Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 17-10-2019 and time 12:55:20 (Italy) in region 3 km NW Visso (MC)

A magnitude ML 1.4 earthquake occured in region: 3 km NW Visso (MC), on

  • 17-10-2019 10:55:20 (UTC)
  • 17-10-2019 12:55:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9540, 13.0730 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
Visso MC 3 1107 1107
Ussita MC 6 444 1551
Monte Cavallo MC 7 145 1696
Preci PG 9 724 2420
Castelsantangelo sul Nera MC 9 281 2701
Fiordimonte MC 10 202 2903
Pieve Torina MC 10 1458 4361
Fiastra MC 12 559 4920
Acquacanina MC 12 121 5041
Pievebovigliana MC 12 866 5907
Bolognola MC 13 142 6049
Sellano PG 14 1079 7128
Muccia MC 15 915 8043
Serravalle di Chienti MC 16 1070 9113
Norcia PG 18 4957 14070
Cerreto di Spoleto PG 20 1075 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km E of Perugia (166134 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
99 Km NE of Viterbo (67173 inhabitants)
99 Km S of Fano (60888 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 1.4 2019-10-17
10:55:20		 42.9538 13.0728 8 2019-10-17
11:05:39		 Sala Sismica INGV-Roma 73304121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-17 10:55:20 ± 0.09
Latitude 42.9538 ± 0.0036
Longitude 13.0728 ± 0.0049
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73304121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 73304121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-17 11:05:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2019-10-17T10:55:45.81 3.0 undecidable manual S 0.01 0
IV.MURB.HHZ. 2019-10-17T10:55:40.08 3.0 undecidable manual S 0.76 0
IV.ARVD.HHZ. 2019-10-17T10:55:40.91 3.0 undecidable manual S 0.02 0
IV.T1299.HNE. 2019-10-17T10:55:34.41 0.6 undecidable manual S 154 39.3273 50 0.12 46
IV.MF5.EHZ. 2019-10-17T10:55:32.45 0.6 undecidable manual S 83 31.6461 103 0.62 41
IV.MTRA.EHZ. 2019-10-17T10:55:32.28 0.6 undecidable manual S 130 34.2435 102 -0.43 44
IV.TERO.HHZ. 2019-10-17T10:55:31.09 3.0 undecidable manual P 0.03 0
IV.MURB.HHZ. 2019-10-17T10:55:30.94 3.0 positive manual P -0.1 0
IV.GUMA.HHZ. 2019-10-17T10:55:30.02 0.3 undecidable manual S 60 24.4533 107 0.59 64
IV.CAMP.HHZ. 2019-10-17T10:55:30.23 3.0 undecidable manual P -0.32 0
IV.MOMA.HHZ. 2019-10-17T10:55:29.90 3.0 undecidable manual P 0.93 0
IV.RM33.EHZ. 2019-10-17T10:55:29.79 3.0 negative manual P -0.22 0
IV.ATCC.EHZ. 2019-10-17T10:55:28.97 3.0 undecidable manual P 0.04 0
IV.EL6.EHZ. 2019-10-17T10:55:28.43 3.0 positive manual P -0.22 0
IV.MMO1.EHZ. 2019-10-17T10:55:28.19 0.6 undecidable manual S 106 21.4674 109 -0.26 46
IV.SMA1.EHZ. 2019-10-17T10:55:28.39 3.0 undecidable manual P -0.14 0
IV.PF6.EHE. 2019-10-17T10:55:28.66 0.6 undecidable manual S 26 22.6551 108 -0.18 47
IV.T1299.HNE. 2019-10-17T10:55:28.18 0.1 undecidable manual P 154 39.3273 50 -0.31 89
IV.MML1.HNE. 2019-10-17T10:55:27.77 0.3 undecidable manual S 335 19.4694 111 -0.04 73
IV.LNSS.HHZ. 2019-10-17T10:55:27.85 3.0 undecidable manual P -0.21 0
IV.CSP1.EHN. 2019-10-17T10:55:27.52 0.3 undecidable manual S 35 18.6702 112 -0.02 74
IV.ASSB.HHZ. 2019-10-17T10:55:27.41 3.0 negative manual P -0.09 0
IV.MF5.EHZ. 2019-10-17T10:55:27.21 0.1 undecidable manual P 83 31.6461 103 0.15 94
IV.SNTG.HHZ. 2019-10-17T10:55:27.30 3.0 undecidable manual P -0.24 0
IV.MTRA.EHZ. 2019-10-17T10:55:27.17 0.1 undecidable manual P 130 34.2435 102 -0.4 88
IV.NRCA.HNZ. 2019-10-17T10:55:26.34 0.3 undecidable manual S 166 13.7751 119 0.34 70
IV.CESI.HHZ. 2019-10-17T10:55:26.79 0.3 undecidable manual S 293 14.7741 117 0.48 67
IV.PF6.EHE. 2019-10-17T10:55:25.17 0.1 undecidable manual P 26 22.6551 108 -0.16 95
IV.GUMA.HHZ. 2019-10-17T10:55:25.83 0.1 undecidable manual P 60 24.4533 107 0.15 95
IV.MC2.EHZ. 2019-10-17T10:55:25.46 0.6 undecidable manual S 117 10.5783 126 0.41 46
IV.FDMO.HHZ. 2019-10-17T10:55:24.41 0.3 undecidable manual S 7 9.1797 129 -0.28 71
IV.MML1.HNE. 2019-10-17T10:55:24.71 0.1 undecidable manual P 335 19.4694 111 -0.03 98
IT.MTCL.HGZ. 2019-10-17T10:55:24.13 0.3 undecidable manual S 307 7.3815 135 -0.1 74
IV.CSP1.EHN. 2019-10-17T10:55:24.50 0.1 undecidable manual P 35 18.6702 112 -0.09 97
IV.CESI.HHZ. 2019-10-17T10:55:24.20 0.1 negative manual P 293 14.7741 117 0.32 93
IV.MMO1.EHZ. 2019-10-17T10:55:24.93 0.1 undecidable manual P 106 21.4674 109 -0.19 94
IV.MC2.EHZ. 2019-10-17T10:55:23.26 0.3 undecidable manual P 117 10.5783 126 0.11 73
IV.NRCA.HNZ. 2019-10-17T10:55:23.79 0.1 undecidable manual P 166 13.7751 119 0.09 98
IV.FEMA.HNZ. 2019-10-17T10:55:22.81 0.3 undecidable manual S 296 2.0979 165 -0.46 69
IV.FEMA.HNZ. 2019-10-17T10:55:22.05 0.1 positive manual P 296 2.0979 165 -0.07 100
IV.FDMO.HHZ. 2019-10-17T10:55:22.89 0.1 undecidable manual P 7 9.1797 129 -0.05 99
IT.MTCL.HGZ. 2019-10-17T10:55:22.72 0.1 undecidable manual P 307 7.3815 135 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNE. ML:0.0 0.0022670935 0.0832 AML other m 2019-10-17T10:55:23.11
IV.FEMA.HNN. ML:0.0 0.002593284 0.16 AML other m 2019-10-17T10:55:22.98
IV.FDMO.HHE. ML:1.7 0.00087180795 0.1792 AML other m 2019-10-17T10:55:25.00
IV.FDMO.HHN. ML:1.8 0.00099779 0.2432 AML other m 2019-10-17T10:55:24.89
IV.NRCA.HHE. ML:1.8 0.0007896305 0.1024 AML other m 2019-10-17T10:55:27.09
IV.NRCA.HHN. ML:1.7 0.0005767690000000001 0.096 AML other m 2019-10-17T10:55:27.27
IV.NRCA.HNE. ML:1.8 0.0007247835500000001 0.1024 AML other m 2019-10-17T10:55:27.09
IV.NRCA.HNN. ML:1.7 0.0005538549000000001 0.096 AML other m 2019-10-17T10:55:27.22
IV.CESI.HHE. ML:1.3 0.0002119924 0.2624 AML other m 2019-10-17T10:55:27.01
IV.CESI.HHN. ML:1.5 0.00032694880000000003 0.1216 AML other m 2019-10-17T10:55:27.21
IV.CESI.HNE. ML:1.4 0.0002657353 0.3136 AML other m 2019-10-17T10:55:26.86
IV.CESI.HNN. ML:1.5 0.00029807905 0.1216 AML other m 2019-10-17T10:55:27.21
IV.GUMA.HHE. ML:1.8 0.0004260405 0.4032 AML other m 2019-10-17T10:55:31.67
IV.GUMA.HHN. ML:2.0 0.00060297665 0.32 AML other m 2019-10-17T10:55:30.31
IV.GUMA.HNE. ML:1.7 0.00031975565 0.3584 AML other m 2019-10-17T10:55:32.47
IV.MTRA.EHE. ML:1.4 0.0001110299 0.2368 AML other m 2019-10-17T10:55:34.49
IV.MTRA.EHN. ML:1.4 0.00011088200000000001 0.32 AML other m 2019-10-17T10:55:33.75
IV.SNTG.HHE. ML:1.2 0.000062574685 0.1024 AML other m 2019-10-17T10:55:33.54
IV.SNTG.HHN. ML:1.4 0.00010584339000000001 0.1984 AML other m 2019-10-17T10:55:33.50
IV.ASSB.HHE. ML:1.2 0.000064059035 0.1792 AML other m 2019-10-17T10:55:35.64
IV.LNSS.HHE. ML:1.3 0.000069342245 0.1216 AML other m 2019-10-17T10:55:35.53
IV.LNSS.HHN. ML:1.3 0.000072218345 0.2752 AML other m 2019-10-17T10:55:37.39
IV.SMA1.EHE. ML:1.3 0.0000683539 0.32 AML other m 2019-10-17T10:55:37.35
IV.SMA1.EHN. ML:1.2 0.000051374625 0.4416 AML other m 2019-10-17T10:55:41.76
IV.EL6.EHE. ML:1.7 0.00016860008500000002 0.16 AML other m 2019-10-17T10:55:35.62
IV.EL6.EHN. ML:1.9 0.0002425896 0.32 AML other m 2019-10-17T10:55:35.70
IV.ATCC.EHE. ML:1.2 0.000052334739999999995 0.2432 AML other m 2019-10-17T10:55:39.16
IV.ATCC.EHN. ML:1.2 0.00004484027 0.1216 AML other m 2019-10-17T10:55:37.49
IV.RM33.EHE. ML:1.2 0.000038525779999999995 0.3008 AML other m 2019-10-17T10:55:39.81
IV.RM33.EHN. ML:1.1 0.00003296606 0.3392 AML other m 2019-10-17T10:55:39.56
IV.MOMA.HHE. ML:1.2 0.0000510342 0.1344 AML other m 2019-10-17T10:55:38.39
IV.MOMA.HHN. ML:1.3 0.00006324136499999999 0.1792 AML other m 2019-10-17T10:55:38.05
IV.CAMP.HHE. ML:1.1 0.000029428494999999997 0.1792 AML other m 2019-10-17T10:55:38.24
IV.CAMP.HHN. ML:0.9 0.000017909177999999998 0.4608 AML other m 2019-10-17T10:55:41.39
IV.TERO.HHE. ML:1.0 0.000026385875000000003 0.16 AML other m 2019-10-17T10:55:39.79
IV.TERO.HHN. ML:1.2 0.000038695725 0.2176 AML other m 2019-10-17T10:55:39.88
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