Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 23-11-2016 and time 11:08:04 (UTC) in region 6 km SE Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 6 km SE Norcia (PG), on

  • 23-11-2016 11:08:04 (UTC)
  • 23-11-2016 12:08:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7600, 13.1480 at 11 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
Cascia PG 12 3217 8841
Arquata del Tronto AP 12 1178 10019
Castelsantangelo sul Nera MC 15 281 10300
Cittareale RI 16 482 10782
Preci PG 16 724 11506
Montegallo AP 18 523 12029
Poggiodomo PG 18 117 12146
Amatrice RI 18 2657 14803
Visso MC 20 1107 15910
Monteleone di Spoleto PG 20 599 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km SE of Foligno (57155 inhabitants)
47 Km E of Terni (111501 inhabitants)
47 Km W of Teramo (54892 inhabitants)
50 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
93 Km W of Pescara (121014 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km W of Chieti (51815 inhabitants)
100 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 2.0 2016-11-23
11:08:04		 42.7597 13.1485 11 2019-07-19
13:24:13		 Bollettino Sismico Italiano INGV 64836901
Reviewed
Rev100 		ML 2.2 2016-11-23
11:08:04		 42.7578 13.1518 11 2016-11-23
11:13:16		 Sala Sismica INGV-Roma 34361691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-23 11:08:04 ± 0.03
Latitude 42.7597 ± 0.0009
Longitude 13.1485 ± 0.0012
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64836901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 800
Semi-minor axis of confidence ellipse (meter) 130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 54
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) 0.03867
Epicentral distance of station farthest from the epicenter (degree) 0.70327
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 56
Type of magnitude ML
Reference to an origin 64836901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-21 08:16:32

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 34361691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-23 11:13:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2016-11-23T11:08:17.86 0.3 undecidable manual P 139 78.0663 90 0.11 65
IV.TERO.HHZ. 2016-11-23T11:08:17.24 0.6 undecidable manual S 112 40.1265 90 -0.22 45
IV.CSP1.EHZ. 2016-11-23T11:08:16.93 0.6 undecidable manual S 7 37.1295 90 0.27 45
IV.T1219.EHZ. 2016-11-23T11:08:16.15 0.6 undecidable manual S 340 34.8429 90 0.09 46
IV.FDMO.HHZ. 2016-11-23T11:08:15.11 0.6 undecidable manual S 351 31.1466 90 0.06 47
IV.CESI.HHZ. 2016-11-23T11:08:15.94 0.6 undecidable manual S 324 33.6441 90 0.21 45
IV.CAMP.HHZ. 2016-11-23T11:08:15.10 0.6 undecidable manual S 139 32.6451 90 -0.37 44
IV.EL6.EHZ. 2016-11-23T11:08:15.69 0.3 undecidable manual P 357 63.2922 90 0.23 65
IV.SNTG.HHZ. 2016-11-23T11:08:14.88 0.3 undecidable manual P 343 57.498 90 0.31 64
IV.T1256.HHZ. 2016-11-23T11:08:14.50 0.6 undecidable manual S 13 28.0497 90 0.26 46
IV.OFFI.HHZ. 2016-11-23T11:08:14.06 0.3 undecidable manual P 66 47.8188 90 0.98 52
IV.RM33.EHZ. 2016-11-23T11:08:14.17 0.6 undecidable manual S 169 28.3494 90 -0.13 47
IV.T1243.HHZ. 2016-11-23T11:08:13.04 0.6 undecidable manual S 106 25.4523 90 -0.49 43
IV.T1241.EHZ. 2016-11-23T11:08:13.34 0.6 undecidable manual S 65 25.3524 90 -0.18 46
IV.FIAM.HHZ. 2016-11-23T11:08:13.93 0.3 undecidable manual P 183 54.6009 90 -0.19 66
IV.T1215.EHZ. 2016-11-23T11:08:12.96 0.3 undecidable manual S 282 23.2545 90 0 72
IV.GIGS.HHZ. 2016-11-23T11:08:12.68 0.3 undecidable manual P 134 48.5181 90 -0.51 62
IV.SMA1.EHZ. 2016-11-23T11:08:12.28 0.6 undecidable manual S 133 20.868 90 -0.05 48
IV.TERO.HHZ. 2016-11-23T11:08:11.60 0.1 undecidable manual P 112 40.1265 90 -0.29 88
IV.T1299.HNN. 2016-11-23T11:08:11.49 0.6 undecidable manual S 142 17.6712 90 0.02 49
IV.T1219.EHZ. 2016-11-23T11:08:11.07 0.1 undecidable manual P 340 34.8429 90 -0.01 95
IV.T1216.EHZ. 2016-11-23T11:08:11.40 0.6 undecidable manual S 324 17.9709 90 -0.14 48
IV.CESI.HHZ. 2016-11-23T11:08:11.01 0.1 negative manual P 324 33.6441 90 0.12 93
IV.LNSS.HHZ. 2016-11-23T11:08:11.94 0.1 undecidable manual S 207 19.4694 90 -0.01 98
IV.CSP1.EHZ. 2016-11-23T11:08:11.52 0.1 undecidable manual P 7 37.1295 90 0.09 93
IV.T1204.EHZ. 2016-11-23T11:08:11.06 0.6 undecidable manual S 124 16.5723 90 -0.11 48
IV.CAMP.HHZ. 2016-11-23T11:08:10.56 0.1 negative manual P 139 32.6451 90 -0.19 92
IV.T1201.HNN. 2016-11-23T11:08:10.82 0.6 undecidable manual S 144 14.0748 91 0.31 47
IV.FDMO.HHZ. 2016-11-23T11:08:10.57 0.3 undecidable manual P 351 31.1466 90 0.07 71
IV.T1244.EHZ. 2016-11-23T11:08:10.07 0.3 undecidable manual S 91 12.1767 106 0.07 74
IV.T1256.HHZ. 2016-11-23T11:08:10.07 0.1 undecidable manual P 13 28.0497 90 0.04 96
IV.T1241.EHZ. 2016-11-23T11:08:09.55 0.3 undecidable manual P 65 25.3524 90 -0.07 71
IV.T1245.HHZ. 2016-11-23T11:08:09.56 0.3 undecidable manual S 17 11.1777 112 -0.2 72
IV.RM33.EHZ. 2016-11-23T11:08:09.93 0.1 undecidable manual P 169 28.3494 90 -0.14 93
IV.T1215.EHZ. 2016-11-23T11:08:09.32 0.1 undecidable manual P 282 23.2545 90 0.03 96
IV.T1202.EHE. 2016-11-23T11:08:09.18 0.3 undecidable manual S 135 8.7801 126 -0.02 74
IV.T1243.HHZ. 2016-11-23T11:08:09.40 0.1 undecidable manual P 106 25.4523 90 -0.23 92
IV.T1218.HNZ. 2016-11-23T11:08:09.33 0.1 undecidable manual S 195 10.2786 118 -0.21 95
IV.LNSS.HHZ. 2016-11-23T11:08:08.76 0.1 positive manual P 207 19.4694 90 0.05 97
IV.SMA1.EHZ. 2016-11-23T11:08:08.88 0.1 negative manual P 133 20.868 90 -0.05 96
IV.T1204.EHZ. 2016-11-23T11:08:08.30 0.1 undecidable manual P 124 16.5723 90 0.04 98
IV.T1212.HNE. 2016-11-23T11:08:08.95 0.3 undecidable manual S 264 8.4804 128 -0.19 73
IV.T1299.HNN. 2016-11-23T11:08:08.53 0.1 undecidable manual P 142 17.6712 90 0.1 97
IV.T1201.HNN. 2016-11-23T11:08:08.08 0.1 undecidable manual P 144 14.0748 91 0.2 95
IV.NRCA.HNZ. 2016-11-23T11:08:08.87 0.1 undecidable manual S 341 8.6802 127 -0.3 94
IV.T1216.EHZ. 2016-11-23T11:08:08.35 0.1 undecidable manual P 324 17.9709 90 -0.12 96
IV.T1213.HNE. 2016-11-23T11:08:08.02 0.6 undecidable manual S 206 4.2957 152 -0.39 46
IV.NRCA.HNZ. 2016-11-23T11:08:07.19 0.1 negative manual P 341 8.6802 127 0.08 98
IV.T1202.EHE. 2016-11-23T11:08:07.23 0.1 undecidable manual P 135 8.7801 126 0.1 98
IV.T1244.EHZ. 2016-11-23T11:08:07.79 0.1 undecidable manual P 91 12.1767 106 0.2 96
IV.T1218.HNZ. 2016-11-23T11:08:07.41 0.1 positive manual P 195 10.2786 118 0.09 98
IV.T1245.HHZ. 2016-11-23T11:08:07.55 0.1 undecidable manual P 17 11.1777 112 0.1 97
IV.T1212.HNE. 2016-11-23T11:08:07.22 0.1 undecidable manual P 264 8.4804 128 0.13 97
IV.T1213.HNE. 2016-11-23T11:08:06.69 0.1 undecidable manual P 206 4.2957 152 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.4 0.003036176 0.1216 AML other m 2016-11-23T11:08:09.18
IV.NRCA.HNN. ML:2.5 0.0039604055 0.1088 AML other m 2016-11-23T11:08:08.96
IV.NRCA.HHN. ML:2.5 0.004302845 0.1216 AML other m 2016-11-23T11:08:08.96
IV.NRCA.HHE. ML:2.4 0.003351796 0.1216 AML other m 2016-11-23T11:08:09.17
IV.T1218.HNE. ML:2.5 0.00378163 0.192 AML other m 2016-11-23T11:08:09.53
IV.T1218.HNN. ML:2.2 0.0018272175 0.1408 AML other m 2016-11-23T11:08:09.57
IV.T1218.EHN. ML:2.2 0.0018456075 0.1408 AML other m 2016-11-23T11:08:09.57
IV.T1218.EHE. ML:2.5 0.0035976616999999996 0.192 AML other m 2016-11-23T11:08:09.53
IV.T1245.HHE. ML:2.2 0.0017263530000000001 0.1408 AML other m 2016-11-23T11:08:10.18
IV.T1245.HHN. ML:2.1 0.001387092 0.1792 AML other m 2016-11-23T11:08:11.05
IV.T1245.HNE. ML:2.2 0.0019677305 0.1344 AML other m 2016-11-23T11:08:10.18
IV.T1245.HNN. ML:2.1 0.0014524975 0.192 AML other m 2016-11-23T11:08:11.04
IV.T1216.EHE. ML:1.9 0.0006780078000000001 0.3072 AML other m 2016-11-23T11:08:14.42
IV.T1216.EHN. ML:1.9 0.0006673060000000001 0.3008 AML other m 2016-11-23T11:08:13.55
IV.LNSS.HHE. ML:2.0 0.00065254885 0.2368 AML other m 2016-11-23T11:08:12.10
IV.LNSS.HHN. ML:2.2 0.00123964 0.2432 AML other m 2016-11-23T11:08:12.22
IV.SMA1.EHE. ML:2.0 0.0007003874500000001 0.384 AML other m 2016-11-23T11:08:16.56
IV.SMA1.EHN. ML:1.9 0.0005611728 0.3008 AML other m 2016-11-23T11:08:16.72
IV.T1215.HNN. ML:1.7 0.00034035559999999996 0.096 AML other m 2016-11-23T11:08:13.32
IV.T1215.EHN. ML:1.8 0.000395008 0.096 AML other m 2016-11-23T11:08:13.27
IV.T1215.EHE. ML:1.8 0.00038599470000000004 0.1792 AML other m 2016-11-23T11:08:13.12
IV.T1215.HNE. ML:1.8 0.00042099224999999995 0.1792 AML other m 2016-11-23T11:08:13.12
IV.T1241.EHE. ML:1.8 0.00039758910000000004 0.2432 AML other m 2016-11-23T11:08:13.61
IV.T1241.EHN. ML:1.9 0.0005209322000000001 0.3392 AML other m 2016-11-23T11:08:14.98
IV.RM33.EHN. ML:1.8 0.00030942355 0.1792 AML other m 2016-11-23T11:08:14.95
IV.RM33.HNE. ML:2.0 0.00055522475 0.1536 AML other m 2016-11-23T11:08:14.82
IV.RM33.EHE. ML:2.0 0.0005161584 0.1408 AML other m 2016-11-23T11:08:14.82
IV.RM33.HNN. ML:1.8 0.00031701236999999996 0.1728 AML other m 2016-11-23T11:08:14.94
IV.T1256.HNE. ML:1.9 0.000439182 0.3392 AML other m 2016-11-23T11:08:15.52
IV.T1256.HHE. ML:1.9 0.00045096825 0.3392 AML other m 2016-11-23T11:08:15.34
IV.T1256.HNN. ML:1.8 0.00030266060000000005 0.2496 AML other m 2016-11-23T11:08:14.77
IV.T1256.HHN. ML:1.7 0.0002692233 0.2432 AML other m 2016-11-23T11:08:14.64
IV.CAMP.HHE. ML:1.3 0.000085917535 0.2432 AML other m 2016-11-23T11:08:16.21
IV.CAMP.HHN. ML:1.4 0.00010776158999999999 0.896 AML other m 2016-11-23T11:08:18.58
IV.FDMO.HHN. ML:1.9 0.00036008445 0.3008 AML other m 2016-11-23T11:08:15.43
IV.FDMO.HHE. ML:1.9 0.00035436669999999997 0.1792 AML other m 2016-11-23T11:08:15.75
IV.CESI.HHN. ML:2.1 0.0004795905499999999 0.2816 AML other m 2016-11-23T11:08:16.40
IV.CESI.HHE. ML:1.7 0.0002149572 0.1984 AML other m 2016-11-23T11:08:16.25
IV.T1219.HNN. ML:2.1 0.00051634925 0.2112 AML other m 2016-11-23T11:08:16.65
IV.T1219.HNE. ML:2.1 0.00047774285 0.256 AML other m 2016-11-23T11:08:16.78
IV.T1219.EHN. ML:2.1 0.00049238989 0.2112 AML other m 2016-11-23T11:08:16.55
IV.T1219.EHE. ML:2.1 0.0004922873399999999 0.256 AML other m 2016-11-23T11:08:16.91
IV.CSP1.EHE. ML:1.8 0.00022012649999999989 0.32 AML other m 2016-11-23T11:08:18.68
IV.CSP1.EHN. ML:2.0 0.00036512559999999993 0.2176 AML other m 2016-11-23T11:08:17.73
IV.TERO.HNN. ML:2.0 0.0003223995000000001 0.1216 AML other m 2016-11-23T11:08:17.56
IV.TERO.HHN. ML:2.0 0.00036883115 0.1024 AML other m 2016-11-23T11:08:17.50
IV.TERO.HHE. ML:1.8 0.00020752095 0.1216 AML other m 2016-11-23T11:08:18.08
IV.GIGS.HHN. ML:1.0 0.0000315136 0.1408 AML other m 2016-11-23T11:08:21.44
IV.ASSB.HHN. ML:1.6 0.00010398632999999999 0.2816 AML other m 2016-11-23T11:08:24.13
IV.ASSB.HHE. ML:1.6 0.000102336385 0.1984 AML other m 2016-11-23T11:08:22.91
IV.OFFI.HHE. ML:2.0 0.00030186845 0.3968 AML other m 2016-11-23T11:08:23.40
IV.OFFI.HHN. ML:2.0 0.000308556 0.3968 AML other m 2016-11-23T11:08:23.33
IV.SNTG.HHN. ML:1.5 0.000071263675 0.2176 AML other m 2016-11-23T11:08:25.72
IV.SNTG.HHE. ML:1.5 0.00006728192500000001 0.2624 AML other m 2016-11-23T11:08:25.30
IV.EL6.EHE. ML:1.9 0.00013847599999999993 0.1408 AML other m 2016-11-23T11:08:27.07
IV.EL6.EHN. ML:1.7 0.0001028734 0.5568 AML other m 2016-11-23T11:08:32.35
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