Earthquake with magnitude of ML 0.8 on date 20-11-2020 and time 04:06:12 (Italy) in region 4 km NE Fabriano (AN)

A magnitude ML 0.8 earthquake occured in region: 4 km NE Fabriano (AN), on

  • 20-11-2020 03:06:12 (UTC)
  • 20-11-2020 04:06:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3640, 12.9470 at 13 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
Fabriano AN 5 31480 31480
Cerreto d'Esi AN 6 3817 35297
Genga AN 8 1797 37094
Poggio San Vicino MC 11 246 37340
Sassoferrato AN 11 7285 44625
Serra San Quirico AN 11 2850 47475
Esanatoglia MC 12 2034 49509
Matelica MC 13 9981 59490
Mergo AN 14 1037 60527
Arcevia AN 15 4612 65139
Apiro MC 15 2280 67419
Cupramontana AN 17 4756 72175
Rosora AN 17 1985 74160
Fossato di Vico PG 17 2840 77000
Gagliole MC 17 620 77620
Sigillo PG 17 2404 80024
Castelplanio AN 18 3540 83564
Costacciaro PG 19 1216 84780
Maiolati Spontini AN 19 6248 91028
Castelraimondo MC 19 4587 95615
Fiuminata MC 19 1402 97017
Gualdo Tadino PG 20 15208 112225
Poggio San Marcello AN 20 693 112918

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NE of Foligno (57155 inhabitants)
53 Km NE of Perugia (166134 inhabitants)
54 Km S of Fano (60888 inhabitants)
54 Km SW of Ancona (100861 inhabitants)
61 Km S of Pesaro (94582 inhabitants)
83 Km SE of Rimini (147750 inhabitants)
87 Km E of Arezzo (99543 inhabitants)
93 Km N of Terni (111501 inhabitants)
100 Km NW of Teramo (54892 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 0.8 2020-11-20
03:06:12
43.3638 12.9472 13 2020-11-20
03:59:35
Sala Sismica INGV-Roma 84863431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-20 03:06:12 ± 0.11
Latitude 43.3638 ± 0.0018
Longitude 12.9472 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84863431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 309
Semi-minor axis of confidence ellipse (meter) 156
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 278
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22213
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 84863431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-20 03:59:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGLI.HHZ. 2020-11-20T03:07:33.38 3.0 undecidable manual Sg 10.82 0
ST.GAGG.HHZ. 2020-11-20T03:07:30.22 3.0 undecidable manual Sg 9.09 0
IV.MTGR.HHZ. 2020-11-20T03:07:18.69 3.0 negative manual Pn 2.41 0
IV.ZONE.HHZ. 2020-11-20T03:07:16.68 3.0 undecidable manual Sn -3.35 0
IV.USI.HHZ. 2020-11-20T03:07:02.44 3.0 undecidable manual Pn -3.35 0
ST.RONC.HNZ. 2020-11-20T03:06:55.38 3.0 undecidable manual Pg 10.49 0
IV.LAV9.HHZ. 2020-11-20T03:06:47.71 3.0 undecidable manual Sn 0.2 0
IV.MAON.HHZ. 2020-11-20T03:06:37.90 3.0 undecidable manual Sn -0.12 0
IV.SRES.HHZ. 2020-11-20T03:06:34.28 3.0 undecidable manual Sn -1.23 0
IV.GAVE.EHZ. 2020-11-20T03:06:27.76 3.0 undecidable manual Sn -2.77 0
IV.FOSV.EHZ. 2020-11-20T03:06:19.10 0.3 undecidable manual S 243 16.872 108 0.02 100
IV.FIR.HHZ. 2020-11-20T03:06:19.20 3.0 undecidable manual P 0.62 0
IV.ARVD.HHZ. 2020-11-20T03:06:18.63 0.3 undecidable manual S 358 14.874 113 0.03 100
IV.EL6.EHZ. 2020-11-20T03:06:18.08 0.6 undecidable manual S 107 13.0758 119 -0.07 66
IV.FRON.EHZ. 2020-11-20T03:06:17.32 1.0 undecidable manual P 314 24.6531 98 0.03 33
IV.SNTG.HHZ. 2020-11-20T03:06:17.96 0.6 undecidable manual S 182 12.0768 123 0.03 67
IV.FOSV.EHZ. 2020-11-20T03:06:16.07 1.0 undecidable manual P 243 16.872 108 -0.04 33
IV.SNTG.HHZ. 2020-11-20T03:06:15.37 0.3 undecidable manual P 182 12.0768 123 -0.07 99
IV.EL6.EHZ. 2020-11-20T03:06:15.74 0.6 positive manual P 107 13.0758 119 0.17 65
IV.ARVD.HHZ. 2020-11-20T03:06:15.76 0.6 positive manual P 358 14.874 113 -0.07 66
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:0.4 0.0000178 1.2 AML other m 2020-11-20T03:06:19.36
IV.GAVE.EHE. ML:1.1 0.0000211 0.58 AML other m 2020-11-20T03:06:29.51
IV.GAVE.EHN. ML:1.3 0.00003235000000000001 0.48 AML other m 2020-11-20T03:06:29.30
IV.ARVD.HHN. ML:0.4 0.000021649999999999998 0.42 AML other m 2020-11-20T03:06:30.78
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