Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 01-09-2016 and time 23:24:42 (UTC) in region 8 km W Arquata del Tronto (AP)

A magnitude ML 1.5 earthquake occured in region: 8 km W Arquata del Tronto (AP), on

  • 01-09-2016 23:24:42 (UTC)
  • 02-09-2016 01:24:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7860, 13.2060 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 8 1178 1178
Norcia PG 9 4957 6135
Accumoli RI 11 667 6802
Montegallo AP 12 523 7325
Castelsantangelo sul Nera MC 13 281 7606
Montemonaco AP 16 604 8210
Acquasanta Terme AP 17 2916 11126
Preci PG 17 724 11850
Cascia PG 17 3217 15067
Ussita MC 19 444 15511
Amatrice RI 19 2657 18168
Visso MC 19 1107 19275
Cittareale RI 19 482 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
52 Km E of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km S of Ancona (100861 inhabitants)
97 Km NE of Tivoli (56533 inhabitants)
99 Km E of Viterbo (67173 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 1.5 2016-09-01
23:24:42		 42.7862 13.2062 10 2016-09-01
23:33:00		 Sala Sismica INGV-Roma 27986881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-01 23:24:42 ± 0.04
Latitude 42.7862 ± 0.0018
Longitude 13.2062 ± 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 27986881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 331
Semi-minor axis of confidence ellipse (meter) 147
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
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) 60
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60255
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 20
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 27986881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-01 23:33:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2016-09-01T23:25:04.99 3.0 undecidable manual S 66.8775 -0.07 0
IV.EL6.EHZ. 2016-09-01T23:25:03.99 3.0 undecidable manual S 60.8946 0.23 0
IV.SSFR.HHZ. 2016-09-01T23:24:57.43 3.0 positive manual P 0.05 0
IV.GUMA.HHZ. 2016-09-01T23:24:55.05 0.1 undecidable manual S 19 32.4453 50 0.71 79
IV.FOSV.EHZ. 2016-09-01T23:24:55.05 3.0 negative manual P 66.8775 -0.18 0
IV.CING.HHZ. 2016-09-01T23:24:54.79 3.0 negative manual P -0.18 0
IV.EL6.EHZ. 2016-09-01T23:24:54.09 3.0 positive manual P 60.8946 -0.12 0
IV.ATCC.EHZ. 2016-09-01T23:24:54.55 3.0 positive manual P -0.15 0
IV.CESI.HHZ. 2016-09-01T23:24:54.98 0.1 undecidable manual S 315 34.4433 50 0.09 94
IV.FDMO.HHZ. 2016-09-01T23:24:53.48 0.1 undecidable manual S 341 29.4483 50 -0.05 96
IV.CAMP.HHZ. 2016-09-01T23:24:53.95 0.1 undecidable manual S 149 32.3454 50 -0.36 89
IV.SNTG.HHZ. 2016-09-01T23:24:53.25 3.0 positive manual P -0.2 0
IV.RM33.EHZ. 2016-09-01T23:24:53.59 0.1 undecidable manual S 179 30.747 50 -0.29 91
IV.T1215.EHZ. 2016-09-01T23:24:52.74 0.1 undecidable manual S 274 27.5502 50 -0.29 91
IV.ASSB.HHZ. 2016-09-01T23:24:52.64 3.0 positive manual P -0.22 0
IV.LNSS.HHZ. 2016-09-01T23:24:52.27 0.1 undecidable manual S 214 24.4533 112 0.12 95
IV.ARRO.EHZ. 2016-09-01T23:24:51.43 3.0 undecidable manual P 0.26 0
IV.OFFI.HHZ. 2016-09-01T23:24:51.95 3.0 positive manual P 0.74 0
IV.FEMA.HNE. 2016-09-01T23:24:51.77 0.1 undecidable manual S 327 23.2545 113 -0.02 97
IV.GIGS.HHZ. 2016-09-01T23:24:51.81 3.0 undecidable manual P -0.25 0
IV.T1241.HHZ. 2016-09-01T23:24:50.63 0.1 undecidable manual S 67 19.869 117 -0.09 96
IV.SMA1.EHZ. 2016-09-01T23:24:50.54 0.1 undecidable manual S 149 20.2686 116 -0.29 92
IV.T1243.HHZ. 2016-09-01T23:24:50.88 0.1 undecidable manual S 117 22.0668 114 -0.53 87
IV.TERO.HHZ. 2016-09-01T23:24:50.02 3.0 positive manual P -0.32 0
IV.T1299.EHZ. 2016-09-01T23:24:50.33 0.1 undecidable manual S 160 17.9709 119 0.2 95
IV.GUMA.HHZ. 2016-09-01T23:24:49.84 0.1 undecidable manual P 19 32.4453 50 0.3 90
IV.T1201.HNE. 2016-09-01T23:24:49.63 0.1 undecidable manual S 166 14.7741 124 0.45 90
IV.RM33.EHZ. 2016-09-01T23:24:49.34 0.1 undecidable manual P 179 30.747 50 0.06 95
IV.T1204.EHZ. 2016-09-01T23:24:49.38 0.1 undecidable manual S 144 15.1737 123 0.08 97
IV.CESI.HHZ. 2016-09-01T23:24:49.87 0.1 positive manual P 315 34.4433 50 0.01 95
IV.MC2.EHE. 2016-09-01T23:24:49.18 0.1 undecidable manual S 354 13.9749 126 0.22 95
IV.CSP1.EHZ. 2016-09-01T23:24:49.72 3.0 positive manual P -0.01 0
IV.MMO1.EHZ. 2016-09-01T23:24:49.35 0.1 undecidable manual S 38 15.9729 122 -0.18 95
IV.CAMP.HHZ. 2016-09-01T23:24:49.32 0.1 undecidable manual P 149 32.3454 50 -0.21 92
IV.LNSS.HHZ. 2016-09-01T23:24:48.42 0.1 negative manual P 214 24.4533 112 0.14 95
IV.T1215.EHZ. 2016-09-01T23:24:48.76 0.1 undecidable manual P 274 27.5502 50 -0.03 96
IV.FDMO.HHZ. 2016-09-01T23:24:48.94 0.1 undecidable manual P 341 29.4483 50 -0.14 94
IV.FEMA.HNE. 2016-09-01T23:24:48.03 0.1 undecidable manual P 327 23.2545 113 -0.04 97
IV.T1202.EHZ. 2016-09-01T23:24:47.79 0.1 undecidable manual S 171 9.2796 137 0.05 99
IV.T1299.EHZ. 2016-09-01T23:24:47.32 0.1 undecidable manual P 160 17.9709 119 0.21 94
IV.T1241.HHZ. 2016-09-01T23:24:47.42 0.1 undecidable manual P 67 19.869 117 -0.04 97
IV.T1244.EHZ. 2016-09-01T23:24:47.59 0.1 undecidable manual S 113 8.0808 141 0.12 98
IV.SMA1.EHZ. 2016-09-01T23:24:47.52 0.1 undecidable manual P 149 20.2686 116 0.01 98
IV.NRCA.HNZ. 2016-09-01T23:24:47.28 0.1 undecidable manual S 305 9.1797 138 -0.42 91
IV.T1243.HHZ. 2016-09-01T23:24:47.67 0.1 undecidable manual P 117 22.0668 114 -0.18 94
IV.T1201.HNE. 2016-09-01T23:24:46.89 0.1 undecidable manual P 166 14.7741 124 0.32 93
IV.T1204.EHZ. 2016-09-01T23:24:46.80 0.1 positive manual P 144 15.1737 123 0.16 96
IV.MC2.EHE. 2016-09-01T23:24:46.61 0.1 undecidable manual P 354 13.9749 126 0.17 96
IV.T1242.HNZ. 2016-09-01T23:24:46.35 0.1 undecidable manual S 358 4.7952 155 -0.5 91
IV.MMO1.EHZ. 2016-09-01T23:24:46.84 0.1 undecidable manual P 38 15.9729 122 0.08 97
IV.NRCA.HNZ. 2016-09-01T23:24:45.70 0.1 undecidable manual P 305 9.1797 138 -0.01 100
IV.T1242.HNZ. 2016-09-01T23:24:45.19 0.1 undecidable manual P 358 4.7952 155 -0.03 100
IV.T1202.EHZ. 2016-09-01T23:24:45.89 0.1 undecidable manual P 171 9.2796 137 0.16 97
IV.T1244.EHZ. 2016-09-01T23:24:45.71 0.1 undecidable manual P 113 8.0808 141 0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.6 0.00009484999999999999 1 AML other m 2016-09-01T23:25:00.47
IV.ASSB.HHN. ML:1.5 0.00008235000000000001 0.84 AML other m 2016-09-01T23:25:01.23
IV.CESI.HHE. ML:1.5 0.00012759999999999998 1.34 AML other m 2016-09-01T23:24:55.75
IV.CESI.HHN. ML:1.8 0.00027100000000000003 1.14 AML other m 2016-09-01T23:24:55.38
IV.FDMO.HHN. ML:1.5 0.000152 0.22 AML other m 2016-09-01T23:24:53.69
IV.FDMO.HHE. ML:1.4 0.000108 0.22 AML other m 2016-09-01T23:24:54.07
IV.LNSS.HHE. ML:1.3 0.0001235 0.38 AML other m 2016-09-01T23:24:52.83
IV.LNSS.HHN. ML:1.4 0.00015350000000000002 0.34 AML other m 2016-09-01T23:24:53.68
IV.MMO1.EHE. ML:1.5 0.0002965 0.28 AML other m 2016-09-01T23:24:50.01
IV.MMO1.EHN. ML:1.3 0.0001905 0.08 AML other m 2016-09-01T23:24:50.27
IV.SSFR.HHE. ML:1.5 0.00004635 1.1 AML other m 2016-09-01T23:25:10.52
IV.SSFR.HHN. ML:1.6 0.000054900000000000006 0.2 AML other m 2016-09-01T23:25:09.45
IV.T1244.HNE. ML:1.8 0.0008585 0.46 AML other m 2016-09-01T23:24:47.55
IV.T1244.HNN. ML:1.6 0.0006274999999999999 0.62 AML other m 2016-09-01T23:24:50.01
IV.T1299.EHN. ML:1.7 0.0003945 1.22 AML other m 2016-09-01T23:24:51.15
IV.T1299.EHE. ML:1.6 0.00034950000000000004 0.52 AML other m 2016-09-01T23:24:51.00
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