Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-10-2016 and time 07:55:10 (UTC) in region 6 km W Arquata del Tronto (AP)

A magnitude ML 2.0 earthquake occured in region: 6 km W Arquata del Tronto (AP), on

  • 07-10-2016 07:55:10 (UTC)
  • 07-10-2016 09:55:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7940, 13.2330 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 6 1178 1178
Montegallo AP 10 523 1701
Accumoli RI 11 667 2368
Norcia PG 11 4957 7325
Castelsantangelo sul Nera MC 13 281 7606
Montemonaco AP 14 604 8210
Acquasanta Terme AP 15 2916 11126
Ussita MC 18 444 11570
Preci PG 18 724 12294
Amatrice RI 19 2657 14951
Montefortino FM 19 1178 16129
Visso MC 19 1107 17236
Cascia PG 20 3217 20453

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
51 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
88 Km W of Pescara (121014 inhabitants)
91 Km NW of Chieti (51815 inhabitants)
95 Km S of Ancona (100861 inhabitants)
98 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
Reviewed
Rev100 		ML 2.0 2016-10-07
07:55:10		 42.7943 13.2332 10 2016-10-07
08:02:41		 Sala Sismica INGV-Roma 29918011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-07 07:55:10 ± 0.04
Latitude 42.7943 ± 0.0027
Longitude 13.2332 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29918011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 306
Semi-minor axis of confidence ellipse (meter) 129
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
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 56
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.89932
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 20
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 29918011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-07 08:02:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIU.EHZ. 2016-10-07T07:56:18.99 3.0 undecidable manual Sn 2.53 0
IV.ARCI.HHZ. 2016-10-07T07:55:54.99 3.0 undecidable manual S 1.11 0
IV.PIEI.HHZ. 2016-10-07T07:55:42.99 3.0 undecidable manual S 99.8223 0.29 0
IV.PTRJ.HHZ. 2016-10-07T07:55:41.23 3.0 undecidable manual Pn 0.93 0
IV.BRSN.EHZ. 2016-10-07T07:55:39.64 3.0 negative manual Pn -0.48 0
IV.ARVD.HHZ. 2016-10-07T07:55:37.99 3.0 undecidable manual S 81.8514 0.22 0
IV.MURB.HHZ. 2016-10-07T07:55:35.99 3.0 undecidable manual S 77.8665 0.25 0
IV.EL6.EHZ. 2016-10-07T07:55:31.99 3.0 undecidable manual S 60.8946 0.43 0
IV.FIAM.HHZ. 2016-10-07T07:55:29.99 3.0 undecidable manual S 58.8966 -0.39 0
IV.SNTG.HHZ. 2016-10-07T07:55:29.99 3.0 undecidable manual S 56.8986 0.04 0
IV.PIEI.HHZ. 2016-10-07T07:55:27.91 3.0 undecidable manual P 99.8223 -0.47 0
IV.ARVD.HHZ. 2016-10-07T07:55:25.16 3.0 positive manual P 81.8514 -0.19 0
IV.MURB.HHZ. 2016-10-07T07:55:24.53 3.0 positive manual P 77.8665 -0.12 0
IV.T0110.HHZ. 2016-10-07T07:55:24.32 3.0 positive manual P -0.19 0
IV.FAGN.HHZ. 2016-10-07T07:55:23.32 3.0 positive manual P 0.75 0
IV.CESI.HHZ. 2016-10-07T07:55:23.02 0.1 undecidable manual S 311 35.4423 50 0.34 90
IV.ATCC.EHZ. 2016-10-07T07:55:22.31 3.0 undecidable manual P -0.21 0
IV.VCEL.EHZ. 2016-10-07T07:55:22.82 3.0 positive manual P -0.01 0
IV.CING.HHZ. 2016-10-07T07:55:22.30 3.0 negative manual P -0.22 0
IV.FOSV.EHZ. 2016-10-07T07:55:22.82 3.0 positive manual P -0.16 0
IV.FIAM.HHZ. 2016-10-07T07:55:21.25 3.0 negative manual P 58.8966 -0.25 0
IV.EL6.EHZ. 2016-10-07T07:55:21.61 3.0 negative manual P 60.8946 -0.2 0
IV.CESX.HHZ. 2016-10-07T07:55:21.14 3.0 positive manual P 0.05 0
IV.FDMO.HHZ. 2016-10-07T07:55:21.22 0.1 undecidable manual S 336 29.3484 50 0.18 94
IV.SNTG.HHZ. 2016-10-07T07:55:20.91 3.0 positive manual P 56.8986 -0.22 0
IV.ARRO.EHZ. 2016-10-07T07:55:19.17 3.0 positive manual P 0.03 0
IV.OFFI.HHZ. 2016-10-07T07:55:19.58 3.0 negative manual P 1.12 0
IV.GIGS.HHZ. 2016-10-07T07:55:19.41 3.0 positive manual P -0.11 0
IV.T1243.HNZ. 2016-10-07T07:55:18.59 0.1 undecidable manual S 122 20.6682 117 -0.01 99
IV.T1216.EHZ. 2016-10-07T07:55:18.60 0.1 undecidable manual S 302 20.4684 117 0.05 98
IV.T1241.HHZ. 2016-10-07T07:55:17.76 0.1 undecidable manual S 67 17.5713 121 0.1 97
IV.CESI.HHZ. 2016-10-07T07:55:17.54 0.1 undecidable manual P 311 35.4423 50 -0.03 96
IV.CSP1.EHZ. 2016-10-07T07:55:17.14 0.1 positive manual P 356 33.0447 50 -0.06 96
IV.TERO.HHZ. 2016-10-07T07:55:17.46 0.1 negative manual P 122 35.742 50 -0.15 93
IV.RM33.EHZ. 2016-10-07T07:55:17.05 0.1 undecidable manual P 183 31.6461 50 0.06 96
IV.GUMA.HHZ. 2016-10-07T07:55:17.19 0.3 positive manual P 16 30.9468 50 0.32 68
IV.FDMO.HHZ. 2016-10-07T07:55:16.47 0.3 undecidable manual P 336 29.3484 50 -0.16 71
IV.MC2.EHZ. 2016-10-07T07:55:16.90 0.1 undecidable manual S 345 13.4754 128 0.4 92
IV.T1215.EHZ. 2016-10-07T07:55:16.52 0.6 positive manual P 272 29.6481 50 -0.16 47
IV.T1202.EHZ. 2016-10-07T07:55:16.11 0.1 undecidable manual S 184 10.0788 136 0.49 91
IV.LNSS.HHZ. 2016-10-07T07:55:16.12 0.1 positive manual P 217 26.4513 50 -0.05 97
IV.MMO1.EHZ. 2016-10-07T07:55:16.48 0.1 undecidable manual S 33 13.875 127 -0.14 97
IV.CAMP.HHZ. 2016-10-07T07:55:16.91 0.1 undecidable manual P 153 32.0457 50 -0.13 94
IV.T1243.HNZ. 2016-10-07T07:55:15.08 0.1 undecidable manual P 122 20.6682 117 -0.14 96
IV.NRCA.HNZ. 2016-10-07T07:55:15.68 0.1 undecidable manual S 294 10.5783 134 -0.06 99
IV.T1217.EHZ. 2016-10-07T07:55:15.98 0.1 undecidable manual P 250 26.2515 50 -0.16 95
IV.SMA1.EHZ. 2016-10-07T07:55:15.11 0.1 undecidable manual P 155 19.9689 117 0 99
IV.T1245.HHZ. 2016-10-07T07:55:14.91 0.1 undecidable manual S 332 7.7811 143 -0.19 97
IV.T1241.HHZ. 2016-10-07T07:55:14.76 0.1 positive manual P 67 17.5713 121 0.09 98
IV.MC2.EHZ. 2016-10-07T07:55:14.00 0.1 positive manual P 345 13.4754 128 0 100
IV.T1216.EHZ. 2016-10-07T07:55:14.93 0.1 undecidable manual P 302 20.4684 117 -0.26 94
IV.T1204.EHZ. 2016-10-07T07:55:14.34 0.1 negative manual P 153 14.7741 125 0.13 97
IV.NRCA.HNZ. 2016-10-07T07:55:13.41 0.1 undecidable manual P 294 10.5783 134 -0.16 97
IV.MMO1.EHZ. 2016-10-07T07:55:13.97 0.1 positive manual P 33 13.875 127 -0.1 98
IV.T1202.EHZ. 2016-10-07T07:55:13.54 0.1 undecidable manual P 184 10.0788 136 0.05 100
IV.T1245.HHZ. 2016-10-07T07:55:12.99 0.1 positive manual P 332 7.7811 143 -0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:1.9 0.00023299999999999997 0.76 AML other m 2016-10-07T07:55:27.88
IV.ARRO.EHN. ML:1.8 0.0002065 0.16 AML other m 2016-10-07T07:55:28.16
IV.ARVD.HHE. ML:1.6 0.00006165 0.16 AML other m 2016-10-07T07:55:39.41
IV.ARVD.HHN. ML:1.6 0.000054499999999999997 1.52 AML other m 2016-10-07T07:55:40.74
IV.ATCC.EHN. ML:2.0 0.0001825 0.28 AML other m 2016-10-07T07:55:33.50
IV.ATCC.EHE. ML:2.0 0.0002035 0.74 AML other m 2016-10-07T07:55:38.31
IV.CAMP.HHE. ML:1.4 0.000122 1.34 AML other m 2016-10-07T07:55:22.20
IV.CAMP.HHN. ML:1.6 0.0001965 0.62 AML other m 2016-10-07T07:55:24.03
IV.CESI.HHN. ML:2.3 0.0008129999999999999 0.48 AML other m 2016-10-07T07:55:23.41
IV.CESI.HHE. ML:2.1 0.000456 0.54 AML other m 2016-10-07T07:55:24.06
IV.CESX.HHN. ML:1.8 0.00013900000000000002 0.2 AML other m 2016-10-07T07:55:33.58
IV.CESX.HHE. ML:1.8 0.00014985 0.44 AML other m 2016-10-07T07:55:31.53
IV.CING.HHE. ML:1.9 0.0001395 0.6 AML other m 2016-10-07T07:55:35.17
IV.CING.HHN. ML:2.0 0.00016999999999999999 0.94 AML other m 2016-10-07T07:55:33.53
IV.FAGN.HHE. ML:2.0 0.0001805 0.52 AML other m 2016-10-07T07:55:35.44
IV.FAGN.HHN. ML:2.0 0.000174 0.42 AML other m 2016-10-07T07:55:34.83
IV.FDMO.HHE. ML:2.0 0.0005655 0.18 AML other m 2016-10-07T07:55:23.11
IV.FDMO.HHN. ML:2.0 0.0004375 0.12 AML other m 2016-10-07T07:55:21.69
IV.FOSV.EHN. ML:2.0 0.0001705 0.3 AML other m 2016-10-07T07:55:34.81
IV.FOSV.EHE. ML:1.9 0.0001373 0.9 AML other m 2016-10-07T07:55:32.56
IV.GIGS.HHE. ML:1.2 0.0000519 0.72 AML other m 2016-10-07T07:55:31.60
IV.GIGS.HHN. ML:1.2 0.00003990000000000001 1 AML other m 2016-10-07T07:55:27.06
IV.GUMA.HNN. ML:2.6 0.0019450000000000001 0.34 AML other m 2016-10-07T07:55:23.54
IV.GUMA.HNE. ML:2.7 0.002145 0.34 AML other m 2016-10-07T07:55:23.49
IV.GUMA.HHE. ML:2.8 0.00275 0.32 AML other m 2016-10-07T07:55:23.51
IV.GUMA.HHN. ML:2.5 0.00158 0.32 AML other m 2016-10-07T07:55:24.44
IV.LNSS.HHN. ML:2.3 0.0011745000000000002 0.36 AML other m 2016-10-07T07:55:22.03
IV.LNSS.HHE. ML:2.3 0.0010235 1.42 AML other m 2016-10-07T07:55:21.75
IV.MURB.HHN. ML:2.4 0.00035 0.34 AML other m 2016-10-07T07:55:41.34
IV.MURB.HHE. ML:2.4 0.00035299999999999996 0.26 AML other m 2016-10-07T07:55:41.20
IV.OFFI.HHN. ML:2.2 0.0006365 0.54 AML other m 2016-10-07T07:55:32.22
IV.OFFI.HHE. ML:2.3 0.0007035 1.16 AML other m 2016-10-07T07:55:29.96
IV.PIEI.HHE. ML:1.7 0.00004675 1.58 AML other m 2016-10-07T07:55:45.67
IV.PIEI.HHN. ML:1.6 0.0000359 1.16 AML other m 2016-10-07T07:55:47.34
IV.PTRJ.HNE. ML:4.4 0.00916 1.58 AML other m 2016-10-07T07:56:09.84
IV.PTRJ.HNN. ML:3.4 0.0008505 1.58 AML other m 2016-10-07T07:56:10.02
IV.RM33.HNE. ML:2.2 0.000687 0.76 AML other m 2016-10-07T07:55:22.72
IV.RM33.HNN. ML:2.0 0.00041400000000000003 0.32 AML other m 2016-10-07T07:55:22.67
IV.RM33.EHN. ML:2.0 0.000399 0.32 AML other m 2016-10-07T07:55:22.84
IV.RM33.EHE. ML:2.2 0.0006599999999999999 0.78 AML other m 2016-10-07T07:55:22.72
IV.SMA1.EHN. ML:2.1 0.0009195 0.38 AML other m 2016-10-07T07:55:22.78
IV.SMA1.EHE. ML:2.1 0.0010235 0.42 AML other m 2016-10-07T07:55:25.94
IV.SNTG.HHN. ML:1.7 0.00011715 0.66 AML other m 2016-10-07T07:55:32.42
IV.SNTG.HHE. ML:1.8 0.00013550000000000001 0.7 AML other m 2016-10-07T07:55:31.33
IV.T0110.HHE. ML:1.9 0.00012085 1.52 AML other m 2016-10-07T07:55:40.25
IV.T0110.HHN. ML:2.0 0.00014050000000000003 1.52 AML other m 2016-10-07T07:55:40.85
IV.T1204.EHE. ML:2.1 0.0012700000000000003 1.16 AML other m 2016-10-07T07:55:21.20
IV.T1204.EHN. ML:2.0 0.00088 0.54 AML other m 2016-10-07T07:55:17.39
IV.T1216.EHN. ML:2.3 0.0014295 0.56 AML other m 2016-10-07T07:55:20.11
IV.T1216.EHE. ML:2.0 0.00069185 1.44 AML other m 2016-10-07T07:55:18.83
IV.T1241.HHN. ML:2.1 0.0011275 0.48 AML other m 2016-10-07T07:55:18.92
IV.T1241.HHE. ML:2.4 0.00188 0.38 AML other m 2016-10-07T07:55:20.09
IV.TERO.HHE. ML:2.1 0.000532 0.64 AML other m 2016-10-07T07:55:23.81
IV.TERO.HHN. ML:2.2 0.0007375000000000001 1.14 AML other m 2016-10-07T07:55:23.00
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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