Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 12-11-2020 and time 05:16:02 (UTC) in region 6 km NE Amatrice (RI)

A magnitude ML 0.8 earthquake occured in region: 6 km NE Amatrice (RI), on

  • 12-11-2020 05:16:02 (UTC)
  • 12-11-2020 06:16:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6770, 13.3230 at 9 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
Amatrice RI 6 2657 2657
Accumoli RI 6 667 3324
Arquata del Tronto AP 11 1178 4502
Acquasanta Terme AP 13 2916 7418
Campotosto AQ 14 542 7960
Cittareale RI 15 482 8442
Valle Castellana TE 16 977 9419
Cortino TE 16 656 10075
Rocca Santa Maria TE 17 537 10612
Capitignano AQ 17 665 11277
Montereale AQ 18 2581 13858
Montegallo AP 19 523 14381
Crognaleto TE 19 1297 15678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of Teramo (54892 inhabitants)
37 Km N of L'Aquila (69753 inhabitants)
57 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
77 Km W of Pescara (121014 inhabitants)
78 Km W of Chieti (51815 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
90 Km NE of Tivoli (56533 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 2020-11-12
05:16:02		 42.6772 13.323 9 2020-11-12
05:21:07		 Sala Sismica INGV-Roma 84661021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-12 05:16:02 ± 0.23
Latitude 42.6772 ± 0.0090
Longitude 13.3230 ± 0.0135
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84661021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1072
Semi-minor axis of confidence ellipse (meter) 747
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32645
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 84661021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-12 05:21:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.RMVT.HGZ. 2020-11-12T05:16:20.83 3.0 undecidable manual P -0.09 0
IV.MF5.EHZ. 2020-11-12T05:16:15.78 0.6 undecidable manual S 18 36.2415 50 0.52 46
IV.NRCA.HHZ. 2020-11-12T05:16:11.17 0.6 undecidable manual S 316 24.2535 111 -0.58 46
IV.FIAM.HNZ. 2020-11-12T05:16:11.60 3.0 undecidable manual P 0.12 0
IV.MMO1.EHZ. 2020-11-12T05:16:11.68 0.6 undecidable manual S 1 24.6531 111 -0.19 51
IV.TERO.HHZ. 2020-11-12T05:16:11.01 0.3 undecidable manual S 105 23.6541 111 -0.55 70
IV.MF5.EHZ. 2020-11-12T05:16:10.09 0.6 positive manual P 18 36.2415 50 0.13 50
IV.TERO.HHZ. 2020-11-12T05:16:07.57 0.1 undecidable manual P 105 23.6541 111 -0.26 100
IV.NRCA.HHZ. 2020-11-12T05:16:07.63 0.6 undecidable manual P 316 24.2535 111 -0.31 49
IV.MTRA.EHZ. 2020-11-12T05:16:07.95 0.3 undecidable manual S 34 10.6782 131 0.31 76
IV.MMO1.EHZ. 2020-11-12T05:16:07.84 0.6 undecidable manual P 1 24.6531 111 -0.17 51
IV.SMA1.EHZ. 2020-11-12T05:16:06.67 0.3 undecidable manual S 169 5.2947 150 0.24 78
IV.MTRA.EHZ. 2020-11-12T05:16:05.84 0.3 undecidable manual P 34 10.6782 131 0.28 76
IV.SMA1.EHZ. 2020-11-12T05:16:05.29 0.3 negative manual P 169 5.2947 150 0.42 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.1 0.00022150000000000002 0.12 AML other m 2020-11-12T05:16:07.04
IV.SMA1.EHE. ML:1.0 0.00016549999999999998 0.36 AML other m 2020-11-12T05:16:07.04
IV.MTRA.EHN. ML:1.0 0.00011499999999999999 0.12 AML other m 2020-11-12T05:16:08.05
IV.MTRA.EHE. ML:0.8 0.00008515000000000001 1.22 AML other m 2020-11-12T05:16:08.95
IV.TERO.HHE. ML:0.6 0.0000237 0.16 AML other m 2020-11-12T05:16:11.06
IV.TERO.HHN. ML:0.7 0.0000311 0.9 AML other m 2020-11-12T05:16:11.09
IV.NRCA.HHN. ML:0.7 0.00003195 0.42 AML other m 2020-11-12T05:16:11.77
IV.NRCA.HHE. ML:0.8 0.00003695 0.12 AML other m 2020-11-12T05:16:12.66
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