Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 27-12-2019 and time 05:17:52 (Italy) in region 2 km NE Monte Cavallo (MC)

A magnitude ML 1.4 earthquake occured in region: 2 km NE Monte Cavallo (MC), on

  • 27-12-2019 04:17:52 (UTC)
  • 27-12-2019 05:17:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0080, 13.0200 at 6 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 5 1458 1603
Fiordimonte MC 7 202 1805
Pievebovigliana MC 8 866 2671
Muccia MC 9 915 3586
Serravalle di Chienti MC 9 1070 4656
Visso MC 10 1107 5763
Fiastra MC 12 559 6322
Ussita MC 12 444 6766
Acquacanina MC 13 121 6887
Preci PG 14 724 7611
Camerino MC 15 6974 14585
Sellano PG 15 1079 15664
Sefro MC 17 422 16086
Castelsantangelo sul Nera MC 17 281 16367
Bolognola MC 17 142 16509
Pioraco MC 19 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
58 Km NE of Terni (111501 inhabitants)
68 Km NW of Teramo (54892 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
99 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 1.4 2019-12-27
04:17:52		 43.008 13.0203 6 2020-02-28
16:42:27		 Bollettino Sismico Italiano INGV 76797671
Reviewed
Rev100 		ML 1.3 2019-12-27
04:17:52		 43.0047 13.0218 3 2019-12-27
04:21:55		 Sala Sismica INGV-Roma 75009271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-27 04:17:52 ± 0.07
Latitude 43.0080 ± 0.0036
Longitude 13.0203 ± 0.0049
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76797671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 402
Semi-minor axis of confidence ellipse (meter) 272
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.02068
Epicentral distance of station farthest from the epicenter (degree) 0.63492
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:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 76797671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-25 12:00:45

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 75009271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-27 04:21:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2019-12-27T04:18:15.46 0.6 undecidable manual S 326 70.4739 50 0.79 36
IV.ARVD.HHZ. 2019-12-27T04:18:10.54 0.6 undecidable manual S 353 54.7008 50 0.07 46
IV.MURB.HHZ. 2019-12-27T04:18:09.88 0.6 undecidable manual S 305 49.1175 50 0.91 36
IV.MOMA.HHZ. 2019-12-27T04:18:07.05 0.6 undecidable manual S 238 43.0236 50 -0.3 44
IV.ATCC.EHZ. 2019-12-27T04:18:05.37 0.6 undecidable manual S 303 36.5412 100 0.15 46
IV.EL6.EHZ. 2019-12-27T04:18:04.74 0.6 undecidable manual S 10 36.2415 100 -0.38 44
IV.PIEI.HHZ. 2019-12-27T04:18:04.94 0.3 undecidable manual P 326 70.4739 50 -0.3 63
IV.ARVD.HHZ. 2019-12-27T04:18:02.18 0.3 undecidable manual P 353 54.7008 50 -0.64 59
IV.MNTT.EHZ. 2019-12-27T04:18:02.00 0.3 undecidable manual P 82 47.0196 50 0.37 65
IV.MMO1.EHZ. 2019-12-27T04:18:02.18 0.6 undecidable manual S 116 27.6501 103 -0.02 48
IV.GUMA.HHZ. 2019-12-27T04:18:02.45 0.3 undecidable manual S 77 26.2515 104 0.73 60
IV.SNTG.HHZ. 2019-12-27T04:18:02.28 0.6 undecidable manual S 347 28.1496 103 -0.09 48
IV.MURB.HHZ. 2019-12-27T04:18:01.58 0.3 undecidable manual P 305 49.1175 50 -0.37 65
IV.NRCA.HHZ. 2019-12-27T04:18:00.13 0.6 undecidable manual S 158 20.7681 107 0.23 47
IV.MOMA.HHZ. 2019-12-27T04:18:00.49 0.3 undecidable manual P 238 43.0236 50 -0.52 63
IV.EL6.EHZ. 2019-12-27T04:17:59.40 0.3 undecidable manual P 10 36.2415 100 -0.33 67
IV.ATCC.EHZ. 2019-12-27T04:17:59.70 0.3 undecidable manual P 303 36.5412 100 -0.09 71
IV.CSP1.EHZ. 2019-12-27T04:17:59.14 0.6 undecidable manual S 58 17.5713 110 0.29 47
IV.SNTG.HHZ. 2019-12-27T04:17:58.06 0.3 undecidable manual P 347 28.1496 103 -0.08 72
IV.MML1.HNE. 2019-12-27T04:17:57.32 0.6 undecidable manual S 341 12.3765 117 0.15 48
IV.MMO1.EHZ. 2019-12-27T04:17:57.84 0.1 undecidable manual P 116 27.6501 103 -0.2 93
IV.GUMA.HHZ. 2019-12-27T04:17:57.89 0.3 undecidable manual P 77 26.2515 104 0.12 71
IV.CSP1.EHZ. 2019-12-27T04:17:56.17 0.1 undecidable manual P 58 17.5713 110 0.06 98
IV.NRCA.HHZ. 2019-12-27T04:17:56.68 0.1 undecidable manual P 158 20.7681 107 -0.03 98
IV.CESI.HHZ. 2019-12-27T04:17:56.78 0.1 undecidable manual S 268 9.3795 124 0.49 90
IV.FEMA.HNE. 2019-12-27T04:17:55.37 0.6 undecidable manual S 155 5.5944 138 0.08 50
IV.FDMO.HHZ. 2019-12-27T04:17:55.16 0.1 undecidable manual S 60 6.2937 135 -0.29 95
IV.MML1.HNE. 2019-12-27T04:17:55.15 0.1 undecidable manual P 341 12.3765 117 0.02 100
IT.MTCL.HGZ. 2019-12-27T04:17:54.32 0.1 undecidable manual S 227 2.2977 160 -0.37 94
IV.FEMA.HNE. 2019-12-27T04:17:54.17 0.1 undecidable manual P 155 5.5944 138 0.12 99
IV.FDMO.HHZ. 2019-12-27T04:17:54.09 0.1 undecidable manual P 60 6.2937 135 -0.05 100
IV.CESI.HHZ. 2019-12-27T04:17:54.97 0.1 positive manual P 268 9.3795 124 0.34 93
IT.MTCL.HGZ. 2019-12-27T04:17:53.63 0.1 positive manual P 227 2.2977 160 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.4 0.000471 1.72 AML other m 2019-12-27T04:17:56.00
IV.CESI.HNN. ML:1.4 0.00045650000000000004 1.72 AML other m 2019-12-27T04:17:56.01
IV.CESI.HHE. ML:1.4 0.0003975 0.16 AML other m 2019-12-27T04:17:56.86
IV.CESI.HNE. ML:1.4 0.0003895 0.18 AML other m 2019-12-27T04:17:56.86
IV.CSP1.EHN. ML:1.3 0.000179 0.6 AML other m 2019-12-27T04:17:59.19
IV.CSP1.EHE. ML:1.4 0.000206 0.28 AML other m 2019-12-27T04:17:59.46
IV.NRCA.HHN. ML:1.4 0.00020750000000000003 0.14 AML other m 2019-12-27T04:18:02.08
IV.GUMA.HHE. ML:1.9 0.000514 0.18 AML other m 2019-12-27T04:18:02.70
IV.GUMA.HHN. ML:1.9 0.0004605 0.16 AML other m 2019-12-27T04:18:02.77
IV.SNTG.HHN. ML:0.9 0.000043349999999999997 0.18 AML other m 2019-12-27T04:18:02.89
IV.NRCA.HHE. ML:1.4 0.00016849999999999998 0.72 AML other m 2019-12-27T04:18:02.57
IV.SNTG.HHE. ML:0.9 0.00004745000000000001 1.54 AML other m 2019-12-27T04:18:03.87
IV.EL6.EHE. ML:1.6 0.00014099999999999998 0.26 AML other m 2019-12-27T04:18:05.18
IV.EL6.EHN. ML:1.6 0.00016399999999999997 1.66 AML other m 2019-12-27T04:18:06.01
IV.ATCC.EHN. ML:1.0 0.0000401 1.6 AML other m 2019-12-27T04:18:06.95
IV.MOMA.HHN. ML:1.2 0.00004445 0.22 AML other m 2019-12-27T04:18:08.53
IV.MOMA.HHE. ML:1.2 0.000051949999999999996 0.76 AML other m 2019-12-27T04:18:09.78
IV.ATCC.EHE. ML:1.1 0.00005215 1.12 AML other m 2019-12-27T04:18:09.99
IV.MURB.HHN. ML:1.4 0.00006685 0.5 AML other m 2019-12-27T04:18:12.79
IV.MURB.HHE. ML:1.5 0.0000859 1.68 AML other m 2019-12-27T04:18:13.01
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