Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 01-01-2017 and time 19:17:07 (Italy) in region 4 km NE Sellano (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km NE Sellano (PG), on

  • 01-01-2017 18:17:07 (UTC)
  • 01-01-2017 19:17:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9120, 12.9700 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.

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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
Sellano PG 4 1079 1079
Preci PG 7 724 1803
Monte Cavallo MC 10 145 1948
Visso MC 10 1107 3055
Cerreto di Spoleto PG 11 1075 4130
Ussita MC 14 444 4574
Castelsantangelo sul Nera MC 15 281 4855
Pieve Torina MC 16 1458 6313
Norcia PG 17 4957 11270
Fiordimonte MC 17 202 11472
Serravalle di Chienti MC 18 1070 12542
Vallo di Nera PG 18 364 12906
Trevi PG 18 8469 21375
Campello sul Clitunno PG 19 2442 23817
Pievebovigliana MC 19 866 24683
Muccia MC 20 915 25598

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
52 Km E of Perugia (166134 inhabitants)
66 Km W of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
90 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 1.3 2017-01-01
18:17:07		 42.9122 12.9697 10 2017-01-01
18:21:49		 Sala Sismica INGV-Roma 38236441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-01 18:17:07 ± 0.05
Latitude 42.9122 ± 0.0018
Longitude 12.9697 ± 0.0049
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 38236441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 367
Semi-minor axis of confidence ellipse (meter) 164
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54139
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 38236441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-01 18:21:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASQU.HHZ. 2017-01-01T18:17:32.75 3.0 negative manual P 2.77 0
IV.MPAG.EHZ. 2017-01-01T18:17:31.16 3.0 undecidable manual S -2.56 0
IV.SSFR.HHZ. 2017-01-01T18:17:27.33 0.1 undecidable manual S 345 60.0954 50 0.88 70
IV.EL6.EHZ. 2017-01-01T18:17:23.38 0.1 undecidable manual S 13 47.5191 50 0.3 88
IV.SNTG.HHZ. 2017-01-01T18:17:20.51 0.1 undecidable manual S 356 38.1285 50 -0.07 93
IV.LNSS.HHZ. 2017-01-01T18:17:19.86 0.1 undecidable manual S 170 34.8429 50 0.17 92
IV.SSFR.HHZ. 2017-01-01T18:17:18.50 0.1 undecidable manual P 345 60.0954 50 -0.05 90
IV.T1218.EHZ. 2017-01-01T18:17:18.38 0.1 undecidable manual S 156 29.3484 50 0.14 94
IV.T1214.EHZ. 2017-01-01T18:17:17.02 0.1 undecidable manual S 131 25.752 50 -0.27 92
IV.ASSB.HHZ. 2017-01-01T18:17:17.84 0.1 undecidable manual S 300 29.0487 50 -0.33 90
IV.EL6.EHZ. 2017-01-01T18:17:16.49 0.1 undecidable manual P 13 47.5191 50 -0.11 91
IV.T1256.HHZ. 2017-01-01T18:17:16.58 0.1 undecidable manual S 63 23.2545 114 0.01 97
IV.T1220.EHZ. 2017-01-01T18:17:16.78 0.1 undecidable manual S 24 23.9538 113 -0.02 97
IV.T1299.EHZ. 2017-01-01T18:17:15.20 3.0 undecidable manual P -0.38 0
IV.SNTG.HHZ. 2017-01-01T18:17:15.01 0.1 undecidable manual P 356 38.1285 50 -0.15 92
IV.T1219.EHZ. 2017-01-01T18:17:14.11 0.1 undecidable manual S 10 16.1727 122 -0.28 93
IV.LNSS.HHZ. 2017-01-01T18:17:14.48 0.1 undecidable manual P 170 34.8429 50 -0.17 92
IV.FDMO.HHZ. 2017-01-01T18:17:14.47 0.1 undecidable manual S 35 16.7721 121 -0.09 97
IV.NRCA.HHZ. 2017-01-01T18:17:13.97 0.1 undecidable manual S 126 14.6742 125 0.03 98
IV.T1218.EHZ. 2017-01-01T18:17:13.70 0.1 undecidable manual P 156 29.3484 50 -0.11 94
IV.T1214.EHZ. 2017-01-01T18:17:13.19 0.1 undecidable manual P 131 25.752 50 -0.07 96
IV.CESI.HHZ. 2017-01-01T18:17:13.05 0.1 undecidable manual S 333 11.5773 131 -0.05 98
IV.ASSB.HHZ. 2017-01-01T18:17:13.56 0.1 undecidable manual P 300 29.0487 50 -0.2 92
IV.T1215.EHZ. 2017-01-01T18:17:13.88 0.1 undecidable manual S 214 14.7741 125 -0.08 97
IV.T1256.HHZ. 2017-01-01T18:17:12.59 0.1 undecidable manual P 63 23.2545 114 -0.25 93
IV.T1220.EHZ. 2017-01-01T18:17:12.87 0.1 undecidable manual P 24 23.9538 113 -0.11 95
IV.CESI.HHZ. 2017-01-01T18:17:11.08 0.1 positive manual P 333 11.5773 131 0.24 95
IV.FDMO.HHZ. 2017-01-01T18:17:11.85 0.1 undecidable manual P 35 16.7721 121 0.17 95
IV.T1215.EHZ. 2017-01-01T18:17:11.52 0.1 positive manual P 214 14.7741 125 0.19 95
IV.T1216.EHZ. 2017-01-01T18:17:11.61 0.1 undecidable manual S 121 4.6953 155 -0.03 100
IV.NRCA.HHZ. 2017-01-01T18:17:11.55 0.1 negative manual P 126 14.6742 125 0.22 94
IV.T1219.EHZ. 2017-01-01T18:17:11.60 0.1 undecidable manual P 10 16.1727 122 0.02 98
IV.T1216.EHZ. 2017-01-01T18:17:10.25 0.1 undecidable manual P 121 4.6953 155 0.26 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.0 0.00005725 0.24 AML other m 2017-01-01T18:17:18.24
IV.ASSB.HHE. ML:1.0 0.00004605 0.12 AML other m 2017-01-01T18:17:18.48
IV.CESI.HHN. ML:1.6 0.00046899999999999996 0.34 AML other m 2017-01-01T18:17:13.35
IV.CESI.HHE. ML:1.3 0.00021600000000000002 0.82 AML other m 2017-01-01T18:17:13.70
IV.FDMO.HHE. ML:1.5 0.000286 0.16 AML other m 2017-01-01T18:17:14.64
IV.FDMO.HHN. ML:1.3 0.000162 0.14 AML other m 2017-01-01T18:17:15.01
IV.LNSS.HHN. ML:1.2 0.00006494999999999999 0.12 AML other m 2017-01-01T18:17:19.81
IV.LNSS.HHE. ML:1.1 0.00004955 1.58 AML other m 2017-01-01T18:17:20.82
IV.NRCA.HHN. ML:1.9 0.0006979999999999999 0.18 AML other m 2017-01-01T18:17:14.17
IV.NRCA.HHE. ML:1.6 0.000377 0.22 AML other m 2017-01-01T18:17:14.42
IV.SNTG.HHE. ML:1.0 0.00003255 1.54 AML other m 2017-01-01T18:17:21.02
IV.SNTG.HHN. ML:0.9 0.0000313 1.08 AML other m 2017-01-01T18:17:21.70
IV.SSFR.HHN. ML:1.2 0.0000296 0.2 AML other m 2017-01-01T18:17:29.11
IV.SSFR.HHE. ML:1.2 0.0000288 1.14 AML other m 2017-01-01T18:17:29.37
IV.T1215.HNN. ML:1.2 0.00017099999999999998 0.06 AML other m 2017-01-01T18:17:14.12
IV.T1215.EHE. ML:1.2 0.00013350000000000002 0.88 AML other m 2017-01-01T18:17:14.05
IV.T1215.EHN. ML:1.3 0.000179 0.06 AML other m 2017-01-01T18:17:14.09
IV.T1215.HNE. ML:1.2 0.00013665 0.08 AML other m 2017-01-01T18:17:14.05
IV.T1216.EHE. ML:1.7 0.000865 0.18 AML other m 2017-01-01T18:17:11.80
IV.T1216.EHN. ML:1.8 0.0011099999999999999 0.28 AML other m 2017-01-01T18:17:11.80
IV.T1219.HNN. ML:1.3 0.0001825 0.92 AML other m 2017-01-01T18:17:14.36
IV.T1219.EHN. ML:1.2 0.00016 0.28 AML other m 2017-01-01T18:17:14.37
IV.T1219.HNE. ML:1.3 0.0001885 0.1 AML other m 2017-01-01T18:17:14.36
IV.T1219.EHE. ML:1.3 0.0001735 0.1 AML other m 2017-01-01T18:17:14.36
IV.T1220.HNN. ML:1.9 0.0004755 0.42 AML other m 2017-01-01T18:17:17.79
IV.T1220.HNE. ML:1.9 0.0005175 1.36 AML other m 2017-01-01T18:17:17.75
IV.T1220.EHE. ML:1.9 0.000493 1.36 AML other m 2017-01-01T18:17:17.75
IV.T1220.EHN. ML:1.9 0.0004815 0.2 AML other m 2017-01-01T18:17:17.98
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