Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 14-10-2016 and time 07:02:13 (UTC) in region 4 km E Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 4 km E Amatrice (RI), on

  • 14-10-2016 07:02:13 (UTC)
  • 14-10-2016 09:02:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6400, 13.3400 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
Amatrice RI 4 2657 2657
Campotosto AQ 10 542 3199
Accumoli RI 10 667 3866
Capitignano AQ 14 665 4531
Cortino TE 14 656 5187
Cittareale RI 15 482 5669
Montereale AQ 15 2581 8250
Arquata del Tronto AP 15 1178 9428
Crognaleto TE 15 1297 10725
Acquasanta Terme AP 16 2916 13641
Rocca Santa Maria TE 16 537 14178
Valle Castellana TE 17 977 15155
Fano Adriano TE 19 296 15451

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Teramo (54892 inhabitants)
32 Km N of L'Aquila (69753 inhabitants)
57 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
74 Km W of Pescara (121014 inhabitants)
75 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
93 Km SE of Perugia (166134 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 1.3 2016-10-14
07:02:13		 42.6402 13.3398 11 2016-10-14
07:16:44		 Sala Sismica INGV-Roma 30173341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-14 07:02:13 ± 0.08
Latitude 42.6402 ± 0.0063
Longitude 13.3398 ± 0.0061
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 30173341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 672
Semi-minor axis of confidence ellipse (meter) 364
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00989
Epicentral distance of station farthest from the epicenter (degree) 0.25451
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 30173341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-14 07:16:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2016-10-14T07:02:23.23 0.3 undecidable manual S 319 28.2495 50 -0.49 67
IV.TERO.HHZ. 2016-10-14T07:02:21.69 0.3 undecidable manual S 95 21.6672 50 -0.26 71
IV.RM33.EHZ. 2016-10-14T07:02:20.76 0.3 undecidable manual S 215 17.7711 50 -0.16 74
IV.T1245.HHZ. 2016-10-14T07:02:20.04 0.6 undecidable manual P 333 27.0507 50 0.75 39
IV.CAMP.HHZ. 2016-10-14T07:02:19.51 0.3 undecidable manual S 154 12.876 130 -0.04 74
IV.T1202.EHZ. 2016-10-14T07:02:19.47 0.3 undecidable manual S 307 11.6772 133 0.21 72
IV.NRCA.HHZ. 2016-10-14T07:02:19.26 0.1 undecidable manual P 319 28.2495 50 -0.22 94
IV.T1246.HHZ. 2016-10-14T07:02:19.83 0.3 undecidable manual S 117 13.9749 128 -0.02 74
IV.T1201.HNZ. 2016-10-14T07:02:18.22 0.1 undecidable manual S 285 7.4814 146 -0.08 99
IV.TERO.HHZ. 2016-10-14T07:02:18.44 0.1 undecidable manual P 95 21.6672 50 -0.02 99
IV.RM33.EHZ. 2016-10-14T07:02:17.87 0.1 undecidable manual P 215 17.7711 50 0 98
IV.SMA1.EHZ. 2016-10-14T07:02:17.22 0.3 undecidable manual S 200 1.0989 174 -0.29 72
IV.T1204.EHZ. 2016-10-14T07:02:17.49 0.3 undecidable manual S 335 4.3956 158 -0.3 71
IV.CAMP.HHZ. 2016-10-14T07:02:17.20 0.1 undecidable manual P 154 12.876 130 0.12 98
IV.T1202.EHZ. 2016-10-14T07:02:17.06 0.3 undecidable manual P 307 11.6772 133 0.16 73
IV.T1299.HNZ. 2016-10-14T07:02:17.72 0.3 undecidable manual S 262 4.7952 157 -0.11 74
IV.T1246.HHZ. 2016-10-14T07:02:17.43 0.1 undecidable manual P 117 13.9749 128 0.18 97
IV.T1299.HNZ. 2016-10-14T07:02:16.25 0.1 undecidable manual P 262 4.7952 157 0.17 98
IV.T1201.HNZ. 2016-10-14T07:02:16.52 0.1 undecidable manual P 285 7.4814 146 0.17 98
IV.SMA1.EHZ. 2016-10-14T07:02:16.05 0.1 undecidable manual P 200 1.0989 174 0.16 99
IV.T1204.EHZ. 2016-10-14T07:02:16.15 0.1 undecidable manual P 335 4.3956 158 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.3 0.0003765 0.22 AML other m 2016-10-14T07:02:17.54
IV.SMA1.EHE. ML:1.2 0.0003045 0.26 AML other m 2016-10-14T07:02:17.61
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