Earthquake with magnitude of ML 1.4 on date 15-10-2016 and time 15:04:01 (Italy) in region 5 km NW Arquata del Tronto (AP)

A magnitude ML 1.4 earthquake occured in region: 5 km NW Arquata del Tronto (AP), on

  • 15-10-2016 13:04:01 (UTC)
  • 15-10-2016 15:04:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8040, 13.2470 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.

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 5 1178 1178
Montegallo AP 8 523 1701
Accumoli RI 12 667 2368
Montemonaco AP 13 604 2972
Norcia PG 13 4957 7929
Castelsantangelo sul Nera MC 13 281 8210
Acquasanta Terme AP 14 2916 11126
Montefortino FM 17 1178 12304
Ussita MC 18 444 12748
Preci PG 19 724 13472
Visso MC 19 1107 14579
Amatrice RI 20 2657 17236
Roccafluvione AP 20 2010 19246

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
52 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
78 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)
93 Km S of Ancona (100861 inhabitants)
99 Km NE of Guidonia Montecelio (88673 inhabitants)
100 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 1.4 2016-10-15
13:04:01
42.8043 13.247 11 2016-10-15
13:12:41
Sala Sismica INGV-Roma 30208151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-15 13:04:01 ± 0.05
Latitude 42.8043 ± 0.0054
Longitude 13.2470 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30208151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 627
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 20
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31926
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 30208151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-15 13:12:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2016-10-15T13:04:13.93 0.6 undecidable manual S 125 35.4423 50 0.16 49
IV.T1215.EHZ. 2016-10-15T13:04:12.52 0.6 undecidable manual S 270 30.8469 50 -0.02 50
IV.T1217.EHZ. 2016-10-15T13:04:11.80 0.6 undecidable manual S 248 27.6501 50 0.09 50
IV.T1211.HNZ. 2016-10-15T13:04:11.83 3.0 negative manual P 0.62 0
IV.T1216.EHZ. 2016-10-15T13:04:09.45 0.6 undecidable manual S 297 20.868 117 -0.42 47
IV.T1243.HHZ. 2016-10-15T13:04:09.49 0.6 undecidable manual S 126 20.2686 118 -0.21 49
IV.TERO.HHZ. 2016-10-15T13:04:08.54 0.1 undecidable manual P 125 35.4423 50 -0.15 98
IV.MC2.EHZ. 2016-10-15T13:04:07.51 0.6 undecidable manual S 338 12.7761 130 0 52
IV.T1217.EHZ. 2016-10-15T13:04:07.60 0.1 undecidable manual P 248 27.6501 50 0.1 100
IV.T1215.EHZ. 2016-10-15T13:04:07.91 0.1 undecidable manual P 270 30.8469 50 -0.07 100
IV.NRCA.HHZ. 2016-10-15T13:04:07.06 0.6 undecidable manual S 287 11.2776 133 -0.06 52
IV.MMO1.EHZ. 2016-10-15T13:04:07.28 0.6 undecidable manual S 32 12.3765 131 -0.12 51
IV.T1245.HHZ. 2016-10-15T13:04:06.47 0.6 undecidable manual S 320 7.4814 145 0.21 51
IV.T1216.EHZ. 2016-10-15T13:04:06.26 0.1 undecidable manual P 297 20.868 117 -0.18 100
IV.T1243.HHZ. 2016-10-15T13:04:06.40 0.3 negative manual P 126 20.2686 118 0.06 77
IV.MMO1.EHZ. 2016-10-15T13:04:05.14 1.0 undecidable manual P 32 12.3765 131 0.12 26
IV.MC2.EHZ. 2016-10-15T13:04:05.28 0.6 undecidable manual P 338 12.7761 130 0.2 50
IV.NRCA.HHZ. 2016-10-15T13:04:05.07 0.3 negative manual P 287 11.2776 133 0.22 75
IV.T1245.HHZ. 2016-10-15T13:04:04.61 0.6 undecidable manual P 320 7.4814 145 0.25 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.5 0.000364 0.12 AML other m 2016-10-15T13:04:07.29
IV.NRCA.HHE. ML:1.6 0.000506 0.16 AML other m 2016-10-15T13:04:07.22
IV.T1245.HHE. ML:1.2 0.00023449999999999998 0.18 AML other m 2016-10-15T13:04:06.85
IV.T1245.HHN. ML:1.2 0.000226 1.44 AML other m 2016-10-15T13:04:06.76
IV.TERO.HHE. ML:1.2 0.0000645 1.54 AML other m 2016-10-15T13:04:15.26
IV.TERO.HHN. ML:1.3 0.00007905000000000001 1.52 AML other m 2016-10-15T13:04:44.88
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