Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 30-10-2016 and time 21:42:30 (Italy) in region 2 km E Norcia (PG)

A magnitude ML 2.4 earthquake occured in region: 2 km E Norcia (PG), on

  • 30-10-2016 20:42:30 (UTC)
  • 30-10-2016 21:42:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7900, 13.1200 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 2 4957 4957
Cascia PG 12 3217 8174
Preci PG 12 724 8898
Castelsantangelo sul Nera MC 12 281 9179
Arquata del Tronto AP 15 1178 10357
Accumoli RI 15 667 11024
Visso MC 16 1107 12131
Cerreto di Spoleto PG 17 1075 13206
Ussita MC 17 444 13650
Poggiodomo PG 17 117 13767
Montegallo AP 18 523 14290
Sellano PG 19 1079 15369
Cittareale RI 19 482 15851

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
97 Km W of Pescara (121014 inhabitants)
98 Km SW of Ancona (100861 inhabitants)
99 Km NW of Chieti (51815 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 2.4 2016-10-30
20:42:30		 42.7905 13.1197 11 2019-02-12
14:03:22		 Bollettino Sismico Italiano INGV 47020491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-30 20:42:30 ± 0.05
Latitude 42.7905 ± 0.0018
Longitude 13.1197 ± 0.0025
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 47020491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 239
Semi-minor axis of confidence ellipse (meter) 175
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.47394
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 47020491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-06-22 09:21:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIGS.HHZ. 2016-10-30T20:42:47.05 0.6 undecidable manual S 135 52.6029 50 -0.14 46
IV.T1247.HHZ. 2016-10-30T20:42:44.58 0.6 undecidable manual S 159 41.3253 50 0.4 44
IV.TERO.HHZ. 2016-10-30T20:42:44.80 0.6 undecidable manual S 115 43.623 50 0.01 48
IV.T1211.EHZ. 2016-10-30T20:42:43.11 0.6 undecidable manual S 217 35.8419 50 0.41 44
IV.ARRO.EHZ. 2016-10-30T20:42:43.30 0.6 undecidable manual S 231 37.1295 50 0.23 46
IV.GUMA.HNN. 2016-10-30T20:42:43.18 0.6 undecidable manual S 30 34.9428 50 0.72 40
IV.T1246.HHN. 2016-10-30T20:42:43.24 0.3 undecidable manual S 127 38.1285 50 -0.08 71
IV.CAMP.HHE. 2016-10-30T20:42:42.87 0.6 undecidable manual S 140 36.8298 50 -0.1 47
IV.RM33.EHZ. 2016-10-30T20:42:41.81 0.6 undecidable manual S 166 32.1456 50 0.09 48
IV.T1243.HHZ. 2016-10-30T20:42:40.46 0.6 undecidable manual S 111 28.749 50 -0.35 46
IV.T1241.EHZ. 2016-10-30T20:42:40.26 0.6 undecidable manual S 74 26.3514 50 0.08 48
XO.AM05.EHZ. 2016-10-30T20:42:40.71 0.6 undecidable manual S 42 28.0497 50 0.07 48
IV.GIGS.HHZ. 2016-10-30T20:42:39.76 0.3 undecidable manual P 135 52.6029 50 -0.44 64
IV.T1256.HHZ. 2016-10-30T20:42:39.82 0.6 undecidable manual S 20 25.4523 50 -0.11 48
IV.LNSS.HHZ. 2016-10-30T20:42:39.05 0.6 undecidable manual S 197 21.7671 50 0.09 49
IV.SMA1.EHZ. 2016-10-30T20:42:39.90 0.6 undecidable manual S 135 24.9528 50 0.09 48
IV.T1299.HNN. 2016-10-30T20:42:39.24 0.6 undecidable manual S 143 21.867 50 0.28 47
IV.MMO1.EHZ. 2016-10-30T20:42:38.60 0.6 undecidable manual S 54 20.7681 50 -0.07 49
IV.FEMA.HNE. 2016-10-30T20:42:38.22 0.6 undecidable manual S 343 19.869 50 -0.22 48
IV.T1215.EHZ. 2016-10-30T20:42:38.57 0.6 undecidable manual S 274 20.4684 50 -0.04 49
IV.T1247.HHZ. 2016-10-30T20:42:38.37 0.3 undecidable manual P 159 41.3253 50 -0.1 70
IV.T1204.EHZ. 2016-10-30T20:42:38.84 0.6 undecidable manual S 128 20.4684 50 0.24 47
IV.T1201.HNN. 2016-10-30T20:42:38.57 0.6 undecidable manual S 144 18.2706 50 0.56 44
IV.TERO.HHZ. 2016-10-30T20:42:38.54 0.1 undecidable manual P 115 43.623 50 -0.28 90
IV.T1211.EHZ. 2016-10-30T20:42:37.58 0.1 undecidable manual P 217 35.8419 50 -0.03 96
IV.T1217.EHZ. 2016-10-30T20:42:37.86 0.6 undecidable manual S 240 17.6712 50 0.01 50
IV.ARRO.EHZ. 2016-10-30T20:42:37.72 0.1 undecidable manual P 231 37.1295 50 -0.1 94
IV.CAMP.HHE. 2016-10-30T20:42:37.55 0.1 undecidable manual P 140 36.8298 50 -0.22 92
IV.GUMA.HNN. 2016-10-30T20:42:37.67 0.1 undecidable manual P 30 34.9428 50 0.2 93
IV.T1246.HHN. 2016-10-30T20:42:37.73 0.1 undecidable manual P 127 38.1285 50 -0.24 92
IV.RM33.EHZ. 2016-10-30T20:42:36.92 0.1 undecidable manual P 166 32.1456 50 -0.13 95
IV.T1216.EHZ. 2016-10-30T20:42:36.59 0.6 undecidable manual S 324 13.7751 129 -0.2 48
IV.T1243.HHZ. 2016-10-30T20:42:36.29 0.1 negative manual P 111 28.749 50 -0.23 93
IV.T1241.EHZ. 2016-10-30T20:42:36.39 0.1 undecidable manual P 74 26.3514 50 0.23 94
XO.AM05.EHZ. 2016-10-30T20:42:36.40 0.1 undecidable manual P 42 28.0497 50 -0.02 98
IV.T1245.HHZ. 2016-10-30T20:42:35.88 0.6 undecidable manual S 37 9.1797 140 0.24 48
IV.T1204.EHZ. 2016-10-30T20:42:35.30 0.1 undecidable manual P 128 20.4684 50 0.05 98
IV.SMA1.EHZ. 2016-10-30T20:42:35.84 0.1 undecidable manual P 135 24.9528 50 -0.1 97
IV.T1299.HNN. 2016-10-30T20:42:35.53 0.1 undecidable manual P 143 21.867 50 0.08 98
IV.T1201.HNN. 2016-10-30T20:42:35.18 0.1 undecidable manual P 144 18.2706 50 0.28 94
IV.MMO1.EHZ. 2016-10-30T20:42:35.18 0.1 undecidable manual P 54 20.7681 50 -0.11 97
IV.FEMA.HNE. 2016-10-30T20:42:35.14 0.3 undecidable manual P 343 19.869 50 -0.01 74
IV.T1215.EHZ. 2016-10-30T20:42:35.27 0.1 undecidable manual P 274 20.4684 50 0.02 99
IV.T1256.HHZ. 2016-10-30T20:42:35.91 0.1 undecidable manual P 20 25.4523 50 -0.11 96
IV.LNSS.HHZ. 2016-10-30T20:42:35.39 0.1 undecidable manual P 197 21.7671 50 -0.06 98
IV.T1216.EHZ. 2016-10-30T20:42:34.23 0.1 undecidable manual P 324 13.7751 129 0.03 100
IV.T1217.EHZ. 2016-10-30T20:42:34.77 0.1 undecidable manual P 240 17.6712 50 -0.04 99
IV.T1245.HHZ. 2016-10-30T20:42:33.78 0.1 positive manual P 37 9.1797 140 0.24 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:1.4 0.00011485488500000001 0.128 AML other m 2016-10-30T20:42:42.64
XO.AM05.HNE. ML:2.0 0.0004748823 0.1536 AML other m 2016-10-30T20:42:41.15
XO.AM05.HNN. ML:1.9 0.0004411353 0.1024 AML other m 2016-10-30T20:42:42.05
XO.AM05.EHE. ML:2.5 0.0015284724999999999 0.1024 AML other m 2016-10-30T20:42:42.00
IV.ARRO.EHN. ML:2.3 0.0007447396000000001 0.1792 AML other m 2016-10-30T20:42:43.83
IV.ARRO.EHE. ML:2.2 0.0006870721 0.256 AML other m 2016-10-30T20:42:44.78
IV.GIGS.HHN. ML:1.8 0.00015249041 0.2688 AML other m 2016-10-30T20:42:49.19
IV.GIGS.HHE. ML:1.9 0.00017858845000000002 0.256 AML other m 2016-10-30T20:42:49.64
IV.LNSS.HHE. ML:2.4 0.0017032940000000002 0.2304 AML other m 2016-10-30T20:42:39.81
IV.LNSS.HHN. ML:2.8 0.0045739365 0.128 AML other m 2016-10-30T20:42:39.97
IV.RM33.EHE. ML:2.5 0.0013021069999999998 0.1408 AML other m 2016-10-30T20:42:43.10
IV.RM33.HNN. ML:2.4 0.0012220105 0.128 AML other m 2016-10-30T20:42:42.75
IV.RM33.HNE. ML:2.5 0.00131312 0.1408 AML other m 2016-10-30T20:42:43.10
IV.RM33.EHN. ML:2.5 0.0014156971 0.1664 AML other m 2016-10-30T20:42:42.52
IV.SMA1.EHN. ML:2.4 0.0016294075000000002 0.1792 AML other m 2016-10-30T20:42:41.16
IV.SMA1.EHE. ML:2.5 0.0019143675 0.1536 AML other m 2016-10-30T20:42:41.71
IV.T1204.EHE. ML:2.3 0.0015009434000000002 0.1152 AML other m 2016-10-30T20:42:39.96
IV.T1204.EHN. ML:2.2 0.0010772974 0.0768 AML other m 2016-10-30T20:42:39.26
IV.T1211.HNE. ML:2.6 0.0016946864999999999 0.1024 AML other m 2016-10-30T20:42:43.86
IV.T1211.EHN. ML:2.6 0.001587418805 0.1152 AML other m 2016-10-30T20:42:43.87
IV.T1211.EHE. ML:2.6 0.0017549055 0.0896 AML other m 2016-10-30T20:42:43.87
IV.T1211.HNN. ML:2.6 0.001630392 0.1152 AML other m 2016-10-30T20:42:43.87
IV.T1215.HNN. ML:2.3 0.0015521601 0.128 AML other m 2016-10-30T20:42:38.73
IV.T1215.EHN. ML:2.3 0.001553162805 0.128 AML other m 2016-10-30T20:42:38.73
IV.T1215.EHE. ML:2.2 0.00115142395 0.064 AML other m 2016-10-30T20:42:38.94
IV.T1215.HNE. ML:2.2 0.0011413884 0.1024 AML other m 2016-10-30T20:42:38.94
IV.T1216.EHE. ML:2.4 0.0027608956 0.256 AML other m 2016-10-30T20:42:37.13
IV.T1216.EHN. ML:2.5 0.0032846955000000004 0.2944 AML other m 2016-10-30T20:42:36.99
IV.T1217.HNN. ML:2.3 0.0014684846 0.1408 AML other m 2016-10-30T20:42:38.65
IV.T1217.HNE. ML:2.4 0.0020081825 0.0896 AML other m 2016-10-30T20:42:38.02
IV.T1217.EHN. ML:2.3 0.0014741325000000001 0.1536 AML other m 2016-10-30T20:42:38.65
IV.T1217.EHE. ML:2.4 0.0019890335 0.0896 AML other m 2016-10-30T20:42:38.02
IV.T1241.EHN. ML:2.5 0.0016249575 0.0896 AML other m 2016-10-30T20:42:40.56
IV.T1241.HNN. ML:2.5 0.0017090368 0.0896 AML other m 2016-10-30T20:42:40.56
IV.T1241.HNE. ML:2.5 0.0017011500000000002 0.2432 AML other m 2016-10-30T20:42:42.30
IV.T1241.EHE. ML:2.5 0.0017150210000000002 0.256 AML other m 2016-10-30T20:42:42.43
IV.T1245.HHE. ML:2.9 0.0107175845 0.1408 AML other m 2016-10-30T20:42:36.58
IV.T1245.HHN. ML:2.9 0.010612255000000001 0.3456 AML other m 2016-10-30T20:42:38.37
IV.TERO.HHE. ML:2.5 0.00091939685 0.128 AML other m 2016-10-30T20:42:46.47
IV.TERO.HNN. ML:2.4 0.0007654326999999999 0.064 AML other m 2016-10-30T20:42:46.15
IV.TERO.HHN. ML:2.5 0.0009559849 0.064 AML other m 2016-10-30T20:42:46.15
IV.TERO.HNE. ML:2.4 0.0008074766 0.128 AML other m 2016-10-30T20:42:46.47
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
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