Earthquake with magnitude of ML 0.3 on date 31-07-2020 and time 04:24:43 (Italy) in region 6 km W Gubbio (PG)

A magnitude ML 0.3 earthquake occured in region: 6 km W Gubbio (PG), on

  • 31-07-2020 02:24:43 (UTC)
  • 31-07-2020 04:24:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.37, 12.51 at 7 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.

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 6 32216 32216
Pietralunga PG 10 2111 34327
Scheggia e Pascelupo PG 13 1393 35720
Cantiano PU 15 2245 37965
Montone PG 15 1680 39645
Costacciaro PG 16 1216 40861
Umbertide PG 17 16681 57542
Sigillo PG 19 2404 59946

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of Perugia (166134 inhabitants)
48 Km NW of Foligno (57155 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
67 Km SW of Fano (60888 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
77 Km S of Rimini (147750 inhabitants)
86 Km W of Ancona (100861 inhabitants)
88 Km S of Cesena (96758 inhabitants)
90 Km N of Terni (111501 inhabitants)
96 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
Bulletin
Rev1000
ML 0.3 2020-07-31
02:24:43
43.37 12.51 7 2020-11-19
12:36:59
Bollettino Sismico Italiano INGV 82433841
Reviewed
Rev100
ML 0.3 2020-07-31
02:24:43
43.37 12.52 6 2020-07-31
02:32:26
Sala Sismica INGV-Roma 81501551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-31 02:24:43 ± 0.08
Latitude 43.37 ± 0.00
Longitude 12.51 ± 0.00
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82433841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 239
Semi-minor axis of confidence ellipse (meter) 91
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 240
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.24731
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 82433841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-29 08:17:52

ML:0.3

Field Value
Value 0.3
Uncertainty 0.4
Num. used stations 13
Type of magnitude ML
Reference to an origin 81501551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-31 02:32:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ATMC.EHZ. 2020-07-31T02:24:53.64 0.3 undecidable manual S 289 0.2455 105 0.04 72
IV.BADI.EHZ. 2020-07-31T02:24:53.28 0.6 undecidable manual S 306 0.241 105 -0.15 47
IV.FRON.EHZ. 2020-07-31T02:24:52.24 0.3 undecidable manual S 46 0.214 107 -0.2 70
IV.ATCC.EHZ. 2020-07-31T02:24:52.47 0.3 undecidable manual S 153 0.205 107 0.37 68
IV.SSFR.HHZ. 2020-07-31T02:24:52.15 0.6 undecidable manual S 71 0.2068 107 0 49
IV.FOSV.HNZ. 2020-07-31T02:24:52.07 0.6 undecidable manual S 112 0.1943 108 0.36 46
IV.PIEI.HHZ. 2020-07-31T02:24:51.01 0.6 undecidable manual S 5 0.1682 111 0.26 47
IV.ATMI.HHZ. 2020-07-31T02:24:51.17 0.6 undecidable manual S 259 0.1817 110 -0.07 49
IV.ATPC.HHZ. 2020-07-31T02:24:49.34 0.6 undecidable manual S 340 0.1196 118 0.29 47
IV.ATSC.EHZ. 2020-07-31T02:24:49.98 0.3 undecidable manual S 66 0.1376 115 0.32 70
IV.BADI.EHZ. 2020-07-31T02:24:49.66 0.6 undecidable manual P 306 0.241 105 0.29 46
IV.ATPI.EHZ. 2020-07-31T02:24:49.05 0.1 undecidable manual S 316 0.1151 119 0.14 97
IV.NARO.HHZ. 2020-07-31T02:24:49.46 0.1 undecidable manual P 11 0.2473 105 -0.04 97
IV.ATMC.EHZ. 2020-07-31T02:24:49.40 0.6 undecidable manual P 289 0.2455 105 -0.07 48
IV.MURB.HHZ. 2020-07-31T02:24:48.77 0.3 undecidable manual S 176 0.1052 121 0.18 72
IV.FOSV.HNZ. 2020-07-31T02:24:48.30 0.1 undecidable manual P 112 0.1943 108 -0.08 97
IV.FRON.EHZ. 2020-07-31T02:24:48.54 0.3 undecidable manual P 46 0.214 107 -0.26 70
IV.ATLO.HNZ. 2020-07-31T02:24:48.32 0.1 undecidable manual S 235 0.0935 124 0.12 98
IV.APEC.HHZ. 2020-07-31T02:24:48.55 0.1 undecidable manual P 340 0.2014 108 0.02 98
IV.ATCC.EHZ. 2020-07-31T02:24:48.70 0.3 undecidable manual P 153 0.205 107 0.1 72
IV.SSFR.HHZ. 2020-07-31T02:24:48.31 0.1 undecidable manual P 71 0.2068 107 -0.32 92
IV.TB01.DHZ. 2020-07-31T02:24:47.04 0.1 undecidable manual S 283 0.0585 138 -0.12 98
IV.TB02.DHZ.01 2020-07-31T02:24:47.63 0.3 undecidable manual S 272 0.0755 130 -0.02 75
IV.TB03.DHZ.01 2020-07-31T02:24:47.87 0.1 undecidable manual S 294 0.0818 128 0.04 100
IV.ATPC.HHZ. 2020-07-31T02:24:47.13 0.1 undecidable manual P 340 0.1196 118 0.29 94
IV.ATSC.EHZ. 2020-07-31T02:24:47.29 0.1 undecidable manual P 66 0.1376 115 0.1 97
IV.PIEI.HHZ. 2020-07-31T02:24:47.81 0.1 undecidable manual P 5 0.1682 111 -0.01 99
IV.ATMI.HHZ. 2020-07-31T02:24:47.68 0.1 undecidable manual P 259 0.1817 110 -0.43 90
IV.ATVO.HHZ. 2020-07-31T02:24:47.69 0.1 undecidable manual S 280 0.0791 129 -0.05 99
IV.ATVO.HHZ. 2020-07-31T02:24:46.02 0.1 undecidable manual P 280 0.0791 129 -0.06 99
IV.ATLO.HNZ. 2020-07-31T02:24:46.43 0.1 undecidable manual P 235 0.0935 124 0.08 99
IV.MURB.HHZ. 2020-07-31T02:24:46.31 0.3 undecidable manual P 176 0.1052 121 -0.26 71
IV.TB02.DHZ.01 2020-07-31T02:24:46.06 0.1 undecidable manual P 272 0.0755 130 0.03 100
IV.ATFO.HHZ. 2020-07-31T02:24:46.46 0.3 undecidable manual S 92 0.0423 147 -0.33 71
IV.ATPI.EHZ. 2020-07-31T02:24:46.89 0.1 undecidable manual P 316 0.1151 119 0.13 97
IV.TB03.DHZ.01 2020-07-31T02:24:46.11 0.1 undecidable manual P 294 0.0818 128 -0.03 100
IV.TB01.DHZ. 2020-07-31T02:24:45.70 0.1 undecidable manual P 283 0.0585 138 -0.05 100
IV.ATFO.HHZ. 2020-07-31T02:24:45.16 0.6 undecidable manual P 92 0.0423 147 -0.37 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:0 0.00010371892 0.1808 AML other m 2020-07-31T02:24:46.52
IV.ATFO.HHE. ML:0 6.0203095E-5 0.32 AML other m 2020-07-31T02:24:46.78
IV.ATVO.HHN. ML:0.3 2.956049E-5 0.12 AML other m 2020-07-31T02:24:47.93
IV.ATVO.HHE. ML:0.1 1.848554E-5 1.8208 AML other m 2020-07-31T02:24:48.00
IV.ATPI.HNN. ML:1 0.000107795035 0.3504 AML other m 2020-07-31T02:24:48.63
IV.ATPI.EHE. ML:-0.1 1.2437845E-5 0.3008 AML other m 2020-07-31T02:24:49.12
IV.ATPI.EHN. ML:-0.1 9.852219E-6 0.1008 AML other m 2020-07-31T02:24:49.53
IV.MURB.HHE. ML:0.5 4.2806445E-5 1.72 AML other m 2020-07-31T02:24:50.13
IV.FRON.EHE. ML:0.2 9.5114125E-6 0.36 AML other m 2020-07-31T02:24:51.83
IV.MURB.HHN. ML:0.4 3.0330585E-5 1.68 AML other m 2020-07-31T02:24:53.84
IV.FRON.EHN. ML:0.2 7.665736E-6 0.56 AML other m 2020-07-31T02:24:53.41
IV.APEC.HNN. ML:2.3 0.0012859605 0.8704 AML other m 2020-07-31T02:24:58.63
IV.APEC.HNE. ML:2.2 0.0011549685 0.12 AML other m 2020-07-31T02:24:58.77
IV.APEC.HHE. ML:0.3 1.643318E-5 0.08 AML other m 2020-07-31T02:25:00.66
IV.APEC.HHN. ML:0.3 1.65182145E-5 0.0608 AML other m 2020-07-31T02:25:00.94
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download