Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 11-12-2019 and time 21:03:22 (Italy) in region 3 km NW Monte Cavallo (MC)

A magnitude ML 0.5 earthquake occured in region: 3 km NW Monte Cavallo (MC), on

  • 11-12-2019 20:03:22 (UTC)
  • 11-12-2019 21:03:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0160, 12.9750 at 13 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 3 145 145
Serravalle di Chienti MC 7 1070 1215
Pieve Torina MC 7 1458 2673
Muccia MC 9 915 3588
Fiordimonte MC 10 202 3790
Pievebovigliana MC 10 866 4656
Visso MC 13 1107 5763
Sellano PG 15 1079 6842
Sefro MC 15 422 7264
Fiastra MC 15 559 7823
Camerino MC 15 6974 14797
Ussita MC 16 444 15241
Preci PG 16 724 15965
Acquacanina MC 16 121 16086
Pioraco MC 18 1134 17220
Nocera Umbra PG 18 5839 23059
Valtopina PG 19 1398 24457
Fiuminata MC 20 1402 25859
Castelsantangelo sul Nera MC 20 281 26140

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
82 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
97 Km NE of Viterbo (67173 inhabitants)
100 Km S of Pesaro (94582 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 0.5 2019-12-11
20:03:22		 43.0155 12.9747 13 2020-02-28
16:42:19		 Bollettino Sismico Italiano INGV 75517571
Reviewed
Rev100 		ML 0.5 2019-12-11
20:03:22		 43.0188 12.9795 13 2019-12-11
20:11:57		 Sala Sismica INGV-Roma 74560531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-11 20:03:22 ± 0.05
Latitude 43.0155 ± 0.0027
Longitude 12.9747 ± 0.0037
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75517571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 272
Semi-minor axis of confidence ellipse (meter) 111
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39390
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 74560531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-11 20:11:57

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 75517571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-13 15:55:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2019-12-11T20:04:11.78 3.0 undecidable manual Pn -0.86 0
IV.FIR.HHZ. 2019-12-11T20:04:00.55 3.0 undecidable manual Sn 0.12 0
IV.POFI.HHZ. 2019-12-11T20:03:45.48 3.0 undecidable manual Sg 0.11 0
IV.MMO1.EHZ. 2019-12-11T20:03:32.94 0.3 undecidable manual S 114 31.3464 96 -0.12 70
IV.ASSB.HHZ. 2019-12-11T20:03:31.48 0.3 undecidable manual S 277 25.752 99 -0.11 71
IV.SNTG.HNZ. 2019-12-11T20:03:31.82 0.1 undecidable manual S 354 26.751 98 0 96
IV.NRCA.HHZ. 2019-12-11T20:03:30.84 0.1 undecidable manual S 151 23.1546 101 -0.04 96
IV.CING.HNZ. 2019-12-11T20:03:30.38 0.6 undecidable manual P 24 43.7229 94 0.01 47
IV.MC2.EHE. 2019-12-11T20:03:30.61 0.3 undecidable manual S 124 20.868 103 0.32 69
IV.CSP1.EHZ. 2019-12-11T20:03:30.09 0.3 undecidable manual S 66 20.4684 104 -0.1 72
IV.EL6.EHE. 2019-12-11T20:03:29.41 0.1 undecidable manual P 16 36.3414 95 0.18 91
IV.MMO1.EHZ. 2019-12-11T20:03:28.33 0.1 undecidable manual P 114 31.3464 96 -0.14 93
IV.FEMA.HNN. 2019-12-11T20:03:27.46 0.3 undecidable manual S 134 8.4804 138 0.06 74
IV.MML1.EHE. 2019-12-11T20:03:27.76 0.3 undecidable manual S 359 10.878 128 -0.11 74
IV.NRCA.HHZ. 2019-12-11T20:03:27.15 0.1 undecidable manual P 151 23.1546 101 -0.07 96
IV.CESI.HHZ. 2019-12-11T20:03:27.11 0.3 undecidable manual S 258 5.7942 150 0.14 73
IV.ASSB.HHZ. 2019-12-11T20:03:27.41 0.6 undecidable manual P 277 25.752 99 -0.21 46
IV.FDMO.HHZ. 2019-12-11T20:03:27.43 0.3 undecidable manual S 76 9.3795 134 -0.14 73
IV.SNTG.HNZ. 2019-12-11T20:03:27.62 0.1 undecidable manual P 354 26.751 98 -0.14 95
IV.CSP1.EHZ. 2019-12-11T20:03:26.75 0.3 undecidable manual P 66 20.4684 104 -0.06 73
IT.MTCL.HGN. 2019-12-11T20:03:26.48 0.3 undecidable manual S 140 3.0969 163 -0.21 72
IV.MC2.EHE. 2019-12-11T20:03:26.79 0.3 undecidable manual P 124 20.868 103 -0.09 72
IV.FDMO.HHZ. 2019-12-11T20:03:25.35 0.1 undecidable manual P 76 9.3795 134 0.05 99
IV.FEMA.HNN. 2019-12-11T20:03:25.38 0.1 undecidable manual P 134 8.4804 138 0.18 97
IV.MML1.EHE. 2019-12-11T20:03:25.53 0.3 undecidable manual P 359 10.878 128 0.06 74
IV.CESI.HHZ. 2019-12-11T20:03:25.19 0.1 undecidable manual P 258 5.7942 150 0.23 96
IT.MTCL.HGN. 2019-12-11T20:03:24.84 0.1 undecidable manual P 140 3.0969 163 0.05 100
IT.RMVT.HGZ. 2019-12-11T20:03:23.36 3.0 undecidable manual P -0.17 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.8 0.000082473485 0.0512 AML other m 2019-12-11T20:03:27.17
IV.CESI.HHN. ML:0.6 0.000044170390000000006 0.064 AML other m 2019-12-11T20:03:27.37
IV.FDMO.HHE. ML:0.3 0.000022402270000000002 0.192 AML other m 2019-12-11T20:03:27.44
IV.FDMO.HHN. ML:0.4 0.00003068189 0.1152 AML other m 2019-12-11T20:03:27.55
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