13 50
IV.SSFR.HNZ. 2021-06-20T10:11:48.77 0.1 undecidable manual P 63 19.0698 104 -0.34 94
IV.ATPI.HNZ. 2021-06-20T10:11:48.54 0.1 undecidable manual P 307 17.0718 106 -0.19 97
IV.TB03.DHZ.01 2021-06-20T10:11:47.76 0.1 undecidable manual P 290 13.875 109 -0.35 94
IV.ATSC.EHZ. 2021-06-20T10:11:47.91 0.1 undecidable manual P 52 11.7771 112 0.19 98
IV.ATBU.HNZ. 2021-06-20T10:11:47.89 0.1 undecidable manual P 352 13.0758 110 -0.08 100
IV.TB01.DHZ.01 2021-06-20T10:11:47.73 0.1 undecidable manual P 283 11.2776 113 0.1 100
IV.ATLO.EHZ. 2021-06-20T10:11:47.69 0.1 undecidable manual P 250 14.0748 109 -0.48 92
IV.MURB.HHZ. 2021-06-20T10:11:47.63 1.0 undecidable manual P 200 11.2776 113 -0.01 25
IV.ATFO.HHZ. 2021-06-20T10:11:46.66 0.1 undecidable manual S 359 0.8991 170 -0.23 99
IV.ATFO.HHZ. 2021-06-20T10:11:45.88 0.1 negative manual P 359 0.8991 170 -0.28 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.5 0.00002595 0.48 AML other m 2021-06-20T10:11:52.61
IV.PIEI.HHN. ML:0.4 0.000019699999999999998 0.42 AML other m 2021-06-20T10:11:53.28
IV.ATFO.HHE. ML:0.0 0.001312626 0.1792 AML other m 2021-06-20T10:11:46.61
IV.ATFO.HHN. ML:0.0 0.00084514515 0.1984 AML other m 2021-06-20T10:11:46.58
IV.ATCC.EHE. ML:0.5 0.000023557170000000003 0.576 AML other m 2021-06-20T10:11:54.49
IV.ATCC.EHN. ML:0.6 0.000029362539999999998 0.2176 AML other m 2021-06-20T10:11:53.32
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