Earthquake with magnitude of ML 1.0 on date 23-08-2020 and time 19:53:07 (Italy) in region 1 km SW Gubbio (PG)

A magnitude ML 1.0 earthquake occured in region: 1 km SW Gubbio (PG), on

  • 23-08-2020 17:53:07 (UTC)
  • 23-08-2020 19:53:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3490, 12.5670 at 10 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 10 1393 33609
Costacciaro PG 12 1216 34825
Sigillo PG 14 2404 37229
Cantiano PU 15 2245 39474
Pietralunga PG 15 2111 41585
Fossato di Vico PG 17 2840 44425
Montone PG 19 1680 46105
Umbertide PG 20 16681 62786

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Perugia (166134 inhabitants)
45 Km N of Foligno (57155 inhabitants)
57 Km E of Arezzo (99543 inhabitants)
66 Km SW of Fano (60888 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
79 Km S of Rimini (147750 inhabitants)
83 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
92 Km S 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 1.0 2020-08-23
17:53:07
43.3488 12.5668 10 2020-08-23
18:02:48
Sala Sismica INGV-Roma 82267821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-23 17:53:07 ± 0.05
Latitude 43.3488 ± 0.0027
Longitude 12.5668 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82267821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 321
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 177
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 32
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) 0.43707
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 82267821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-23 18:02:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2020-08-23T17:53:48.45 3.0 undecidable manual S 1.1 0
IV.NRCA.HNZ. 2020-08-23T17:53:29.78 3.0 undecidable manual S -1.44 0
IV.CAFI.HHZ. 2020-08-23T17:53:23.52 0.3 undecidable manual S 268 48.5181 50 -0.15 69
IV.PARC.HHZ. 2020-08-23T17:53:23.03 0.6 undecidable manual S 322 42.4242 50 0.97 36
IV.EL6.EHZ. 2020-08-23T17:53:22.69 0.3 undecidable manual S 93 43.2234 50 0.44 66
IV.MPAG.EHZ. 2020-08-23T17:53:20.21 0.6 undecidable manual S 26 34.743 50 0.21 47
IV.ARVD.HHZ. 2020-08-23T17:53:19.74 0.6 undecidable manual S 61 34.4433 50 -0.17 47
IV.BADI.EHZ. 2020-08-23T17:53:18.92 0.3 undecidable manual S 305 31.5462 50 -0.21 71
IV.MGAB.HHZ. 2020-08-23T17:53:18.78 3.0 undecidable manual P -0.2 0
IV.NARO.HHZ. 2020-08-23T17:53:18.27 0.3 undecidable manual S 2 29.0487 50 -0.22 71
IV.CAFI.HHZ. 2020-08-23T17:53:17.45 0.1 undecidable manual P 268 48.5181 50 0.43 87
IV.PARC.HHZ. 2020-08-23T17:53:16.26 0.1 undecidable manual P 322 42.4242 50 0.17 93
IV.PIEI.HHZ. 2020-08-23T17:53:16.02 0.3 undecidable manual S 353 20.868 115 0.12 73
IV.FRON.EHZ. 2020-08-23T17:53:16.55 0.3 undecidable manual S 34 22.6551 113 0.08 74
IV.ATMI.HHZ. 2020-08-23T17:53:16.83 0.6 undecidable manual S 266 24.1536 112 -0.12 49
IV.EL6.EHZ. 2020-08-23T17:53:16.04 0.1 undecidable manual P 93 43.2234 50 -0.16 93
IV.FDMO.HHZ. 2020-08-23T17:53:15.82 3.0 negative manual P -2.2 0
IV.SSFR.HHZ. 2020-08-23T17:53:15.66 0.3 undecidable manual S 61 19.869 116 0.07 74
IV.MPAG.EHZ. 2020-08-23T17:53:14.84 0.6 undecidable manual P 26 34.743 50 -0.06 48
IV.ATPI.EHZ. 2020-08-23T17:53:14.80 0.6 undecidable manual S 310 17.4714 119 -0.03 50
IV.BADI.EHZ. 2020-08-23T17:53:14.29 0.1 undecidable manual P 305 31.5462 50 -0.11 96
IV.ARVD.HHZ. 2020-08-23T17:53:14.70 0.1 undecidable manual P 61 34.4433 50 -0.15 95
IV.FOSV.EHZ. 2020-08-23T17:53:14.56 0.3 undecidable manual S 111 16.7721 120 -0.08 74
IV.ATMI.HHZ. 2020-08-23T17:53:13.19 0.1 undecidable manual P 266 24.1536 112 0.05 98
IV.NARO.HHZ. 2020-08-23T17:53:13.73 0.1 undecidable manual P 2 29.0487 50 -0.29 93
IV.ATVO.HHZ. 2020-08-23T17:53:13.58 0.3 undecidable manual S 286 13.4754 125 -0.08 75
IV.MURB.HHZ. 2020-08-23T17:53:12.90 0.3 undecidable manual S 200 10.0788 133 0.14 74
IV.SSFR.HHZ. 2020-08-23T17:53:12.34 0.1 undecidable manual P 61 19.869 116 -0.01 100
IV.PIEI.HHZ. 2020-08-23T17:53:12.53 0.1 undecidable manual P 353 20.868 115 0 100
IV.ATCC.EHZ. 2020-08-23T17:53:12.06 3.0 negative manual Pn 0.03 0
IV.FRON.EHZ. 2020-08-23T17:53:12.76 0.1 undecidable manual P 34 22.6551 113 -0.1 98
IV.ATFO.HHZ. 2020-08-23T17:53:11.49 0.3 undecidable manual S 11 1.998 168 0.17 75
IV.FOSV.EHZ. 2020-08-23T17:53:11.73 0.1 undecidable manual P 111 16.7721 120 -0.07 99
IV.ATPI.EHZ. 2020-08-23T17:53:11.84 0.1 undecidable manual P 310 17.4714 119 -0.07 99
IV.ATVO.HHZ. 2020-08-23T17:53:11.13 0.1 negative manual P 286 13.4754 125 -0.11 99
IV.ATFO.HHZ. 2020-08-23T17:53:10.01 0.3 undecidable manual P 11 1.998 168 0.12 76
IV.MURB.HHZ. 2020-08-23T17:53:10.61 0.1 undecidable manual P 200 10.0788 133 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:0.0 0.0004523546 0.0896 AML other m 2020-08-23T17:53:11.74
IV.ATFO.HHN. ML:0.0 0.0004861008 0.1024 AML other m 2020-08-23T17:53:11.70
IV.ATVO.HHE. ML:1.0 0.000096635295 0.1024 AML other m 2020-08-23T17:53:14.71
IV.ATVO.HHN. ML:0.9 0.00009021438 0.0768 AML other m 2020-08-23T17:53:13.54
IV.FOSV.EHE. ML:0.9 0.000073015525 0.2432 AML other m 2020-08-23T17:53:16.94
IV.FOSV.EHN. ML:0.8 0.00005062 0.2176 AML other m 2020-08-23T17:53:17.66
IV.ATPI.EHE. ML:0.8 0.000048401645 0.256 AML other m 2020-08-23T17:53:16.93
IV.ATPI.EHN. ML:1.2 0.00014160565 0.2944 AML other m 2020-08-23T17:53:15.01
IV.ATPI.HNE. ML:0.7 0.000045526505 43.4688 AML other m 2020-08-23T17:53:11.34
IV.ATPI.HNN. ML:1.1 0.00010023754 0.2688 AML other m 2020-08-23T17:53:16.82
IV.FRON.EHE. ML:1.3 0.0001425816 0.0512 AML other m 2020-08-23T17:53:17.02
IV.FRON.EHN. ML:1.9 0.00048799835 0.1024 AML other m 2020-08-23T17:53:17.36
IV.ATMI.HHE. ML:0.9 0.00004396874 0.1536 AML other m 2020-08-23T17:53:18.96
IV.ATMI.HHN. ML:0.8 0.00004138629499999999 0.1408 AML other m 2020-08-23T17:53:18.67
IV.NARO.HHE. ML:1.4 0.00012743664999999998 0.1536 AML other m 2020-08-23T17:53:18.40
IV.NARO.HHN. ML:1.0 0.00004550542000000001 0.064 AML other m 2020-08-23T17:53:19.16
IV.BADI.EHE. ML:1.1 0.00005754074 0.192 AML other m 2020-08-23T17:53:19.55
IV.BADI.EHN. ML:1.2 0.00006644860499999999 0.1152 AML other m 2020-08-23T17:53:19.74
IV.ARVD.HHE. ML:1.0 0.000042427345 0.2176 AML other m 2020-08-23T17:53:20.22
IV.ARVD.HHN. ML:0.9 0.00003452181 0.1024 AML other m 2020-08-23T17:53:20.41
IV.MPAG.EHE. ML:0.8 0.000024381325 0.1792 AML other m 2020-08-23T17:53:22.31
IV.MPAG.EHN. ML:0.9 0.00003279204 0.2304 AML other m 2020-08-23T17:53:20.45
IV.MPAG.HNE. ML:2.0 0.00040720324000000004 0.512 AML other m 2020-08-23T17:53:24.43
IV.MPAG.HNN. ML:2.0 0.00044868195 0.5248 AML other m 2020-08-23T17:53:24.43
IV.PARC.HHE. ML:0.8 0.000022436245 0.3456 AML other m 2020-08-23T17:53:24.38
IV.PARC.HHN. ML:1.0 0.0000306008 1.216 AML other m 2020-08-23T17:53:32.91
IV.CAFI.HHE. ML:0.9 0.000020207875000000002 0.1664 AML other m 2020-08-23T17:53:23.87
IV.CAFI.HHN. ML:0.7 0.000013212515 0.1536 AML other m 2020-08-23T17:53:23.86
IV.CAFI.HNE. ML:1.5 0.00009482415499999999 0.6144 AML other m 2020-08-23T17:53:33.11
IV.CAFI.HNN. ML:1.6 0.00010813162 0.8832 AML other m 2020-08-23T17:53:28.61
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