Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 04-11-2016 and time 00:26:04 (Italy) in region 6 km SE Norcia (PG)

A magnitude ML 1.7 earthquake occured in region: 6 km SE Norcia (PG), on

  • 03-11-2016 23:26:04 (UTC)
  • 04-11-2016 00:26:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7660, 13.1560 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
Norcia PG 6 4957 4957
Accumoli RI 11 667 5624
Arquata del Tronto AP 12 1178 6802
Cascia PG 13 3217 10019
Castelsantangelo sul Nera MC 14 281 10300
Preci PG 16 724 11024
Cittareale RI 16 482 11506
Montegallo AP 17 523 12029
Amatrice RI 19 2657 14686
Poggiodomo PG 19 117 14803
Visso MC 19 1107 15910
Ussita MC 20 444 16354

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SE of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
50 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km W of Pescara (121014 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km W of Chieti (51815 inhabitants)
99 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 1.7 2016-11-03
23:26:04		 42.7662 13.156 10 2019-07-19
13:24:10		 Bollettino Sismico Italiano INGV 64650981
Reviewed
Rev100 		ML 2.2 2016-11-03
23:26:04		 42.7662 13.156 10 2016-11-03
23:33:21		 Sala Sismica INGV-Roma 31857861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-03 23:26:04 ± 0.04
Latitude 42.7662 ± 0.0027
Longitude 13.1560 ± 0.0037
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 64650981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 303
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56387
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 38
Type of magnitude ML
Reference to an origin 64650981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-13 04:02:05

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 31857861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-03 23:33:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2016-11-03T23:26:25.99 3.0 undecidable manual S -0.21 0
IV.ASSB.HHZ. 2016-11-03T23:26:21.30 0.6 undecidable manual S 307 50.7159 50 0.25 44
IV.GIGS.HHZ. 2016-11-03T23:26:20.20 0.3 undecidable manual S 135 48.618 50 -0.28 66
IV.GUMA.HHZ. 2016-11-03T23:26:17.63 0.3 undecidable manual S 24 35.9418 50 0.52 64
IV.ARRO.EHZ. 2016-11-03T23:26:17.60 0.3 undecidable manual S 237 38.0286 50 -0.04 71
IV.T1211.EHZ. 2016-11-03T23:26:17.16 0.3 undecidable manual S 224 35.6421 50 0.13 70
IV.RM33.EHZ. 2016-11-03T23:26:15.35 0.3 undecidable manual S 170 28.9488 50 0.13 71
IV.FIAM.HHZ. 2016-11-03T23:26:15.99 3.0 undecidable manual S -4.32 0
IV.ATCC.EHZ. 2016-11-03T23:26:15.91 3.0 positive manual P 62.5929 -0.11 0
IV.SNTG.HHZ. 2016-11-03T23:26:15.77 3.0 undecidable manual P 56.9985 0.62 0
IV.CESX.HHZ. 2016-11-03T23:26:14.99 3.0 undecidable manual S -1.26 0
IV.T1241.EHZ. 2016-11-03T23:26:13.93 0.3 undecidable manual S 66 24.5532 112 -0.1 72
IV.LNSS.HHZ. 2016-11-03T23:26:13.11 0.3 undecidable manual S 208 20.3685 116 0.38 68
IV.GIGS.HHZ. 2016-11-03T23:26:13.61 0.6 undecidable manual P 135 48.618 50 -0.25 44
IV.T1215.EHZ. 2016-11-03T23:26:13.53 0.3 undecidable manual S 280 23.754 113 -0.25 70
IV.ASSB.HHZ. 2016-11-03T23:26:13.89 0.3 undecidable manual P 307 50.7159 50 -0.3 66
IV.T1247.HHZ. 2016-11-03T23:26:12.99 3.0 undecidable manual S -3.64 0
IV.MMO1.HNZ. 2016-11-03T23:26:12.58 0.1 undecidable manual S 43 20.2686 116 -0.11 96
IV.T1217.EHZ. 2016-11-03T23:26:12.39 0.3 undecidable manual S 252 19.2696 118 0.02 74
IV.GUMA.HHZ. 2016-11-03T23:26:12.05 0.1 undecidable manual P 24 35.9418 50 0.13 93
IV.ARRO.EHZ. 2016-11-03T23:26:12.17 0.3 undecidable manual P 237 38.0286 50 -0.06 71
IV.T1216.EHZ. 2016-11-03T23:26:11.69 0.1 undecidable manual S 321 17.7711 120 -0.23 94
IV.T1211.EHZ. 2016-11-03T23:26:11.90 0.3 undecidable manual P 224 35.6421 50 0.03 71
IV.T1245.HHZ. 2016-11-03T23:26:10.06 0.3 undecidable manual S 15 10.3785 134 0.21 72
IV.RM33.EHZ. 2016-11-03T23:26:10.54 0.6 undecidable manual P 170 28.9488 50 -0.29 46
XO.AM05.EHZ. 2016-11-03T23:26:10.65 0.1 undecidable manual P 34 28.3494 50 -0.1 95
IV.T1256.HHZ. 2016-11-03T23:26:10.37 3.0 positive manual P 27.2505 -0.21 0
IV.LNSS.HHZ. 2016-11-03T23:26:09.52 0.3 undecidable manual P 208 20.3685 116 0.13 72
IV.FDMO.HHZ. 2016-11-03T23:26:09.26 3.0 undecidable manual P 30.5472 -1.82 0
IV.T1215.EHZ. 2016-11-03T23:26:09.80 0.1 undecidable manual P 280 23.754 113 -0.2 94
IV.T1241.EHZ. 2016-11-03T23:26:09.97 0.1 positive manual P 66 24.5532 112 -0.17 94
IV.NRCA.HNZ. 2016-11-03T23:26:09.33 0.1 undecidable manual S 336 8.1807 141 -0.02 100
IV.MMO1.HNZ. 2016-11-03T23:26:09.38 0.1 undecidable manual P 43 20.2686 116 0.01 98
IV.T1217.EHZ. 2016-11-03T23:26:09.24 0.1 undecidable manual P 252 19.2696 118 0.06 97
IV.T1245.HHZ. 2016-11-03T23:26:08.00 0.1 negative manual P 15 10.3785 134 0.27 95
IV.T1216.EHZ. 2016-11-03T23:26:08.87 0.1 undecidable manual P 321 17.7711 120 -0.05 98
IV.NRCA.HNZ. 2016-11-03T23:26:07.65 0.1 negative manual P 336 8.1807 141 0.21 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.4 0.003588507 0.1664 AML other m 2016-11-03T23:26:09.46
IV.NRCA.HNN. ML:2.4 0.0039298595 0.1024 AML other m 2016-11-03T23:26:09.37
IV.NRCA.HHN. ML:2.5 0.004390156 0.1024 AML other m 2016-11-03T23:26:09.37
IV.NRCA.HHE. ML:2.4 0.0038558455 0.1792 AML other m 2016-11-03T23:26:09.46
IV.T1245.HNN. ML:2.3 0.0024349155 0.2176 AML other m 2016-11-03T23:26:10.61
IV.T1245.HHE. ML:2.4 0.0030047685 0.1408 AML other m 2016-11-03T23:26:10.75
IV.T1245.HHN. ML:2.3 0.0024213535 0.2048 AML other m 2016-11-03T23:26:10.60
IV.T1245.HNE. ML:2.4 0.0031168505 0.1536 AML other m 2016-11-03T23:26:10.74
IV.T1216.EHN. ML:2.0 0.0008173249 0.2304 AML other m 2016-11-03T23:26:12.07
IV.T1216.EHE. ML:1.9 0.00059869735 0.1024 AML other m 2016-11-03T23:26:12.03
IV.FDMO.HHE. ML:1.3 0.00010080618 0.1408 AML other m 2016-11-03T23:26:10.08
IV.FDMO.HHN. ML:1.4 0.0001304289 0.2688 AML other m 2016-11-03T23:26:09.95
IV.T1241.HNN. ML:1.4 0.00016196929999999997 0.2304 AML other m 2016-11-03T23:26:16.29
IV.T1241.EHE. ML:1.5 0.00017915955 0.1408 AML other m 2016-11-03T23:26:14.48
IV.T1241.EHN. ML:1.4 0.00014492824999999998 0.2176 AML other m 2016-11-03T23:26:16.42
IV.T1241.HNE. ML:1.4 0.00016576885 0.128 AML other m 2016-11-03T23:26:14.71
IV.T1256.HHN. ML:1.6 0.00019052405 0.1152 AML other m 2016-11-03T23:26:25.29
IV.T1256.HHE. ML:1.6 0.0001966212 0.1024 AML other m 2016-11-03T23:26:24.79
IV.T1256.HNN. ML:1.6 0.00022219089 0.128 AML other m 2016-11-03T23:26:25.29
IV.T1256.HNE. ML:1.6 0.0001955021 0.1152 AML other m 2016-11-03T23:26:24.80
XO.AM05.EHN. ML:0.9 0.000045477444999999996 0.0768 AML other m 2016-11-03T23:26:16.03
XO.AM05.EHE. ML:2.0 0.00058773995 0.1024 AML other m 2016-11-03T23:26:15.92
XO.AM05.HNE. ML:1.5 0.00015269288000000002 0.0768 AML other m 2016-11-03T23:26:15.90
XO.AM05.HNN. ML:1.4 0.0001127596 0.1024 AML other m 2016-11-03T23:26:16.09
IV.GUMA.HNN. ML:2.2 0.0005774652500000001 0.2944 AML other m 2016-11-03T23:26:17.98
IV.GUMA.HNE. ML:2.1 0.00045299615000000005 0.3584 AML other m 2016-11-03T23:26:28.21
IV.GUMA.HHE. ML:2.2 0.0005523624000000001 0.256 AML other m 2016-11-03T23:26:28.22
IV.GUMA.HHN. ML:2.1 0.00044728594999999996 0.2688 AML other m 2016-11-03T23:26:17.96
IV.GIGS.HHE. ML:0.9 0.000021150419999999998 0.9216 AML other m 2016-11-03T23:26:31.44
IV.GIGS.HHN. ML:0.9 0.000018294575 0.0768 AML other m 2016-11-03T23:26:21.61
IV.ASSB.HHE. ML:1.5 0.00008693472999999999 0.1152 AML other m 2016-11-03T23:26:22.81
IV.ASSB.HHN. ML:1.5 0.00007857353999999999 0.1024 AML other m 2016-11-03T23:26:21.79
IV.SNTG.HNE. ML:1.7 0.00010200648500000001 0.5504 AML other m 2016-11-03T23:26:17.71
IV.SNTG.HNN. ML:1.9 0.00018167614999999997 0.8064 AML other m 2016-11-03T23:26:18.62
IV.SNTG.HHE. ML:1.4 0.00005400945 0.1408 AML other m 2016-11-03T23:26:35.23
IV.SNTG.HHN. ML:1.5 0.00007587743499999999 0.2688 AML other m 2016-11-03T23:26:35.18
IV.ATCC.EHN. ML:1.5 0.0000615743 0.4992 AML other m 2016-11-03T23:26:17.15
IV.ATCC.EHE. ML:1.6 0.00008624054 0.1792 AML other m 2016-11-03T23:26:26.50
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