Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 03-11-2016 and time 01:40:23 (Italy) in region 4 km SE Norcia (PG)

A magnitude ML 2.5 earthquake occured in region: 4 km SE Norcia (PG), on

  • 03-11-2016 00:40:23 (UTC)
  • 03-11-2016 01:40:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7690, 13.1370 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 5 4957 4957
Cascia PG 12 3217 8174
Accumoli RI 12 667 8841
Arquata del Tronto AP 13 1178 10019
Castelsantangelo sul Nera MC 14 281 10300
Preci PG 15 724 11024
Cittareale RI 17 482 11506
Poggiodomo PG 18 117 11623
Montegallo AP 18 523 12146
Visso MC 19 1107 13253
Cerreto di Spoleto PG 19 1075 14328
Ussita MC 20 444 14772
Amatrice RI 20 2657 17429
Monteleone di Spoleto PG 20 599 18028

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SE of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
72 Km SE of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
94 Km W of Pescara (121014 inhabitants)
96 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 2.5 2016-11-03
00:40:23		 42.7687 13.1372 10 2019-07-19
13:23:55		 Bollettino Sismico Italiano INGV 63042041
Reviewed
Rev100 		ML 2.6 2016-11-03
00:40:23		 42.7715 13.1428 10 2016-11-03
00:53:04		 Sala Sismica INGV-Roma 31707061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-03 00:40:23 ± 0.05
Latitude 42.7687 ± 0.0027
Longitude 13.1372 ± 0.0049
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 63042041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 342
Semi-minor axis of confidence ellipse (meter) 311
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 278
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 30
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 62
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.74284
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 63042041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-13 03:10:53

ML:2.6

Field Value
Value 2.6
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 31707061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-03 00:53:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2016-11-03T00:40:43.40 0.6 undecidable manual S 147 66.6777 50 -0.29 42
IV.FIAM.HHZ. 2016-11-03T00:40:40.60 0.6 undecidable manual S 182 55.5 50 -0.12 45
IV.T0110.HHZ. 2016-11-03T00:40:37.38 0.3 undecidable manual P 139 79.4649 50 0.37 61
IV.GUMA.HHZ. 2016-11-03T00:40:36.40 0.3 undecidable manual S 26 36.3414 50 0.8 57
IV.TERO.HHZ. 2016-11-03T00:40:36.80 0.6 undecidable manual S 113 41.3253 50 -0.13 46
IV.TRTR.HHZ. 2016-11-03T00:40:35.89 0.3 undecidable manual P 86 63.3921 50 1.35 41
IV.T1211.EHZ. 2016-11-03T00:40:35.50 0.3 undecidable manual S 221 34.8429 50 0.31 67
IV.FAGN.HHZ. 2016-11-03T00:40:35.18 0.6 undecidable manual P 147 66.6777 50 0.14 44
IV.ARVD.HHZ. 2016-11-03T00:40:35.70 0.6 undecidable manual P 349 82.4508 50 -1.78 20
IV.T1246.HHN. 2016-11-03T00:40:35.22 0.3 undecidable manual S 125 35.5422 50 -0.16 69
IV.CAMP.HHZ. 2016-11-03T00:40:34.70 0.6 undecidable manual S 139 34.0437 50 -0.28 45
IV.ATCC.EHZ. 2016-11-03T00:40:34.46 0.3 undecidable manual P 319 61.3941 50 0.24 65
IV.OFFI.HHZ. 2016-11-03T00:40:33.02 0.3 undecidable manual P 67 48.3183 50 0.81 56
IV.RM33.EHZ. 2016-11-03T00:40:33.50 0.3 undecidable manual S 168 29.4483 50 -0.26 69
IV.MNTP.HNZ. 2016-11-03T00:40:33.10 0.3 undecidable manual P 33 49.0176 50 0.78 56
XO.AM05.EHZ. 2016-11-03T00:40:33.70 0.3 undecidable manual S 37 29.0487 50 0.05 72
IV.T1256.HHZ. 2016-11-03T00:40:33.00 0.6 undecidable manual S 15 27.3504 50 -0.19 47
IV.FIAM.HHZ. 2016-11-03T00:40:33.22 0.3 undecidable manual P 182 55.5 50 -0.11 67
IV.T1243.HHZ. 2016-11-03T00:40:32.40 0.6 undecidable manual S 107 26.5512 50 -0.59 42
IV.CESX.HHZ. 2016-11-03T00:40:32.17 0.1 undecidable manual P 249 48.2184 50 -0.04 92
IV.T1241.EHZ. 2016-11-03T00:40:32.70 0.3 undecidable manual S 68 25.8519 50 -0.09 71
IV.ASSB.HHZ. 2016-11-03T00:40:32.65 0.6 undecidable manual P 308 49.3173 50 0.28 44
IV.LNSS.HHZ. 2016-11-03T00:40:31.20 0.3 undecidable manual S 203 19.9689 117 0.17 71
IV.FEMA.HNE. 2016-11-03T00:40:31.82 0.6 undecidable manual S 342 22.6551 114 -0.02 49
IV.T1215.EHZ. 2016-11-03T00:40:31.40 0.6 undecidable manual S 280 22.1556 115 -0.31 46
IV.MMO1.EHZ. 2016-11-03T00:40:31.10 0.3 undecidable manual S 47 21.1677 116 -0.29 69
IV.SMA1.EHZ. 2016-11-03T00:40:31.50 0.6 undecidable manual S 133 22.2555 115 -0.23 46
MN.AQU.HHZ. 2016-11-03T00:40:30.89 0.6 undecidable manual P 154 50.9157 50 -1.73 22
IV.T1299.HNN. 2016-11-03T00:40:30.90 0.6 undecidable manual S 142 19.0698 118 0.17 47
IV.TERO.HHZ. 2016-11-03T00:40:30.89 0.1 undecidable manual P 113 41.3253 50 -0.25 90
IV.GUMA.HHZ. 2016-11-03T00:40:30.70 0.3 undecidable manual P 26 36.3414 50 0.32 67
IV.T1204.EHZ. 2016-11-03T00:40:30.40 0.6 undecidable manual S 125 17.871 120 0.02 49
IV.GIGS.HHZ. 2016-11-03T00:40:30.24 0.6 undecidable manual P 134 49.9167 50 -2.22 15
IV.T1211.EHZ. 2016-11-03T00:40:30.03 0.3 undecidable manual P 221 34.8429 50 -0.11 70
IV.T1201.HNN. 2016-11-03T00:40:30.00 0.6 undecidable manual S 143 15.4734 123 0.34 46
IV.T1247.HHZ. 2016-11-03T00:40:30.91 0.6 undecidable manual P 160 38.628 50 0.19 46
IV.T1217.HNZ. 2016-11-03T00:40:30.50 0.3 undecidable manual S 250 17.871 120 0.11 72
IV.T1246.HHN. 2016-11-03T00:40:30.13 0.3 undecidable manual P 125 35.5422 50 -0.12 70
IV.ARRO.EHZ. 2016-11-03T00:40:30.40 0.3 undecidable manual P 235 36.8298 50 -0.05 71
IV.T1244.EHZ. 2016-11-03T00:40:29.20 0.6 undecidable manual S 96 13.1757 128 0.19 48
IV.CAMP.HHZ. 2016-11-03T00:40:29.94 0.1 undecidable manual P 139 34.0437 50 -0.08 94
IV.RM33.EHZ. 2016-11-03T00:40:29.26 0.1 undecidable manual P 168 29.4483 50 -0.05 95
IV.CESI.HHZ. 2016-11-03T00:40:29.82 0.3 undecidable manual P 324 32.3454 50 0.07 71
XO.AM05.EHZ. 2016-11-03T00:40:29.20 0.1 undecidable manual P 37 29.0487 50 -0.05 96
IV.T1241.EHZ. 2016-11-03T00:40:28.58 0.1 undecidable manual P 68 25.8519 50 -0.17 94
IV.SMA1.EHZ. 2016-11-03T00:40:28.19 0.3 undecidable manual P 133 22.2555 115 0.05 72
IV.T1243.HHZ. 2016-11-03T00:40:28.58 0.3 undecidable manual P 107 26.5512 50 -0.29 68
IV.FEMA.HNE. 2016-11-03T00:40:28.48 0.6 undecidable manual P 342 22.6551 114 0.27 46
IV.T1256.HHZ. 2016-11-03T00:40:28.51 1.0 undecidable manual P 15 27.3504 50 -0.47 22
IV.T1299.HNN. 2016-11-03T00:40:27.89 0.1 positive manual P 142 19.0698 118 0.33 92
IV.LNSS.HHZ. 2016-11-03T00:40:27.76 0.1 undecidable manual P 203 19.9689 117 0.02 97
IV.T1245.HNZ. 2016-11-03T00:40:27.90 0.3 undecidable manual S 23 10.5783 134 -0.44 68
IV.T1201.HNN. 2016-11-03T00:40:27.22 0.1 undecidable manual P 143 15.4734 123 0.28 93
IV.T1204.EHZ. 2016-11-03T00:40:27.47 0.1 undecidable manual P 125 17.871 120 0.11 96
IV.NRCA.HNZ. 2016-11-03T00:40:27.10 0.3 undecidable manual S 346 7.4814 144 -0.52 67
IV.T1215.EHZ. 2016-11-03T00:40:27.88 0.6 undecidable manual P 280 22.1556 115 -0.25 46
IV.MMO1.EHZ. 2016-11-03T00:40:27.78 0.1 undecidable manual P 47 21.1677 116 -0.17 94
IV.T1217.HNZ. 2016-11-03T00:40:27.44 0.1 undecidable manual P 250 17.871 120 0.08 97
IV.T1216.EHZ. 2016-11-03T00:40:26.89 0.6 undecidable manual P 325 16.5723 122 -0.25 47
IV.T1245.HNZ. 2016-11-03T00:40:26.23 0.1 undecidable manual P 23 10.5783 134 0.05 99
IV.T1244.EHZ. 2016-11-03T00:40:26.77 0.1 undecidable manual P 96 13.1757 128 0.2 95
IV.NRCA.HNZ. 2016-11-03T00:40:25.77 0.1 undecidable manual P 346 7.4814 144 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1216.EHN. ML:2.6 0.0038568555 0.4 AML other m 2016-11-03T00:40:34.58
IV.T1216.EHE. ML:2.5 0.0030778305000000003 0.288 AML other m 2016-11-03T00:40:33.46
IV.T1204.EHN. ML:2.4 0.0021732889 0.16 AML other m 2016-11-03T00:40:31.17
IV.T1204.EHE. ML:2.7 0.0038740360000000004 0.24 AML other m 2016-11-03T00:40:31.94
IV.T1215.EHN. ML:2.2 0.0011816493000000002 0.112 AML other m 2016-11-03T00:40:32.44
IV.T1215.HNE. ML:2.2 0.0011388904 0.224 AML other m 2016-11-03T00:40:31.79
IV.T1215.EHE. ML:2.2 0.0011026471 0.224 AML other m 2016-11-03T00:40:31.79
IV.T1215.HNN. ML:2.2 0.0011766025 0.096 AML other m 2016-11-03T00:40:32.43
IV.SMA1.EHN. ML:2.6 0.002708004 0.48 AML other m 2016-11-03T00:40:35.19
IV.SMA1.EHE. ML:2.6 0.0027442905 0.34 AML other m 2016-11-03T00:40:32.02
IV.T1256.HNE. ML:2.6 0.0019720909999999996 0.27 AML other m 2016-11-03T00:40:33.53
IV.T1256.HHN. ML:2.4 0.0012097375000000002 0.36 AML other m 2016-11-03T00:40:34.56
IV.T1256.HNN. ML:2.4 0.00120712575 0.36 AML other m 2016-11-03T00:40:34.56
IV.T1256.HHE. ML:2.6 0.0019901334999999996 0.26 AML other m 2016-11-03T00:40:33.54
IV.ASSB.HHN. ML:2.4 0.00075349655 0.18 AML other m 2016-11-03T00:40:39.89
IV.ASSB.HHE. ML:2.4 0.0007519104000000001 0.08 AML other m 2016-11-03T00:40:40.07
IV.GUMA.HHE. ML:3.0 0.0041071255 0.26 AML other m 2016-11-03T00:40:37.41
IV.GUMA.HNN. ML:3.0 0.0038152995 0.3 AML other m 2016-11-03T00:40:37.42
IV.GUMA.HHN. ML:2.9 0.0031457025 0.26 AML other m 2016-11-03T00:40:37.70
IV.GUMA.HNE. ML:2.9 0.002802553 0.23 AML other m 2016-11-03T00:40:37.59
IV.ARVD.HHN. ML:2.0 0.0001328554 0.14 AML other m 2016-11-03T00:40:50.31
IV.ARVD.HHE. ML:1.9 0.000098587665 0.24 AML other m 2016-11-03T00:40:50.63
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