Earthquake with magnitude of ML 2.3 on date 30-10-2016 and time 12:20:05 (UTC) in region 8 km SE Norcia (PG)

A magnitude ML 2.3 earthquake occured in region: 8 km SE Norcia (PG), on

  • 30-10-2016 12:20:05 (UTC)
  • 30-10-2016 13:20:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7440, 13.1660 at 10 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.

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
Accumoli RI 9 667 5624
Arquata del Tronto AP 11 1178 6802
Cascia PG 13 3217 10019
Cittareale RI 14 482 10501
Amatrice RI 16 2657 13158
Castelsantangelo sul Nera MC 17 281 13439
Montegallo AP 18 523 13962
Preci PG 18 724 14686
Poggiodomo PG 19 117 14803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km SE of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km W of Pescara (121014 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
93 Km W of Chieti (51815 inhabitants)
94 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 2.3 2016-10-30
12:20:05
42.7437 13.1658 10 2019-02-12
14:03:12
Bollettino Sismico Italiano INGV 43704911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-30 12:20:05 ± 0.11
Latitude 42.7437 ± 0.0063
Longitude 13.1658 ± 0.0073
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 43704911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 738
Semi-minor axis of confidence ellipse (meter) 468
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.10612
Epicentral distance of station farthest from the epicenter (degree) 0.68348
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 43704911
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-04-11 12:17:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2016-10-30T12:20:29.98 0.6 undecidable manual S 139 75.8685 50 1.23 29
IV.VCEL.EHZ. 2016-10-30T12:20:28.09 0.6 undecidable manual S 125 67.377 50 1.59 24
IV.FIAM.HHZ. 2016-10-30T12:20:23.17 0.6 undecidable manual S 184 52.9026 50 0.53 42
IV.GIGS.HHZ. 2016-10-30T12:20:20.26 0.3 undecidable manual S 134 46.3203 50 -0.61 62
IV.T0110.HHZ. 2016-10-30T12:20:19.07 0.3 undecidable manual P 139 75.8685 50 0.02 67
IV.TERO.HHZ. 2016-10-30T12:20:18.17 0.6 undecidable manual S 110 38.1285 50 -0.53 43
IV.GUMA.HNN. 2016-10-30T12:20:18.94 0.6 undecidable manual S 21 37.9287 50 0.29 45
IV.TRTR.HHZ. 2016-10-30T12:20:17.52 0.3 undecidable manual P 83 61.2942 50 0.7 58
IV.VCEL.EHZ. 2016-10-30T12:20:17.80 0.3 undecidable manual P 125 67.377 50 0.05 68
IV.T1246.HHN. 2016-10-30T12:20:16.57 0.6 undecidable manual S 124 32.0457 50 -0.51 44
IV.CAMP.HHZ. 2016-10-30T12:20:16.22 0.3 undecidable manual S 139 30.4473 50 -0.42 67
IV.FIAM.HHZ. 2016-10-30T12:20:15.53 0.3 undecidable manual P 184 52.9026 50 0.01 70
IV.OFFI.HHE. 2016-10-30T12:20:15.46 0.1 undecidable manual P 63 47.3193 50 0.81 76
IV.RM33.HNE. 2016-10-30T12:20:15.36 0.6 undecidable manual S 171 26.3514 50 -0.19 47
IV.T1215.HNZ. 2016-10-30T12:20:14.29 0.6 undecidable manual S 285 25.0527 111 -0.84 39
IV.T1241.EHZ. 2016-10-30T12:20:14.48 0.6 undecidable manual S 60 24.9528 112 -0.62 42
IV.T1243.HHZ. 2016-10-30T12:20:14.13 0.6 undecidable manual S 103 23.6541 113 -0.54 44
IV.ARRO.EHZ. 2016-10-30T12:20:13.48 0.3 undecidable manual P 241 37.4292 50 0.35 67
IV.T1217.EHZ. 2016-10-30T12:20:13.23 0.6 undecidable manual S 260 19.4694 117 -0.12 49
IV.GUMA.HNN. 2016-10-30T12:20:13.93 0.3 undecidable manual P 21 37.9287 50 0.71 60
IV.GIGS.HHZ. 2016-10-30T12:20:13.82 0.3 undecidable manual P 134 46.3203 50 -0.68 60
IV.T1247.HHZ. 2016-10-30T12:20:13.18 0.6 undecidable manual P 162 35.2425 50 0.39 45
IV.T1299.HNN. 2016-10-30T12:20:12.58 0.6 undecidable manual S 142 15.3735 123 0.44 46
IV.TERO.HHZ. 2016-10-30T12:20:12.83 0.3 undecidable manual P 110 38.1285 50 -0.42 66
IV.LNSS.HHZ. 2016-10-30T12:20:12.98 0.6 undecidable manual S 213 18.6702 118 -0.14 49
IV.T1241.EHZ. 2016-10-30T12:20:11.00 0.3 undecidable manual P 60 24.9528 112 -0.16 72
IV.RM33.HNE. 2016-10-30T12:20:11.25 0.3 undecidable manual P 171 26.3514 50 -0.17 71
IV.T1204.EHZ. 2016-10-30T12:20:11.81 0.6 undecidable manual S 121 14.3745 124 -0.04 50
IV.T1246.HHN. 2016-10-30T12:20:11.84 0.1 undecidable manual P 124 32.0457 50 -0.47 89
IV.T1201.HNN. 2016-10-30T12:20:11.75 0.6 undecidable manual S 144 11.7771 130 0.62 43
IV.CAMP.HHZ. 2016-10-30T12:20:11.65 0.1 undecidable manual P 139 30.4473 50 -0.41 90
IV.T1243.HHZ. 2016-10-30T12:20:10.58 0.6 undecidable manual P 103 23.6541 113 -0.34 46
IV.LNSS.HHZ. 2016-10-30T12:20:10.27 0.3 undecidable manual P 213 18.6702 118 0.25 71
IV.T1215.HNZ. 2016-10-30T12:20:10.64 0.3 undecidable manual P 285 25.0527 111 -0.54 66
IV.T1217.EHZ. 2016-10-30T12:20:10.25 0.1 undecidable manual P 260 19.4694 117 0.1 98
IV.T1201.HNN. 2016-10-30T12:20:09.27 0.1 undecidable manual P 144 11.7771 130 0.4 93
IV.T1299.HNN. 2016-10-30T12:20:09.69 0.1 undecidable manual P 142 15.3735 123 0.24 96
IV.T1204.EHZ. 2016-10-30T12:20:09.32 0.1 undecidable manual P 121 14.3745 124 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:2.1 0.00044214575 0.2048 AML other m 2016-10-30T12:20:22.44
IV.ARRO.EHE. ML:2.1 0.0005352989 0.1792 AML other m 2016-10-30T12:20:22.26
IV.T1215.HNN. ML:2.1 0.00080172435 0.16 AML other m 2016-10-30T12:20:19.03
IV.T1215.EHN. ML:2.1 0.0008188004999999999 0.16 AML other m 2016-10-30T12:20:19.03
IV.T1215.EHE. ML:2.0 0.00058764685 0.16 AML other m 2016-10-30T12:20:20.13
IV.T1215.HNE. ML:2.0 0.00057137755 0.16 AML other m 2016-10-30T12:20:18.98
IV.T1217.HNN. ML:2.4 0.0021284295 0.2048 AML other m 2016-10-30T12:20:16.64
IV.T1217.HNE. ML:2.4 0.0017346615 0.256 AML other m 2016-10-30T12:20:19.33
IV.T1217.EHN. ML:2.4 0.0020088124999999997 0.192 AML other m 2016-10-30T12:20:16.75
IV.T1217.EHE. ML:2.4 0.0017305738499999999 0.256 AML other m 2016-10-30T12:20:19.33
IV.T1241.EHE. ML:2.4 0.00145565605 0.1792 AML other m 2016-10-30T12:20:16.94
IV.T1241.HNE. ML:2.4 0.0014987841 0.192 AML other m 2016-10-30T12:20:16.94
IV.T1241.HNN. ML:2.4 0.0013933355 0.3136 AML other m 2016-10-30T12:20:16.79
IV.T1241.EHN. ML:2.4 0.001490825 0.384 AML other m 2016-10-30T12:20:16.83
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