Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 22-12-2016 and time 13:09:45 (UTC) in region 3 km SW Arquata del Tronto (AP)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Arquata del Tronto (AP), on

  • 22-12-2016 13:09:45 (UTC)
  • 22-12-2016 14:09:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7450, 13.2810 at 11 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 3 1178 1178
Accumoli RI 6 667 1845
Acquasanta Terme AP 11 2916 4761
Montegallo AP 12 523 5284
Amatrice RI 13 2657 7941
Norcia PG 16 4957 12898
Cittareale RI 17 482 13380
Montemonaco AP 18 604 13984
Valle Castellana TE 18 977 14961
Castelsantangelo sul Nera MC 20 281 15242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Teramo (54892 inhabitants)
45 Km N of L'Aquila (69753 inhabitants)
53 Km E of Foligno (57155 inhabitants)
56 Km E of Terni (111501 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
83 Km W of Pescara (121014 inhabitants)
83 Km E of Perugia (166134 inhabitants)
85 Km NW of Chieti (51815 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
99 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 2016-12-22
13:09:45		 42.7452 13.2813 11 2016-12-22
13:15:04		 Sala Sismica INGV-Roma 37407551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-22 13:09:45 ± 0.04
Latitude 42.7452 ± 0.0018
Longitude 13.2813 ± 0.0037
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 37407551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 12
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 70
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 31
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) 0.37052
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 17
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 37407551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-22 13:15:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2016-12-22T13:10:14.03 3.0 undecidable manual S 0.29 0
IV.EL6.EHZ. 2016-12-22T13:10:07.32 3.0 undecidable manual S -0.1 0
IV.FAGN.HHZ. 2016-12-22T13:10:06.24 3.0 undecidable manual S 1.37 0
IV.CAFR.HHZ. 2016-12-22T13:10:02.11 3.0 negative manual P -1.17 0
IV.GUMA.HHZ. 2016-12-22T13:09:58.75 0.6 undecidable manual S 7 35.5422 91 0.86 37
IV.T0110.HHZ. 2016-12-22T13:09:58.44 3.0 positive manual P 0.24 0
IV.EL6.EHZ. 2016-12-22T13:09:57.80 3.0 negative manual P 0.06 0
IV.SNTG.HHZ. 2016-12-22T13:09:57.18 3.0 undecidable manual P 0.02 0
IV.VCEL.EHZ. 2016-12-22T13:09:56.83 3.0 negative manual P 0.25 0
IV.MOMA.HHZ. 2016-12-22T13:09:56.31 3.0 positive manual P -0.02 0
IV.T1256.HHZ. 2016-12-22T13:09:56.08 0.6 undecidable manual S 351 29.3484 91 -0.16 48
IV.ASSB.HHZ. 2016-12-22T13:09:56.52 3.0 undecidable manual P -0.2 0
IV.CESX.HHZ. 2016-12-22T13:09:56.37 3.0 negative manual P 0.02 0
IV.FAGN.HHZ. 2016-12-22T13:09:55.30 3.0 negative manual P -1.01 0
IV.RM33.HNZ. 2016-12-22T13:09:55.86 0.6 undecidable manual S 192 26.751 91 0.31 47
IV.CAMP.HHZ. 2016-12-22T13:09:55.01 0.6 undecidable manual S 156 25.4523 92 -0.19 47
IV.T1216.EHZ. 2016-12-22T13:09:55.23 0.6 undecidable manual S 307 26.751 91 -0.33 46
IV.LNSS.HHZ. 2016-12-22T13:09:55.21 0.6 undecidable manual S 231 25.1526 92 0.07 49
IV.T1246.HHN. 2016-12-22T13:09:54.92 0.6 undecidable manual S 136 24.8529 92 -0.14 48
IV.ARRO.EHZ. 2016-12-22T13:09:54.27 3.0 undecidable manual P 0 0
IV.CESI.HHZ. 2016-12-22T13:09:53.74 3.0 negative manual P 0 0
IV.T1219.EHZ. 2016-12-22T13:09:53.45 0.1 undecidable manual P 327 41.1255 91 -0.26 91
IV.GUMA.HHZ. 2016-12-22T13:09:53.04 0.1 undecidable manual P 7 35.5422 91 0.19 93
IV.T1247.HHZ. 2016-12-22T13:09:53.28 0.6 undecidable manual P 178 33.744 91 0.72 41
IV.MC2.EHZ. 2016-12-22T13:09:53.89 0.6 undecidable manual S 338 19.9689 93 0.16 48
IV.GIGS.HHZ. 2016-12-22T13:09:53.26 0.3 undecidable manual P 144 40.2264 91 -0.3 67
IV.T1215.EHZ. 2016-12-22T13:09:52.42 3.0 positive manual P -0.04 0
IV.T1218.EHZ. 2016-12-22T13:09:52.66 0.6 undecidable manual S 238 15.873 97 0 50
IV.T1245.HHZ. 2016-12-22T13:09:52.32 0.3 undecidable manual S 328 14.4744 101 0.03 74
IV.MMO1.EHZ. 2016-12-22T13:09:52.97 0.6 undecidable manual S 12 17.4714 94 -0.12 49
IV.SMA1.EHZ. 2016-12-22T13:09:52.11 0.6 undecidable manual S 161 13.4754 105 0.09 50
IV.T1241.EHZ. 2016-12-22T13:09:52.88 0.6 undecidable manual S 45 17.3715 95 -0.17 49
IV.T1243.HHZ. 2016-12-22T13:09:52.34 0.6 undecidable manual S 111 14.6742 100 0.01 50
IV.T1216.EHZ. 2016-12-22T13:09:51.27 0.1 undecidable manual P 307 26.751 91 -0.23 94
IV.TERO.HHZ. 2016-12-22T13:09:51.67 3.0 undecidable manual P -0.08 0
IV.LNSS.HHZ. 2016-12-22T13:09:51.21 0.1 positive manual P 231 25.1526 92 -0.05 97
IV.RM33.HNZ. 2016-12-22T13:09:51.64 0.1 undecidable manual P 192 26.751 91 0.15 96
IV.OFFI.HHZ. 2016-12-22T13:09:51.35 3.0 undecidable manual P -1.95 0
IV.T1246.HHN. 2016-12-22T13:09:51.13 0.1 undecidable manual P 136 24.8529 92 -0.08 97
IV.CAMP.HHZ. 2016-12-22T13:09:51.20 0.1 undecidable manual P 156 25.4523 92 -0.09 96
IV.T1256.HHZ. 2016-12-22T13:09:51.73 0.1 negative manual P 351 29.3484 91 -0.16 95
IV.T1241.EHZ. 2016-12-22T13:09:50.05 0.1 undecidable manual P 45 17.3715 95 0 100
IV.MC2.EHZ. 2016-12-22T13:09:50.46 0.1 negative manual P 338 19.9689 93 0.02 99
IV.MMO1.EHZ. 2016-12-22T13:09:50.05 0.1 undecidable manual P 12 17.4714 94 -0.02 100
IV.SMA1.EHZ. 2016-12-22T13:09:49.61 0.1 negative manual P 161 13.4754 105 0.16 98
IV.T1243.HHZ. 2016-12-22T13:09:49.70 0.1 positive manual P 111 14.6742 100 0.07 99
IV.T1218.EHZ. 2016-12-22T13:09:49.85 0.1 undecidable manual P 238 15.873 97 0.03 100
IV.T1245.HHZ. 2016-12-22T13:09:49.68 0.1 undecidable manual P 328 14.4744 101 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.6 0.00013125000000000002 0.34 AML other m 2016-12-22T13:10:01.82
IV.ARRO.EHE. ML:1.6 0.00011695 0.22 AML other m 2016-12-22T13:10:03.61
IV.ASSB.HHN. ML:1.8 0.0001175 0.36 AML other m 2016-12-22T13:10:05.53
IV.ASSB.HHE. ML:1.8 0.00014065 0.82 AML other m 2016-12-22T13:10:06.34
IV.CAMP.HHN. ML:1.4 0.000156 0.34 AML other m 2016-12-22T13:09:55.35
IV.CAMP.HHE. ML:1.4 0.00012935 0.54 AML other m 2016-12-22T13:09:55.25
IV.CESI.HHN. ML:2.2 0.0005535 1.4 AML other m 2016-12-22T13:09:59.92
IV.CESI.HHE. ML:2.0 0.000334 0.16 AML other m 2016-12-22T13:09:59.89
IV.CESX.HHE. ML:1.6 0.00007505000000000001 1.52 AML other m 2016-12-22T13:10:12.82
IV.CESX.HHN. ML:1.5 0.0000722 1.24 AML other m 2016-12-22T13:10:13.80
IV.FAGN.HHE. ML:1.8 0.000133 0.38 AML other m 2016-12-22T13:10:13.78
IV.FAGN.HHN. ML:1.7 0.00011165 0.32 AML other m 2016-12-22T13:10:14.37
IV.GIGS.HHE. ML:1.4 0.00007435 1.56 AML other m 2016-12-22T13:09:59.12
IV.GIGS.HHN. ML:1.3 0.00006555 0.92 AML other m 2016-12-22T13:10:00.46
IV.GUMA.HNN. ML:2.5 0.001375 1.8 AML other m 2016-12-22T13:09:59.06
IV.GUMA.HHN. ML:2.5 0.001355 1.78 AML other m 2016-12-22T13:09:59.08
IV.GUMA.HNE. ML:2.3 0.0007595 0.96 AML other m 2016-12-22T13:10:01.01
IV.GUMA.HHE. ML:2.5 0.001155 0.32 AML other m 2016-12-22T13:10:01.19
IV.LNSS.HHE. ML:2.4 0.0013369999999999999 0.18 AML other m 2016-12-22T13:09:55.39
IV.LNSS.HHN. ML:2.2 0.0009135 1 AML other m 2016-12-22T13:09:55.98
IV.MOMA.HHN. ML:1.8 0.0001283 0.22 AML other m 2016-12-22T13:10:05.12
IV.MOMA.HHE. ML:1.9 0.000184 0.2 AML other m 2016-12-22T13:10:06.76
IV.RM33.EHE. ML:1.7 0.0002695 0.82 AML other m 2016-12-22T13:09:56.76
IV.RM33.EHN. ML:1.7 0.000282 0.44 AML other m 2016-12-22T13:09:57.58
IV.SMA1.EHN. ML:1.9 0.000804 0.32 AML other m 2016-12-22T13:09:52.18
IV.SMA1.EHE. ML:1.7 0.00053 0.64 AML other m 2016-12-22T13:09:52.64
IV.SNTG.HHE. ML:1.5 0.00005875 0.3 AML other m 2016-12-22T13:10:06.29
IV.SNTG.HHN. ML:1.5 0.0000536 1.28 AML other m 2016-12-22T13:10:09.91
IV.T0110.HHE. ML:1.8 0.00011549999999999999 1.08 AML other m 2016-12-22T13:10:12.74
IV.T0110.HHN. ML:1.7 0.0000868 0.32 AML other m 2016-12-22T13:10:14.82
IV.T1215.EHN. ML:1.6 0.00016350000000000002 0.76 AML other m 2016-12-22T13:09:57.14
IV.T1215.EHE. ML:1.6 0.0001575 0.98 AML other m 2016-12-22T13:09:58.48
IV.T1216.EHN. ML:2.4 0.00138 0.32 AML other m 2016-12-22T13:09:56.42
IV.T1216.EHE. ML:2.3 0.001101 0.26 AML other m 2016-12-22T13:09:56.31
IV.T1218.HNE. ML:2.4 0.002475 1.5 AML other m 2016-12-22T13:09:52.01
IV.T1218.EHE. ML:2.4 0.0023200000000000004 1.5 AML other m 2016-12-22T13:09:52.01
IV.T1218.HNN. ML:2.5 0.002685 0.12 AML other m 2016-12-22T13:09:53.14
IV.T1218.EHN. ML:2.5 0.0028 0.12 AML other m 2016-12-22T13:09:53.14
IV.T1219.EHE. ML:2.0 0.00032299999999999994 0.16 AML other m 2016-12-22T13:09:59.52
IV.T1219.EHN. ML:2.3 0.000618 0.2 AML other m 2016-12-22T13:09:59.66
IV.T1219.HNN. ML:2.3 0.000639 1.04 AML other m 2016-12-22T13:10:00.66
IV.T1219.HNE. ML:2.0 0.0003265 0.82 AML other m 2016-12-22T13:10:00.59
IV.T1241.EHE. ML:2.4 0.001925 0.22 AML other m 2016-12-22T13:09:53.09
IV.T1241.HNE. ML:2.4 0.001895 0.22 AML other m 2016-12-22T13:09:53.09
IV.T1241.HNN. ML:1.9 0.0007284999999999999 0.26 AML other m 2016-12-22T13:09:53.42
IV.T1241.EHN. ML:2.0 0.000823 0.62 AML other m 2016-12-22T13:09:53.11
IV.T1245.HHN. ML:2.6 0.00342 0.26 AML other m 2016-12-22T13:09:53.23
IV.T1245.HNN. ML:2.6 0.0035549999999999996 0.28 AML other m 2016-12-22T13:09:53.23
IV.T1245.HHE. ML:2.4 0.0023650000000000003 0.56 AML other m 2016-12-22T13:09:52.60
IV.T1245.HNE. ML:2.4 0.002335 0.6 AML other m 2016-12-22T13:09:53.60
IV.T1256.HHE. ML:1.7 0.0002675 0.42 AML other m 2016-12-22T13:09:57.01
IV.T1256.HHN. ML:1.8 0.0003195 0.46 AML other m 2016-12-22T13:09:58.54
IV.TERO.HNN. ML:2.0 0.0005405 0.48 AML other m 2016-12-22T13:09:56.60
IV.TERO.HHE. ML:2.1 0.0006594999999999999 0.36 AML other m 2016-12-22T13:09:57.41
IV.TERO.HNE. ML:2.1 0.00059 0.36 AML other m 2016-12-22T13:09:57.41
IV.TERO.HHN. ML:2.1 0.0006274999999999999 0.48 AML other m 2016-12-22T13:09:56.60
IV.VCEL.EHE. ML:2.0 0.0001995 1 AML other m 2016-12-22T13:10:08.34
IV.VCEL.EHN. ML:2.0 0.000189 0.48 AML other m 2016-12-22T13:10:07.42
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