Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 01-11-2016 and time 23:22:05 (Italy) in region 5 km W Arquata del Tronto (AP)

A magnitude ML 2.1 earthquake occured in region: 5 km W Arquata del Tronto (AP), on

  • 01-11-2016 22:22:05 (UTC)
  • 01-11-2016 23:22:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7880, 13.2420 at 16 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
Arquata del Tronto AP 5 1178 1178
Montegallo AP 10 523 1701
Accumoli RI 10 667 2368
Norcia PG 12 4957 7325
Castelsantangelo sul Nera MC 14 281 7606
Acquasanta Terme AP 14 2916 10522
Montemonaco AP 14 604 11126
Amatrice RI 18 2657 13783
Montefortino FM 19 1178 14961
Ussita MC 19 444 15405
Preci PG 19 724 16129
Cittareale RI 20 482 16611

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
50 Km N of L'Aquila (69753 inhabitants)
55 Km E of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
90 Km NW of Chieti (51815 inhabitants)
95 Km S of Ancona (100861 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km NE of Tivoli (56533 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 2.1 2016-11-01
22:22:05		 42.7878 13.2417 16 2019-02-12
14:03:37		 Bollettino Sismico Italiano INGV 54042481
Reviewed
Rev100 		ML 2.2 2016-11-01
22:22:04		 42.8207 13.2547 21 2016-11-01
22:41:33		 Sala Sismica INGV-Roma 31527791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-01 22:22:05 ± 0.06
Latitude 42.7878 ± 0.0027
Longitude 13.2417 ± 0.0037
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 54042481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 65
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.05126
Epicentral distance of station farthest from the epicenter (degree) 0.85975
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 31527791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-01 22:41:33

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 77
Type of magnitude ML
Reference to an origin 54042481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-02-20 16:43:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2016-11-01T22:22:24.00 0.3 undecidable manual S 190 58.5969 96 0.09 68
IV.CERT.HHZ. 2016-11-01T22:22:21.72 0.6 undecidable manual P 193 95.4378 93 -0.18 41
IV.ARRO.EHZ. 2016-11-01T22:22:20.30 0.6 undecidable manual S 239 45.2214 98 -0.07 46
IV.GIGS.HHZ. 2016-11-01T22:22:20.73 0.6 undecidable manual S 144 45.9207 98 0.16 46
IV.T1247.HHZ. 2016-11-01T22:22:19.14 0.6 undecidable manual S 173 38.7279 101 0.48 43
IV.T0110.HHZ. 2016-11-01T22:22:18.77 0.6 negative manual P 145 75.8685 94 -0.11 43
IV.TERO.HHZ. 2016-11-01T22:22:17.44 0.6 undecidable manual S 122 34.743 102 -0.19 46
IV.FIAM.HHZ. 2016-11-01T22:22:16.03 0.3 undecidable manual P 190 58.5969 96 -0.2 66
IV.T1221.HNZ. 2016-11-01T22:22:16.53 0.3 undecidable manual S 284 33.1446 103 -0.66 61
IV.CAMP.HHZ. 2016-11-01T22:22:16.61 0.6 undecidable manual S 154 31.1466 104 -0.07 48
IV.RM33.EHZ. 2016-11-01T22:22:16.79 0.3 undecidable manual S 184 31.0467 104 0.14 71
IV.FAGN.HHZ. 2016-11-01T22:22:16.86 0.3 undecidable manual P 154 64.2912 95 -0.26 65
IV.T1246.HHN. 2016-11-01T22:22:16.53 0.6 undecidable manual S 138 30.5472 105 -0.01 48
IV.T1215.EHZ. 2016-11-01T22:22:16.79 0.6 undecidable manual S 273 30.4473 105 0.29 46
IV.GUMA.HHZ. 2016-11-01T22:22:16.94 0.3 undecidable manual S 14 31.4463 104 0.18 70
IV.LNSS.HHZ. 2016-11-01T22:22:15.49 0.3 undecidable manual S 219 26.2515 108 0.05 73
IV.CESX.HHZ. 2016-11-01T22:22:15.39 0.6 undecidable manual P 250 56.9985 96 -0.6 40
XO.AM05.EHZ. 2016-11-01T22:22:14.63 0.6 undecidable manual S 23 22.8549 112 0.05 48
IV.OFFI.HHZ. 2016-11-01T22:22:14.24 0.1 undecidable manual P 66 39.627 100 0.9 73
MN.AQU.HHZ. 2016-11-01T22:22:14.52 0.6 undecidable manual P 164 49.9167 97 -0.39 43
IV.ARRO.EHZ. 2016-11-01T22:22:14.29 0.1 undecidable manual P 239 45.2214 98 0.1 93
IV.GIGS.HHZ. 2016-11-01T22:22:13.93 0.3 undecidable manual P 144 45.9207 98 -0.37 65
IV.T1211.EHZ. 2016-11-01T22:22:13.86 0.6 undecidable manual P 228 42.3243 99 0.1 47
IV.T1299.EHZ. 2016-11-01T22:22:13.47 0.3 undecidable manual S 169 17.3715 122 0.19 72
IV.T1243.HHZ. 2016-11-01T22:22:13.84 0.6 undecidable manual S 121 19.6692 117 0.04 49
IV.T1241.EHZ. 2016-11-01T22:22:13.01 0.3 undecidable manual S 64 17.1717 122 -0.23 71
IV.SMA1.EHZ. 2016-11-01T22:22:13.81 0.6 undecidable manual S 156 19.0698 118 0.15 48
IV.T1247.HHZ. 2016-11-01T22:22:13.06 0.1 undecidable manual P 173 38.7279 101 -0.14 92
IV.T1204.EHZ. 2016-11-01T22:22:12.44 0.6 undecidable manual S 154 13.875 130 -0.07 49
IV.T1215.EHZ. 2016-11-01T22:22:12.40 0.3 undecidable manual P 273 30.4473 105 0.44 66
IV.T1221.HNZ. 2016-11-01T22:22:12.87 0.1 undecidable manual P 284 33.1446 103 0.51 87
IV.GUMA.HHZ. 2016-11-01T22:22:12.32 0.1 undecidable manual P 14 31.4463 104 0.22 93
IV.TERO.HHZ. 2016-11-01T22:22:12.43 0.1 positive manual P 122 34.743 102 -0.18 93
IV.MMO1.HNZ. 2016-11-01T22:22:12.32 0.3 undecidable manual S 29 14.1747 129 -0.26 71
IV.RM33.EHZ. 2016-11-01T22:22:12.04 0.1 positive manual P 184 31.0467 104 -0.01 96
IV.T1201.HNZ. 2016-11-01T22:22:12.99 0.6 undecidable manual S 177 14.4744 128 0.34 46
IV.T1245.HNZ. 2016-11-01T22:22:11.56 0.6 undecidable manual S 330 8.7801 145 -0.03 50
IV.T1244.HNZ. 2016-11-01T22:22:11.12 0.3 undecidable manual S 127 5.6943 156 -0.08 75
IV.T1217.EHZ. 2016-11-01T22:22:11.52 0.3 undecidable manual P 252 26.6511 108 0.13 72
IV.LNSS.HHZ. 2016-11-01T22:22:11.31 0.3 undecidable manual P 219 26.2515 108 -0.03 72
IV.NRCA.HNZ. 2016-11-01T22:22:11.66 0.6 undecidable manual S 296 11.4774 136 -0.4 46
IV.T1246.HHN. 2016-11-01T22:22:11.87 0.1 undecidable manual P 138 30.5472 105 -0.11 95
IV.CAMP.HHZ. 2016-11-01T22:22:11.92 0.1 positive manual P 154 31.1466 104 -0.14 94
IV.T1243.HHZ. 2016-11-01T22:22:10.32 0.1 undecidable manual P 121 19.6692 117 -0.08 97
IV.SMA1.EHZ. 2016-11-01T22:22:10.29 0.1 undecidable manual P 156 19.0698 118 -0.03 98
XO.AM05.EHZ. 2016-11-01T22:22:10.97 0.1 undecidable manual P 23 22.8549 112 0.12 96
IV.T1256.HHZ. 2016-11-01T22:22:10.96 0.1 undecidable manual P 357 24.2535 111 -0.09 96
IV.T1299.EHZ. 2016-11-01T22:22:10.21 0.1 undecidable manual P 169 17.3715 122 0.12 97
IV.T1241.EHZ. 2016-11-01T22:22:09.99 0.3 undecidable manual P 64 17.1717 122 -0.08 73
IV.NRCA.HNZ. 2016-11-01T22:22:09.03 0.6 undecidable manual P 296 11.4774 136 -0.36 47
IV.T1201.HNZ. 2016-11-01T22:22:09.93 0.1 undecidable manual P 177 14.4744 128 0.2 96
IV.T1204.EHZ. 2016-11-01T22:22:09.72 0.1 undecidable manual P 154 13.875 130 0.06 98
IV.T1245.HNZ. 2016-11-01T22:22:09.04 0.1 undecidable manual P 330 8.7801 145 -0.09 99
IV.MMO1.HNZ. 2016-11-01T22:22:09.59 0.1 undecidable manual P 29 14.1747 129 -0.1 98
IV.T1244.HNZ. 2016-11-01T22:22:08.94 0.1 undecidable manual P 127 5.6943 156 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1241.EHN. ML:2.1 0.0008155 0.36 AML other m 2016-11-01T22:22:13.23
IV.T1216.EHN. ML:2.5 0.00204 0.88 AML other m 2016-11-01T22:22:13.54
IV.T1216.EHE. ML:2.6 0.002415 0.52 AML other m 2016-11-01T22:22:14.30
IV.SMA1.EHN. ML:2.0 0.000708 0.16 AML other m 2016-11-01T22:22:14.12
IV.SMA1.EHE. ML:2.0 0.0006274999999999999 0.06 AML other m 2016-11-01T22:22:14.13
IV.CESI.HHE. ML:2.7 0.0018549999999999999 0.46 AML other m 2016-11-01T22:22:14.66
IV.CESI.HHN. ML:2.7 0.00204 0.48 AML other m 2016-11-01T22:22:14.64
IV.T1241.EHE. ML:1.9 0.0005545 0.36 AML other m 2016-11-01T22:22:15.01
IV.T1256.HHN. ML:2.4 0.0012599999999999998 0.34 AML other m 2016-11-01T22:22:15.41
IV.T1256.HHE. ML:2.2 0.0008285 0.18 AML other m 2016-11-01T22:22:15.54
IV.LNSS.HHN. ML:2.7 0.0025800000000000003 1.3 AML other m 2016-11-01T22:22:15.93
IV.LNSS.HHE. ML:2.3 0.0010500000000000002 0.18 AML other m 2016-11-01T22:22:16.32
XO.AM05.EHE. ML:2.4 0.0014 0.1 AML other m 2016-11-01T22:22:16.76
IV.CAMP.HHN. ML:1.9 0.000372 1.76 AML other m 2016-11-01T22:22:16.94
XO.AM05.EHN. ML:1.4 0.00013605 1.94 AML other m 2016-11-01T22:22:16.02
IV.CAMP.HHE. ML:1.7 0.00020850000000000003 1.9 AML other m 2016-11-01T22:22:17.02
XO.AM05.HNE. ML:1.8 0.000326 0.08 AML other m 2016-11-01T22:22:17.05
IV.GUMA.HNN. ML:2.8 0.0024050000000000005 0.26 AML other m 2016-11-01T22:22:17.19
IV.RM33.EHN. ML:2.6 0.0018900000000000002 0.26 AML other m 2016-11-01T22:22:17.06
IV.RM33.HNN. ML:2.6 0.0019100000000000002 1.78 AML other m 2016-11-01T22:22:17.06
IV.GUMA.HHE. ML:2.9 0.0035 1.16 AML other m 2016-11-01T22:22:17.22
IV.GUMA.HNE. ML:2.8 0.0026249999999999997 1.22 AML other m 2016-11-01T22:22:17.83
IV.GUMA.HHN. ML:2.8 0.0024500000000000004 0.26 AML other m 2016-11-01T22:22:17.30
IV.RM33.HNE. ML:2.5 0.001405 0.2 AML other m 2016-11-01T22:22:17.45
IV.RM33.EHE. ML:2.5 0.001395 0.22 AML other m 2016-11-01T22:22:17.46
IV.SEF1.HNE. ML:2.9 0.00212 0.74 AML other m 2016-11-01T22:22:17.20
XO.AM05.HNN. ML:1.8 0.0003615 0.1 AML other m 2016-11-01T22:22:18.05
IV.TERO.HHN. ML:2.1 0.00044950000000000003 0.06 AML other m 2016-11-01T22:22:18.40
IV.SNTG.HHE. ML:2.3 0.0003845 0.12 AML other m 2016-11-01T22:22:18.80
IV.SNTG.HNE. ML:2.3 0.00039799999999999997 0.12 AML other m 2016-11-01T22:22:18.80
IV.SNTG.HHN. ML:2.2 0.000325 0.3 AML other m 2016-11-01T22:22:18.81
IV.TERO.HHE. ML:2.0 0.0004185 1.2 AML other m 2016-11-01T22:22:19.11
IV.SNTG.HNN. ML:2.2 0.000328 0.66 AML other m 2016-11-01T22:22:19.76
IV.T1211.HNE. ML:2.4 0.000779 0.1 AML other m 2016-11-01T22:22:20.50
IV.T1211.EHE. ML:2.4 0.0007945 0.12 AML other m 2016-11-01T22:22:20.56
IV.T1211.HNN. ML:2.4 0.0007199999999999999 0.46 AML other m 2016-11-01T22:22:20.62
IV.T1211.EHN. ML:2.4 0.0007239999999999999 0.36 AML other m 2016-11-01T22:22:20.44
IV.T1247.HHE. ML:2.4 0.0008275 0.12 AML other m 2016-11-01T22:22:20.97
IV.T1247.HHN. ML:2.4 0.0008494999999999999 0.42 AML other m 2016-11-01T22:22:21.04
IV.GIGS.HHN. ML:1.6 0.00010515 0.44 AML other m 2016-11-01T22:22:21.78
IV.GIGS.HHE. ML:1.5 0.00009379999999999999 1.22 AML other m 2016-11-01T22:22:21.24
IV.OFFI.HHN. ML:2.3 0.0006845 1.26 AML other m 2016-11-01T22:22:21.86
IV.FOSV.EHE. ML:2.2 0.000244 1.6 AML other m 2016-11-01T22:22:21.11
IV.FOSV.EHN. ML:2.1 0.00020014999999999999 0.24 AML other m 2016-11-01T22:22:22.18
IV.ATCC.EHE. ML:2.1 0.00022799999999999999 1.18 AML other m 2016-11-01T22:22:22.17
IV.ATCC.EHN. ML:2.0 0.0001885 0.9 AML other m 2016-11-01T22:22:23.30
IV.FIAM.HHE. ML:1.9 0.0001725 0.62 AML other m 2016-11-01T22:22:24.53
IV.FIAM.HHN. ML:1.9 0.0001815 0.98 AML other m 2016-11-01T22:22:24.72
IV.OFFI.HHE. ML:2.3 0.0006414999999999999 0.42 AML other m 2016-11-01T22:22:25.18
IV.ARRO.EHE. ML:1.9 0.000229 0.86 AML other m 2016-11-01T22:22:25.68
IV.ARRO.EHN. ML:1.9 0.00023850000000000002 1.08 AML other m 2016-11-01T22:22:25.85
IV.CESX.HHN. ML:2.2 0.0003045 0.26 AML other m 2016-11-01T22:22:26.94
IV.ARVD.HHN. ML:1.8 0.000078 1.24 AML other m 2016-11-01T22:22:26.21
IV.CESX.HHE. ML:2.0 0.000228 1 AML other m 2016-11-01T22:22:27.12
IV.ARVD.HHE. ML:2.0 0.000134 0.6 AML other m 2016-11-01T22:22:27.52
IV.FAGN.HHE. ML:2.2 0.000309 0.44 AML other m 2016-11-01T22:22:29.19
IV.VCEL.EHN. ML:2.0 0.0001735 0.44 AML other m 2016-11-01T22:22:29.77
IV.MURB.HHE. ML:2.3 0.00027949999999999996 0.24 AML other m 2016-11-01T22:22:30.19
IV.FAGN.HHN. ML:2.1 0.0002155 1.6 AML other m 2016-11-01T22:22:30.13
IV.FRON.EHE. ML:1.8 0.00007855000000000001 1.28 AML other m 2016-11-01T22:22:30.86
IV.FRON.EHN. ML:2.1 0.0001365 0.32 AML other m 2016-11-01T22:22:30.94
IV.VCEL.EHE. ML:2.0 0.00017999999999999998 0.18 AML other m 2016-11-01T22:22:31.40
IV.ATTE.HHN. ML:1.6 0.000054449999999999995 1.22 AML other m 2016-11-01T22:22:31.78
IV.T0110.HHE. ML:2.0 0.0001326 0.22 AML other m 2016-11-01T22:22:32.17
IV.ATFO.HHE. ML:1.8 0.0000781 0.88 AML other m 2016-11-01T22:22:32.72
IV.PIEI.HHN. ML:1.9 0.00008199999999999999 0.16 AML other m 2016-11-01T22:22:32.35
IV.PIEI.HHE. ML:1.9 0.0000715 0.64 AML other m 2016-11-01T22:22:32.41
IV.MURB.HHN. ML:2.4 0.0003255 1.68 AML other m 2016-11-01T22:22:33.88
IV.ATTE.HHE. ML:1.6 0.00005475 0.48 AML other m 2016-11-01T22:22:34.53
IV.T0110.HHN. ML:2.0 0.0001555 0.42 AML other m 2016-11-01T22:22:34.59
IV.ATVO.HHE. ML:1.6 0.00004635 0.52 AML other m 2016-11-01T22:22:34.60
IV.NARO.HHN. ML:1.7 0.00004315 1.04 AML other m 2016-11-01T22:22:34.89
IV.ATFO.HHN. ML:1.8 0.0000738 0.52 AML other m 2016-11-01T22:22:38.14
IV.ATVO.HHN. ML:1.6 0.0000413 0.36 AML other m 2016-11-01T22:22:39.36
IV.CERT.HHN. ML:1.7 0.0000555 0.44 AML other m 2016-11-01T22:22:40.29
IV.CERT.HHE. ML:2.0 0.0000995 0.44 AML other m 2016-11-01T22:22:40.56
IV.NARO.HHE. ML:1.8 0.00004915 1.28 AML other m 2016-11-01T22:22:44.13
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