Earthquake with magnitude of ML 1.1 on date 24-11-2020 and time 04:33:17 (UTC) in region 1 km N Accumoli (RI)

A magnitude ML 1.1 earthquake occured in region: 1 km N Accumoli (RI), on

  • 24-11-2020 04:33:17 (UTC)
  • 24-11-2020 05:33:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7080, 13.2500 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 1 667 667
Arquata del Tronto AP 8 1178 1845
Amatrice RI 9 2657 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 15 2916 7900
Norcia PG 16 4957 12857
Montegallo AP 17 523 13380
Cascia PG 19 3217 16597
Campotosto AQ 19 542 17139

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
42 Km NW of L'Aquila (69753 inhabitants)
52 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km NE of Tivoli (56533 inhabitants)
99 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
04:33:17
42.7085 13.2497 10 2020-11-24
04:38:53
Sala Sismica INGV-Roma 84975801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-24 04:33:17 ± 0.05
Latitude 42.7085 ± 0.0027
Longitude 13.2497 ± 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 84975801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 341
Semi-minor axis of confidence ellipse (meter) 214
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) 340.0
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 31
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38941
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 84975801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-24 04:38:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NDIM.HHZ. 2020-11-24T04:34:49.06 3.0 undecidable manual Sg 17.68 0
IV.HAGA.HHZ. 2020-11-24T04:34:46.43 3.0 undecidable manual Pg 23.360001 0
XK.SELL.HHZ. 2020-11-24T04:34:29.36 3.0 positive manual Pg 20.83 0
GU.TRAV.HHZ. 2020-11-24T04:34:21.53 3.0 negative manual Pn -0.71 0
IV.CMPR.HHZ. 2020-11-24T04:34:15.02 3.0 undecidable manual Sn -0.94 0
IX.MNT3.HHZ.02 2020-11-24T04:34:14.34 3.0 undecidable manual Sg 11.37 0
IV.ORZI.HHZ. 2020-11-24T04:34:06.61 3.0 positive manual Pn 0.86 0
MN.TRI.HHZ. 2020-11-24T04:33:59.58 3.0 negative manual Pn 1.65 0
IV.MCIV.CHZ. 2020-11-24T04:33:50.35 3.0 undecidable manual Sn 0.89 0
IV.APEC.HHZ. 2020-11-24T04:33:48.04 3.0 undecidable manual Sn -3.04 0
IV.MIDA.HHZ. 2020-11-24T04:33:38.99 3.0 undecidable manual Sn -2.16 0
IV.CSP1.EHZ. 2020-11-24T04:33:31.70 0.3 undecidable manual S 355 42.7239 50 0.16 70
IV.CESI.HHZ. 2020-11-24T04:33:31.82 0.3 undecidable manual S 320 43.2234 50 0.14 70
IV.FDMO.HHZ. 2020-11-24T04:33:30.40 0.3 undecidable manual S 340 38.7279 50 -0.08 72
IV.PIGN.HHZ. 2020-11-24T04:33:28.30 3.0 undecidable manual Pn -1.92 0
IV.TERO.HHZ. 2020-11-24T04:33:27.83 0.6 undecidable manual S 108 30.4473 50 -0.43 45
IV.MC2.EHZ. 2020-11-24T04:33:26.34 0.3 undecidable manual S 348 23.0547 114 0.06 74
IV.CSP1.EHZ. 2020-11-24T04:33:25.54 0.1 undecidable manual P 355 42.7239 50 -0.07 95
IV.MMO1.EHZ. 2020-11-24T04:33:25.96 0.6 undecidable manual S 17 22.0668 115 -0.02 50
IV.LNSS.HHZ. 2020-11-24T04:33:25.48 0.3 undecidable manual S 236 20.6682 117 -0.07 74
IV.CESI.HHZ. 2020-11-24T04:33:25.67 0.1 undecidable manual P 320 43.2234 50 -0.03 96
IV.FDMO.HHZ. 2020-11-24T04:33:24.91 0.1 undecidable manual P 340 38.7279 50 -0.09 95
IV.NRCA.HHZ. 2020-11-24T04:33:24.37 0.3 undecidable manual S 322 17.7711 120 -0.27 72
IV.MF5.EHZ. 2020-11-24T04:33:24.78 0.1 undecidable manual P 29 35.3424 50 0.29 92
IV.TERO.HHZ. 2020-11-24T04:33:23.65 0.1 undecidable manual P 108 30.4473 50 -0.07 97
IV.SMA1.EHZ. 2020-11-24T04:33:22.75 0.3 undecidable manual S 141 11.0778 133 -0.04 76
IV.MMO1.EHZ. 2020-11-24T04:33:22.32 0.1 undecidable manual P 17 22.0668 115 -0.08 98
IV.LNSS.HHZ. 2020-11-24T04:33:22.22 0.1 undecidable manual P 236 20.6682 117 0.06 99
IV.MC2.EHZ. 2020-11-24T04:33:22.58 0.1 undecidable manual P 348 23.0547 114 0 100
IV.NRCA.HHZ. 2020-11-24T04:33:21.67 0.1 undecidable manual P 322 17.7711 120 0.04 100
IV.SMA1.EHZ. 2020-11-24T04:33:20.82 0.1 negative manual P 141 11.0778 133 0.26 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.2 0.0001725 0.22 AML other m 2020-11-24T04:33:23.11
IV.SMA1.EHN. ML:1.0 0.00010669999999999999 0.12 AML other m 2020-11-24T04:33:23.16
IV.NRCA.HHE. ML:1.4 0.00023 0.36 AML other m 2020-11-24T04:33:24.75
IV.NRCA.HHN. ML:1.3 0.00016149999999999997 1.32 AML other m 2020-11-24T04:33:25.68
IV.LNSS.HHE. ML:1.0 0.0000711 1.26 AML other m 2020-11-24T04:33:25.20
IV.LNSS.HHN. ML:1.2 0.0001075 1.52 AML other m 2020-11-24T04:33:26.03
IV.TERO.HHN. ML:1.0 0.000051500000000000005 0.56 AML other m 2020-11-24T04:33:28.16
IV.TERO.HHE. ML:0.9 0.00003485000000000001 0.58 AML other m 2020-11-24T04:33:28.44
IV.FDMO.HHN. ML:0.8 0.00002505 1.12 AML other m 2020-11-24T04:33:30.67
IV.FDMO.HHE. ML:0.8 0.000019000000000000004 0.18 AML other m 2020-11-24T04:33:32.07
IV.MCIV.CHN. ML:1.8 0.000039649999999999995 0.24 AML other m 2020-11-24T04:33:56.37
IV.MCIV.CHE. ML:1.8 0.00004065 0.16 AML other m 2020-11-24T04:33:56.59
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