Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 18-11-2016 and time 00:35:21 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 1.9 earthquake occured in region: 5 km E Norcia (PG), on

  • 17-11-2016 23:35:21 (UTC)
  • 18-11-2016 00:35:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8090, 13.1530 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
Norcia PG 5 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 12 1178 7140
Visso MC 15 1107 8247
Accumoli RI 15 667 8914
Ussita MC 15 444 9358
Cascia PG 15 3217 12575
Montegallo AP 15 523 13098
Montemonaco AP 18 604 13702
Cerreto di Spoleto PG 19 1075 14777

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
50 Km NE of Terni (111501 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
95 Km W of Pescara (121014 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
98 Km NE of Tivoli (56533 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 1.9 2016-11-17
23:35:21		 42.8093 13.1532 10 2016-11-17
23:42:28		 Sala Sismica INGV-Roma 33724601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-17 23:35:21 ± 0.03
Latitude 42.8093 ± 0.0018
Longitude 13.1532 ± 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 33724601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 265
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71046
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 25
Type of magnitude ML
Reference to an origin 33724601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-17 23:42:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2016-11-17T23:35:46.99 3.0 undecidable manual S 78.8655 -0.38 0
IV.FIAM.HHZ. 2016-11-17T23:35:40.99 3.0 undecidable manual S 59.8956 -0.52 0
IV.EL6.EHZ. 2016-11-17T23:35:40.99 3.0 undecidable manual S 57.8976 0.17 0
IV.FSSB.HHZ. 2016-11-17T23:35:39.42 3.0 positive manual P -0.29 0
IV.NARO.HHZ. 2016-11-17T23:35:39.49 3.0 undecidable manual P 0.2 0
IV.PIEI.HHZ. 2016-11-17T23:35:38.28 3.0 undecidable manual P -0.1 0
IV.T0110.HHZ. 2016-11-17T23:35:36.51 3.0 positive manual P 0.26 0
IV.ATVO.HHZ. 2016-11-17T23:35:36.07 3.0 undecidable manual P -1.1 0
IV.T1247.HHZ. 2016-11-17T23:35:35.84 0.1 undecidable manual S 164 42.5241 50 0.29 90
IV.ARVD.HHZ. 2016-11-17T23:35:35.26 3.0 positive manual P 78.8655 -0.4 0
IV.PP3.EHZ. 2016-11-17T23:35:35.63 3.0 negative manual P 0.74 0
IV.VCEL.EHZ. 2016-11-17T23:35:34.62 3.0 undecidable manual P -0.09 0
IV.RM33.EHZ. 2016-11-17T23:35:33.34 0.1 undecidable manual S 171 33.744 50 0.13 95
IV.GUMA.HHZ. 2016-11-17T23:35:33.17 0.1 undecidable manual S 28 31.746 50 0.48 88
IV.CAMP.HHZ. 2016-11-17T23:35:33.77 0.1 undecidable manual S 145 36.8298 50 -0.27 91
IV.CSP1.EHZ. 2016-11-17T23:35:32.56 0.1 undecidable manual S 8 31.6461 50 -0.09 96
IV.EL6.EHZ. 2016-11-17T23:35:32.03 3.0 positive manual P 57.8976 -0.24 0
IV.CING.HHZ. 2016-11-17T23:35:32.80 3.0 positive manual P -0.33 0
IV.FIAM.HHZ. 2016-11-17T23:35:32.15 3.0 negative manual P 59.8956 -0.32 0
IV.ATCC.EHZ. 2016-11-17T23:35:32.32 3.0 negative manual P -0.04 0
IV.CESI.HHZ. 2016-11-17T23:35:32.14 0.1 undecidable manual S 317 29.6481 50 0.01 98
IV.T1243.HHZ. 2016-11-17T23:35:31.16 0.1 undecidable manual S 117 27.1506 50 -0.29 92
IV.CESX.HHZ. 2016-11-17T23:35:31.16 3.0 positive manual P 0.2 0
IV.SNTG.HHZ. 2016-11-17T23:35:31.11 3.0 positive manual P -0.21 0
IV.ASSB.HHZ. 2016-11-17T23:35:30.31 3.0 undecidable manual P -0.16 0
IV.OFFI.HHZ. 2016-11-17T23:35:30.94 3.0 positive manual P 0.63 0
IV.GIGS.HHZ. 2016-11-17T23:35:30.90 3.0 negative manual P -0.4 0
IV.LNSS.HHZ. 2016-11-17T23:35:30.88 0.1 undecidable manual S 202 24.6531 50 0.08 97
IV.T1215.HNZ. 2016-11-17T23:35:30.22 0.1 undecidable manual S 268 23.1546 114 -0.13 96
IV.ARRO.EHZ. 2016-11-17T23:35:29.34 3.0 negative manual P 0.16 0
IV.TERO.HHZ. 2016-11-17T23:35:29.25 3.0 positive manual P -0.42 0
IV.T1256.HHZ. 2016-11-17T23:35:29.99 0.1 undecidable manual S 15 22.6551 114 -0.18 95
IV.T1247.HHZ. 2016-11-17T23:35:29.61 0.3 positive manual P 164 42.5241 50 -0.03 71
IV.GUMA.HHZ. 2016-11-17T23:35:28.22 0.6 positive manual P 28 31.746 50 0.23 46
IV.T1218.EHZ. 2016-11-17T23:35:28.24 0.1 undecidable manual S 191 15.7731 123 0.16 97
IV.CAMP.HHZ. 2016-11-17T23:35:28.58 0.6 undecidable manual P 145 36.8298 50 -0.19 46
IV.MMO1.HNZ. 2016-11-17T23:35:28.52 0.1 undecidable manual S 55 17.2716 121 0 100
IV.RM33.EHZ. 2016-11-17T23:35:28.19 0.6 undecidable manual P 171 33.744 50 -0.1 48
IV.T1216.EHZ. 2016-11-17T23:35:27.64 0.1 undecidable manual S 310 14.1747 126 0.03 100
IV.CESI.HHZ. 2016-11-17T23:35:27.69 0.1 undecidable manual P 317 29.6481 50 0.03 97
IV.CSP1.EHZ. 2016-11-17T23:35:27.94 0.1 negative manual P 8 31.6461 50 -0.03 97
IV.T1219.EHZ. 2016-11-17T23:35:27.54 0.1 undecidable manual P 336 29.8479 50 -0.16 95
IV.T1256.HHZ. 2016-11-17T23:35:26.47 0.1 positive manual P 15 22.6551 114 -0.07 98
IV.LNSS.HHZ. 2016-11-17T23:35:26.86 0.1 positive manual P 202 24.6531 50 -0.04 98
IV.T1215.HNZ. 2016-11-17T23:35:26.54 0.3 positive manual P 268 23.1546 114 -0.1 73
IV.T1243.HHZ. 2016-11-17T23:35:26.97 0.6 positive manual P 117 27.1506 50 -0.3 46
IV.SMA1.EHZ. 2016-11-17T23:35:26.78 0.6 negative manual P 143 24.753 50 -0.13 48
IV.NRCA.HNZ. 2016-11-17T23:35:25.10 0.1 undecidable manual S 310 4.1958 158 -0.28 96
IV.T1218.EHZ. 2016-11-17T23:35:25.44 0.3 negative manual P 191 15.7731 123 0.11 73
IV.T1216.EHZ. 2016-11-17T23:35:25.14 1.0 undecidable manual P 310 14.1747 126 0.08 25
IV.T1245.HHZ. 2016-11-17T23:35:25.76 0.1 undecidable manual S 28 5.994 150 0.1 100
IV.MMO1.HNZ. 2016-11-17T23:35:25.61 0.6 negative manual P 55 17.2716 121 0.03 50
IV.FDMO.HHZ. 2016-11-17T23:35:25.38 3.0 undecidable manual P -1.56 0
IV.T1245.HHZ. 2016-11-17T23:35:24.20 0.1 undecidable manual P 28 5.994 150 0.28 96
IV.NRCA.HNZ. 2016-11-17T23:35:23.91 0.1 negative manual P 310 4.1958 158 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.6 0.00011999999999999999 1.44 AML other m 2016-11-17T23:35:36.38
IV.ARRO.EHE. ML:1.6 0.00011765 1.08 AML other m 2016-11-17T23:35:36.75
IV.ARVD.HHE. ML:1.7 0.00006615 0.58 AML other m 2016-11-17T23:35:56.56
IV.ARVD.HHN. ML:1.6 0.000055400000000000005 1.58 AML other m 2016-11-17T23:35:56.33
IV.ASSB.HHN. ML:2.0 0.0002985 0.22 AML other m 2016-11-17T23:35:51.35
IV.ASSB.HHE. ML:1.8 0.00016350000000000002 1.26 AML other m 2016-11-17T23:35:52.11
IV.ATCC.EHN. ML:2.0 0.00021799999999999999 0.26 AML other m 2016-11-17T23:35:52.87
IV.ATCC.EHE. ML:1.9 0.00017099999999999998 1.3 AML other m 2016-11-17T23:35:52.93
IV.CAMP.HHE. ML:1.3 0.0000736 0.66 AML other m 2016-11-17T23:35:34.19
IV.CAMP.HHN. ML:1.2 0.000054600000000000006 0.98 AML other m 2016-11-17T23:35:38.38
IV.CESI.HHN. ML:2.3 0.0009025000000000001 0.24 AML other m 2016-11-17T23:35:32.45
IV.CESI.HHE. ML:2.0 0.0005875 0.52 AML other m 2016-11-17T23:35:32.45
IV.CESX.HHN. ML:1.5 0.00007405000000000001 1.3 AML other m 2016-11-17T23:35:39.83
IV.CESX.HHE. ML:1.4 0.0000665 0.52 AML other m 2016-11-17T23:36:01.60
IV.CING.HHE. ML:1.8 0.000127 0.44 AML other m 2016-11-17T23:35:42.98
IV.CING.HHN. ML:1.9 0.00014250000000000002 0.16 AML other m 2016-11-17T23:35:42.62
IV.FIAM.HHN. ML:1.5 0.0000597 0.48 AML other m 2016-11-17T23:35:43.54
IV.FIAM.HHE. ML:1.6 0.00007675 1.24 AML other m 2016-11-17T23:35:41.48
IV.FSSB.HHE. ML:1.9 0.00007015 0.28 AML other m 2016-11-17T23:35:55.35
IV.FSSB.HHN. ML:2.2 0.0001385 0.26 AML other m 2016-11-17T23:36:04.85
IV.GUMA.HHN. ML:2.1 0.0006295 1.08 AML other m 2016-11-17T23:35:33.93
IV.GUMA.HHE. ML:2.4 0.0012400000000000002 0.28 AML other m 2016-11-17T23:35:48.75
IV.GUMA.HNN. ML:2.3 0.000898 0.28 AML other m 2016-11-17T23:35:48.75
IV.GUMA.HNE. ML:2.4 0.0010875 0.34 AML other m 2016-11-17T23:35:33.92
IV.LNSS.HHE. ML:2.2 0.0009809999999999999 0.18 AML other m 2016-11-17T23:35:31.19
IV.LNSS.HHN. ML:2.5 0.00177 0.32 AML other m 2016-11-17T23:35:31.33
IV.NARO.HHN. ML:1.3 0.0000207 1.58 AML other m 2016-11-17T23:35:56.11
IV.NARO.HHE. ML:1.3 0.000021499999999999997 1.46 AML other m 2016-11-17T23:36:01.21
IV.NRCA.HHE. ML:2.5 0.0049900000000000005 0.5 AML other m 2016-11-17T23:35:25.27
IV.NRCA.HNE. ML:2.4 0.004215 0.52 AML other m 2016-11-17T23:35:25.27
IV.NRCA.HHN. ML:2.6 0.007555 1.58 AML other m 2016-11-17T23:35:25.17
IV.NRCA.HNN. ML:2.6 0.006974999999999999 1.58 AML other m 2016-11-17T23:35:25.18
IV.PIEI.HHE. ML:1.4 0.000027799999999999998 1.54 AML other m 2016-11-17T23:36:05.40
IV.PIEI.HHN. ML:1.3 0.0000224 0.94 AML other m 2016-11-17T23:36:03.23
IV.PP3.EHE. ML:2.3 0.0002895 0.36 AML other m 2016-11-17T23:35:48.52
IV.PP3.EHN. ML:2.3 0.00029549999999999997 1.18 AML other m 2016-11-17T23:35:47.88
IV.RM33.EHE. ML:1.6 0.00019250000000000002 0.1 AML other m 2016-11-17T23:35:33.71
IV.RM33.EHN. ML:1.7 0.0002105 0.5 AML other m 2016-11-17T23:35:33.50
IV.SNTG.HHN. ML:1.6 0.0001092 1 AML other m 2016-11-17T23:35:49.37
IV.SNTG.HHE. ML:1.7 0.00013550000000000001 0.1 AML other m 2016-11-17T23:35:48.76
IV.T0110.HHE. ML:1.5 0.00004285 0.38 AML other m 2016-11-17T23:35:59.81
IV.T0110.HHN. ML:1.5 0.00004375 1.06 AML other m 2016-11-17T23:35:51.30
IV.T1218.HNN. ML:2.2 0.00152 0.44 AML other m 2016-11-17T23:35:28.47
IV.T1218.HNE. ML:2.1 0.0011400000000000002 0.8 AML other m 2016-11-17T23:35:28.54
IV.T1219.EHN. ML:2.8 0.0030299999999999997 0.26 AML other m 2016-11-17T23:35:43.24
IV.T1219.HNN. ML:2.8 0.003255 0.26 AML other m 2016-11-17T23:35:43.24
IV.T1219.EHE. ML:2.8 0.002785 0.46 AML other m 2016-11-17T23:35:43.33
IV.T1219.HNE. ML:2.7 0.002665 0.46 AML other m 2016-11-17T23:35:43.10
IV.T1245.HHE. ML:2.7 0.008755 0.74 AML other m 2016-11-17T23:35:25.88
IV.T1245.HHN. ML:2.6 0.006165 0.84 AML other m 2016-11-17T23:35:26.03
IV.T1247.HHN. ML:1.8 0.00022749999999999997 0.86 AML other m 2016-11-17T23:35:39.21
IV.T1247.HHE. ML:1.7 0.000156 0.76 AML other m 2016-11-17T23:35:38.92
IV.T1256.HHE. ML:2.0 0.0006630000000000001 0.9 AML other m 2016-11-17T23:35:30.34
IV.T1256.HHN. ML:2.0 0.000718 1.42 AML other m 2016-11-17T23:35:30.51
IV.TERO.HHE. ML:1.7 0.0001735 0.1 AML other m 2016-11-17T23:35:35.98
IV.TERO.HHN. ML:1.8 0.0002 0.12 AML other m 2016-11-17T23:35:35.78
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