Earthquake with magnitude of ML 0.4 on date 12-12-2020 and time 22:02:02 (UTC) in region 4 km E Serravalle di Chienti (MC)

A magnitude ML 0.4 earthquake occured in region: 4 km E Serravalle di Chienti (MC), on

  • 12-12-2020 22:02:02 (UTC)
  • 12-12-2020 23:02:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0790, 12.9980 at 14 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
Serravalle di Chienti MC 4 1070 1070
Muccia MC 4 915 1985
Pieve Torina MC 6 1458 3443
Pievebovigliana MC 7 866 4309
Sefro MC 9 422 4731
Camerino MC 9 6974 11705
Fiordimonte MC 9 202 11907
Monte Cavallo MC 9 145 12052
Pioraco MC 11 1134 13186
Fiuminata MC 13 1402 14588
Fiastra MC 14 559 15147
Acquacanina MC 15 121 15268
Castelraimondo MC 16 4587 19855
Nocera Umbra PG 17 5839 25694
Visso MC 18 1107 26801
Gagliole MC 19 620 27421
Ussita MC 19 444 27865
Serrapetrona MC 19 966 28831
Esanatoglia MC 20 2034 30865
Valtopina PG 20 1398 32263
Caldarola MC 20 1823 34086
Matelica MC 20 9981 44067

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
64 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
85 Km S of Fano (60888 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
93 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 0.4 2020-12-12
22:02:02
43.0793 12.9975 14 2020-12-12
22:30:23
Sala Sismica INGV-Roma 85388491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-12 22:02:02 ± 0.09
Latitude 43.0793 ± 0.0027
Longitude 12.9975 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85388491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 338
Semi-minor axis of confidence ellipse (meter) 238
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 128
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
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) 0.26080
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 85388491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-12 22:30:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2020-12-12T22:02:18.58 3.0 undecidable manual S 0.32 0
IV.EL6.EHZ. 2020-12-12T22:02:13.26 0.3 undecidable manual S 17 28.9488 101 0.11 72
IV.ASSB.HHZ. 2020-12-12T22:02:12.86 0.1 undecidable manual S 262 27.75 102 0.03 97
IV.SNTG.HHZ. 2020-12-12T22:02:10.77 0.1 undecidable manual S 347 20.0688 111 -0.08 97
IV.CSP1.EHZ. 2020-12-12T22:02:10.20 0.1 undecidable manual S 85 16.872 117 0.13 98
IV.EL6.EHZ. 2020-12-12T22:02:08.80 0.3 undecidable manual P 17 28.9488 101 -0.01 73
IV.FDMO.HHZ. 2020-12-12T22:02:08.12 0.3 undecidable manual S 123 8.6802 141 -0.26 71
IT.MTCL.HGN. 2020-12-12T22:02:08.35 0.1 undecidable manual S 179 9.4794 139 -0.16 97
IV.CESI.HHZ. 2020-12-12T22:02:08.99 0.1 undecidable manual S 222 11.1777 133 0.16 98
IV.ASSB.HHZ. 2020-12-12T22:02:08.56 0.1 undecidable manual P 262 27.75 102 -0.06 97
IV.CSP1.EHZ. 2020-12-12T22:02:07.07 0.1 undecidable manual P 85 16.872 117 0.04 99
IV.SNTG.HHZ. 2020-12-12T22:02:07.37 0.1 undecidable manual P 347 20.0688 111 -0.11 97
IV.CESI.HHZ. 2020-12-12T22:02:06.43 0.1 undecidable manual P 222 11.1777 133 0.12 99
IV.FDMO.HHZ. 2020-12-12T22:02:06.13 0.1 undecidable manual P 123 8.6802 141 0.09 100
IT.MTCL.HGN. 2020-12-12T22:02:06.09 0.1 undecidable manual P 179 9.4794 139 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.3 0.000019961319999999996 0.1408 AML other m 2020-12-12T22:02:08.47
IV.FDMO.HHN. ML:0.5 0.000029898745 0.1664 AML other m 2020-12-12T22:02:08.40
IV.CESI.HHE. ML:0.6 0.000032735100000000004 0.0768 AML other m 2020-12-12T22:02:09.07
IV.CESI.HHN. ML:0.3 0.000022343847 0.0512 AML other m 2020-12-12T22:02:09.14
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