Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 03-01-2021 and time 04:30:19 (Italy) in region 3 km NE Monte Cavallo (MC)

A magnitude ML 0.6 earthquake occured in region: 3 km NE Monte Cavallo (MC), on

  • 03-01-2021 03:30:19 (UTC)
  • 03-01-2021 04:30:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0120, 13.0250 at 4 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 3 145 145
Pieve Torina MC 4 1458 1603
Fiordimonte MC 6 202 1805
Pievebovigliana MC 8 866 2671
Muccia MC 8 915 3586
Serravalle di Chienti MC 9 1070 4656
Visso MC 10 1107 5763
Fiastra MC 11 559 6322
Ussita MC 12 444 6766
Acquacanina MC 12 121 6887
Camerino MC 14 6974 13861
Preci PG 15 724 14585
Sellano PG 16 1079 15664
Sefro MC 16 422 16086
Bolognola MC 17 142 16228
Castelsantangelo sul Nera MC 17 281 16509
Pioraco MC 19 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
68 Km NW of Teramo (54892 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
100 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
Reviewed
Rev100 		ML 0.6 2021-01-03
03:30:19		 43.0117 13.025 4 2021-01-03
03:37:37		 Sala Sismica INGV-Roma 85981801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-03 03:30:19 ± 0.19
Latitude 43.0117 ± 0.0054
Longitude 13.0250 ± 0.0061
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85981801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 619
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.02608
Epicentral distance of station farthest from the epicenter (degree) 0.24731
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 85981801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-03 03:37:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2021-01-03T03:30:29.02 0.3 undecidable manual S 117 27.4503 98 -0.25 69
IV.MC2.EHZ. 2021-01-03T03:30:26.25 0.3 undecidable manual S 130 17.3715 102 0.45 67
IV.NRCA.HHZ. 2021-01-03T03:30:26.95 0.3 undecidable manual S 160 21.0678 100 -0.11 72
IV.CSP1.EHZ. 2021-01-03T03:30:25.91 0.3 undecidable manual S 59 17.0718 102 0.2 71
IV.MMO1.EHZ. 2021-01-03T03:30:24.83 0.1 undecidable manual P 117 27.4503 98 -0.37 90
IV.MC2.EHZ. 2021-01-03T03:30:24.16 0.3 undecidable manual P 130 17.3715 102 0.96 55
IV.CSP1.EHZ. 2021-01-03T03:30:23.03 0.1 undecidable manual P 59 17.0718 102 -0.12 97
IV.NRCA.HHZ. 2021-01-03T03:30:23.60 0.1 undecidable manual P 160 21.0678 100 -0.33 92
IV.CESI.HHZ. 2021-01-03T03:30:23.61 0.3 undecidable manual S 266 9.7791 111 0.33 70
IV.FDMO.HHZ. 2021-01-03T03:30:22.03 0.3 undecidable manual S 61 5.7942 123 0 76
IV.FEMA.HNE. 2021-01-03T03:30:22.21 0.3 undecidable manual S 160 5.8941 123 0.15 73
IV.FEMA.HNE. 2021-01-03T03:30:21.13 0.3 undecidable manual P 160 5.8941 123 0.09 74
IT.MTCL.HGE. 2021-01-03T03:30:21.06 0.3 undecidable manual S 227 2.8971 143 -0.22 73
IV.CESI.HHZ. 2021-01-03T03:30:21.75 0.1 undecidable manual P 266 9.7791 111 0 100
IT.MTCL.HGE. 2021-01-03T03:30:20.46 0.1 undecidable manual P 227 2.8971 143 -0.13 99
IV.FDMO.HHZ. 2021-01-03T03:30:20.93 0.1 undecidable manual P 61 5.7942 123 -0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.7 0.000043486415 0.5408 AML other m 2021-01-03T03:30:26.15
IV.CSP1.EHN. ML:0.9 0.00007334241999999999 0.6208 AML other m 2021-01-03T03:30:27.16
IV.FDMO.HHE. ML:0.0 0.00007258481 0.1408 AML other m 2021-01-03T03:30:22.59
IV.FDMO.HHN. ML:0.0 0.000064937895 0.08 AML other m 2021-01-03T03:30:22.63
IV.CESI.HHE. ML:0.2 0.000031890005 0.16 AML other m 2021-01-03T03:30:24.63
IV.CESI.HHN. ML:0.5 0.000055614360000000005 0.2992 AML other m 2021-01-03T03:30:23.70
IV.NRCA.HHE. ML:0.6 0.000029569879999999998 0.1008 AML other m 2021-01-03T03:30:27.99
IV.NRCA.HHN. ML:0.5 0.000022817828 0.12 AML other m 2021-01-03T03:30:27.26
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