Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 16-10-2016 and time 21:16:02 (UTC) in region 6 km SE Gualdo Tadino (PG)

A magnitude ML 1.3 earthquake occured in region: 6 km SE Gualdo Tadino (PG), on

  • 16-10-2016 21:16:02 (UTC)
  • 16-10-2016 23:16:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1920, 12.8340 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
Gualdo Tadino PG 6 15208 15208
Fiuminata MC 8 1402 16610
Nocera Umbra PG 10 5839 22449
Sefro MC 11 422 22871
Esanatoglia MC 11 2034 24905
Pioraco MC 12 1134 26039
Fossato di Vico PG 13 2840 28879
Matelica MC 16 9981 38860
Valtopina PG 16 1398 40258
Serravalle di Chienti MC 16 1070 41328
Fabriano AN 17 31480 72808
Sigillo PG 17 2404 75212
Castelraimondo MC 18 4587 79799
Cerreto d'Esi AN 19 3817 83616
Valfabbrica PG 19 3389 87005
Gagliole MC 20 620 87625

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Foligno (57155 inhabitants)
37 Km E of Perugia (166134 inhabitants)
72 Km N of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
74 Km S of Fano (60888 inhabitants)
80 Km S of Pesaro (94582 inhabitants)
83 Km E of Arezzo (99543 inhabitants)
92 Km NW of Teramo (54892 inhabitants)
99 Km S of Rimini (147750 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 2016-10-16
21:16:02		 43.1922 12.8342 10 2016-10-16
21:20:57		 Sala Sismica INGV-Roma 30275761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-16 21:16:02 ± 0.04
Latitude 43.1922 ± 0.0018
Longitude 12.8342 ± 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 30275761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 234
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23652
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 30275761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-16 21:20:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ROM9.HNZ. 2016-10-16T21:16:44.99 3.0 undecidable manual S -0.72 0
IV.PE3.EHZ. 2016-10-16T21:16:15.50 3.0 undecidable manual P 1.99 0
IV.FSSB.HHZ. 2016-10-16T21:16:12.44 3.0 undecidable manual P 0.02 0
IV.MURB.HHZ. 2016-10-16T21:16:12.39 0.3 undecidable manual S 288 26.2515 110 0.15 69
IV.MMO1.EHZ. 2016-10-16T21:16:11.84 3.0 undecidable manual P 0.19 0
IV.GUMA.HHZ. 2016-10-16T21:16:11.02 3.0 positive manual P 0.75 0
IV.T1245.HHZ. 2016-10-16T21:16:11.52 3.0 undecidable manual P 0.59 0
IV.ATPI.EHZ. 2016-10-16T21:16:11.16 3.0 negative manual P 0.4 0
IV.CESI.HHZ. 2016-10-16T21:16:10.62 0.6 undecidable manual S 165 21.5673 114 -0.12 48
IV.ASSB.HHZ. 2016-10-16T21:16:10.88 0.3 undecidable manual S 221 21.867 114 0.05 73
IV.ATVO.HHZ. 2016-10-16T21:16:10.22 3.0 negative manual P 0.21 0
IV.FRON.EHZ. 2016-10-16T21:16:09.32 3.0 positive manual P -0.1 0
IV.CING.HHZ. 2016-10-16T21:16:09.25 3.0 positive manual P 0.17 0
IV.FOSV.EHZ. 2016-10-16T21:16:08.10 0.6 undecidable manual S 333 12.876 127 -0.02 49
IV.T1216.EHZ. 2016-10-16T21:16:08.94 3.0 undecidable manual P -0.34 0
IV.MURB.HHZ. 2016-10-16T21:16:08.04 0.1 undecidable manual P 288 26.2515 110 -0.09 97
IV.ATFO.HHZ. 2016-10-16T21:16:08.27 3.0 negative manual P 0.12 0
IV.ARVD.HHZ. 2016-10-16T21:16:08.96 3.0 positive manual P -0.07 0
IV.ASSB.HHZ. 2016-10-16T21:16:07.25 0.1 positive manual P 221 21.867 114 -0.07 97
IV.SNTG.HHZ. 2016-10-16T21:16:07.47 0.6 undecidable manual S 51 11.0778 132 -0.19 48
IV.CESI.HHZ. 2016-10-16T21:16:07.18 0.3 undecidable manual P 165 21.5673 114 -0.09 73
IV.SEF1.HNZ. 2016-10-16T21:16:07.57 0.3 undecidable manual S 119 10.4784 133 0.07 74
IV.FIU1.HNZ. 2016-10-16T21:16:06.86 0.6 undecidable manual S 93 7.881 141 -0.03 50
IV.SNTG.HHZ. 2016-10-16T21:16:05.46 0.1 negative manual P 51 11.0778 132 -0.03 100
IV.SEF1.HNZ. 2016-10-16T21:16:05.51 0.1 undecidable manual P 119 10.4784 133 0.11 98
IV.FOSV.EHZ. 2016-10-16T21:16:05.79 0.1 negative manual P 333 12.876 127 0.03 99
IV.FIU1.HNZ. 2016-10-16T21:16:05.14 0.1 undecidable manual P 93 7.881 141 0.1 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:1.0 0.0000392 0.3 AML other m 2016-10-16T21:16:14.54
IV.ARVD.HHE. ML:1.2 0.0000713 0.3 AML other m 2016-10-16T21:16:14.56
IV.ASSB.HHE. ML:1.2 0.00010775 0.58 AML other m 2016-10-16T21:16:11.91
IV.ASSB.HHN. ML:1.3 0.00014050000000000003 1.12 AML other m 2016-10-16T21:16:11.92
IV.ATFO.HHN. ML:0.8 0.00003435 0.24 AML other m 2016-10-16T21:16:13.08
IV.ATFO.HHE. ML:0.9 0.000037900000000000006 1.14 AML other m 2016-10-16T21:16:14.03
IV.ATVO.HHN. ML:1.0 0.0000333 0.2 AML other m 2016-10-16T21:16:16.24
IV.ATVO.HHE. ML:1.0 0.0000353 0.74 AML other m 2016-10-16T21:16:16.29
IV.CESI.HHE. ML:1.2 0.00012225 0.18 AML other m 2016-10-16T21:16:10.82
IV.CESI.HHN. ML:1.0 0.00007419999999999999 1.22 AML other m 2016-10-16T21:16:10.76
IV.CING.HHN. ML:1.0 0.000047350000000000006 1.56 AML other m 2016-10-16T21:16:15.92
IV.CING.HHE. ML:1.2 0.00006510000000000001 0.38 AML other m 2016-10-16T21:16:15.05
IV.FOSV.EHE. ML:1.4 0.00026000000000000003 0.12 AML other m 2016-10-16T21:16:08.27
IV.FOSV.EHN. ML:1.4 0.0002465 0.22 AML other m 2016-10-16T21:16:08.33
IV.FSSB.HHE. ML:1.5 0.000067 0.28 AML other m 2016-10-16T21:16:20.89
IV.FSSB.HHN. ML:1.3 0.00004675 0.44 AML other m 2016-10-16T21:16:20.95
IV.GUMA.HHE. ML:1.6 0.00013800000000000002 0.06 AML other m 2016-10-16T21:16:28.96
IV.GUMA.HHN. ML:1.4 0.00008455 0.34 AML other m 2016-10-16T21:16:29.56
IV.MURB.HHE. ML:1.6 0.0002185 0.34 AML other m 2016-10-16T21:16:12.75
IV.MURB.HHN. ML:1.5 0.0001835 0.14 AML other m 2016-10-16T21:16:13.04
IV.SNTG.HHE. ML:1.1 0.00016599999999999997 0.64 AML other m 2016-10-16T21:16:07.86
IV.SNTG.HHN. ML:1.4 0.00028100000000000005 0.5 AML other m 2016-10-16T21:16:07.67
IV.T1245.HHE. ML:1.8 0.00016649999999999998 0.1 AML other m 2016-10-16T21:16:48.00
IV.T1245.HHN. ML:1.6 0.000125 0.1 AML other m 2016-10-16T21:16:48.08
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