Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 12-09-2016 and time 08:43:28 (UTC) in region 6 km W Montegallo (AP)

A magnitude ML 1.6 earthquake occured in region: 6 km W Montegallo (AP), on

  • 12-09-2016 08:43:28 (UTC)
  • 12-09-2016 10:43:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8260, 13.2590 at 9 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
Montegallo AP 6 523 523
Arquata del Tronto AP 7 1178 1701
Montemonaco AP 10 604 2305
Castelsantangelo sul Nera MC 12 281 2586
Acquasanta Terme AP 14 2916 5502
Norcia PG 14 4957 10459
Accumoli RI 15 667 11126
Montefortino FM 15 1178 12304
Ussita MC 17 444 12748
Roccafluvione AP 18 2010 14758
Visso MC 18 1107 15865
Palmiano AP 18 196 16061
Preci PG 19 724 16785
Bolognola MC 19 142 16927
Amandola FM 19 3629 20556
Comunanza AP 20 3166 23722

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
54 Km N of L'Aquila (69753 inhabitants)
58 Km NE 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 S of Ancona (100861 inhabitants)
91 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
Reviewed
Rev100 		ML 1.6 2016-09-12
08:43:28		 42.8255 13.2587 9 2016-09-12
08:53:38		 Sala Sismica INGV-Roma 28828461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-12 08:43:28 ± 0.06
Latitude 42.8255 ± 0.0027
Longitude 13.2587 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 28828461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 395
Semi-minor axis of confidence ellipse (meter) 127
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32466
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 28828461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-12 08:53:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.ROTM.HHZ. 2016-09-12T08:45:04.99 3.0 undecidable manual Sg 3.39 0
GU.MGRO.HHZ. 2016-09-12T08:45:03.99 3.0 undecidable manual Sg 2.25 0
IV.EUCT.HNZ. 2016-09-12T08:45:02.99 3.0 undecidable manual Sg 7.56 0
IV.IMI.HHZ. 2016-09-12T08:44:58.99 3.0 undecidable manual Sg -0.29 0
IV.HLNI.HHZ. 2016-09-12T08:44:56.94 3.0 positive manual Pg 14.6 0
IV.SARZ.HHZ. 2016-09-12T08:44:51.99 3.0 undecidable manual Sg -1.63 0
IV.CMPR.HHZ. 2016-09-12T08:44:39.99 3.0 undecidable manual Sn -4.3 0
GU.SATI.HHZ. 2016-09-12T08:44:37.08 3.0 positive manual Pg 8.01 0
GE.MATE.HHZ. 2016-09-12T08:44:32.37 3.0 undecidable manual Pg 17.879999 0
IV.SPS2.HHZ. 2016-09-12T08:44:31.32 3.0 undecidable manual Pg 6.19 0
IV.GRI.EHZ. 2016-09-12T08:44:25.72 3.0 undecidable manual Pn -5.16 0
IV.PTRJ.HHZ. 2016-09-12T08:44:25.99 3.0 undecidable manual Sg 10.3 0
GU.CIRO.HHZ. 2016-09-12T08:44:19.68 3.0 undecidable manual Pn -9.42 0
IV.ZCCA.HNZ. 2016-09-12T08:44:14.99 3.0 undecidable manual Sg -3.69 0
IV.FIU.EHZ. 2016-09-12T08:43:56.74 3.0 undecidable manual Pg 3.36 0
IV.PIEI.HHZ. 2016-09-12T08:43:42.99 3.0 undecidable manual Sn -5.97 0
IV.TERO.HHZ. 2016-09-12T08:43:40.51 0.3 undecidable manual S 129 36.0417 50 -0.02 71
IV.CSP1.EHZ. 2016-09-12T08:43:39.14 0.3 undecidable manual S 352 29.8479 107 0.28 68
IV.T1215.EHZ. 2016-09-12T08:43:39.58 0.6 undecidable manual S 265 31.8459 50 0.16 46
IV.FDMO.HHZ. 2016-09-12T08:43:38.23 0.3 undecidable manual S 329 27.2505 109 0.24 70
IV.LMD.HHZ. 2016-09-12T08:43:37.68 3.0 undecidable manual P -8.04 0
IV.T1243.HHZ. 2016-09-12T08:43:36.05 0.3 undecidable manual S 133 21.0678 113 0.06 73
IV.SMA1.EHZ. 2016-09-12T08:43:36.43 0.3 undecidable manual S 164 22.5552 112 -0.03 73
IV.T1204.EHZ. 2016-09-12T08:43:35.15 0.3 undecidable manual S 164 17.2716 118 0.35 69
IV.T1215.EHZ. 2016-09-12T08:43:34.37 0.6 undecidable manual P 265 31.8459 50 -0.23 47
IV.TOLF.HHZ. 2016-09-12T08:43:34.99 3.0 undecidable manual S -9.99 0
IV.T1202.EHZ. 2016-09-12T08:43:34.31 0.3 undecidable manual S 191 13.7751 123 0.54 67
IV.CSP1.EHZ. 2016-09-12T08:43:34.32 0.1 undecidable manual P 352 29.8479 107 0.04 96
IV.T1241.HHZ. 2016-09-12T08:43:34.13 0.3 undecidable manual S 76 14.4744 122 0.17 72
IV.TERO.HHZ. 2016-09-12T08:43:34.83 0.1 undecidable manual P 129 36.0417 50 -0.41 89
IV.T1217.EHZ. 2016-09-12T08:43:34.00 3.0 undecidable manual Pg 4 0
IV.MC2.EHZ. 2016-09-12T08:43:33.42 0.3 undecidable manual S 329 11.0778 129 0.41 69
IV.FDMO.HHZ. 2016-09-12T08:43:33.72 0.3 undecidable manual P 329 27.2505 109 -0.06 72
IV.NRCA.HHZ. 2016-09-12T08:43:33.15 0.3 undecidable manual S 274 11.7771 128 -0.05 74
IV.T1216.EHZ. 2016-09-12T08:43:32.44 0.1 undecidable manual P 290 20.7681 114 -0.13 96
IV.T1204.EHZ. 2016-09-12T08:43:32.00 0.3 undecidable manual P 164 17.2716 118 0.06 73
IV.T1243.HHZ. 2016-09-12T08:43:32.45 0.1 undecidable manual P 133 21.0678 113 -0.18 95
IV.MMO1.EHZ. 2016-09-12T08:43:32.47 0.3 undecidable manual S 34 9.879 133 -0.23 71
IV.SMA1.EHZ. 2016-09-12T08:43:32.75 0.1 negative manual P 164 22.5552 112 -0.14 96
IV.T1241.HHZ. 2016-09-12T08:43:31.64 0.1 undecidable manual P 76 14.4744 122 0.19 96
IV.NRCA.HHZ. 2016-09-12T08:43:31.02 0.1 positive manual P 274 11.7771 128 0.01 100
IV.MC2.EHZ. 2016-09-12T08:43:31.01 0.1 undecidable manual P 329 11.0778 129 0.11 98
IV.T1202.EHZ. 2016-09-12T08:43:31.54 0.3 positive manual P 191 13.7751 123 0.2 72
IV.MMO1.EHZ. 2016-09-12T08:43:30.63 0.1 undecidable manual P 34 9.879 133 -0.09 98
IV.ATPI.EHZ. 2016-09-12T08:43:30.20 3.0 negative manual P -5.24 0
IV.T1242.HHZ. 2016-09-12T08:43:30.85 0.3 undecidable manual S 275 4.3956 154 -0.7 62
IV.T1242.HHZ. 2016-09-12T08:43:29.78 0.1 undecidable manual P 275 4.3956 154 -0.28 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.6 0.00047 0.5 AML other m 2016-09-12T08:43:33.49
IV.NRCA.HHN. ML:1.7 0.000565 0.14 AML other m 2016-09-12T08:43:33.64
IV.SMA1.EHN. ML:1.5 0.0001945 0.36 AML other m 2016-09-12T08:43:36.48
IV.SMA1.EHE. ML:1.6 0.00024349999999999998 0.34 AML other m 2016-09-12T08:43:37.48
IV.T1202.EHN. ML:1.7 0.0005800000000000001 1.56 AML other m 2016-09-12T08:43:35.02
IV.T1202.EHE. ML:1.7 0.0005745 0.48 AML other m 2016-09-12T08:43:36.34
IV.T1241.HHE. ML:1.5 0.0003465 0.38 AML other m 2016-09-12T08:43:34.37
IV.T1241.HHN. ML:1.3 0.0002185 0.36 AML other m 2016-09-12T08:43:35.18
IV.T1242.HNN. ML:1.9 0.001575 0.72 AML other m 2016-09-12T08:43:38.77
IV.T1242.HHN. ML:1.8 0.0012900000000000001 0.58 AML other m 2016-09-12T08:43:31.27
IV.T1242.HHE. ML:1.6 0.000833 1.34 AML other m 2016-09-12T08:43:32.22
IV.T1242.HNE. ML:1.9 0.0015851 0.86 AML other m 2016-09-12T08:43:43.41
IV.TERO.HHN. ML:1.6 0.0001505 1.12 AML other m 2016-09-12T08:43:40.78
IV.TERO.HHE. ML:1.4 0.00009520000000000001 0.28 AML other m 2016-09-12T08:43:40.86
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