Earthquake with magnitude of ML 1.2 on date 27-10-2020 and time 20:15:09 (Italy) in region 2 km N Sellano (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km N Sellano (PG), on

  • 27-10-2020 19:15:09 (UTC)
  • 27-10-2020 20:15:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9120, 12.9350 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
Sellano PG 3 1079 1079
Preci PG 9 724 1803
Cerreto di Spoleto PG 10 1075 2878
Monte Cavallo MC 11 145 3023
Visso MC 13 1107 4130
Trevi PG 16 8469 12599
Campello sul Clitunno PG 16 2442 15041
Vallo di Nera PG 17 364 15405
Ussita MC 17 444 15849
Pieve Torina MC 18 1458 17307
Castelsantangelo sul Nera MC 18 281 17588
Serravalle di Chienti MC 18 1070 18658
Norcia PG 19 4957 23615
Fiordimonte MC 19 202 23817
Foligno PG 19 57155 80972

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
49 Km E of Perugia (166134 inhabitants)
69 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
87 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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 1.2 2020-10-27
19:15:09
42.9117 12.9347 10 2020-10-27
19:21:39
Sala Sismica INGV-Roma 84188171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-27 19:15:09 ± 0.05
Latitude 42.9117 ± 0.0027
Longitude 12.9347 ± 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 84188171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 248
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
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) 0.43437
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 84188171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-27 19:21:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-10-27T19:15:25.17 0.6 undecidable manual S 16 48.2184 50 0.27 45
IV.ATCC.EHZ. 2020-10-27T19:15:22.69 0.3 undecidable manual S 322 38.628 50 0.36 68
IV.LNSS.HHZ. 2020-10-27T19:15:21.41 0.3 undecidable manual S 166 35.3424 50 -0.04 73
IV.CSP1.EHZ. 2020-10-27T19:15:19.83 0.1 undecidable manual S 48 29.6481 50 -0.11 97
IV.ASSB.HHZ. 2020-10-27T19:15:18.84 0.3 undecidable manual S 303 26.6511 110 -0.2 72
IV.EL6.EHZ. 2020-10-27T19:15:18.18 0.1 undecidable manual P 16 48.2184 50 -0.09 94
IV.LNSS.HHZ. 2020-10-27T19:15:16.17 0.1 undecidable manual P 166 35.3424 50 -0.1 96
IV.NRCA.HHZ. 2020-10-27T19:15:16.03 0.3 undecidable manual S 121 16.9719 119 0.07 75
IV.ATCC.EHZ. 2020-10-27T19:15:16.75 0.6 positive manual P 322 38.628 50 -0.03 48
IV.FDMO.HHZ. 2020-10-27T19:15:16.33 0.1 undecidable manual S 42 18.5703 117 -0.12 98
IV.CSP1.EHZ. 2020-10-27T19:15:15.26 0.1 undecidable manual P 48 29.6481 50 -0.15 96
IV.MMO1.EHZ. 2020-10-27T19:15:15.75 3.0 undecidable manual P 3.11 0
IV.ASSB.HHZ. 2020-10-27T19:15:14.72 0.3 undecidable manual P 303 26.6511 110 -0.17 72
IV.CESI.HHZ. 2020-10-27T19:15:14.11 0.6 undecidable manual S 347 10.5783 132 -0.04 51
IV.FEMA.HNE. 2020-10-27T19:15:14.29 0.3 undecidable manual S 59 10.878 131 0.06 76
IV.FDMO.HHZ. 2020-10-27T19:15:13.36 0.1 undecidable manual P 42 18.5703 117 -0.03 100
IV.NRCA.HHZ. 2020-10-27T19:15:13.19 0.1 undecidable manual P 121 16.9719 119 0.08 99
IT.MTCL.HGZ. 2020-10-27T19:15:13.94 0.3 undecidable manual S 30 10.4784 132 -0.19 74
IT.MTCL.HGZ. 2020-10-27T19:15:12.16 0.3 negative manual P 30 10.4784 132 0.1 75
IV.CESI.HHZ. 2020-10-27T19:15:12.26 0.1 positive manual P 347 10.5783 132 0.19 98
IV.FEMA.HNE. 2020-10-27T19:15:12.32 0.1 undecidable manual P 59 10.878 131 0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.1 0.00015112165 0.1408 AML other m 2020-10-27T19:15:14.35
IV.CESI.HHN. ML:1.3 0.0002743777 0.1408 AML other m 2020-10-27T19:15:14.37
IV.CESI.HNN. ML:1.8 0.00086160225 0.4608 AML other m 2020-10-27T19:15:15.24
IV.NRCA.HHE. ML:1.0 0.0000809935 0.128 AML other m 2020-10-27T19:15:17.67
IV.NRCA.HHN. ML:0.9 0.00007567095 0.0896 AML other m 2020-10-27T19:15:16.82
IV.NRCA.HNE. ML:1.2 0.0001524989 1.3952 AML other m 2020-10-27T19:15:16.90
IV.NRCA.HNN. ML:1.3 0.00015910555 1.0624 AML other m 2020-10-27T19:15:22.50
IV.ASSB.HHE. ML:0.6 0.000020280747000000002 0.0512 AML other m 2020-10-27T19:15:21.65
IV.ASSB.HHN. ML:0.7 0.00002300541 0.0768 AML other m 2020-10-27T19:15:20.32
IV.CSP1.EHE. ML:1.4 0.00012163920999999999 0.384 AML other m 2020-10-27T19:15:20.83
IV.CSP1.EHN. ML:1.4 0.000126815705 0.1024 AML other m 2020-10-27T19:15:20.79
IV.LNSS.HHE. ML:1.2 0.000063781665 0.1408 AML other m 2020-10-27T19:15:21.54
IV.LNSS.HHN. ML:1.1 0.000048591525 0.1536 AML other m 2020-10-27T19:15:21.69
IV.LNSS.HNE. ML:1.6 0.00016489419749999998 0.6912 AML other m 2020-10-27T19:15:29.59
IV.EL6.EHE. ML:1.5 0.00008864353 3.6608 AML other m 2020-10-27T19:15:27.86
IV.EL6.EHN. ML:1.4 0.00007001753999999999 2.4064 AML other m 2020-10-27T19:15:31.54
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download