Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 10-08-2020 and time 04:22:55 (Italy) in region 4 km SW Gubbio (PG)

A magnitude ML 1.1 earthquake occured in region: 4 km SW Gubbio (PG), on

  • 10-08-2020 02:22:55 (UTC)
  • 10-08-2020 04:22:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3260, 12.5510 at 9 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 13 1393 33609
Costacciaro PG 14 1216 34825
Sigillo PG 16 2404 37229
Pietralunga PG 16 2111 39340
Fossato di Vico PG 18 2840 42180
Cantiano PU 18 2245 44425
Umbertide PG 18 16681 61106
Montone PG 19 1680 62786
Valfabbrica PG 19 3389 66175

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Perugia (166134 inhabitants)
43 Km NW of Foligno (57155 inhabitants)
56 Km E of Arezzo (99543 inhabitants)
69 Km SW of Fano (60888 inhabitants)
71 Km SW of Pesaro (94582 inhabitants)
82 Km S of Rimini (147750 inhabitants)
85 Km W of Ancona (100861 inhabitants)
85 Km N of Terni (111501 inhabitants)
94 Km S of Cesena (96758 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 1.1 2020-08-10
02:22:55		 43.3257 12.5508 9 2020-08-10
02:35:38		 Sala Sismica INGV-Roma 81832181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-10 02:22:55 ± 0.05
Latitude 43.3257 ± 0.0027
Longitude 12.5508 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81832181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 312
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52251
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 81832181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-10 02:35:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF04.EHZ. 2020-08-10T02:23:23.73 3.0 undecidable manual S -0.55 0
IV.MGAB.HHZ. 2020-08-10T02:23:15.02 0.3 undecidable manual S 218 57.9975 50 0.65 58
IV.MOMA.HHZ. 2020-08-10T02:23:14.92 3.0 undecidable manual S 0.26 0
IV.FDMO.HHZ. 2020-08-10T02:23:13.69 0.3 undecidable manual S 126 54.0015 50 0.39 63
IV.EL6.EHZ. 2020-08-10T02:23:11.19 0.6 undecidable manual S 89 44.4222 50 0.43 43
IV.MPAG.EHZ. 2020-08-10T02:23:09.03 0.6 undecidable manual S 26 37.629 50 0.09 46
IV.ARVD.HHZ. 2020-08-10T02:23:08.81 0.3 undecidable manual S 59 36.8298 50 0.08 70
IV.BADI.EHZ. 2020-08-10T02:23:07.44 0.6 undecidable manual S 310 32.0457 50 -0.01 48
IV.NARO.HHZ. 2020-08-10T02:23:07.12 0.6 undecidable manual S 4 31.746 50 -0.24 45
IV.APEC.HHZ. 2020-08-10T02:23:06.46 0.6 undecidable manual S 338 27.8499 108 0.35 45
IV.MGAB.HHZ. 2020-08-10T02:23:06.51 0.6 positive manual P 218 57.9975 50 -0.08 45
IV.ASSB.HHZ. 2020-08-10T02:23:06.90 0.6 undecidable manual S 164 32.6451 50 -0.7 40
IV.FRON.EHZ. 2020-08-10T02:23:05.25 0.6 undecidable manual S 33 25.5522 109 -0.08 47
IV.FDMO.HHZ. 2020-08-10T02:23:05.85 1.0 positive manual P 126 54.0015 50 -0.12 22
IV.SSFR.HHZ. 2020-08-10T02:23:04.26 0.6 undecidable manual S 57 22.3554 112 -0.03 48
IV.PIEI.HHZ. 2020-08-10T02:23:04.80 0.6 undecidable manual S 357 23.3544 111 0.19 47
IV.EL6.EHZ. 2020-08-10T02:23:04.24 0.6 undecidable manual P 89 44.4222 50 -0.26 44
IV.MPAG.EHZ. 2020-08-10T02:23:03.34 1.0 negative manual P 26 37.629 50 -0.11 23
IV.ATCC.EHZ. 2020-08-10T02:23:03.13 0.6 undecidable manual S 155 17.1717 117 0.47 44
IV.ATMI.HHZ. 2020-08-10T02:23:03.98 3.0 undecidable manual S -0.36 0
IV.ATPI.EHZ. 2020-08-10T02:23:03.07 0.6 undecidable manual S 319 18.3705 116 0.05 48
IV.ARVD.HHZ. 2020-08-10T02:23:03.16 0.3 positive manual P 59 36.8298 50 -0.17 69
IV.ASSB.HHZ. 2020-08-10T02:23:02.15 0.3 undecidable manual P 164 32.6451 50 -0.52 64
IV.NARO.HHZ. 2020-08-10T02:23:02.26 0.3 undecidable manual P 4 31.746 50 -0.28 68
IV.BADI.EHZ. 2020-08-10T02:23:02.72 0.6 undecidable manual P 310 32.0457 50 0.13 47
IV.FOSV.EHZ. 2020-08-10T02:23:02.77 0.6 undecidable manual S 101 17.2716 117 0.07 48
IV.FRON.EHZ. 2020-08-10T02:23:01.24 1.0 positive manual P 33 25.5522 109 -0.13 24
IV.ATVO.HHZ. 2020-08-10T02:23:01.29 0.6 undecidable manual S 298 13.1757 124 -0.19 48
IV.APEC.HHZ. 2020-08-10T02:23:01.97 0.6 positive manual P 338 27.8499 108 0.15 47
IV.SSFR.HHZ. 2020-08-10T02:23:00.72 0.1 positive manual P 57 22.3554 112 -0.05 96
IV.PIEI.HHZ. 2020-08-10T02:23:00.96 0.6 undecidable manual P 357 23.3544 111 0.01 48
IV.ATPI.EHZ. 2020-08-10T02:23:00.06 1.0 undecidable manual P 319 18.3705 116 0.03 24
IV.ATVO.HHZ. 2020-08-10T02:22:59.15 0.1 undecidable manual P 298 13.1757 124 0.01 98
IV.ATFO.HHZ. 2020-08-10T02:22:59.52 0.6 undecidable manual S 20 4.7952 151 0.06 49
IV.FOSV.EHZ. 2020-08-10T02:22:59.85 1.0 positive manual P 101 17.2716 117 0 24
IV.MURB.HHZ. 2020-08-10T02:22:59.60 0.6 undecidable manual S 197 7.2927 141 -0.33 47
IV.ATCC.EHZ. 2020-08-10T02:22:59.91 0.6 undecidable manual P 155 17.1717 117 0.09 48
IV.MURB.HHZ. 2020-08-10T02:22:58.10 1.0 undecidable manual P 197 7.2927 141 -0.15 24
IV.ATFO.HHZ. 2020-08-10T02:22:57.98 0.1 positive manual P 20 4.7952 151 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:1.4 0.0004665 1.46 AML other m 2020-08-10T02:22:59.06
IV.MURB.HHN. ML:1.9 0.0013199999999999998 1.8 AML other m 2020-08-10T02:23:00.98
IV.MURB.HNN. ML:1.8 0.001101 0.18 AML other m 2020-08-10T02:23:00.00
IV.MURB.HHE. ML:1.8 0.0009765 1.24 AML other m 2020-08-10T02:23:00.85
IV.ATFO.HHN. ML:1.3 0.000354 0.48 AML other m 2020-08-10T02:23:00.49
IV.ATVO.HHN. ML:1.1 0.00014350000000000002 0.12 AML other m 2020-08-10T02:23:01.65
IV.ATVO.HHE. ML:1.2 0.0001835 0.2 AML other m 2020-08-10T02:23:01.67
IV.MURB.HNE. ML:1.8 0.0009695 0.24 AML other m 2020-08-10T02:23:02.57
IV.ATCC.EHN. ML:1.2 0.000125 0.18 AML other m 2020-08-10T02:23:03.39
IV.ATPI.EHN. ML:0.9 0.0000658 0.28 AML other m 2020-08-10T02:23:03.28
IV.ATPI.EHE. ML:0.8 0.000049600000000000006 0.54 AML other m 2020-08-10T02:23:03.72
IV.ATCC.EHE. ML:1.3 0.00016700000000000002 0.58 AML other m 2020-08-10T02:23:03.76
IV.FOSV.EHE. ML:0.7 0.000042 1.5 AML other m 2020-08-10T02:23:03.02
IV.FOSV.EHN. ML:0.7 0.0000441 0.82 AML other m 2020-08-10T02:23:04.16
IV.ATMI.HHE. ML:1.3 0.00012825 1.7 AML other m 2020-08-10T02:23:05.98
IV.SSFR.HNE. ML:1.5 0.00023500000000000002 1.3 AML other m 2020-08-10T02:23:05.88
IV.ATMI.HHN. ML:1.2 0.0000998 0.18 AML other m 2020-08-10T02:23:05.30
IV.PIEI.HHN. ML:1.0 0.00006795000000000001 0.72 AML other m 2020-08-10T02:23:05.47
IV.SSFR.HHE. ML:1.4 0.00018449999999999999 0.2 AML other m 2020-08-10T02:23:05.47
IV.SSFR.HHN. ML:1.3 0.00014150000000000002 0.7 AML other m 2020-08-10T02:23:05.96
IV.FRON.EHE. ML:0.8 0.000033 0.64 AML other m 2020-08-10T02:23:05.65
IV.PIEI.HHE. ML:1.1 0.00008815 0.34 AML other m 2020-08-10T02:23:05.69
IV.FRON.EHN. ML:1.0 0.00006425 0.3 AML other m 2020-08-10T02:23:06.20
IV.ASSB.HHN. ML:1.0 0.00004875 0.44 AML other m 2020-08-10T02:23:07.62
IV.NARO.HHE. ML:1.1 0.0000562 0.06 AML other m 2020-08-10T02:23:07.66
IV.NARO.HHN. ML:0.7 0.00002625 0.24 AML other m 2020-08-10T02:23:07.67
IV.BADI.EHE. ML:1.0 0.00005155 0.88 AML other m 2020-08-10T02:23:08.24
IV.APEC.HHE. ML:1.3 0.0001026 0.18 AML other m 2020-08-10T02:23:08.41
IV.APEC.HHN. ML:1.2 0.00009379999999999999 0.06 AML other m 2020-08-10T02:23:08.45
IV.BADI.EHN. ML:1.0 0.0000454 0.12 AML other m 2020-08-10T02:23:08.52
IV.ASSB.HHE. ML:1.0 0.000038849999999999996 0.74 AML other m 2020-08-10T02:23:08.53
IV.ARVD.HHE. ML:0.7 0.000020900000000000003 0.64 AML other m 2020-08-10T02:23:08.62
IV.ARVD.HHN. ML:0.6 0.00001375 0.06 AML other m 2020-08-10T02:23:09.76
IV.SSFR.HNN. ML:1.7 0.0003255 0.88 AML other m 2020-08-10T02:23:11.74
IV.MPAG.EHE. ML:0.6 0.0000144 0.8 AML other m 2020-08-10T02:23:12.96
IV.MPAG.EHN. ML:0.6 0.0000144 1.12 AML other m 2020-08-10T02:23:13.96
IV.FDMO.HHE. ML:0.6 0.000009289999999999999 1.04 AML other m 2020-08-10T02:23:14.37
IV.MGAB.HHE. ML:1.3 0.0000425 0.2 AML other m 2020-08-10T02:23:16.52
IV.FDMO.HHN. ML:0.6 0.000010670000000000001 0.6 AML other m 2020-08-10T02:23:17.47
IV.MOMA.HHN. ML:0.8 0.00001415 0.48 AML other m 2020-08-10T02:23:17.65
IV.MOMA.HHE. ML:0.8 0.00001515 0.42 AML other m 2020-08-10T02:23:18.94
IV.MGAB.HHN. ML:1.2 0.00003685 1.56 AML other m 2020-08-10T02:23:19.82
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