Earthquake with magnitude of Md 1.3 on date 16-10-2016 and time 18:24:17 (UTC) in region 8 km W Montegallo (AP)

A magnitude Md 1.3 earthquake occured in region: 8 km W Montegallo (AP), on

  • 16-10-2016 18:24:17 (UTC)
  • 16-10-2016 20:24:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8570, 13.2420 at 8 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
Montegallo AP 8 523 523
Castelsantangelo sul Nera MC 8 281 804
Montemonaco AP 9 604 1408
Arquata del Tronto AP 10 1178 2586
Montefortino FM 13 1178 3764
Ussita MC 13 444 4208
Norcia PG 14 4957 9165
Visso MC 15 1107 10272
Bolognola MC 15 142 10414
Amandola FM 17 3629 14043
Preci PG 17 724 14767
Acquasanta Terme AP 17 2916 17683
Accumoli RI 18 667 18350
Comunanza AP 18 3166 21516
Palmiano AP 18 196 21712
Roccafluvione AP 19 2010 23722
Acquacanina MC 20 121 23843

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NW of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
59 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
88 Km S of Ancona (100861 inhabitants)
91 Km W of Pescara (121014 inhabitants)
94 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
Md 1.3 2016-10-16
18:24:17
42.8573 13.2422 8 2016-10-16
18:30:45
Sala Sismica INGV-Roma 30270191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-16 18:24:17 ± 0.13
Latitude 42.8573 ± 0.0090
Longitude 13.2422 ± 0.0061
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30270191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1020
Semi-minor axis of confidence ellipse (meter) 125
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 199
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22033
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitude information

Md:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 30270191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-16 18:30:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1216.EHZ. 2016-10-16T18:24:24.87 0.3 undecidable manual S 282 18.4704 113 -0.04 75
IV.T1243.HHZ. 2016-10-16T18:24:22.96 1.0 undecidable manual P 137 24.4533 108 -0.11 24
IV.T1216.EHZ. 2016-10-16T18:24:21.97 0.1 undecidable manual P 282 18.4704 113 0.02 100
IV.T1245.HHZ. 2016-10-16T18:24:21.04 0.6 undecidable manual S 269 4.3956 151 -0.05 51
IV.MC2.EHZ. 2016-10-16T18:24:20.06 0.3 negative manual P 324 7.3815 137 -0.03 76
IV.T1245.HHZ. 2016-10-16T18:24:19.91 0.6 undecidable manual P 269 4.3956 151 0.17 50
IV.MMO1.EHZ. 2016-10-16T18:24:19.59 3.0 undecidable manual P -2.13 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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