Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 30-11-2020 and time 01:32:41 (Italy) in region 2 km SE Monte Cavallo (MC)

A magnitude ML 0.7 earthquake occured in region: 2 km SE Monte Cavallo (MC), on

  • 30-11-2020 00:32:41 (UTC)
  • 30-11-2020 01:32:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.981, 13.009 at 12 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.

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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
Monte Cavallo MC 2 145 145
Pieve Torina MC 8 1458 1603
Visso MC 9 1107 2710
Fiordimonte MC 9 202 2912
Pievebovigliana MC 11 866 3778
Serravalle di Chienti MC 11 1070 4848
Ussita MC 11 444 5292
Preci PG 12 724 6016
Muccia MC 12 915 6931
Sellano PG 12 1079 8010
Fiastra MC 14 559 8569
Acquacanina MC 15 121 8690
Castelsantangelo sul Nera MC 15 281 8971
Camerino MC 18 6974 15945
Bolognola MC 18 142 16087
Sefro MC 19 422 16509
Cerreto di Spoleto PG 19 1075 17584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Foligno (57155 inhabitants)
52 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
96 Km S of Fano (60888 inhabitants)
97 Km NE of Viterbo (67173 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 0.7 2020-11-30
00:32:41		 42.9812 13.0087 12 2021-02-26
14:56:09		 Bollettino Sismico Italiano INGV 85151921
Reviewed
Rev100 		ML 0.7 2020-11-30
00:32:42		 42.9835 13.0078 11 2020-11-30
00:53:37		 Sala Sismica INGV-Roma 85098161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-30 00:32:41 ± 0.04
Latitude 42.9812 ± 0.0018
Longitude 13.0087 ± 0.0025
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85151921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 220
Semi-minor axis of confidence ellipse (meter) 51
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 342
Circular confidence region, given by single value of horizontal uncertainty (meter) 220
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.01439
Epicentral distance of station farthest from the epicenter (degree) 0.48384
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 85151921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-02 11:33:24

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 85098161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-30 00:53:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EL6.EHE. 2020-11-30T00:32:55.00 0.6 undecidable manual S 11 0.3543 91 0.05 48
IV.LNSS.HNZ. 2020-11-30T00:32:55.71 0.3 undecidable manual S 176 0.3786 91 0.05 72
IV.MOMA.HNE. 2020-11-30T00:32:55.19 0.6 undecidable manual S 241 0.3669 91 -0.12 47
IV.GUMA.HHZ. 2020-11-30T00:32:52.26 0.3 undecidable manual S 71 0.2518 92 0.35 69
IV.SNTG.HHE. 2020-11-30T00:32:52.58 0.6 undecidable manual S 350 0.2779 92 -0.1 48
IV.CESX.HHE. 2020-11-30T00:32:51.71 0.1 undecidable manual P 220 0.4838 91 0.03 94
IV.MMO1.EHZ. 2020-11-30T00:32:51.66 0.3 undecidable manual S 109 0.2464 92 -0.09 72
IV.ASSB.HHZ. 2020-11-30T00:32:51.97 0.3 undecidable manual S 284 0.2626 92 -0.26 70
IV.PF6.EHZ. 2020-11-30T00:32:50.34 0.3 undecidable manual S 41 0.2068 93 -0.24 71
IV.MOMA.HNE. 2020-11-30T00:32:50.05 0.6 undecidable manual P 241 0.3669 91 0.37 45
IV.CSP1.EHZ. 2020-11-30T00:32:49.81 0.3 undecidable manual S 52 0.1808 95 0 75
IV.EL6.EHE. 2020-11-30T00:32:49.56 0.1 undecidable manual P 11 0.3543 91 0.09 95
IV.NRCA.HNZ. 2020-11-30T00:32:49.12 0.3 undecidable manual S 152 0.1664 96 -0.26 71
IV.LNSS.HNZ. 2020-11-30T00:32:49.82 0.3 undecidable manual P 176 0.3786 91 -0.06 71
IV.FOSV.HNE. 2020-11-30T00:32:49.61 0.1 undecidable manual P 330 0.3615 91 0.02 96
IV.SNTG.HHE. 2020-11-30T00:32:48.07 0.1 undecidable manual P 350 0.2779 92 -0.09 96
IV.MC2.EHZ. 2020-11-30T00:32:48.96 0.3 undecidable manual S 118 0.1493 99 0.09 75
IV.ASSB.HHZ. 2020-11-30T00:32:47.83 0.3 undecidable manual P 284 0.2626 92 -0.07 73
IV.CESI.HHZ. 2020-11-30T00:32:47.09 0.3 undecidable manual S 287 0.08 130 0.09 74
IV.GUMA.HHZ. 2020-11-30T00:32:47.97 0.3 undecidable manual P 71 0.2518 92 0.25 71
IV.MMO1.EHZ. 2020-11-30T00:32:47.57 0.1 undecidable manual P 109 0.2464 92 -0.05 97
IV.FDMO.HHZ. 2020-11-30T00:32:46.76 0.3 undecidable manual S 46 0.08 130 -0.24 74
IV.MC2.EHZ. 2020-11-30T00:32:46.09 0.3 undecidable manual P 118 0.1493 99 0.13 74
IV.CSP1.EHZ. 2020-11-30T00:32:46.55 0.1 positive manual P 52 0.1808 95 0.05 99
IV.PF6.EHZ. 2020-11-30T00:32:46.85 0.1 undecidable manual P 41 0.2068 93 -0.1 97
IV.FEMA.HNZ. 2020-11-30T00:32:46.23 0.3 undecidable manual S 122 0.036 156 0.03 76
IV.NRCA.HNZ. 2020-11-30T00:32:46.19 0.1 undecidable manual P 152 0.1664 96 -0.07 98
IT.MTCL.HGZ. 2020-11-30T00:32:45.71 0.3 undecidable manual S 332 0.0144 170 -0.31 74
IV.CESI.HHZ. 2020-11-30T00:32:45.07 0.1 negative manual P 287 0.08 130 0.19 97
IV.FEMA.HNZ. 2020-11-30T00:32:44.62 0.3 undecidable manual P 122 0.036 156 0.2 73
IV.FDMO.HHZ. 2020-11-30T00:32:44.95 0.1 positive manual P 46 0.08 130 0.07 100
IT.MTCL.HGZ. 2020-11-30T00:32:44.34 0.3 undecidable manual P 332 0.0144 170 0.03 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.7 6.68785915E-5 0.12 AML other m 2020-11-30T00:32:46.93
IV.FDMO.HHN. ML:0.6 4.59610195E-5 0.12 AML other m 2020-11-30T00:32:46.84
IV.CESI.HHE. ML:0.5 3.7248745E-5 0.12 AML other m 2020-11-30T00:32:47.19
IV.CESI.HNE. ML:0.8 6.8922685E-5 0.18 AML other m 2020-11-30T00:32:47.19
IV.CESI.HHN. ML:0.7 6.093062E-5 0.1 AML other m 2020-11-30T00:32:47.33
IV.CSP1.EHN. ML:1.2 0.000102337015 0.2 AML other m 2020-11-30T00:32:49.97
IV.CSP1.EHE. ML:1 6.386928E-5 0.14 AML other m 2020-11-30T00:32:50.39
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