Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 17-07-2020 and time 20:49:59 (Italy) in region 2 km W Gubbio (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km W Gubbio (PG), on

  • 17-07-2020 18:49:59 (UTC)
  • 17-07-2020 20:49:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3480, 12.5520 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 2 32216 32216
Scheggia e Pascelupo PG 11 1393 33609
Costacciaro PG 13 1216 34825
Pietralunga PG 14 2111 36936
Cantiano PU 15 2245 39181
Sigillo PG 16 2404 41585
Fossato di Vico PG 18 2840 44425
Montone PG 18 1680 46105
Umbertide PG 19 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)
56 Km E of Arezzo (99543 inhabitants)
67 Km SW of Fano (60888 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
79 Km S of Rimini (147750 inhabitants)
84 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
91 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 1.2 2020-07-17
18:49:59		 43.3477 12.5517 9 2020-07-17
19:02:18		 Sala Sismica INGV-Roma 81115261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-17 18:49:59 ± 0.07
Latitude 43.3477 ± 0.0036
Longitude 12.5517 ± 0.0049
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 81115261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 358
Semi-minor axis of confidence ellipse (meter) 357
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54049
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 36
Type of magnitude ML
Reference to an origin 81115261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-17 19:02:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARRO.EHZ. 2020-07-17T18:50:25.60 3.0 undecidable manual S -0.8 0
IV.MGAB.HHZ. 2020-07-17T18:50:19.00 0.6 undecidable manual S 217 59.9955 50 0.53 41
IV.EL6.EHZ. 2020-07-17T18:50:14.57 0.3 undecidable manual S 92 44.4222 50 0.25 68
IV.ARVD.HHZ. 2020-07-17T18:50:12.08 0.3 undecidable manual S 62 35.5422 50 0.12 71
IV.MPAG.EHZ. 2020-07-17T18:50:11.36 0.3 undecidable manual S 28 35.4423 50 -0.56 64
IV.MGAB.HHZ. 2020-07-17T18:50:10.27 0.1 undecidable manual P 217 59.9955 50 -0.14 90
IV.APEC.HHZ. 2020-07-17T18:50:08.93 0.3 undecidable manual S 336 25.6521 108 0.13 72
IV.FRON.EHZ. 2020-07-17T18:50:08.27 0.3 undecidable manual S 37 23.5542 110 0.18 71
IV.SSFR.HHZ. 2020-07-17T18:50:07.57 0.3 undecidable manual S 62 21.0678 112 0.28 70
IV.PIEI.HHZ. 2020-07-17T18:50:07.67 0.3 undecidable manual S 356 20.868 112 0.43 68
IV.EL6.EHZ. 2020-07-17T18:50:07.75 0.6 undecidable manual P 92 44.4222 50 -0.28 45
IV.ATMI.HHZ. 2020-07-17T18:50:07.47 3.0 undecidable manual S -0.56 0
IV.ATCC.EHZ. 2020-07-17T18:50:07.16 0.3 undecidable manual S 158 19.3695 114 0.4 69
IV.ARVD.HHZ. 2020-07-17T18:50:06.40 0.3 undecidable manual P 62 35.5422 50 -0.26 69
IV.MPAG.EHZ. 2020-07-17T18:50:06.38 0.3 undecidable manual P 28 35.4423 50 -0.26 69
IV.NARO.HHZ. 2020-07-17T18:50:05.23 0.3 undecidable manual P 5 29.2485 106 -0.3 69
IV.ATPI.EHZ. 2020-07-17T18:50:05.97 0.3 undecidable manual S 314 16.5723 117 0.08 74
IV.APEC.HHZ. 2020-07-17T18:50:05.73 0.3 undecidable manual P 336 25.6521 108 0.89 57
IV.FRON.EHZ. 2020-07-17T18:50:04.37 0.1 undecidable manual P 37 23.5542 110 -0.06 97
IV.ATVO.HHZ. 2020-07-17T18:50:04.41 0.3 undecidable manual S 288 12.2766 124 -0.19 72
IV.ATPI.EHZ. 2020-07-17T18:50:03.23 0.1 undecidable manual P 314 16.5723 117 0.07 98
IV.MURB.HHZ. 2020-07-17T18:50:03.73 0.3 undecidable manual S 193 9.5793 131 -0.14 74
IV.ATCC.EHZ. 2020-07-17T18:50:03.69 0.1 undecidable manual P 158 19.3695 114 0.03 99
IV.SSFR.HHZ. 2020-07-17T18:50:03.97 0.1 undecidable manual P 62 21.0678 112 0.01 99
IV.PIEI.HHZ. 2020-07-17T18:50:03.99 0.1 undecidable manual P 356 20.868 112 0.05 98
IV.ATVO.HHZ. 2020-07-17T18:50:02.30 0.1 undecidable manual P 288 12.2766 124 -0.11 98
IV.ATFO.HHZ. 2020-07-17T18:50:02.10 0.1 undecidable manual S 37 2.6973 163 -0.39 94
IV.ATFO.HHZ. 2020-07-17T18:50:01.06 0.1 undecidable manual P 37 2.6973 163 -0.13 100
IV.MURB.HHZ. 2020-07-17T18:50:01.94 0.1 undecidable manual P 193 9.5793 131 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:0.0 0.0024146655 0.1792 AML other m 2020-07-17T18:50:02.36
IV.ATFO.HHN. ML:0.0 0.0015700994999999999 0.1536 AML other m 2020-07-17T18:50:02.23
IV.MURB.HHE. ML:1.8 0.00088762845 0.2176 AML other m 2020-07-17T18:50:04.15
IV.MURB.HHN. ML:1.8 0.0008297817 0.2048 AML other m 2020-07-17T18:50:04.22
IV.MURB.HNE. ML:1.8 0.00087223555 0.2432 AML other m 2020-07-17T18:50:04.15
IV.MURB.HNN. ML:1.8 0.0008064257000000001 0.192 AML other m 2020-07-17T18:50:04.23
IV.ATVO.HHE. ML:1.0 0.000119891745 0.1536 AML other m 2020-07-17T18:50:05.15
IV.ATVO.HHN. ML:1.1 0.00014579789999999998 0.2944 AML other m 2020-07-17T18:50:04.62
IV.ATPI.HNE. ML:1.2 0.000136233295 0.5888 AML other m 2020-07-17T18:50:12.90
IV.ATPI.HNN. ML:1.1 0.00010281405 0.8064 AML other m 2020-07-17T18:50:03.09
IV.ATPI.EHE. ML:0.7 0.00004258642 0.256 AML other m 2020-07-17T18:50:07.39
IV.ATPI.EHN. ML:0.7 0.00004370219 0.1024 AML other m 2020-07-17T18:50:06.89
IV.ATCC.EHE. ML:1.1 0.00010893040000000002 0.256 AML other m 2020-07-17T18:50:08.97
IV.ATCC.EHN. ML:1.0 0.000083737945 0.1408 AML other m 2020-07-17T18:50:07.75
IV.SSFR.HHE. ML:1.3 0.00016165265 0.1408 AML other m 2020-07-17T18:50:07.96
IV.SSFR.HHN. ML:1.4 0.00019586415000000002 0.1024 AML other m 2020-07-17T18:50:08.88
IV.SSFR.HNE. ML:1.8 0.0005320412399999999 0.2304 AML other m 2020-07-17T18:50:08.60
IV.SSFR.HNN. ML:2.2 0.001296917705 0.32 AML other m 2020-07-17T18:50:08.50
IV.PIEI.HHE. ML:1.2 0.00010772672999999999 0.0768 AML other m 2020-07-17T18:50:08.42
IV.PIEI.HHN. ML:0.9 0.00005693209 0.1536 AML other m 2020-07-17T18:50:08.65
IV.FRON.EHE. ML:0.8 0.00004356593 0.0768 AML other m 2020-07-17T18:50:09.74
IV.FRON.EHN. ML:1.2 0.00010957495 0.0896 AML other m 2020-07-17T18:50:09.18
IV.NARO.HHE. ML:0.9 0.00003824885 0.1152 AML other m 2020-07-17T18:50:10.60
IV.NARO.HHN. ML:1.0 0.00004773223 0.0512 AML other m 2020-07-17T18:50:10.72
IV.APEC.HHE. ML:1.0 0.00005789731 0.1024 AML other m 2020-07-17T18:50:09.34
IV.APEC.HHN. ML:1.1 0.000068661515 0.1792 AML other m 2020-07-17T18:50:09.43
IV.APEC.HNE. ML:2.1 0.0007503929949999999 1.0624 AML other m 2020-07-17T18:50:17.31
IV.APEC.HNN. ML:2.0 0.0005541545999999999 0.9216 AML other m 2020-07-17T18:50:07.14
IV.MPAG.EHE. ML:0.6 0.00001524613715 0.1024 AML other m 2020-07-17T18:50:13.11
IV.MPAG.EHN. ML:0.7 0.000018124250000000002 0.2688 AML other m 2020-07-17T18:50:15.05
IV.MPAG.HNE. ML:1.9 0.00031299500000000005 0.7296 AML other m 2020-07-17T18:50:14.59
IV.MPAG.HNN. ML:2.0 0.0004311239 0.896 AML other m 2020-07-17T18:50:15.39
IV.ARVD.HHE. ML:0.8 0.00002689001 0.256 AML other m 2020-07-17T18:50:13.66
IV.ARVD.HHN. ML:0.8 0.000027497671 0.1408 AML other m 2020-07-17T18:50:13.54
IV.MGAB.HHE. ML:1.3 0.00004587443 0.2944 AML other m 2020-07-17T18:50:20.30
IV.MGAB.HHN. ML:1.3 0.000043354909999999995 0.256 AML other m 2020-07-17T18:50:20.51
IV.MGAB.HNE. ML:1.8 0.00013263946499999997 0.8832 AML other m 2020-07-17T18:50:10.15
IV.MGAB.HNN. ML:1.9 0.00018010255 0.7424 AML other m 2020-07-17T18:50:22.61
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