Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 01-11-2016 and time 16:31:02 (Italy) in region 7 km E Cerreto di Spoleto (PG)

A magnitude ML 1.8 earthquake occured in region: 7 km E Cerreto di Spoleto (PG), on

  • 01-11-2016 15:31:02 (UTC)
  • 01-11-2016 16:31:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8220, 13.0000 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Cerreto di Spoleto PG 7 1075 1075
Preci PG 7 724 1799
Norcia PG 8 4957 6756
Sellano PG 10 1079 7835
Cascia PG 12 3217 11052
Vallo di Nera PG 13 364 11416
Poggiodomo PG 13 117 11533
Visso MC 14 1107 12640
Castelsantangelo sul Nera MC 15 281 12921
Sant'Anatolia di Narco PG 17 564 13485
Ussita MC 18 444 13929
Campello sul Clitunno PG 18 2442 16371
Scheggino PG 18 461 16832
Monte Cavallo MC 19 145 16977
Monteleone di Spoleto PG 19 599 17576

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SE of Foligno (57155 inhabitants)
41 Km NE of Terni (111501 inhabitants)
59 Km SE of Perugia (166134 inhabitants)
60 Km W of Teramo (54892 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
86 Km NE of Viterbo (67173 inhabitants)
94 Km N of Guidonia Montecelio (88673 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 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
Bulletin
Rev1000 		ML 1.8 2016-11-01
15:31:02		 42.8218 13.0003 10 2019-02-12
14:03:28		 Bollettino Sismico Italiano INGV 51536601
Reviewed
Rev100 		ML 2.0 2016-11-01
15:31:02		 42.824 13.0037 10 2016-11-01
15:43:09		 Sala Sismica INGV-Roma 31471801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-01 15:31:02 ± 0.03
Latitude 42.8218 ± 0.0018
Longitude 13.0003 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51536601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 199
Semi-minor axis of confidence ellipse (meter) 187
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 288
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 35
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67719
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 31471801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-01 15:43:09

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 51536601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-11-02 09:39:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2016-11-01T15:31:20.62 0.1 undecidable manual S 8 56.8986 50 0.55 82
IV.TERO.HHZ. 2016-11-01T15:31:19.46 0.1 undecidable manual S 114 53.9016 50 0.19 90
IV.SNTG.HHZ. 2016-11-01T15:31:18.15 0.1 undecidable manual S 354 48.3183 50 0.38 87
IV.ATCC.EHZ. 2016-11-01T15:31:18.44 0.1 undecidable manual S 324 49.8168 50 0.27 89
IV.CESX.HHE. 2016-11-01T15:31:15.73 0.1 undecidable manual S 235 41.2254 50 -0.15 93
IV.RM33.EHZ. 2016-11-01T15:31:15.08 0.1 undecidable manual S 153 38.8278 50 -0.17 93
IV.ARVD.HHZ. 2016-11-01T15:31:15.42 0.1 undecidable manual P 356 75.1692 50 0.12 88
IV.GUMA.HHZ. 2016-11-01T15:31:15.09 0.1 undecidable manual S 45 38.1285 50 0.03 96
IV.T1243.HHZ. 2016-11-01T15:31:15.11 0.1 undecidable manual S 111 39.0276 50 -0.19 92
IV.T1241.EHZ. 2016-11-01T15:31:14.08 0.1 undecidable manual S 84 35.2425 50 -0.21 93
IV.T1299.HNN. 2016-11-01T15:31:13.65 0.1 undecidable manual S 132 30.9468 50 0.49 88
IV.T1211.EHZ. 2016-11-01T15:31:13.97 0.1 undecidable manual S 200 34.1436 50 -0.04 96
IV.ARRO.EHZ. 2016-11-01T15:31:13.62 0.1 undecidable manual S 215 33.0447 50 -0.08 96
IV.EL6.EHZ. 2016-11-01T15:31:12.39 0.1 undecidable manual P 8 56.8986 50 -0.1 91
IV.T1201.HNN. 2016-11-01T15:31:12.56 0.1 undecidable manual S 132 27.3504 50 0.37 91
IV.LNSS.HHZ. 2016-11-01T15:31:11.14 0.1 undecidable manual S 172 24.5532 112 -0.15 96
IV.T1244.EHZ. 2016-11-01T15:31:11.75 0.1 undecidable manual S 106 25.2525 111 0.22 94
IV.T1256.HHZ. 2016-11-01T15:31:11.83 0.1 undecidable manual S 42 27.4503 50 -0.39 91
IV.ATCC.EHZ. 2016-11-01T15:31:11.28 0.1 undecidable manual P 324 49.8168 50 -0.12 92
IV.MMO1.EHZ. 2016-11-01T15:31:11.96 3.0 undecidable manual S -0.26 0
IV.TERO.HHZ. 2016-11-01T15:31:11.87 0.1 undecidable manual P 114 53.9016 50 -0.16 91
IV.CESI.HHZ. 2016-11-01T15:31:10.17 0.1 undecidable manual S 339 21.7671 114 -0.24 94
IV.SNTG.HHZ. 2016-11-01T15:31:10.94 0.1 undecidable manual P 354 48.3183 50 -0.22 90
IV.T1243.HHZ. 2016-11-01T15:31:09.80 0.1 undecidable manual P 111 39.0276 50 0.06 95
IV.T1241.EHZ. 2016-11-01T15:31:09.08 0.1 undecidable manual P 84 35.2425 50 -0.08 95
IV.CESX.HHE. 2016-11-01T15:31:09.79 0.1 undecidable manual P 235 41.2254 50 -0.28 90
IV.RM33.EHZ. 2016-11-01T15:31:09.42 0.1 undecidable manual P 153 38.8278 50 -0.29 91
IV.GUMA.HHZ. 2016-11-01T15:31:09.65 0.1 undecidable manual P 45 38.1285 50 0.05 95
IV.T1211.EHZ. 2016-11-01T15:31:08.90 0.1 undecidable manual P 200 34.1436 50 -0.09 95
IV.T1245.HNZ. 2016-11-01T15:31:08.57 0.1 undecidable manual S 76 15.7731 122 0 100
IV.ARRO.EHZ. 2016-11-01T15:31:08.67 0.1 undecidable manual P 215 33.0447 50 -0.14 94
IV.T1204.EHZ. 2016-11-01T15:31:08.73 0.1 undecidable manual P 122 30.4473 50 0.32 91
IV.T1299.HNN. 2016-11-01T15:31:08.42 0.1 undecidable manual P 132 30.9468 50 -0.08 96
IV.T1217.EHZ. 2016-11-01T15:31:08.19 0.1 undecidable manual S 205 13.4754 126 0.29 95
IV.FEMA.HNE. 2016-11-01T15:31:08.79 0.1 undecidable manual S 14 16.0728 121 0.12 98
IV.T1256.HHZ. 2016-11-01T15:31:07.68 0.1 undecidable manual P 42 27.4503 50 -0.28 93
IV.T1201.HNN. 2016-11-01T15:31:07.92 0.1 undecidable manual P 132 27.3504 50 -0.02 98
IV.MMO1.EHZ. 2016-11-01T15:31:07.78 3.0 negative manual P -0.17 0
IV.FDMO.HHN. 2016-11-01T15:31:07.29 0.1 undecidable manual P 16 24.8529 111 -0.19 95
IV.LNSS.HHZ. 2016-11-01T15:31:07.32 0.1 undecidable manual P 172 24.5532 112 -0.1 97
IV.T1215.EHZ. 2016-11-01T15:31:07.28 0.1 undecidable manual S 258 10.9779 132 0.05 100
IV.T1221.HNE. 2016-11-01T15:31:07.76 0.1 undecidable manual S 289 13.1757 127 -0.08 99
IV.T1244.EHZ. 2016-11-01T15:31:07.67 0.1 undecidable manual P 106 25.2525 111 0.11 96
IV.T1216.EHZ. 2016-11-01T15:31:06.35 0.1 undecidable manual S 11 7.7811 141 -0.12 99
IV.NRCA.HHZ. 2016-11-01T15:31:06.74 0.1 undecidable manual S 82 9.3795 136 -0.09 99
IV.CESI.HHZ. 2016-11-01T15:31:06.86 0.1 positive manual P 339 21.7671 114 -0.05 98
IV.T1215.EHZ. 2016-11-01T15:31:05.31 0.1 undecidable manual P 258 10.9779 132 0.23 96
IV.T1221.HNE. 2016-11-01T15:31:05.63 0.1 negative manual P 289 13.1757 127 0.2 96
IV.T1217.EHZ. 2016-11-01T15:31:05.72 0.1 positive manual P 205 13.4754 126 0.25 95
IV.FEMA.HNE. 2016-11-01T15:31:05.99 0.1 undecidable manual P 14 16.0728 121 0.08 98
IV.T1245.HNZ. 2016-11-01T15:31:05.91 0.1 undecidable manual P 76 15.7731 122 0.06 99
IV.NRCA.HHZ. 2016-11-01T15:31:04.43 0.1 undecidable manual P 82 9.3795 136 -0.42 93
IV.T1216.EHZ. 2016-11-01T15:31:04.79 0.1 negative manual P 11 7.7811 141 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.0 0.00131363975 0.1792 AML other m 2016-11-01T15:31:06.87
IV.NRCA.HNN. ML:1.8 0.0009491798499999999 0.1024 AML other m 2016-11-01T15:31:07.29
IV.NRCA.HHN. ML:1.9 0.0010648163 0.1024 AML other m 2016-11-01T15:31:07.29
IV.NRCA.HHE. ML:2.0 0.001508305 0.192 AML other m 2016-11-01T15:31:06.87
IV.T1215.EHN. ML:2.0 0.001127601385 0.0896 AML other m 2016-11-01T15:31:07.36
IV.T1215.HNE. ML:1.7 0.0006890087 0.064 AML other m 2016-11-01T15:31:07.57
IV.T1215.HNN. ML:1.9 0.0010776297 0.0896 AML other m 2016-11-01T15:31:07.36
IV.T1215.EHE. ML:1.8 0.00077405406 0.064 AML other m 2016-11-01T15:31:07.57
IV.T1217.HNE. ML:1.6 0.0004051529500000001 0.0768 AML other m 2016-11-01T15:31:08.35
IV.CESI.HHE. ML:1.8 0.00046986375000000004 0.1408 AML other m 2016-11-01T15:31:10.71
IV.CESI.HHN. ML:2.1 0.0008171788 0.1792 AML other m 2016-11-01T15:31:10.50
IV.LNSS.HHE. ML:1.6 0.00026128445 0.2176 AML other m 2016-11-01T15:31:11.57
IV.LNSS.HHN. ML:1.9 0.00047350844999999997 0.1024 AML other m 2016-11-01T15:31:11.76
IV.RM33.EHE. ML:1.6 0.00014467348 0.1664 AML other m 2016-11-01T15:31:16.90
IV.RM33.HNN. ML:1.7 0.0001904297 0.2048 AML other m 2016-11-01T15:31:16.14
IV.RM33.HNE. ML:1.7 0.000162582846 0.1664 AML other m 2016-11-01T15:31:16.90
IV.RM33.EHN. ML:1.7 0.00017290305 0.2048 AML other m 2016-11-01T15:31:16.24
IV.ATCC.EHE. ML:1.5 0.000087439085 0.2176 AML other m 2016-11-01T15:31:19.61
IV.ATCC.EHN. ML:1.5 0.00008739111999999999 0.1792 AML other m 2016-11-01T15:31:19.35
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
Waveforms Seismic signals in miniseed + resp format Download