Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 29-11-2020 and time 02:05:16 (Italy) in region 1 km NW Monte Cavallo (MC)

A magnitude ML 1.4 earthquake occured in region: 1 km NW Monte Cavallo (MC), on

  • 29-11-2020 01:05:16 (UTC)
  • 29-11-2020 02:05:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0020, 12.9990 at 13 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
Monte Cavallo MC 1 145 145
Pieve Torina MC 7 1458 1603
Fiordimonte MC 9 202 1805
Serravalle di Chienti MC 9 1070 2875
Pievebovigliana MC 10 866 3741
Muccia MC 10 915 4656
Visso MC 11 1107 5763
Ussita MC 13 444 6207
Fiastra MC 13 559 6766
Sellano PG 14 1079 7845
Preci PG 14 724 8569
Acquacanina MC 15 121 8690
Camerino MC 16 6974 15664
Sefro MC 17 422 16086
Castelsantangelo sul Nera MC 17 281 16367
Bolognola MC 19 142 16509
Pioraco MC 20 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Foligno (57155 inhabitants)
51 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
94 Km S of Fano (60888 inhabitants)
98 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
Reviewed
Rev100 		ML 1.4 2020-11-29
01:05:16		 43.0018 12.9988 13 2020-11-29
01:10:08		 Sala Sismica INGV-Roma 85076261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-29 01:05:16 ± 0.04
Latitude 43.0018 ± 0.0018
Longitude 12.9988 ± 0.0025
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85076261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 200
Semi-minor axis of confidence ellipse (meter) 140
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26080
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 85076261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-29 01:10:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2020-11-29T01:05:26.59 3.0 positive manual P 0.09 0
IV.SNTG.HHZ. 2020-11-29T01:05:26.37 0.6 undecidable manual S 350 28.4493 98 -0.02 49
IV.MMO1.EHZ. 2020-11-29T01:05:26.52 0.6 undecidable manual S 113 28.9488 97 0 50
IV.ASSB.HHZ. 2020-11-29T01:05:26.33 0.6 undecidable manual S 279 27.9498 98 0.07 49
IV.CSP1.EHZ. 2020-11-29T01:05:24.07 0.6 undecidable manual S 59 19.4694 106 0.04 50
IV.NRCA.HHZ. 2020-11-29T01:05:24.22 0.6 undecidable manual S 153 20.868 104 -0.18 49
IV.MC2.EHZ. 2020-11-29T01:05:23.85 0.6 undecidable manual S 123 18.3705 108 0.09 49
IV.SNTG.HHZ. 2020-11-29T01:05:22.06 0.1 undecidable manual P 350 28.4493 98 -0.07 97
IV.MMO1.EHZ. 2020-11-29T01:05:22.15 0.6 negative manual P 113 28.9488 97 -0.05 49
IV.ASSB.HHZ. 2020-11-29T01:05:21.99 0.6 negative manual P 279 27.9498 98 -0.06 49
IV.FDMO.HHZ. 2020-11-29T01:05:21.24 0.6 undecidable manual S 62 8.0808 140 -0.22 50
IV.CESI.HHZ. 2020-11-29T01:05:21.43 0.6 undecidable manual S 273 7.6812 142 0.05 50
IV.NRCA.HHZ. 2020-11-29T01:05:20.95 0.1 positive manual P 153 20.868 104 -0.03 100
IV.MC2.EHZ. 2020-11-29T01:05:20.78 1.0 positive manual P 123 18.3705 108 0.17 24
IV.CSP1.EHZ. 2020-11-29T01:05:20.86 0.3 undecidable manual P 59 19.4694 106 0.1 74
IV.FDMO.HHZ. 2020-11-29T01:05:19.29 1.0 undecidable manual P 62 8.0808 140 0.01 25
IV.CESI.HHZ. 2020-11-29T01:05:19.39 1.0 undecidable manual P 273 7.6812 142 0.16 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.9 0.00008695 0.42 AML other m 2020-11-29T01:05:21.34
IV.FDMO.HHN. ML:0.8 0.00008245 0.2 AML other m 2020-11-29T01:05:21.44
IV.CESI.HHE. ML:1.4 0.000306 0.16 AML other m 2020-11-29T01:05:21.51
IV.CESI.HHN. ML:1.4 0.0003255 0.54 AML other m 2020-11-29T01:05:21.61
IV.CSP1.EHN. ML:1.8 0.0004325 0.14 AML other m 2020-11-29T01:05:24.25
IV.NRCA.HHE. ML:1.4 0.00016599999999999997 0.16 AML other m 2020-11-29T01:05:24.78
IV.CSP1.EHE. ML:1.8 0.00044799999999999994 1.44 AML other m 2020-11-29T01:05:24.97
IV.NRCA.HHN. ML:1.4 0.000157 0.1 AML other m 2020-11-29T01:05:24.99
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