Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 24-11-2020 and time 00:29:21 (Italy) in region 3 km S Gualdo Tadino (PG)

A magnitude ML 1.5 earthquake occured in region: 3 km S Gualdo Tadino (PG), on

  • 23-11-2020 23:29:21 (UTC)
  • 24-11-2020 00:29:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2040, 12.7930 at 17 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Gualdo Tadino PG 3 15208 15208
Nocera Umbra PG 10 5839 21047
Fossato di Vico PG 11 2840 23887
Fiuminata MC 11 1402 25289
Esanatoglia MC 14 2034 27323
Sefro MC 14 422 27745
Sigillo PG 15 2404 30149
Pioraco MC 16 1134 31283
Valfabbrica PG 16 3389 34672
Valtopina PG 16 1398 36070
Fabriano AN 17 31480 67550
Costacciaro PG 19 1216 68766
Matelica MC 19 9981 78747
Serravalle di Chienti MC 20 1070 79817

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km N of Foligno (57155 inhabitants)
34 Km E of Perugia (166134 inhabitants)
72 Km N of Terni (111501 inhabitants)
74 Km S of Fano (60888 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
79 Km E of Arezzo (99543 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
96 Km NW of Teramo (54892 inhabitants)
97 Km S of Rimini (147750 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
Bulletin
Rev1000 		ML 1.5 2020-11-23
23:29:21		 43.2038 12.7928 17 2021-02-26
14:56:07		 Bollettino Sismico Italiano INGV 84980061
Reviewed
Rev100 		ML 1.5 2020-11-23
23:29:21		 43.207 12.7937 19 2020-11-23
23:37:46		 Sala Sismica INGV-Roma 84971491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-23 23:29:21 ± 0.05
Latitude 43.2038 ± 0.0027
Longitude 12.7928 ± 0.0037
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84980061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 301
Semi-minor axis of confidence ellipse (meter) 145
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 49
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60255
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 84980061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-01 00:37:16

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 84971491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-23 23:37:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PE3.EHZ. 2020-11-23T23:29:41.30 0.6 undecidable manual S 336 59.5959 97 1.52 26
IV.TERO.HHZ. 2020-11-23T23:29:37.11 3.0 undecidable manual P -0.08 0
IV.NARO.HHZ. 2020-11-23T23:29:36.81 0.6 undecidable manual S 339 48.3183 99 0.03 47
IV.NRCA.HHZ. 2020-11-23T23:29:36.87 0.3 undecidable manual S 147 48.618 99 -0.02 71
IV.MC2.EHZ. 2020-11-23T23:29:36.85 0.6 undecidable manual S 135 45.621 100 0.76 39
IV.MPAG.EHZ. 2020-11-23T23:29:36.75 0.6 undecidable manual S 357 47.2194 100 0.23 45
IV.MOMA.HHZ. 2020-11-23T23:29:36.88 0.3 undecidable manual S 202 47.9187 100 0.19 69
IV.ATPI.EHZ. 2020-11-23T23:29:35.17 0.6 undecidable manual S 311 41.7249 101 0.1 47
IV.ATVO.HHZ. 2020-11-23T23:29:34.02 1.0 undecidable manual S 302 36.9297 104 0.21 23
IV.FRON.EHZ. 2020-11-23T23:29:33.22 0.3 undecidable manual S 351 35.2425 104 -0.16 71
IV.ARVD.HHZ. 2020-11-23T23:29:33.29 0.3 undecidable manual S 20 34.743 105 0.03 72
IV.MNTT.EHZ. 2020-11-23T23:29:33.86 0.3 undecidable manual P 103 66.8775 96 0.77 56
IV.CSP1.EHZ. 2020-11-23T23:29:33.76 0.3 undecidable manual S 110 35.6421 104 0.29 68
IV.MF5.EHZ. 2020-11-23T23:29:32.36 0.3 undecidable manual P 114 59.0964 97 0.46 63
IV.FDMO.HHZ. 2020-11-23T23:29:32.26 0.3 undecidable manual S 128 30.2475 108 0.17 71
IV.PE3.EHZ. 2020-11-23T23:29:32.40 0.3 undecidable manual P 336 59.5959 97 0.43 64
IV.SSFR.HHZ. 2020-11-23T23:29:31.04 0.3 undecidable manual S 358 25.752 112 0.06 73
IV.EL6.EHZ. 2020-11-23T23:29:31.89 0.3 undecidable manual S 61 28.5492 109 0.22 70
IV.MMO1.EHZ. 2020-11-23T23:29:30.98 0.1 undecidable manual P 128 54.9006 98 -0.28 89
IV.CESI.HHZ. 2020-11-23T23:29:30.40 0.6 undecidable manual S 158 23.8539 114 -0.11 49
IV.APEC.HHZ. 2020-11-23T23:29:30.10 0.1 undecidable manual P 323 49.5171 99 -0.33 88
IV.MURB.HHZ. 2020-11-23T23:29:30.56 0.3 undecidable manual S 287 22.6551 116 0.35 69
IV.GUMA.HHZ. 2020-11-23T23:29:30.18 0.1 undecidable manual P 109 46.62 100 0.19 92
IV.MC2.EHZ. 2020-11-23T23:29:29.73 0.1 undecidable manual P 135 45.621 100 -0.12 93
IV.MPAG.EHZ. 2020-11-23T23:29:29.99 0.6 undecidable manual P 357 47.2194 100 -0.1 47
IV.MOMA.HHZ. 2020-11-23T23:29:29.94 0.1 undecidable manual P 202 47.9187 100 -0.25 90
IV.NARO.HHZ. 2020-11-23T23:29:29.97 0.6 undecidable manual P 339 48.3183 99 -0.28 45
IV.ATPI.EHZ. 2020-11-23T23:29:29.35 0.1 undecidable manual P 311 41.7249 101 0.09 94
IV.NRCA.HHZ. 2020-11-23T23:29:29.99 0.1 negative manual P 147 48.618 99 -0.31 89
IV.MML1.HNZ. 2020-11-23T23:29:29.07 0.6 undecidable manual S 125 17.5713 125 0.02 50
IV.ASSB.HHZ. 2020-11-23T23:29:29.84 0.6 undecidable manual S 211 20.9679 119 0.04 49
IV.ARVD.HHZ. 2020-11-23T23:29:28.01 0.1 positive manual P 20 34.743 105 -0.2 93
IV.CSP1.EHZ. 2020-11-23T23:29:28.21 0.1 negative manual P 110 35.6421 104 -0.12 95
IV.SEF1.HNZ. 2020-11-23T23:29:28.47 0.6 undecidable manual S 117 14.0748 133 0.17 48
IV.SNTG.HHZ. 2020-11-23T23:29:28.06 0.6 undecidable manual S 65 13.1757 135 -0.08 50
IV.ATVO.HHZ. 2020-11-23T23:29:28.44 0.1 undecidable manual P 302 36.9297 104 -0.09 95
IV.ATCC.EHZ. 2020-11-23T23:29:28.30 0.3 undecidable manual S 260 12.5763 136 0.28 71
IV.FIU1.HNZ. 2020-11-23T23:29:27.57 0.6 undecidable manual S 99 11.3775 140 -0.23 49
IV.FOSV.EHZ. 2020-11-23T23:29:27.58 0.3 undecidable manual S 346 10.3785 142 -0.07 76
IV.EL6.EHZ. 2020-11-23T23:29:27.25 0.1 positive manual P 61 28.5492 109 -0.04 98
IV.FDMO.HHZ. 2020-11-23T23:29:27.28 0.1 undecidable manual P 128 30.2475 108 -0.25 93
IV.FRON.EHZ. 2020-11-23T23:29:27.94 0.1 undecidable manual P 351 35.2425 104 -0.34 91
IV.SSFR.HHZ. 2020-11-23T23:29:26.68 0.1 undecidable manual P 358 25.752 112 -0.21 95
IV.ASSB.HHZ. 2020-11-23T23:29:26.12 0.1 undecidable manual P 211 20.9679 119 -0.1 98
IV.CESI.HHZ. 2020-11-23T23:29:26.38 0.1 undecidable manual P 158 23.8539 114 -0.24 95
IV.MURB.HHZ. 2020-11-23T23:29:26.53 0.1 undecidable manual P 287 22.6551 116 0.08 98
IV.ATCC.EHZ. 2020-11-23T23:29:25.26 0.1 positive manual P 260 12.5763 136 0.07 99
IV.MML1.HNZ. 2020-11-23T23:29:25.67 0.1 undecidable manual P 125 17.5713 125 -0.11 98
IV.SEF1.HNZ. 2020-11-23T23:29:25.26 0.3 undecidable manual P 117 14.0748 133 -0.09 74
IV.SNTG.HHZ. 2020-11-23T23:29:25.17 0.1 undecidable manual P 65 13.1757 135 -0.09 100
IV.FIU1.HNZ. 2020-11-23T23:29:24.95 0.1 undecidable manual P 99 11.3775 140 -0.11 99
IV.FOSV.EHZ. 2020-11-23T23:29:24.88 0.1 negative manual P 346 10.3785 142 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHN. ML:1.7 0.00040149999999999995 0.16 AML other m 2020-11-23T23:29:27.77
IV.FOSV.EHE. ML:1.4 0.00023449999999999998 0.34 AML other m 2020-11-23T23:29:27.77
IV.SNTG.HHN. ML:1.2 0.00013450000000000002 0.36 AML other m 2020-11-23T23:29:28.24
IV.ATCC.EHN. ML:1.9 0.000616 0.36 AML other m 2020-11-23T23:29:28.56
IV.ATCC.EHE. ML:1.8 0.000453 0.2 AML other m 2020-11-23T23:29:28.48
IV.SNTG.HHE. ML:1.0 0.00007688334999999999 0.0768 AML other m 2020-11-23T23:29:28.66
IV.ASSB.HHN. ML:1.6 0.00021 1.08 AML other m 2020-11-23T23:29:30.04
IV.ASSB.HHE. ML:1.7 0.00026949999999999994 0.36 AML other m 2020-11-23T23:29:30.35
IV.CESI.HHE. ML:1.3 0.00010925 0.4 AML other m 2020-11-23T23:29:30.74
IV.CESI.HHN. ML:1.2 0.0000924 0.22 AML other m 2020-11-23T23:29:30.72
IV.MURB.HHE. ML:2.0 0.00049 0.2 AML other m 2020-11-23T23:29:31.01
IV.MURB.HNE. ML:1.9 0.0004835 0.2 AML other m 2020-11-23T23:29:31.02
IV.MURB.HHN. ML:1.8 0.00033400000000000004 0.14 AML other m 2020-11-23T23:29:31.35
IV.MURB.HNN. ML:1.7 0.0002768969 0.1792 AML other m 2020-11-23T23:29:31.35
IV.SSFR.HNE. ML:1.8 0.00031356980000000003 0.0512 AML other m 2020-11-23T23:29:31.83
IV.SSFR.HHE. ML:1.7 0.000263 0.24 AML other m 2020-11-23T23:29:31.84
IV.EL6.EHN. ML:1.7 0.000221 0.4 AML other m 2020-11-23T23:29:32.17
IV.SSFR.HHN. ML:1.7 0.0002344082 0.1536 AML other m 2020-11-23T23:29:32.12
IV.SSFR.HNN. ML:2.0 0.0004375 1.02 AML other m 2020-11-23T23:29:32.71
IV.EL6.EHE. ML:2.0 0.00046100000000000004 0.66 AML other m 2020-11-23T23:29:32.44
IV.FDMO.HHE. ML:1.1 0.00005615 1.78 AML other m 2020-11-23T23:29:32.00
IV.FDMO.HHN. ML:1.1 0.0000566 0.2 AML other m 2020-11-23T23:29:33.69
IV.CSP1.EHE. ML:1.6 0.00015145 0.52 AML other m 2020-11-23T23:29:33.73
IV.CSP1.EHN. ML:1.8 0.0002265 0.46 AML other m 2020-11-23T23:29:34.26
IV.ARVD.HHE. ML:1.0 0.00004182101 0.1024 AML other m 2020-11-23T23:29:34.21
IV.ARVD.HHN. ML:0.9 0.00003159172 0.1536 AML other m 2020-11-23T23:29:34.23
IV.FRON.EHE. ML:1.2 0.00006560000000000001 0.54 AML other m 2020-11-23T23:29:34.51
IV.FRON.EHN. ML:1.3 0.00007805000000000001 0.16 AML other m 2020-11-23T23:29:34.41
IV.MPAG.EHN. ML:1.3 0.000052900000000000005 0.26 AML other m 2020-11-23T23:29:37.08
IV.MPAG.EHE. ML:1.3 0.00004865 0.96 AML other m 2020-11-23T23:29:37.20
IV.GUMA.HHE. ML:1.5 0.0000922 0.16 AML other m 2020-11-23T23:29:37.51
IV.MOMA.HHN. ML:1.1 0.0000311 1.16 AML other m 2020-11-23T23:29:37.62
IV.NRCA.HHE. ML:1.5 0.0000859 0.28 AML other m 2020-11-23T23:29:37.50
IV.NRCA.HHN. ML:1.4 0.000061806605 0.1024 AML other m 2020-11-23T23:29:37.89
IV.MOMA.HHE. ML:1.2 0.000038 1.08 AML other m 2020-11-23T23:29:38.67
IV.GUMA.HHN. ML:1.6 0.000094 0.32 AML other m 2020-11-23T23:29:40.20
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