Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 04-01-2021 and time 14:07:42 (Italy) in region 3 km E Pievebovigliana (MC)

A magnitude ML 0.5 earthquake occured in region: 3 km E Pievebovigliana (MC), on

  • 04-01-2021 13:07:42 (UTC)
  • 04-01-2021 14:07:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0640, 13.1200 at 11 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
Pievebovigliana MC 3 866 866
Fiordimonte MC 4 202 1068
Fiastra MC 4 559 1627
Acquacanina MC 6 121 1748
Pieve Torina MC 6 1458 3206
Muccia MC 6 915 4121
Camerino MC 9 6974 11095
Bolognola MC 12 142 11237
Caldarola MC 12 1823 13060
Monte Cavallo MC 12 145 13205
Cessapalombo MC 12 512 13717
Ussita MC 13 444 14161
Serravalle di Chienti MC 14 1070 15231
Serrapetrona MC 14 966 16197
Camporotondo di Fiastrone MC 14 563 16760
Belforte del Chienti MC 15 1886 18646
Visso MC 15 1107 19753
Sarnano MC 15 3264 23017
Sefro MC 17 422 23439
San Ginesio MC 17 3498 26937
Pioraco MC 17 1134 28071
Castelraimondo MC 17 4587 32658
Gualdo MC 18 815 33473
Castelsantangelo sul Nera MC 19 281 33754
San Severino Marche MC 19 12726 46480
Gagliole MC 20 620 47100

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
60 Km E of Perugia (166134 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
68 Km NE of Terni (111501 inhabitants)
70 Km SW of Ancona (100861 inhabitants)
82 Km N of L'Aquila (69753 inhabitants)
87 Km S of Fano (60888 inhabitants)
96 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 2021-01-04
13:07:42		 43.0638 13.1198 11 2021-07-12
16:54:56		 Bollettino Sismico Italiano INGV 86354881
Reviewed
Rev100 		ML 0.6 2021-01-04
13:07:42		 43.061 13.1273 11 2021-01-04
13:14:45		 Sala Sismica INGV-Roma 86013891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-04 13:07:42 ± 0.05
Latitude 43.0638 ± 0.0027
Longitude 13.1198 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86354881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 398
Semi-minor axis of confidence ellipse (meter) 320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 105
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) 71
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 0.37052
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 86013891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-04 13:14:45

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 86354881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-18 16:09:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HNZ. 2021-01-04T13:07:54.06 0.6 undecidable manual S 10 35.1426 90 -0.32 45
IV.EL6.EHZ. 2021-01-04T13:07:53.01 0.3 undecidable manual S 357 29.4483 91 0.13 72
IV.MMO1.EHZ. 2021-01-04T13:07:51.64 0.6 undecidable manual S 137 24.753 91 0.02 49
IV.NRCA.HNZ. 2021-01-04T13:07:51.71 0.6 undecidable manual S 181 25.5522 91 -0.11 47
IV.ATCC.EHE. 2021-01-04T13:07:50.79 0.6 undecidable manual P 289 41.1255 90 0.49 44
IV.MC2.EHZ. 2021-01-04T13:07:50.06 0.6 undecidable manual S 162 17.7711 92 0.3 48
IV.CESI.HHZ. 2021-01-04T13:07:50.05 0.3 undecidable manual S 250 18.6702 92 0.07 75
IV.CING.HNZ. 2021-01-04T13:07:49.00 0.6 undecidable manual P 10 35.1426 90 -0.38 44
IT.MTCL.HGZ. 2021-01-04T13:07:48.24 0.3 undecidable manual S 232 12.4764 108 -0.11 74
IV.EL6.EHZ. 2021-01-04T13:07:48.25 0.3 undecidable manual P 357 29.4483 91 -0.26 69
IV.MML1.HNZ. 2021-01-04T13:07:48.62 0.6 undecidable manual S 295 13.1757 104 0.08 49
IV.NRCA.HNZ. 2021-01-04T13:07:47.53 0.1 undecidable manual P 181 25.5522 91 -0.37 90
IV.CSP1.EHZ. 2021-01-04T13:07:47.50 0.3 undecidable manual S 66 7.5813 134 0.26 71
IV.MMO1.EHZ. 2021-01-04T13:07:47.77 0.1 undecidable manual P 137 24.753 91 -0.02 97
IV.PF6.EHZ. 2021-01-04T13:07:47.70 0.3 undecidable manual S 36 10.1787 120 -0.1 75
IV.CESI.HHZ. 2021-01-04T13:07:47.13 0.1 undecidable manual P 250 18.6702 92 0.29 95
IV.FDMO.HHZ. 2021-01-04T13:07:46.60 0.3 undecidable manual S 221 3.996 154 -0.08 77
IV.MC2.EHZ. 2021-01-04T13:07:46.77 0.1 undecidable manual P 162 17.7711 92 0.06 100
IV.MML1.HNZ. 2021-01-04T13:07:45.86 0.3 undecidable manual P 295 13.1757 104 -0.15 74
IT.MTCL.HGZ. 2021-01-04T13:07:45.70 0.6 undecidable manual P 232 12.4764 108 -0.2 49
IV.CSP1.EHZ. 2021-01-04T13:07:45.52 0.3 undecidable manual P 66 7.5813 134 0.26 72
IV.PF6.EHZ. 2021-01-04T13:07:45.64 0.3 undecidable manual P 36 10.1787 120 0.06 75
IV.FDMO.HHZ. 2021-01-04T13:07:44.92 0.3 undecidable manual P 221 3.996 154 -0.01 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.5 0.000051000000000000006 0.18 AML other m 2021-01-04T13:07:46.98
IV.FDMO.HHE. ML:0.4 0.00003935 1.34 AML other m 2021-01-04T13:07:47.90
IV.CSP1.EHE. ML:0.9 0.000111762105 0.2624 AML other m 2021-01-04T13:07:47.58
IV.CSP1.EHN. ML:1.1 0.000157 1.22 AML other m 2021-01-04T13:07:48.36
IV.CESI.HHN. ML:0.5 0.000026522669999999997 0.2624 AML other m 2021-01-04T13:07:50.11
IV.CESI.HHE. ML:0.4 0.0000185924755 0.1792 AML other m 2021-01-04T13:07:51.13
IV.EL6.EHN. ML:0.3 0.00001122751 0.9792 AML other m 2021-01-04T13:07:53.98
IV.EL6.EHE. ML:0.5 0.000015863037 0.1216 AML other m 2021-01-04T13:07:53.80
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