Earthquake with magnitude of ML 0.9 on date 04-12-2020 and time 06:56:47 (UTC) in region 4 km N Pievebovigliana (MC)

A magnitude ML 0.9 earthquake occured in region: 4 km N Pievebovigliana (MC), on

  • 04-12-2020 06:56:47 (UTC)
  • 04-12-2020 07:56:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0940, 13.0940 at 11 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.

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 4 866 866
Muccia MC 4 915 1781
Camerino MC 5 6974 8755
Fiordimonte MC 6 202 8957
Pieve Torina MC 7 1458 10415
Fiastra MC 8 559 10974
Acquacanina MC 10 121 11095
Serravalle di Chienti MC 12 1070 12165
Caldarola MC 12 1823 13988
Serrapetrona MC 12 966 14954
Pioraco MC 13 1134 16088
Sefro MC 13 422 16510
Castelraimondo MC 13 4587 21097
Monte Cavallo MC 13 145 21242
Cessapalombo MC 14 512 21754
Belforte del Chienti MC 14 1886 23640
Camporotondo di Fiastrone MC 15 563 24203
Bolognola MC 16 142 24345
Gagliole MC 16 620 24965
San Severino Marche MC 17 12726 37691
Fiuminata MC 17 1402 39093
Ussita MC 17 444 39537
Visso MC 18 1107 40644
Sarnano MC 18 3264 43908
San Ginesio MC 18 3498 47406
Matelica MC 19 9981 57387

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
57 Km E of Perugia (166134 inhabitants)
68 Km SW of Ancona (100861 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
70 Km NE of Terni (111501 inhabitants)
84 Km S of Fano (60888 inhabitants)
86 Km N of L'Aquila (69753 inhabitants)
92 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 0.9 2020-12-04
06:56:47
43.0945 13.0938 11 2020-12-04
07:09:49
Sala Sismica INGV-Roma 85193841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-04 06:56:47 ± 0.1
Latitude 43.0945 ± 0.0072
Longitude 13.0938 ± 0.0074
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85193841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 916
Semi-minor axis of confidence ellipse (meter) 323
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 147
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.25900
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 85193841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-04 07:09:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2020-12-04T06:56:54.48 0.6 undecidable manual S 237 18.2706 121 0 50
IV.MMO1.EHZ. 2020-12-04T06:56:52.37 1.0 negative manual P 139 28.749 50 -0.61 21
IV.MC2.EHZ. 2020-12-04T06:56:52.06 0.6 negative manual P 159 21.7671 50 0.17 48
IV.CSP1.EHZ. 2020-12-04T06:56:52.17 0.6 undecidable manual S 92 8.9799 140 0.17 49
IV.PF6.EHE. 2020-12-04T06:56:51.86 0.6 undecidable manual S 59 9.4794 139 -0.24 48
IV.CESI.HHZ. 2020-12-04T06:56:51.44 0.3 undecidable manual P 237 18.2706 121 0.08 74
IV.FDMO.HHZ. 2020-12-04T06:56:51.16 0.6 undecidable manual S 185 6.4935 149 -0.33 48
IV.SNTG.HHZ. 2020-12-04T06:56:51.80 0.6 undecidable manual P 325 21.6672 50 -0.09 49
IV.CSP1.EHZ. 2020-12-04T06:56:50.19 1.0 undecidable manual P 92 8.9799 140 0.26 24
IV.PF6.EHE. 2020-12-04T06:56:50.07 0.3 undecidable manual P 59 9.4794 139 0.08 75
IV.FDMO.HHZ. 2020-12-04T06:56:49.73 0.1 undecidable manual P 185 6.4935 149 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.00010096799000000001 0.1408 AML other m 2020-12-04T06:56:51.22
IV.FDMO.HHN. ML:0.6 0.000055472034999999996 0.1216 AML other m 2020-12-04T06:56:51.42
IV.CESI.HNE. ML:1.2 0.000108820585 0.4704 AML other m 2020-12-04T06:57:04.71
IV.CESI.HNN. ML:1.4 0.00018126284999999998 0.9728 AML other m 2020-12-04T06:57:00.58
IV.CESI.HHE. ML:1.0 0.00006925248 1.9392 AML other m 2020-12-04T06:57:03.83
IV.CESI.HHN. ML:0.1 0.000011914828499999998 0.1824 AML other m 2020-12-04T06:56:55.38
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