Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 31-10-2016 and time 23:40:36 (UTC) in region 4 km E Castelsantangelo sul Nera (MC)

A magnitude ML 2.0 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on

  • 31-10-2016 23:40:36 (UTC)
  • 01-11-2016 00:40:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9010, 13.1980 at 8 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
Castelsantangelo sul Nera MC 4 281 281
Ussita MC 7 444 725
Visso MC 10 1107 1832
Montemonaco AP 11 604 2436
Bolognola MC 11 142 2578
Montefortino FM 13 1178 3756
Montegallo AP 13 523 4279
Preci PG 13 724 5003
Acquacanina MC 15 121 5124
Norcia PG 15 4957 10081
Fiastra MC 15 559 10640
Amandola FM 16 3629 14269
Arquata del Tronto AP 16 1178 15447
Sarnano MC 17 3264 18711
Fiordimonte MC 18 202 18913
Comunanza AP 19 3166 22079
Monte Cavallo MC 19 145 22224
Pieve Torina MC 20 1458 23682

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
63 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
100 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 2.0 2016-10-31
23:40:36		 42.9012 13.1983 8 2019-02-12
14:03:42		 Bollettino Sismico Italiano INGV 56137171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-31 23:40:36 ± 0.04
Latitude 42.9012 ± 0.0018
Longitude 13.1983 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56137171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 205
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
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) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.04497
Epicentral distance of station farthest from the epicenter (degree) 0.52520
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 56137171
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-04-26 16:42:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2016-10-31T23:40:54.60 0.6 undecidable manual S 321 56.1993 50 0.4 43
IV.T1211.EHZ. 2016-10-31T23:40:52.80 0.6 undecidable manual S 215 49.5171 50 0.38 43
IV.TERO.HHZ. 2016-10-31T23:40:51.10 0.6 undecidable manual S 133 45.2214 50 -0.16 46
IV.ASSB.HHZ. 2016-10-31T23:40:51.40 0.6 undecidable manual S 290 46.5201 50 -0.22 45
IV.RM33.EHZ. 2016-10-31T23:40:50.80 0.6 undecidable manual S 178 43.5231 50 -0.02 47
IV.T1246.HHN. 2016-10-31T23:40:50.50 0.6 undecidable manual S 146 42.624 50 -0.08 47
IV.CAMP.HHZ. 2016-10-31T23:40:50.70 0.6 undecidable manual S 157 44.0226 50 -0.24 45
IV.SNTG.HHZ. 2016-10-31T23:40:50.90 0.6 undecidable manual S 332 44.4222 50 -0.17 46
IV.LNSS.HHZ. 2016-10-31T23:40:49.10 0.6 undecidable manual S 201 35.5422 50 0.43 44
IV.T1201.HNN. 2016-10-31T23:40:47.00 0.6 undecidable manual S 171 27.3504 107 0.98 36
IV.SMA1.EHN. 2016-10-31T23:40:47.40 0.6 undecidable manual S 160 32.0457 104 -0.17 47
IV.ATCC.EHZ. 2016-10-31T23:40:46.32 0.3 undecidable manual P 305 55.2003 50 -0.07 69
IV.T1217.EHZ. 2016-10-31T23:40:46.90 0.6 undecidable manual S 226 30.2475 105 -0.07 48
IV.T1215.EHZ. 2016-10-31T23:40:46.50 0.6 undecidable manual S 248 28.9488 106 -0.06 48
IV.T1211.EHZ. 2016-10-31T23:40:46.09 0.3 undecidable manual P 215 49.5171 50 0.57 62
IV.FOSV.EHZ. 2016-10-31T23:40:46.36 0.3 undecidable manual P 321 56.1993 50 -0.19 67
IV.T1299.HNN. 2016-10-31T23:40:46.90 0.6 undecidable manual S 167 30.3474 105 -0.12 47
IV.T1243.HHZ. 2016-10-31T23:40:46.80 0.6 undecidable manual S 138 30.4473 105 -0.26 46
IV.GIGS.HHZ. 2016-10-31T23:40:46.67 0.3 undecidable manual P 148 58.2972 50 -0.21 67
IV.T1204.EHZ. 2016-10-31T23:40:46.10 0.6 undecidable manual S 159 26.751 107 0.28 46
IV.ASSB.HHZ. 2016-10-31T23:40:44.86 0.3 undecidable manual P 290 46.5201 50 -0.2 68
IV.OFFI.HHE. 2016-10-31T23:40:44.94 0.1 undecidable manual P 84 39.7269 50 0.92 72
IV.CAMP.HHZ. 2016-10-31T23:40:44.33 0.1 undecidable manual P 157 44.0226 50 -0.34 88
IV.T1246.HHN. 2016-10-31T23:40:44.17 0.3 undecidable manual P 146 42.624 50 -0.29 67
IV.GUMA.HHZ. 2016-10-31T23:40:44.30 0.6 undecidable manual S 32 21.0678 111 0.34 46
IV.SNTG.HHZ. 2016-10-31T23:40:44.47 0.3 undecidable manual P 332 44.4222 50 -0.27 67
IV.TERO.HHZ. 2016-10-31T23:40:44.81 0.3 undecidable manual P 133 45.2214 50 -0.05 70
IV.RM33.EHZ. 2016-10-31T23:40:44.44 0.3 undecidable manual P 178 43.5231 50 -0.16 69
IV.T1241.EHZ. 2016-10-31T23:40:43.50 0.6 undecidable manual S 105 19.5693 113 0.04 49
IV.LNSS.HHZ. 2016-10-31T23:40:43.27 0.3 undecidable manual P 201 35.5422 50 -0.09 71
IV.MNTP.HNZ. 2016-10-31T23:40:43.48 0.3 undecidable manual P 40 34.2435 103 0.33 68
XO.AM05.EHZ. 2016-10-31T23:40:42.10 0.6 undecidable manual S 56 15.1737 118 0.03 50
IV.T1299.HNN. 2016-10-31T23:40:42.52 0.1 undecidable manual P 167 30.3474 105 0.12 95
IV.SMA1.EHN. 2016-10-31T23:40:42.54 0.3 undecidable manual P 160 32.0457 104 -0.19 70
IV.T1201.HNN. 2016-10-31T23:40:42.07 0.3 undecidable manual P 171 27.3504 107 0.24 70
IV.FDMO.HHZ. 2016-10-31T23:40:42.60 0.6 undecidable manual S 329 17.4714 115 -0.21 48
IV.T1217.EHZ. 2016-10-31T23:40:42.26 0.3 undecidable manual P 226 30.2475 105 -0.12 71
IV.T1216.EHZ. 2016-10-31T23:40:42.10 0.6 undecidable manual S 266 14.5743 119 0.18 48
IV.T1215.EHZ. 2016-10-31T23:40:42.06 0.1 undecidable manual P 248 28.9488 106 -0.08 96
IV.FEMA.HNE. 2016-10-31T23:40:41.70 0.6 undecidable manual S 299 13.875 121 0.02 50
IV.T1243.HHZ. 2016-10-31T23:40:41.87 0.3 undecidable manual P 138 30.4473 105 -0.56 64
IV.T1204.EHZ. 2016-10-31T23:40:41.68 0.3 undecidable manual P 159 26.751 107 -0.03 73
IV.GUMA.HHZ. 2016-10-31T23:40:40.83 0.1 undecidable manual P 32 21.0678 111 0.19 95
IV.T1256.HHZ. 2016-10-31T23:40:40.70 0.6 undecidable manual S 11 11.877 125 -0.41 46
IV.MMO1.HNZ. 2016-10-31T23:40:40.50 0.6 undecidable manual S 91 10.4784 128 -0.21 48
IV.T1241.EHZ. 2016-10-31T23:40:40.30 0.1 undecidable manual P 105 19.5693 113 -0.06 98
IV.FEMA.HNE. 2016-10-31T23:40:39.39 0.1 undecidable manual P 299 13.875 121 0.07 99
IV.FDMO.HHZ. 2016-10-31T23:40:39.92 0.3 undecidable manual P 329 17.4714 115 -0.05 74
IV.T1216.EHZ. 2016-10-31T23:40:39.56 0.1 undecidable manual P 266 14.5743 119 0.1 98
IV.T1245.HHZ. 2016-10-31T23:40:39.20 0.6 undecidable manual S 190 4.995 149 -0.23 48
XO.AM05.EHZ. 2016-10-31T23:40:39.67 0.1 positive manual P 56 15.1737 118 0.12 97
IV.MMO1.HNZ. 2016-10-31T23:40:38.73 0.1 undecidable manual P 91 10.4784 128 -0.04 100
IV.T1245.HHZ. 2016-10-31T23:40:38.17 0.1 undecidable manual P 190 4.995 149 0.14 99
IV.T1256.HHZ. 2016-10-31T23:40:38.84 0.3 undecidable manual P 11 11.877 125 -0.15 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1256.HHN. ML:0.0 0.001842657 0.5632 AML other m 2016-10-31T23:40:41.88
IV.T1256.HNN. ML:0.0 0.0020021605 0.5632 AML other m 2016-10-31T23:40:41.88
IV.T1216.EHE. ML:0.0 0.005235294 0.2688 AML other m 2016-10-31T23:40:42.33
IV.T1256.HHE. ML:0.0 0.0020850774999999996 0.576 AML other m 2016-10-31T23:40:43.95
IV.T1256.HNE. ML:0.0 0.0019783525 0.4736 AML other m 2016-10-31T23:40:43.96
IV.T1241.EHN. ML:0.0 0.0007901526999999999 0.3456 AML other m 2016-10-31T23:40:44.13
IV.GUMA.HHE. ML:0.0 0.002324839 0.2688 AML other m 2016-10-31T23:40:44.70
IV.T1241.EHE. ML:0.0 0.0009378613 0.32 AML other m 2016-10-31T23:40:44.94
IV.GUMA.HHN. ML:0.0 0.002345832 0.3584 AML other m 2016-10-31T23:40:45.18
IV.GUMA.HNN. ML:0.0 0.0023896025 0.3712 AML other m 2016-10-31T23:40:45.00
IV.FDMO.HHN. ML:0.0 0.0007083318999999999 0.2432 AML other m 2016-10-31T23:40:45.80
IV.GUMA.HNE. ML:0.0 0.001596346 0.3968 AML other m 2016-10-31T23:40:47.70
IV.CAMP.HHE. ML:0.0 0.00022208985 0.2304 AML other m 2016-10-31T23:40:51.10
IV.TERO.HNE. ML:0.0 0.0005178636 0.3456 AML other m 2016-10-31T23:40:51.67
IV.TERO.HHE. ML:0.0 0.00055085485 0.3456 AML other m 2016-10-31T23:40:51.67
IV.TERO.HHN. ML:0.0 0.00104288325 0.4224 AML other m 2016-10-31T23:40:51.76
IV.TERO.HNN. ML:0.0 0.0009908569500000001 0.4224 AML other m 2016-10-31T23:40:51.76
IV.CAMP.HHN. ML:0.0 0.00020945815 0.32 AML other m 2016-10-31T23:40:51.49
IV.RM33.EHN. ML:0.0 0.00029842769999999995 0.2688 AML other m 2016-10-31T23:40:52.88
IV.RM33.EHE. ML:0.0 0.000296685 0.3072 AML other m 2016-10-31T23:40:53.63
IV.FOSV.EHN. ML:0.0 0.000345269 0.3456 AML other m 2016-10-31T23:40:55.21
IV.FOSV.EHE. ML:0.0 0.000111707345 0.3456 AML other m 2016-10-31T23:40:56.82
IV.T1216.EHN. ML:0.0 0.002085382 0.2432 AML other m 2016-10-31T23:40:43.28
IV.FDMO.HHE. ML:0.0 0.00050089925 0.4992 AML other m 2016-10-31T23:40:48.63
IV.T1245.HHE. ML:0.0 0.0121877105 0.2688 AML other m 2016-10-31T23:40:39.91
IV.T1245.HHN. ML:0.0 0.01991126 0.32 AML other m 2016-10-31T23:40:40.28
IV.T1245.HNE. ML:0.0 0.01502831 0.2304 AML other m 2016-10-31T23:40:39.91
IV.T1245.HNN. ML:0.0 0.019974629999999997 0.32 AML other m 2016-10-31T23:40:40.28
XO.AM05.EHN. ML:0.9 0.00007280441 0.1152 AML other m 2016-10-31T23:40:44.47
XO.AM05.HNE. ML:1.4 0.0002704954 0.1408 AML other m 2016-10-31T23:40:42.27
XO.AM05.HNN. ML:1.4 0.00025650879999999997 0.2432 AML other m 2016-10-31T23:40:43.64
XO.AM05.EHE. ML:2.0 0.0010655333000000001 0.1152 AML other m 2016-10-31T23:40:43.24
IV.T1241.HNE. ML:2.1 0.00090841885 0.32 AML other m 2016-10-31T23:40:45.10
IV.T1241.HNN. ML:2.0 0.0007857764500000001 0.384 AML other m 2016-10-31T23:40:47.46
IV.T1204.EHE. ML:2.1 0.00073391575 0.32 AML other m 2016-10-31T23:40:46.48
IV.T1204.EHN. ML:1.9 0.000411540455 0.2688 AML other m 2016-10-31T23:40:46.26
IV.T1217.EHE. ML:1.8 0.0003418163 0.2944 AML other m 2016-10-31T23:40:51.40
IV.T1217.EHN. ML:2.0 0.00045198879999999996 0.3328 AML other m 2016-10-31T23:40:47.24
IV.T1217.HNN. ML:2.0 0.0005066635499999999 0.4608 AML other m 2016-10-31T23:40:49.68
IV.T1217.HNE. ML:1.9 0.0003676748 0.2944 AML other m 2016-10-31T23:40:48.98
IV.RM33.HNE. ML:2.0 0.000302068 0.3456 AML other m 2016-10-31T23:40:54.52
IV.RM33.HNN. ML:2.0 0.00030821215000000003 0.32 AML other m 2016-10-31T23:40:52.54
IV.SNTG.HNN. ML:2.0 0.00027313494999999996 0.5504 AML other m 2016-10-31T23:40:54.66
IV.SNTG.HHN. ML:1.8 0.00017757665000000001 0.2816 AML other m 2016-10-31T23:40:55.94
IV.SNTG.HNE. ML:1.8 0.000184541 0.3968 AML other m 2016-10-31T23:40:51.35
IV.SNTG.HHE. ML:1.7 0.00014369955 0.3712 AML other m 2016-10-31T23:40:51.35
IV.T1211.EHE. ML:1.8 0.00018143200000000003 0.256 AML other m 2016-10-31T23:40:55.68
IV.T1211.EHN. ML:2.2 0.0004340936 0.2816 AML other m 2016-10-31T23:40:54.02
IV.T1211.HNN. ML:2.2 0.00042504235 0.256 AML other m 2016-10-31T23:40:53.88
IV.T1211.HNE. ML:1.8 0.00019029083 0.3328 AML other m 2016-10-31T23:40:55.68
IV.GIGS.HHE. ML:1.4 0.000054628195 0.192 AML other m 2016-10-31T23:40:55.52
IV.GIGS.HHN. ML:1.3 0.000043188129999999996 0.4352 AML other m 2016-10-31T23:40:57.77
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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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