Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 30-10-2016 and time 21:56:06 (Italy) in region 6 km NE Norcia (PG)

A magnitude ML 1.9 earthquake occured in region: 6 km NE Norcia (PG), on

  • 30-10-2016 20:56:06 (UTC)
  • 30-10-2016 21:56:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8380, 13.1250 at 9 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
Castelsantangelo sul Nera MC 7 281 5238
Preci PG 8 724 5962
Visso MC 11 1107 7069
Ussita MC 12 444 7513
Arquata del Tronto AP 16 1178 8691
Cascia PG 16 3217 11908
Montegallo AP 17 523 12431
Cerreto di Spoleto PG 17 1075 13506
Sellano PG 17 1079 14585
Montemonaco AP 18 604 15189
Accumoli RI 19 667 15856
Bolognola MC 19 142 15998
Monte Cavallo MC 20 145 16143

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
59 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km W of Pescara (121014 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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 1.9 2016-10-30
20:56:06		 42.8382 13.1252 9 2019-02-12
14:03:22		 Bollettino Sismico Italiano INGV 47025121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-30 20:56:06 ± 0.08
Latitude 42.8382 ± 0.0045
Longitude 13.1252 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 47025121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 433
Semi-minor axis of confidence ellipse (meter) 366
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 134
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.09353
Epicentral distance of station farthest from the epicenter (degree) 0.49103
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 47025121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-06-22 11:28:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1246.HHN. 2016-10-30T20:56:19.71 0.6 undecidable manual S 133 41.2254 50 -0.67 41
IV.CAMP.HHE. 2016-10-30T20:56:19.86 0.6 undecidable manual S 145 40.7259 50 -0.4 45
IV.GUMA.HHZ. 2016-10-30T20:56:18.06 0.6 undecidable manual S 34 30.1476 50 0.62 42
IV.T1299.HNN. 2016-10-30T20:56:17.03 0.6 undecidable manual S 150 25.9518 109 0.97 37
IV.EL6.EHZ. 2016-10-30T20:56:16.30 0.3 undecidable manual P 358 54.501 50 -0.27 67
IV.OFFI.HHZ. 2016-10-30T20:56:16.17 0.3 undecidable manual P 77 46.8198 50 0.79 58
IV.LNSS.HHZ. 2016-10-30T20:56:16.46 0.6 undecidable manual S 195 26.9508 109 0.07 49
XO.AM05.EHZ. 2016-10-30T20:56:15.11 0.6 undecidable manual S 50 24.0537 111 -0.34 47
IV.SNTG.HHZ. 2016-10-30T20:56:15.31 0.3 undecidable manual P 342 48.618 50 -0.34 67
IV.T1217.EHZ. 2016-10-30T20:56:14.29 0.6 undecidable manual S 228 21.0678 113 -0.19 48
IV.ARRO.EHZ. 2016-10-30T20:56:14.23 0.3 undecidable manual P 226 41.0256 50 -0.26 69
IV.T1256.HHZ. 2016-10-30T20:56:14.76 0.6 undecidable manual S 24 20.3685 114 0.51 45
IV.T1246.HHN. 2016-10-30T20:56:14.25 0.6 undecidable manual P 133 41.2254 50 -0.26 46
IV.T1215.EHZ. 2016-10-30T20:56:14.01 0.6 undecidable manual S 259 21.2676 113 -0.53 45
IV.T1241.EHZ. 2016-10-30T20:56:14.76 0.6 undecidable manual S 85 24.9528 110 -0.97 37
IV.CAMP.HHE. 2016-10-30T20:56:14.40 0.3 undecidable manual P 145 40.7259 50 -0.05 72
IV.GUMA.HHZ. 2016-10-30T20:56:13.18 0.1 undecidable manual P 34 30.1476 50 0.36 92
IV.T1299.HNN. 2016-10-30T20:56:12.66 0.1 undecidable manual P 150 25.9518 109 0.63 85
IV.FEMA.HNZ. 2016-10-30T20:56:12.60 0.6 undecidable manual S 336 15.0738 121 -0.01 51
IV.LNSS.HHZ. 2016-10-30T20:56:12.30 0.1 undecidable manual P 195 26.9508 109 0.08 98
IV.MMO1.EHZ. 2016-10-30T20:56:12.40 0.6 undecidable manual S 67 17.7711 117 -1.03 36
IV.T1216.EHZ. 2016-10-30T20:56:11.12 0.6 undecidable manual S 304 10.3785 131 -0.2 49
IV.T1215.EHZ. 2016-10-30T20:56:11.02 0.1 undecidable manual P 259 21.2676 113 -0.12 98
IV.T1241.EHZ. 2016-10-30T20:56:11.75 0.3 undecidable manual P 85 24.9528 110 -0.08 74
IV.T1217.EHZ. 2016-10-30T20:56:11.14 0.1 undecidable manual P 228 21.0678 113 0.03 100
IV.T1204.EHZ. 2016-10-30T20:56:11.80 0.3 undecidable manual P 139 23.8539 111 0.19 72
XO.AM05.EHZ. 2016-10-30T20:56:11.35 0.3 undecidable manual P 50 24.0537 111 -0.31 70
IV.T1256.HHZ. 2016-10-30T20:56:11.27 0.1 undecidable manual P 24 20.3685 114 0.3 95
IV.FEMA.HNZ. 2016-10-30T20:56:10.23 0.1 undecidable manual P 336 15.0738 121 0.2 98
IV.MMO1.EHZ. 2016-10-30T20:56:10.33 0.1 undecidable manual P 67 17.7711 117 -0.17 98
IV.T1216.EHZ. 2016-10-30T20:56:09.49 0.1 undecidable manual P 304 10.3785 131 0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHE. ML:2.5 0.0018896730000000001 0.1024 AML other m 2016-10-30T20:56:16.85
XO.AM05.HNE. ML:1.9 0.00046055349999999995 0.1152 AML other m 2016-10-30T20:56:15.19
XO.AM05.HNN. ML:2.0 0.0005592194500000001 0.1408 AML other m 2016-10-30T20:56:15.18
XO.AM05.EHN. ML:1.4 0.0001506661 0.128 AML other m 2016-10-30T20:56:15.15
IV.ARRO.EHN. ML:1.5 0.0001126052 0.1536 AML other m 2016-10-30T20:56:26.37
IV.ARRO.EHE. ML:1.4 0.000084026805 0.192 AML other m 2016-10-30T20:56:23.79
IV.EL6.EHN. ML:2.1 0.000269996 0.2816 AML other m 2016-10-30T20:56:27.73
IV.EL6.EHE. ML:2.0 0.0002124386 0.2432 AML other m 2016-10-30T20:56:30.10
IV.FEMA.HNE. ML:2.2 0.0014194181000000002 0.0768 AML other m 2016-10-30T20:56:15.99
IV.FEMA.HNN. ML:2.2 0.00145166063 0.0896 AML other m 2016-10-30T20:56:16.06
IV.GUMA.HNE. ML:2.4 0.00133772945 0.384 AML other m 2016-10-30T20:56:18.30
IV.GUMA.HHE. ML:2.5 0.0016884235 0.256 AML other m 2016-10-30T20:56:18.32
IV.GUMA.HHN. ML:2.3 0.001084247 0.2176 AML other m 2016-10-30T20:56:18.60
IV.GUMA.HNN. ML:2.3 0.0010883912499999998 0.2944 AML other m 2016-10-30T20:56:18.33
IV.SNTG.HHE. ML:1.4 0.000077477595 0.128 AML other m 2016-10-30T20:56:26.85
IV.SNTG.HHN. ML:1.7 0.00014166220000000001 0.1408 AML other m 2016-10-30T20:56:25.93
IV.T1204.EHN. ML:1.6 0.0002779468 0.32 AML other m 2016-10-30T20:56:18.92
IV.T1204.EHE. ML:1.8 0.00044677890000000003 0.2688 AML other m 2016-10-30T20:56:16.76
IV.T1215.HNN. ML:1.6 0.0002620346 0.064 AML other m 2016-10-30T20:56:18.54
IV.T1215.EHN. ML:1.6 0.00029370964999999997 0.0896 AML other m 2016-10-30T20:56:18.51
IV.T1215.HNE. ML:1.4 0.00019340412 0.064 AML other m 2016-10-30T20:56:14.44
IV.T1215.EHE. ML:1.4 0.00019445855 0.064 AML other m 2016-10-30T20:56:14.41
IV.T1216.EHN. ML:2.4 0.003227465 0.192 AML other m 2016-10-30T20:56:15.14
IV.T1216.EHE. ML:2.3 0.0025432870000000004 0.1408 AML other m 2016-10-30T20:56:14.90
IV.T1217.HNE. ML:1.6 0.00028998257499999997 0.2816 AML other m 2016-10-30T20:56:19.74
IV.T1217.EHE. ML:1.6 0.00029966075 0.2816 AML other m 2016-10-30T20:56:19.88
IV.T1217.EHN. ML:1.7 0.0003645147 0.2048 AML other m 2016-10-30T20:56:20.17
IV.T1241.HNN. ML:1.9 0.0005333725 0.5888 AML other m 2016-10-30T20:56:18.04
IV.T1241.EHE. ML:2.2 0.00097744655 0.2688 AML other m 2016-10-30T20:56:15.02
IV.T1241.EHN. ML:2.0 0.00062833905 0.32 AML other m 2016-10-30T20:56:16.48
IV.T1241.HNE. ML:2.2 0.00097988055 0.2304 AML other m 2016-10-30T20:56:16.57
IV.T1256.HHE. ML:1.7 0.00039762265 0.1024 AML other m 2016-10-30T20:56:18.55
IV.T1256.HHN. ML:1.8 0.0004537542 0.256 AML other m 2016-10-30T20:56:17.59
IV.T1256.HNE. ML:1.7 0.00039061995 0.1024 AML other m 2016-10-30T20:56:18.60
IV.T1256.HNN. ML:1.8 0.0004402096 0.2816 AML other m 2016-10-30T20:56:17.47
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