Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 29-12-2016 and time 22:15:17 (UTC) in region 4 km SW Arquata del Tronto (AP)

A magnitude ML 2.0 earthquake occured in region: 4 km SW Arquata del Tronto (AP), on

  • 29-12-2016 22:15:17 (UTC)
  • 29-12-2016 23:15:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7530, 13.2590 at 12 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 4 1178 1178
Accumoli RI 6 667 1845
Montegallo AP 12 523 2368
Acquasanta Terme AP 13 2916 5284
Amatrice RI 14 2657 7941
Norcia PG 14 4957 12898
Cittareale RI 17 482 13380
Montemonaco AP 17 604 13984
Castelsantangelo sul Nera MC 18 281 14265
Valle Castellana TE 20 977 15242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
46 Km N of L'Aquila (69753 inhabitants)
51 Km E of Foligno (57155 inhabitants)
54 Km E of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
81 Km E of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
98 Km S of Ancona (100861 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 2016-12-29
22:15:17		 42.7532 13.259 12 2016-12-29
22:20:17		 Sala Sismica INGV-Roma 38033351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-29 22:15:17 ± 0.04
Latitude 42.7532 ± 0.0018
Longitude 13.2590 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 38033351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 284
Semi-minor axis of confidence ellipse (meter) 179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 38033351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-29 22:20:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF01.EHZ. 2016-12-29T22:15:40.50 3.0 undecidable manual P 0.61 0
IV.VCEL.EHZ. 2016-12-29T22:15:38.75 3.0 undecidable manual S 0.55 0
IV.CERT.HHZ. 2016-12-29T22:15:32.97 3.0 positive manual P -0.97 0
IV.ARVD.HHZ. 2016-12-29T22:15:31.97 3.0 undecidable manual P -0.87 0
IV.T0110.HHZ. 2016-12-29T22:15:30.66 3.0 negative manual P -0.04 0
IV.T1247.HHZ. 2016-12-29T22:15:29.98 0.6 undecidable manual S 175 34.743 92 0.58 42
IV.CAMP.HHZ. 2016-12-29T22:15:27.18 0.6 undecidable manual S 153 27.0507 93 -0.17 48
IV.FIAM.HHZ. 2016-12-29T22:15:27.38 3.0 positive manual P -0.41 0
IV.RM33.EHZ. 2016-12-29T22:15:27.49 0.6 undecidable manual S 188 27.3504 93 0.07 49
IV.T1216.EHZ. 2016-12-29T22:15:26.52 0.6 undecidable manual S 308 24.753 94 -0.23 47
IV.LNSS.HHZ. 2016-12-29T22:15:26.56 0.6 undecidable manual S 227 24.4533 94 -0.09 48
IV.T1220.EHZ. 2016-12-29T22:15:25.47 3.0 positive manual P 0.03 0
IV.MC2.EHZ. 2016-12-29T22:15:25.35 0.6 undecidable manual S 342 18.4704 98 0.28 47
IV.T1211.EHZ. 2016-12-29T22:15:25.23 3.0 positive manual P -0.14 0
IV.GIGS.HHZ. 2016-12-29T22:15:25.50 3.0 undecidable manual P -0.25 0
IV.T1219.EHZ. 2016-12-29T22:15:25.02 3.0 positive manual P 0 0
IV.MMO1.EHZ. 2016-12-29T22:15:24.65 0.6 undecidable manual S 19 17.1717 100 -0.08 50
IV.T1212.EHZ. 2016-12-29T22:15:24.60 0.6 undecidable manual S 270 17.4714 100 -0.21 48
IV.T1241.EHZ. 2016-12-29T22:15:24.77 0.6 undecidable manual S 51 18.0708 99 -0.2 48
IV.T1247.HHZ. 2016-12-29T22:15:24.44 0.6 undecidable manual P 175 34.743 92 0 49
IV.T1218.EHZ. 2016-12-29T22:15:24.07 0.6 undecidable manual S 232 14.874 106 -0.07 49
IV.T1243.HNZ. 2016-12-29T22:15:24.37 0.6 undecidable manual S 112 16.6722 101 -0.23 48
IV.FDMO.HHZ. 2016-12-29T22:15:24.30 3.0 negative manual P 0.09 0
IV.TERO.HHZ. 2016-12-29T22:15:23.79 3.0 negative manual P -0.29 0
IV.T1299.HNZ. 2016-12-29T22:15:23.89 0.6 undecidable manual S 172 13.2756 112 0.15 49
IV.SMA1.EHZ. 2016-12-29T22:15:23.66 0.6 undecidable manual S 155 14.9739 106 -0.5 46
IV.CAMP.HHZ. 2016-12-29T22:15:23.16 0.1 positive manual P 153 27.0507 93 -0.1 97
IV.RM33.EHZ. 2016-12-29T22:15:23.25 0.6 positive manual P 188 27.3504 93 -0.05 49
IV.T1245.HHZ. 2016-12-29T22:15:23.57 0.6 undecidable manual S 333 12.876 113 -0.06 50
IV.T1216.EHZ. 2016-12-29T22:15:22.76 1.0 negative manual P 308 24.753 94 -0.16 24
IV.LNSS.HHZ. 2016-12-29T22:15:22.82 0.1 positive manual P 227 24.4533 94 -0.04 98
IV.T1218.EHZ. 2016-12-29T22:15:21.48 0.1 positive manual P 232 14.874 106 0.07 100
IV.T1245.HHZ. 2016-12-29T22:15:21.20 0.1 positive manual P 333 12.876 113 0.09 99
IV.T1243.HNZ. 2016-12-29T22:15:21.66 0.3 undecidable manual P 112 16.6722 101 -0.01 75
IV.T1299.HNZ. 2016-12-29T22:15:21.36 0.1 undecidable manual P 172 13.2756 112 0.18 97
IV.MMO1.EHZ. 2016-12-29T22:15:21.76 0.1 positive manual P 19 17.1717 100 0.01 100
IV.T1214.HNZ. 2016-12-29T22:15:21.95 0.6 undecidable manual S 280 4.1958 155 -0.01 51
IV.T1212.EHZ. 2016-12-29T22:15:21.79 0.1 undecidable manual P 270 17.4714 100 0 100
IV.MC2.EHZ. 2016-12-29T22:15:21.97 0.1 undecidable manual P 342 18.4704 98 0.02 100
IV.SMA1.EHZ. 2016-12-29T22:15:21.48 0.1 negative manual P 155 14.9739 106 0.06 99
IV.T1241.EHZ. 2016-12-29T22:15:21.89 0.1 positive manual P 51 18.0708 99 0 100
IV.T1214.HNZ. 2016-12-29T22:15:20.32 0.3 negative manual P 280 4.1958 155 0.17 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:2.0 0.0005705 0.3 AML other m 2016-12-29T22:15:27.43
IV.CAMP.HHE. ML:2.1 0.0006035 0.18 AML other m 2016-12-29T22:15:27.33
IV.LNSS.HHE. ML:2.0 0.0005475 0.7 AML other m 2016-12-29T22:15:26.95
IV.LNSS.HHN. ML:1.9 0.0004985 1.32 AML other m 2016-12-29T22:15:28.99
IV.RM33.EHN. ML:2.0 0.000572 0.22 AML other m 2016-12-29T22:15:27.67
IV.RM33.HNE. ML:2.0 0.0005465 1.46 AML other m 2016-12-29T22:15:29.03
IV.RM33.HNN. ML:2.0 0.0005620000000000001 0.22 AML other m 2016-12-29T22:15:27.67
IV.RM33.EHE. ML:2.0 0.0004955000000000001 1.7 AML other m 2016-12-29T22:15:28.11
IV.SMA1.EHN. ML:2.3 0.001925 0.98 AML other m 2016-12-29T22:15:24.08
IV.SMA1.EHE. ML:2.5 0.0026900000000000006 0.22 AML other m 2016-12-29T22:15:24.23
IV.T1211.EHE. ML:1.9 0.000264 0.1 AML other m 2016-12-29T22:15:31.95
IV.T1211.EHN. ML:2.0 0.0003125 1.18 AML other m 2016-12-29T22:15:32.36
IV.T1212.EHE. ML:1.9 0.000644 0.18 AML other m 2016-12-29T22:15:24.95
IV.T1212.HNE. ML:1.9 0.0006715 0.18 AML other m 2016-12-29T22:15:24.95
IV.T1212.EHN. ML:2.0 0.0008085 1.4 AML other m 2016-12-29T22:15:25.95
IV.T1212.HNN. ML:2.0 0.0007675000000000001 1.4 AML other m 2016-12-29T22:15:25.95
IV.T1214.EHN. ML:1.7 0.0008395000000000001 0.48 AML other m 2016-12-29T22:15:22.35
IV.T1214.HNN. ML:1.8 0.0008554999999999999 0.16 AML other m 2016-12-29T22:15:22.67
IV.T1214.EHE. ML:2.2 0.00214 0.22 AML other m 2016-12-29T22:15:22.04
IV.T1214.HNE. ML:2.2 0.00221 0.22 AML other m 2016-12-29T22:15:22.04
IV.T1216.EHE. ML:1.8 0.0003195 0.4 AML other m 2016-12-29T22:15:26.82
IV.T1216.EHN. ML:1.8 0.000357 0.24 AML other m 2016-12-29T22:15:28.01
IV.T1218.HNN. ML:2.3 0.0018050000000000002 0.78 AML other m 2016-12-29T22:15:24.37
IV.T1218.EHN. ML:2.3 0.001785 0.8 AML other m 2016-12-29T22:15:24.37
IV.T1218.HNE. ML:2.2 0.00136 1.36 AML other m 2016-12-29T22:15:24.86
IV.T1218.EHE. ML:2.2 0.0012850000000000001 1.36 AML other m 2016-12-29T22:15:24.86
IV.T1219.HNE. ML:1.8 0.00022799999999999999 0.24 AML other m 2016-12-29T22:15:30.99
IV.T1219.EHE. ML:1.8 0.00023099999999999998 1.76 AML other m 2016-12-29T22:15:31.88
IV.T1219.HNN. ML:2.0 0.00034649999999999997 0.24 AML other m 2016-12-29T22:15:31.16
IV.T1219.EHN. ML:2.0 0.0003215 0.22 AML other m 2016-12-29T22:15:31.16
IV.T1220.HNE. ML:2.3 0.0006065 0.32 AML other m 2016-12-29T22:15:32.97
IV.T1220.EHE. ML:2.2 0.0005974999999999999 0.32 AML other m 2016-12-29T22:15:32.97
IV.T1220.HNN. ML:2.3 0.0006055 0.34 AML other m 2016-12-29T22:15:34.26
IV.T1220.EHN. ML:2.2 0.0005945 0.34 AML other m 2016-12-29T22:15:34.44
IV.T1241.EHN. ML:1.9 0.000605 1.72 AML other m 2016-12-29T22:15:25.87
IV.T1241.HNN. ML:1.9 0.0006285 1.7 AML other m 2016-12-29T22:15:25.01
IV.T1241.HNE. ML:1.8 0.0004450000000000001 0.24 AML other m 2016-12-29T22:15:27.32
IV.T1241.EHE. ML:1.8 0.0004535 0.24 AML other m 2016-12-29T22:15:27.21
IV.T1245.HNN. ML:2.0 0.0011149999999999999 1.04 AML other m 2016-12-29T22:15:23.98
IV.T1245.HHN. ML:2.0 0.00102 1.68 AML other m 2016-12-29T22:15:23.99
IV.T1245.HHE. ML:2.0 0.000977 0.2 AML other m 2016-12-29T22:15:24.70
IV.T1245.HNE. ML:2.0 0.000988 0.2 AML other m 2016-12-29T22:15:24.80
IV.T1247.HHN. ML:2.1 0.000509 0.66 AML other m 2016-12-29T22:15:31.33
IV.T1247.HHE. ML:2.0 0.00042300000000000004 0.1 AML other m 2016-12-29T22:15:32.48
IV.T1299.EHN. ML:2.4 0.002345 1.38 AML other m 2016-12-29T22:15:23.96
IV.T1299.HNN. ML:2.4 0.0024 1.4 AML other m 2016-12-29T22:15:23.97
IV.T1299.EHE. ML:2.2 0.00156 1.86 AML other m 2016-12-29T22:15:24.04
IV.T1299.HNE. ML:2.2 0.001495 1.86 AML other m 2016-12-29T22:15:24.04
IV.TERO.HHE. ML:2.0 0.00046750000000000003 0.98 AML other m 2016-12-29T22:15:29.79
IV.TERO.HNE. ML:2.0 0.00045200000000000004 0.98 AML other m 2016-12-29T22:15:29.79
IV.TERO.HHN. ML:2.0 0.0004535 0.5 AML other m 2016-12-29T22:15:29.43
IV.TERO.HNN. ML:2.0 0.000398 0.5 AML other m 2016-12-29T22:15:29.43
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