Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 30-10-2016 and time 21:49:00 (Italy) in region 8 km E Norcia (PG)

A magnitude ML 2.4 earthquake occured in region: 8 km E Norcia (PG), on

  • 30-10-2016 20:49:00 (UTC)
  • 30-10-2016 21:49:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7940, 13.1870 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 8 4957 4957
Arquata del Tronto AP 9 1178 6135
Castelsantangelo sul Nera MC 12 281 6416
Accumoli RI 12 667 7083
Montegallo AP 13 523 7606
Preci PG 15 724 8330
Cascia PG 16 3217 11547
Montemonaco AP 17 604 12151
Visso MC 17 1107 13258
Ussita MC 17 444 13702
Acquasanta Terme AP 18 2916 16618
Cittareale RI 20 482 17100
Amatrice RI 20 2657 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
51 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
96 Km S of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km NE of Tivoli (56533 inhabitants)
98 Km E of Viterbo (67173 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
20:49:00		 42.7937 13.1873 9 2019-02-12
14:03:22		 Bollettino Sismico Italiano INGV 47022851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-30 20:49:00 ± 0.05
Latitude 42.7937 ± 0.0027
Longitude 13.1873 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 47022851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 359
Semi-minor axis of confidence ellipse (meter) 129
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.89123
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 47022851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-06-22 10:21:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2016-10-30T20:49:21.60 0.6 undecidable manual S 328 65.49 50 0.7 38
IV.FIAM.HHZ. 2016-10-30T20:49:19.65 0.6 undecidable manual S 186 58.5969 50 0.58 41
IV.SNTG.HHZ. 2016-10-30T20:49:18.41 0.3 undecidable manual S 339 54.9006 50 0.31 66
IV.GAG1.HNZ. 2016-10-30T20:49:17.40 0.6 undecidable manual S 349 50.2164 50 0.55 42
IV.MPAG.EHZ. 2016-10-30T20:49:17.96 0.3 undecidable manual P 340 98.9232 50 0.5 58
IV.SEF1.HNZ. 2016-10-30T20:49:15.23 0.3 undecidable manual S 334 43.7229 50 0.12 70
IV.ARVD.HHZ. 2016-10-30T20:49:15.14 0.3 undecidable manual P 346 80.6637 50 0.5 60
IV.ARRO.EHZ. 2016-10-30T20:49:14.48 0.6 undecidable manual S 235 41.8248 50 -0.11 47
IV.T1247.HHZ. 2016-10-30T20:49:14.19 0.6 undecidable manual S 167 40.1265 50 0.05 48
IV.VCEL.EHZ. 2016-10-30T20:49:13.02 0.3 undecidable manual P 129 69.2751 50 0.12 67
IV.TERO.HHN. 2016-10-30T20:49:13.53 0.6 undecidable manual S 119 38.9277 50 -0.28 46
IV.FOSV.EHZ. 2016-10-30T20:49:12.21 0.1 undecidable manual P 328 65.49 50 -0.1 90
IV.T1246.HHN. 2016-10-30T20:49:12.23 0.6 undecidable manual S 133 34.1436 50 -0.32 46
IV.GUMA.HNN. 2016-10-30T20:49:12.57 0.6 undecidable manual S 22 32.1456 50 0.55 43
IV.CAMP.HHE. 2016-10-30T20:49:12.01 0.6 undecidable manual S 148 33.8439 50 -0.46 44
IV.RM33.EHZ. 2016-10-30T20:49:11.65 0.6 undecidable manual S 176 31.6461 50 -0.23 47
IV.SNTG.HHZ. 2016-10-30T20:49:10.48 0.3 undecidable manual P 339 54.9006 50 -0.21 67
IV.LNSS.HHZ. 2016-10-30T20:49:10.02 0.6 undecidable manual S 210 24.3534 111 0.44 45
IV.FIAM.HHZ. 2016-10-30T20:49:10.65 0.6 undecidable manual P 186 58.5969 50 -0.6 40
IV.T1243.HNZ. 2016-10-30T20:49:09.05 0.6 undecidable manual S 117 23.8539 111 -0.39 46
XO.AM05.EHZ. 2016-10-30T20:49:09.62 0.6 undecidable manual S 33 24.4533 111 0 49
IV.GAG1.HNZ. 2016-10-30T20:49:09.81 0.3 undecidable manual P 349 50.2164 50 -0.15 69
IV.T1256.HHZ. 2016-10-30T20:49:09.13 0.6 undecidable manual S 8 23.754 111 -0.29 47
IV.T1217.EHZ. 2016-10-30T20:49:09.03 0.6 undecidable manual S 247 22.755 112 -0.05 49
IV.T1215.HNZ. 2016-10-30T20:49:09.82 0.6 undecidable manual S 272 25.9518 110 -0.3 46
IV.OFFI.HHE. 2016-10-30T20:49:09.72 0.3 undecidable manual P 69 43.4232 50 0.8 57
IV.SEF1.HNZ. 2016-10-30T20:49:08.65 0.3 undecidable manual P 334 43.7229 50 -0.31 67
IV.SMA1.EHZ. 2016-10-30T20:49:08.69 0.6 undecidable manual S 146 21.7671 113 -0.07 49
IV.ARRO.EHZ. 2016-10-30T20:49:08.52 0.3 undecidable manual P 235 41.8248 50 -0.14 70
IV.T1241.HNZ. 2016-10-30T20:49:08.64 0.6 undecidable manual S 71 21.0678 114 0.11 49
IV.T1299.HNN. 2016-10-30T20:49:08.61 0.6 undecidable manual S 156 19.2696 116 0.62 43
IV.T1247.HHZ. 2016-10-30T20:49:08.29 0.3 undecidable manual P 167 40.1265 50 -0.11 71
IV.CAMP.HHE. 2016-10-30T20:49:07.04 0.1 undecidable manual P 148 33.8439 50 -0.4 90
IV.TERO.HHN. 2016-10-30T20:49:07.85 0.1 undecidable manual P 119 38.9277 50 -0.36 90
IV.T1201.HNN. 2016-10-30T20:49:07.62 0.6 undecidable manual S 161 15.9729 120 0.65 43
IV.T1246.HHN. 2016-10-30T20:49:07.20 0.1 undecidable manual P 133 34.1436 50 -0.28 92
IV.GUMA.HNN. 2016-10-30T20:49:07.12 0.1 undecidable manual P 22 32.1456 50 -0.06 97
IV.T1204.EHZ. 2016-10-30T20:49:07.55 0.6 undecidable manual S 141 16.7721 119 0.34 47
IV.RM33.EHZ. 2016-10-30T20:49:06.83 0.1 undecidable manual P 176 31.6461 50 -0.27 93
IV.LNSS.HHZ. 2016-10-30T20:49:05.91 0.3 undecidable manual P 210 24.3534 111 0.13 72
IV.T1256.HHZ. 2016-10-30T20:49:05.39 0.1 undecidable manual P 8 23.754 111 -0.29 93
IV.T1217.EHZ. 2016-10-30T20:49:05.46 0.1 undecidable manual P 247 22.755 112 -0.02 99
IV.T1215.HNZ. 2016-10-30T20:49:05.82 0.3 undecidable manual P 272 25.9518 110 -0.26 70
IV.T1243.HNZ. 2016-10-30T20:49:05.58 0.1 undecidable manual P 117 23.8539 111 -0.11 97
IV.SMA1.EHZ. 2016-10-30T20:49:05.22 0.3 undecidable manual P 146 21.7671 113 -0.08 73
XO.AM05.EHZ. 2016-10-30T20:49:05.65 0.1 undecidable manual P 33 24.4533 111 -0.14 96
IV.T1241.HNZ. 2016-10-30T20:49:05.40 0.1 undecidable manual P 71 21.0678 114 0.24 95
IV.T1299.HNN. 2016-10-30T20:49:05.12 0.1 undecidable manual P 156 19.2696 116 0.27 95
IV.T1204.EHZ. 2016-10-30T20:49:04.61 0.1 undecidable manual P 141 16.7721 119 0.21 96
IV.T1201.HNN. 2016-10-30T20:49:04.59 0.1 undecidable manual P 161 15.9729 120 0.33 94
IV.T1245.HHZ. 2016-10-30T20:49:04.05 0.3 undecidable manual S 0 6.993 143 -0.53 68
IV.T1245.HHZ. 2016-10-30T20:49:02.78 0.1 negative manual P 0 6.993 143 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.HNE. ML:2.2 0.0010425149000000001 0.1408 AML other m 2016-10-30T20:49:10.83
XO.AM05.HNN. ML:2.4 0.0015061282500000001 0.128 AML other m 2016-10-30T20:49:10.00
XO.AM05.EHE. ML:2.9 0.0044854745 0.1024 AML other m 2016-10-30T20:49:10.00
XO.AM05.EHN. ML:1.8 0.00039796244999999996 0.1152 AML other m 2016-10-30T20:49:09.97
IV.LNSS.HHE. ML:2.4 0.0015822165 0.2176 AML other m 2016-10-30T20:49:10.14
IV.LNSS.HHN. ML:2.9 0.005424106 0.1408 AML other m 2016-10-30T20:49:10.71
IV.RM33.HNN. ML:2.4 0.00120321845 0.2176 AML other m 2016-10-30T20:49:12.26
IV.RM33.EHE. ML:2.4 0.0013041615 0.2432 AML other m 2016-10-30T20:49:15.96
IV.RM33.HNE. ML:2.5 0.0013665639999999998 0.2432 AML other m 2016-10-30T20:49:15.95
IV.RM33.EHN. ML:2.4 0.0011404022499999999 0.2048 AML other m 2016-10-30T20:49:12.26
IV.SMA1.EHN. ML:2.5 0.0020876185 0.3328 AML other m 2016-10-30T20:49:14.14
IV.SMA1.EHE. ML:2.6 0.002489714 0.384 AML other m 2016-10-30T20:49:11.24
IV.T1204.EHN. ML:2.6 0.0040335015 0.1536 AML other m 2016-10-30T20:49:07.87
IV.T1204.EHE. ML:2.8 0.0063025285000000006 0.1664 AML other m 2016-10-30T20:49:08.01
IV.T1215.HNE. ML:1.9 0.0004998967 0.0896 AML other m 2016-10-30T20:49:10.51
IV.T1215.HNN. ML:2.0 0.0005745387 0.0896 AML other m 2016-10-30T20:49:10.45
IV.T1215.EHN. ML:2.0 0.0006057409 0.0768 AML other m 2016-10-30T20:49:10.50
IV.T1215.EHE. ML:1.9 0.0005220025 0.0896 AML other m 2016-10-30T20:49:10.34
IV.T1217.EHN. ML:2.5 0.0020953660000000004 0.0768 AML other m 2016-10-30T20:49:09.71
IV.T1217.HNE. ML:2.2 0.00112634365 0.2176 AML other m 2016-10-30T20:49:10.28
IV.T1217.HNN. ML:2.5 0.0019901779999999996 0.0768 AML other m 2016-10-30T20:49:09.67
IV.T1217.EHE. ML:2.2 0.001055592 0.2176 AML other m 2016-10-30T20:49:10.39
IV.T1241.EHE. ML:2.3 0.00136329145 0.2688 AML other m 2016-10-30T20:49:09.59
IV.T1241.EHN. ML:2.5 0.00224335225 0.2432 AML other m 2016-10-30T20:49:08.86
IV.T1256.HHN. ML:2.6 0.0023217275 0.192 AML other m 2016-10-30T20:49:16.10
IV.T1256.HHE. ML:2.6 0.0026998499999999997 0.1408 AML other m 2016-10-30T20:49:16.25
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