Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 17-11-2016 and time 22:37:29 (UTC) in region 2 km NE Preci (PG)

A magnitude ML 1.7 earthquake occured in region: 2 km NE Preci (PG), on

  • 17-11-2016 22:37:29 (UTC)
  • 17-11-2016 23:37:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8950, 13.0480 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
Preci PG 2 724 724
Visso MC 5 1107 1831
Castelsantangelo sul Nera MC 9 281 2112
Ussita MC 9 444 2556
Sellano PG 10 1079 3635
Monte Cavallo MC 12 145 3780
Norcia PG 12 4957 8737
Cerreto di Spoleto PG 14 1075 9812
Fiordimonte MC 16 202 10014
Pieve Torina MC 17 1458 11472
Fiastra MC 18 559 12031
Acquacanina MC 18 121 12152
Bolognola MC 18 142 12294
Pievebovigliana MC 19 866 13160
Cascia PG 20 3217 16377

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
59 Km E of Perugia (166134 inhabitants)
60 Km W of Teramo (54892 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
100 Km W of Montesilvano (53738 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 1.7 2016-11-17
22:37:29		 42.8952 13.0478 10 2016-11-17
22:46:22		 Sala Sismica INGV-Roma 33719401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-17 22:37:29 ± 0.05
Latitude 42.8952 ± 0.0018
Longitude 13.0478 ± 0.0025
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 33719401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 215
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40469
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 33719401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-17 22:46:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2016-11-17T22:37:51.99 3.0 undecidable manual S -0.21 0
IV.T1247.HHZ. 2016-11-17T22:37:45.99 3.0 undecidable manual S -1.8 0
IV.RM33.EHZ. 2016-11-17T22:37:44.41 0.1 undecidable manual S 162 44.9217 50 0.29 88
IV.T1243.HHZ. 2016-11-17T22:37:42.40 0.1 undecidable manual S 124 39.3273 50 -0.22 90
IV.SMA1.EHZ. 2016-11-17T22:37:42.20 0.1 undecidable manual S 141 37.5291 50 0.06 93
IV.TERO.HHZ. 2016-11-17T22:37:39.03 3.0 negative manual P -0.36 0
IV.OFFI.HHZ. 2016-11-17T22:37:39.29 3.0 positive manual P 0.24 0
IV.CSP1.EHZ. 2016-11-17T22:37:38.56 0.1 undecidable manual S 30 25.2525 111 -0.2 93
IV.CESX.HHZ. 2016-11-17T22:37:38.39 3.0 negative manual P 0.01 0
IV.ATCC.EHZ. 2016-11-17T22:37:38.05 3.0 negative manual P 0.09 0
IV.T1218.EHZ. 2016-11-17T22:37:38.69 0.1 undecidable manual S 168 25.5522 111 -0.17 93
IV.RM33.EHZ. 2016-11-17T22:37:37.74 0.6 positive manual P 162 44.9217 50 -0.14 45
IV.MMO1.EHZ. 2016-11-17T22:37:37.71 0.1 undecidable manual S 89 22.6551 113 -0.22 93
IV.SNTG.HHZ. 2016-11-17T22:37:37.23 3.0 negative manual P 0.09 0
IV.T1219.EHZ. 2016-11-17T22:37:36.39 0.1 undecidable manual S 349 18.1707 118 -0.13 95
IV.T1256.HHZ. 2016-11-17T22:37:36.97 0.1 undecidable manual S 49 18.9699 117 0.19 94
IV.T1243.HHZ. 2016-11-17T22:37:36.74 0.6 undecidable manual P 124 39.3273 50 -0.28 45
IV.CESI.HHZ. 2016-11-17T22:37:36.22 0.1 undecidable manual S 316 16.872 120 0.1 96
IV.SMA1.EHZ. 2016-11-17T22:37:36.95 0.6 negative manual P 141 37.5291 50 0.21 45
IV.ASSB.HHZ. 2016-11-17T22:37:36.13 3.0 positive manual P -0.06 0
IV.T1215.EHZ. 2016-11-17T22:37:36.21 0.1 undecidable manual S 235 17.871 119 -0.22 94
IV.FDMO.HHZ. 2016-11-17T22:37:35.90 0.1 undecidable manual S 12 15.9729 121 0.03 98
IV.MMO1.EHZ. 2016-11-17T22:37:34.22 0.1 positive manual P 89 22.6551 113 -0.09 95
IV.T1245.HHZ. 2016-11-17T22:37:34.96 0.1 undecidable manual S 111 12.1767 129 0.18 95
IV.T1218.EHZ. 2016-11-17T22:37:34.56 1.0 undecidable manual P 168 25.5522 111 -0.29 23
IV.CSP1.EHZ. 2016-11-17T22:37:34.65 0.1 positive manual P 30 25.2525 111 -0.15 94
IV.CESI.HHZ. 2016-11-17T22:37:33.39 0.3 positive manual P 316 16.872 120 0.12 72
IV.T1215.EHZ. 2016-11-17T22:37:33.44 1.0 undecidable manual P 235 17.871 119 -0.01 24
IV.T1219.EHZ. 2016-11-17T22:37:33.48 1.0 positive manual P 349 18.1707 118 -0.02 24
IV.FDMO.HHZ. 2016-11-17T22:37:33.22 0.3 positive manual P 12 15.9729 121 0.09 72
IV.T1256.HHZ. 2016-11-17T22:37:33.70 0.1 positive manual P 49 18.9699 117 0.05 97
IV.NRCA.HHZ. 2016-11-17T22:37:33.85 0.1 undecidable manual S 142 8.6802 138 -0.05 99
IV.NRCA.HHZ. 2016-11-17T22:37:32.14 0.1 negative manual P 142 8.6802 138 0.16 97
IV.T1245.HHZ. 2016-11-17T22:37:32.69 0.1 positive manual P 111 12.1767 129 0.2 95
IV.T1216.EHZ. 2016-11-17T22:37:32.82 0.1 undecidable manual S 258 2.3976 166 -0.03 100
IV.T1216.EHZ. 2016-11-17T22:37:31.53 0.1 undecidable manual P 258 2.3976 166 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.6 0.00014050000000000003 0.18 AML other m 2016-11-17T22:37:41.58
IV.ASSB.HHN. ML:1.3 0.00008695 1.42 AML other m 2016-11-17T22:37:41.70
IV.CESI.HHN. ML:1.9 0.000656 0.26 AML other m 2016-11-17T22:37:36.55
IV.CESI.HHE. ML:1.5 0.00030400000000000007 1.02 AML other m 2016-11-17T22:37:36.79
IV.CESX.HHN. ML:1.4 0.00005775 1.28 AML other m 2016-11-17T22:37:46.71
IV.CESX.HHE. ML:1.3 0.0000539 0.2 AML other m 2016-11-17T22:37:47.87
IV.FDMO.HHN. ML:1.7 0.00045799999999999997 0.26 AML other m 2016-11-17T22:37:36.42
IV.FDMO.HHE. ML:1.9 0.0007869999999999999 0.16 AML other m 2016-11-17T22:37:36.31
IV.NRCA.HNN. ML:2.4 0.003675 0.08 AML other m 2016-11-17T22:37:33.94
IV.NRCA.HHN. ML:2.4 0.003965 0.08 AML other m 2016-11-17T22:37:33.94
IV.NRCA.HNE. ML:2.2 0.002115 0.14 AML other m 2016-11-17T22:37:34.55
IV.NRCA.HHE. ML:2.2 0.0023650000000000003 0.12 AML other m 2016-11-17T22:37:34.55
IV.RM33.EHN. ML:1.3 0.0000593 0.3 AML other m 2016-11-17T22:37:45.10
IV.RM33.EHE. ML:1.5 0.0000919 0.16 AML other m 2016-11-17T22:37:45.93
IV.SMA1.EHN. ML:1.2 0.00006175 1.38 AML other m 2016-11-17T22:37:43.79
IV.SMA1.EHE. ML:1.4 0.00008340000000000001 0.26 AML other m 2016-11-17T22:37:44.68
IV.SNTG.HHN. ML:1.0 0.0000276 1.4 AML other m 2016-11-17T22:37:45.32
IV.SNTG.HHE. ML:1.0 0.00002855 0.54 AML other m 2016-11-17T22:37:44.09
IV.T1216.EHE. ML:2.2 0.003385 0.34 AML other m 2016-11-17T22:37:32.88
IV.T1216.EHN. ML:2.4 0.004889999999999999 0.28 AML other m 2016-11-17T22:37:33.03
IV.T1245.HHN. ML:2.3 0.0021550000000000002 0.78 AML other m 2016-11-17T22:37:35.35
IV.T1245.HNN. ML:2.3 0.00206 0.78 AML other m 2016-11-17T22:37:35.35
IV.T1245.HNE. ML:2.2 0.0016400000000000002 0.68 AML other m 2016-11-17T22:37:35.18
IV.T1245.HHE. ML:2.1 0.0014550000000000001 0.28 AML other m 2016-11-17T22:37:35.04
IV.T1256.HHE. ML:1.8 0.000474 0.16 AML other m 2016-11-17T22:37:37.30
IV.T1256.HNE. ML:1.8 0.0004535 0.16 AML other m 2016-11-17T22:37:37.38
IV.T1256.HHN. ML:1.8 0.000504 0.18 AML other m 2016-11-17T22:37:37.28
IV.T1256.HNN. ML:1.8 0.000551 0.18 AML other m 2016-11-17T22:37:37.28
IV.TERO.HHE. ML:1.4 0.000054600000000000006 0.3 AML other m 2016-11-17T22:37:47.42
IV.TERO.HHN. ML:1.4 0.000060200000000000006 0.46 AML other m 2016-11-17T22:37:47.77
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