Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 30-11-2019 and time 13:37:58 (Italy) in region 5 km NW Visso (MC)

A magnitude ML 1.0 earthquake occured in region: 5 km NW Visso (MC), on

  • 30-11-2019 12:37:58 (UTC)
  • 30-11-2019 13:37:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9560, 13.0370 at 11 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 5 1107 1107
Monte Cavallo MC 5 145 1252
Ussita MC 8 444 1696
Preci PG 9 724 2420
Pieve Torina MC 10 1458 3878
Fiordimonte MC 10 202 4080
Sellano PG 12 1079 5159
Castelsantangelo sul Nera MC 12 281 5440
Pievebovigliana MC 13 866 6306
Fiastra MC 13 559 6865
Acquacanina MC 14 121 6986
Muccia MC 14 915 7901
Serravalle di Chienti MC 15 1070 8971
Bolognola MC 16 142 9113
Cerreto di Spoleto PG 18 1075 10188
Norcia PG 19 4957 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km NE of Terni (111501 inhabitants)
55 Km E of Perugia (166134 inhabitants)
64 Km NW of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
97 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 1.0 2019-11-30
12:37:58		 42.9558 13.0372 11 2019-11-30
12:48:09		 Sala Sismica INGV-Roma 74180351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-30 12:37:58 ± 0.05
Latitude 42.9558 ± 0.0027
Longitude 13.0372 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74180351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.01079
Epicentral distance of station farthest from the epicenter (degree) 0.37412
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 74180351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-30 12:48:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-11-30T12:38:06.87 0.3 undecidable manual S 42 20.2686 50 0 75
IV.MOMA.HNE. 2019-11-30T12:38:06.75 1.0 undecidable manual P 246 41.5251 50 -0.05 24
IV.NRCA.HNZ. 2019-11-30T12:38:05.19 0.6 undecidable manual S 155 14.9739 126 -0.21 48
IV.MMO1.HNZ. 2019-11-30T12:38:04.13 0.6 undecidable manual P 105 24.3534 50 -0.02 49
IV.CESI.HHZ. 2019-11-30T12:38:04.55 0.6 undecidable manual S 297 12.0768 132 -0.07 50
IV.FEMA.HNZ. 2019-11-30T12:38:03.09 0.6 undecidable manual S 56 1.1988 174 0.3 48
IV.FDMO.HHZ. 2019-11-30T12:38:03.94 0.3 undecidable manual S 24 9.7791 138 -0.13 74
IV.CSP1.EHZ. 2019-11-30T12:38:03.55 0.6 negative manual P 42 20.2686 50 0.02 49
IV.MML1.HNZ. 2019-11-30T12:38:03.47 1.0 undecidable manual P 343 18.2706 50 0.25 24
IV.PF6.EHZ. 2019-11-30T12:38:03.93 0.6 undecidable manual P 32 23.8539 50 -0.15 48
IV.MC2.EHZ. 2019-11-30T12:38:02.68 1.0 undecidable manual P 112 13.2756 130 0.26 24
IT.MTCL.HGZ. 2019-11-30T12:38:02.94 0.6 undecidable manual S 324 5.1948 155 -0.24 49
IV.CESI.HHZ. 2019-11-30T12:38:02.27 0.1 positive manual P 297 12.0768 132 0.04 100
IV.NRCA.HNZ. 2019-11-30T12:38:02.64 0.6 undecidable manual P 155 14.9739 126 -0.04 50
IV.FEMA.HNZ. 2019-11-30T12:38:01.38 0.6 undecidable manual P 56 1.1988 174 0.2 49
IV.FDMO.HHZ. 2019-11-30T12:38:01.96 0.3 undecidable manual P 24 9.7791 138 0.05 75
IT.MTCL.HGZ. 2019-11-30T12:38:01.41 0.6 undecidable manual P 324 5.1948 155 0.01 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.000084963045 0.1216 AML other m 2019-11-30T12:38:04.07
IV.FDMO.HHN. ML:1.0 0.00012528195 0.1984 AML other m 2019-11-30T12:38:04.13
IV.CESI.HNE. ML:1.2 0.00015775105 0.1344 AML other m 2019-11-30T12:38:04.64
IV.CESI.HNN. ML:1.4 0.00024112944999999997 0.128 AML other m 2019-11-30T12:38:04.82
IV.CESI.HHE. ML:1.1 0.0001441802 0.1216 AML other m 2019-11-30T12:38:04.57
IV.CESI.HHN. ML:1.4 0.00024210985000000003 0.1216 AML other m 2019-11-30T12:38:04.75
IV.CSP1.EHE. ML:0.8 0.00003981971500000001 0.1024 AML other m 2019-11-30T12:38:07.27
IV.CSP1.EHN. ML:0.7 0.00003669256 0.1856 AML other m 2019-11-30T12:38:07.38
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