Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 07-07-2021 and time 06:46:18 (UTC) in region 1 km E Gubbio (PG)

A magnitude ML 1.4 earthquake occured in region: 1 km E Gubbio (PG), on

  • 07-07-2021 06:46:18 (UTC)
  • 07-07-2021 08:46:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3550, 12.5940 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.

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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 1 32216 32216
Scheggia e Pascelupo PG 8 1393 33609
Costacciaro PG 10 1216 34825
Sigillo PG 12 2404 37229
Cantiano PU 14 2245 39474
Fossato di Vico PG 15 2840 42314
Pietralunga PG 16 2111 44425

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NE of Perugia (166134 inhabitants)
45 Km N of Foligno (57155 inhabitants)
59 Km E of Arezzo (99543 inhabitants)
64 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
79 Km S of Rimini (147750 inhabitants)
80 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
92 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 1.4 2021-07-07
06:46:18		 43.3548 12.5938 8 2021-07-07
06:58:00		 Sala Sismica INGV-Roma 92341021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-07 06:46:18 ± 0.06
Latitude 43.3548 ± 0.0027
Longitude 12.5938 ± 0.0049
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 92341021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 353
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51711
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 92341021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-07 06:58:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2021-07-07T06:46:37.61 0.6 undecidable manual S 120 57.3981 50 0.88 36
IV.FDMO.HHZ. 2021-07-07T06:46:35.67 0.6 undecidable manual S 131 53.3022 50 0.02 47
IV.MML1.EHZ. 2021-07-07T06:46:32.04 0.3 undecidable manual S 131 40.626 50 -0.22 69
IV.EL6.EHZ. 2021-07-07T06:46:32.38 0.6 undecidable manual S 94 41.0256 50 0 48
IV.BADI.EHZ. 2021-07-07T06:46:30.09 0.6 undecidable manual S 301 32.9448 103 0.19 47
IV.ASSB.HHZ. 2021-07-07T06:46:30.29 0.6 undecidable manual S 171 35.0427 102 -0.32 46
IV.ARVD.HHZ. 2021-07-07T06:46:29.83 0.6 undecidable manual S 60 32.2455 103 0.19 47
IV.PE3.EHZ. 2021-07-07T06:46:29.29 3.0 undecidable manual S -2.27 0
IV.MPAG.EHZ. 2021-07-07T06:46:29.92 0.6 undecidable manual S 24 33.2445 103 -0.07 48
IV.CSP1.EHZ. 2021-07-07T06:46:28.55 1.0 negative manual P 120 57.3981 50 -0.34 22
IV.NARO.HHZ. 2021-07-07T06:46:28.27 0.3 undecidable manual S 358 28.4493 105 -0.09 73
IV.FDMO.HHZ. 2021-07-07T06:46:27.79 0.6 positive manual P 131 53.3022 50 -0.47 43
IV.ATMI.HHZ. 2021-07-07T06:46:27.80 3.0 undecidable manual S -0.11 0
IV.CAFI.HHZ. 2021-07-07T06:46:27.77 0.3 positive manual P 267 50.7159 50 -0.09 70
IV.PIEI.HHZ. 2021-07-07T06:46:26.27 0.6 undecidable manual S 347 20.5683 110 0.49 45
IV.FRON.EHZ. 2021-07-07T06:46:26.08 0.6 undecidable manual S 30 20.9679 110 0.19 48
IV.ATCC.EHZ. 2021-07-07T06:46:25.86 0.6 undecidable manual S 169 19.1697 111 0.54 45
IV.MPAG.EHZ. 2021-07-07T06:46:25.02 1.0 positive manual P 24 33.2445 103 0.03 24
IV.MML1.EHZ. 2021-07-07T06:46:25.83 0.6 negative manual P 131 40.626 50 -0.48 44
IV.SSFR.HHZ. 2021-07-07T06:46:25.08 0.6 undecidable manual S 59 17.6712 113 0.25 48
IV.EL6.EHZ. 2021-07-07T06:46:25.98 0.6 positive manual P 94 41.0256 50 -0.4 45
IV.ATPI.EHZ. 2021-07-07T06:46:25.53 0.6 undecidable manual S 305 18.7701 112 0.35 47
IV.ATVO.HHZ. 2021-07-07T06:46:24.23 0.6 undecidable manual S 281 15.3735 116 0.12 49
IV.FOSV.EHZ. 2021-07-07T06:46:24.29 0.6 undecidable manual S 116 15.0738 116 0.28 48
IV.BADI.EHZ. 2021-07-07T06:46:24.83 0.6 positive manual P 301 32.9448 103 -0.11 48
IV.ARVD.HHZ. 2021-07-07T06:46:24.83 0.3 undecidable manual P 60 32.2455 103 0.04 73
IV.ASSB.HHZ. 2021-07-07T06:46:24.96 0.6 undecidable manual P 171 35.0427 102 -0.39 45
IV.NARO.HHZ. 2021-07-07T06:46:23.89 0.3 undecidable manual P 358 28.4493 105 -0.17 72
IV.MURB.HHZ. 2021-07-07T06:46:23.63 0.6 undecidable manual S 209 11.5773 123 0.66 43
IV.ATPI.EHZ. 2021-07-07T06:46:22.32 0.3 positive manual P 305 18.7701 112 0.11 74
IV.ATCC.EHZ. 2021-07-07T06:46:22.50 0.6 undecidable manual P 169 19.1697 111 0.2 48
IV.PIEI.HHZ. 2021-07-07T06:46:22.62 0.1 negative manual P 347 20.5683 110 0.06 99
IV.SSFR.HHZ. 2021-07-07T06:46:22.08 0.3 positive manual P 59 17.6712 113 0.06 75
IV.FRON.EHZ. 2021-07-07T06:46:22.64 0.1 positive manual P 30 20.9679 110 0.01 100
IV.MURB.HHZ. 2021-07-07T06:46:21.19 0.3 negative manual P 209 11.5773 123 0.25 73
IV.ATVO.HHZ. 2021-07-07T06:46:21.67 0.3 undecidable manual P 281 15.3735 116 0.07 75
IV.FOSV.EHZ. 2021-07-07T06:46:21.68 0.6 undecidable manual P 116 15.0738 116 0.14 49
IV.ATFO.HHZ. 2021-07-07T06:46:20.15 0.1 undecidable manual S 306 2.1978 164 -0.74 85
IV.ATFO.HHZ. 2021-07-07T06:46:19.38 0.1 undecidable manual P 306 2.1978 164 -0.36 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHN. ML:1.9 0.001105 1.74 AML other m 2021-07-07T06:46:23.93
IV.MURB.HNN. ML:1.8 0.000822 1.74 AML other m 2021-07-07T06:46:23.94
IV.ATVO.HHE. ML:1.7 0.00048150000000000005 0.14 AML other m 2021-07-07T06:46:24.50
IV.ATVO.HHN. ML:1.5 0.000357 0.16 AML other m 2021-07-07T06:46:25.16
IV.SSFR.HHE. ML:1.7 0.0004375 0.24 AML other m 2021-07-07T06:46:25.56
IV.SSFR.HNE. ML:1.8 0.000604 0.22 AML other m 2021-07-07T06:46:25.56
IV.MURB.HHE. ML:1.7 0.0007384999999999999 0.2 AML other m 2021-07-07T06:46:25.40
IV.MURB.HNE. ML:1.7 0.000708 0.22 AML other m 2021-07-07T06:46:25.40
IV.FRON.EHE. ML:1.3 0.0001605 0.18 AML other m 2021-07-07T06:46:26.12
IV.ATCC.EHE. ML:1.4 0.00023199999999999997 0.52 AML other m 2021-07-07T06:46:26.38
IV.ATPI.EHN. ML:1.3 0.000163 0.56 AML other m 2021-07-07T06:46:26.64
IV.ATPI.EHE. ML:1.2 0.000122 0.86 AML other m 2021-07-07T06:46:26.65
IV.PIEI.HHE. ML:1.4 0.00020800000000000001 0.4 AML other m 2021-07-07T06:46:26.94
IV.FOSV.EHE. ML:1.4 0.000244 1.58 AML other m 2021-07-07T06:46:26.01
IV.SSFR.HHN. ML:1.7 0.00042699999999999997 1.5 AML other m 2021-07-07T06:46:26.81
IV.SSFR.HNN. ML:1.8 0.0005344999999999999 0.3 AML other m 2021-07-07T06:46:26.82
IV.PIEI.HHN. ML:1.2 0.00013550000000000001 1.7 AML other m 2021-07-07T06:46:27.09
IV.FRON.EHN. ML:1.4 0.000175 1.72 AML other m 2021-07-07T06:46:27.10
IV.NARO.HHE. ML:1.2 0.0000788 0.28 AML other m 2021-07-07T06:46:28.45
IV.NARO.HHN. ML:1.0 0.00005165 0.22 AML other m 2021-07-07T06:46:28.64
IV.ATCC.EHN. ML:1.4 0.0001825 0.26 AML other m 2021-07-07T06:46:28.77
IV.FOSV.EHN. ML:1.3 0.00020950000000000002 0.7 AML other m 2021-07-07T06:46:29.39
IV.MPAG.EHN. ML:1.1 0.000048849999999999995 0.34 AML other m 2021-07-07T06:46:30.15
IV.MPAG.EHE. ML:1.1 0.0000552 0.22 AML other m 2021-07-07T06:46:30.14
IV.BADI.EHE. ML:1.5 0.0001565 0.16 AML other m 2021-07-07T06:46:30.36
IV.ARVD.HHE. ML:1.2 0.0000824 1.16 AML other m 2021-07-07T06:46:30.76
IV.ATMI.HHN. ML:1.4 0.00014350000000000002 0.92 AML other m 2021-07-07T06:46:30.44
IV.ASSB.HHE. ML:1.2 0.00007214999999999999 1.7 AML other m 2021-07-07T06:46:31.86
IV.BADI.EHN. ML:1.3 0.00008230000000000001 0.2 AML other m 2021-07-07T06:46:31.18
IV.ARVD.HHN. ML:1.2 0.00006345000000000001 0.74 AML other m 2021-07-07T06:46:31.02
IV.ASSB.HHN. ML:1.3 0.0000791 0.34 AML other m 2021-07-07T06:46:31.96
IV.MML1.EHN. ML:1.3 0.00007015 0.56 AML other m 2021-07-07T06:46:32.67
IV.ATMI.HHE. ML:1.4 0.00015099999999999998 0.48 AML other m 2021-07-07T06:46:33.31
IV.MML1.EHE. ML:1.2 0.000058099999999999996 0.24 AML other m 2021-07-07T06:46:35.16
IV.FDMO.HHE. ML:1.0 0.0000263 0.18 AML other m 2021-07-07T06:46:37.34
IV.CAFI.HHN. ML:0.8 0.00001675 1 AML other m 2021-07-07T06:46:37.25
IV.FDMO.HHN. ML:1.0 0.000024 0.2 AML other m 2021-07-07T06:46:37.92
IV.CAFI.HHE. ML:0.8 0.0000162 0.98 AML other m 2021-07-07T06:46:40.63
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