Earthquake with magnitude of ML 1.1 on date 24-11-2020 and time 18:32:07 (UTC) in region 5 km NW Accumoli (RI)

A magnitude ML 1.1 earthquake occured in region: 5 km NW Accumoli (RI), on

  • 24-11-2020 18:32:07 (UTC)
  • 24-11-2020 19:32:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7340, 13.2240 at 10 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
Accumoli RI 5 667 667
Arquata del Tronto AP 7 1178 1845
Norcia PG 13 4957 6802
Amatrice RI 13 2657 9459
Cittareale RI 14 482 9941
Montegallo AP 15 523 10464
Acquasanta Terme AP 16 2916 13380
Cascia PG 17 3217 16597
Castelsantangelo sul Nera MC 19 281 16878

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Teramo (54892 inhabitants)
45 Km NW of L'Aquila (69753 inhabitants)
49 Km SE of Foligno (57155 inhabitants)
51 Km E of Terni (111501 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
80 Km SE of Perugia (166134 inhabitants)
86 Km W of Pescara (121014 inhabitants)
88 Km W of Chieti (51815 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
98 Km E of Viterbo (67173 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 1.1 2020-11-24
18:32:07
42.7343 13.2243 10 2020-11-24
18:39:01
Sala Sismica INGV-Roma 84986921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-24 18:32:07 ± 0.04
Latitude 42.7343 ± 0.0018
Longitude 13.2243 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84986921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 301
Semi-minor axis of confidence ellipse (meter) 105
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
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) 0.10882
Epicentral distance of station farthest from the epicenter (degree) 0.31836
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 84986921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-24 18:39:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2020-11-24T18:32:20.08 0.6 undecidable manual S 342 35.3424 50 0.35 45
IT.MTCL.HGZ. 2020-11-24T18:32:19.34 0.6 undecidable manual S 328 34.1436 50 -0.06 48
IV.TERO.HHZ. 2020-11-24T18:32:19.06 0.3 undecidable manual S 112 33.3444 50 -0.13 71
IV.MC2.EHZ. 2020-11-24T18:32:15.57 0.6 undecidable manual S 352 19.869 117 0.23 47
IV.LNSS.HHZ. 2020-11-24T18:32:15.42 0.6 undecidable manual S 226 20.9679 116 -0.26 47
IV.MMO1.EHZ. 2020-11-24T18:32:15.34 0.6 undecidable manual S 24 20.0688 117 -0.08 49
IV.TERO.HHZ. 2020-11-24T18:32:14.22 0.6 undecidable manual P 112 33.3444 50 -0.08 48
IV.FDMO.HHZ. 2020-11-24T18:32:14.61 1.0 negative manual P 342 35.3424 50 0 24
IT.MTCL.HGZ. 2020-11-24T18:32:14.55 1.0 undecidable manual P 328 34.1436 50 0.13 24
IV.FEMA.HNZ. 2020-11-24T18:32:13.54 0.6 undecidable manual P 331 28.9488 50 -0.09 48
IV.T1299.HNZ. 2020-11-24T18:32:13.31 0.6 undecidable manual S 157 12.0768 130 0.24 48
IV.NRCA.HHZ. 2020-11-24T18:32:13.36 0.6 undecidable manual S 321 14.1747 125 -0.29 47
IV.MTRA.HNZ. 2020-11-24T18:32:13.63 0.6 undecidable manual S 80 14.2746 125 -0.04 50
IV.SMA1.EHZ. 2020-11-24T18:32:13.76 0.6 undecidable manual S 142 14.6742 124 -0.03 50
IV.MMO1.EHZ. 2020-11-24T18:32:12.10 0.1 undecidable manual P 24 20.0688 117 -0.02 99
IV.MC2.EHZ. 2020-11-24T18:32:12.12 0.1 undecidable manual P 352 19.869 117 0.04 98
IV.LNSS.HHZ. 2020-11-24T18:32:12.30 0.6 undecidable manual P 226 20.9679 116 0.02 49
IV.SMA1.EHZ. 2020-11-24T18:32:11.30 1.0 positive manual P 142 14.6742 124 0.12 24
IV.NRCA.HHZ. 2020-11-24T18:32:11.09 0.1 negative manual P 321 14.1747 125 -0.01 100
IV.T1299.HNZ. 2020-11-24T18:32:10.99 0.1 undecidable manual P 157 12.0768 130 0.22 96
IV.MTRA.HNZ. 2020-11-24T18:32:10.98 0.1 undecidable manual P 80 14.2746 125 -0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.2 0.0001075 0.32 AML other m 2020-11-24T18:32:15.73
IV.NRCA.HHE. ML:1.3 0.00021550000000000003 0.12 AML other m 2020-11-24T18:32:13.57
IV.LNSS.HHE. ML:1.2 0.00011899999999999999 0.16 AML other m 2020-11-24T18:32:15.69
IV.SMA1.EHN. ML:0.5 0.00003795 0.52 AML other m 2020-11-24T18:32:20.62
IV.NRCA.HNE. ML:1.3 0.00019320825 0.128 AML other m 2020-11-24T18:32:13.57
IV.NRCA.HNN. ML:1.3 0.00018785220000000003 0.128 AML other m 2020-11-24T18:32:13.50
IV.SMA1.EHE. ML:0.5 0.00002795409 0.1152 AML other m 2020-11-24T18:32:14.88
IV.LNSS.HNE. ML:1.4 0.0001656718 0.9216 AML other m 2020-11-24T18:32:15.60
IV.LNSS.HNN. ML:1.2 0.000125049145 0.9472 AML other m 2020-11-24T18:32:16.02
IV.TERO.HHE. ML:0.4 0.0000100929875 0.4608 AML other m 2020-11-24T18:32:19.06
IV.TERO.HHN. ML:0.8 0.00002371732 0.4736 AML other m 2020-11-24T18:32:19.14
IV.FDMO.HHE. ML:0.6 0.0000126925385 0.7424 AML other m 2020-11-24T18:32:20.12
IV.FDMO.HHN. ML:0.7 0.000022127095 1.1648 AML other m 2020-11-24T18:32:20.24
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