Earthquake with magnitude of Md 0.9 on date 18-10-2016 and time 08:53:29 (Italy) in region 5 km W Montegallo (AP)

A magnitude Md 0.9 earthquake occured in region: 5 km W Montegallo (AP), on

  • 18-10-2016 06:53:29 (UTC)
  • 18-10-2016 08:53:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8540, 13.2740 at 7 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 5 523 523
Montemonaco AP 7 604 1127
Arquata del Tronto AP 9 1178 2305
Castelsantangelo sul Nera MC 11 281 2586
Montefortino FM 11 1178 3764
Acquasanta Terme AP 15 2916 6680
Ussita MC 15 444 7124
Amandola FM 16 3629 10753
Palmiano AP 16 196 10949
Bolognola MC 16 142 11091
Norcia PG 16 4957 16048
Comunanza AP 16 3166 19214
Roccafluvione AP 17 2010 21224
Visso MC 17 1107 22331
Accumoli RI 18 667 22998
Venarotta AP 18 2066 25064
Preci PG 19 724 25788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km NW of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
61 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
87 Km S of Ancona (100861 inhabitants)
88 Km W of Pescara (121014 inhabitants)
92 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 0.9 2016-10-18
06:53:29
42.854 13.2742 7 2016-10-18
07:04:58
Sala Sismica INGV-Roma 30324901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-18 06:53:29 ± 0.38
Latitude 42.8540 ± 0.0090
Longitude 13.2742 ± 0.0110
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30324901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 983
Semi-minor axis of confidence ellipse (meter) 576
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 118
Circular confidence region, given by single value of horizontal uncertainty (meter) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15468
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitude information

Md:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 2
Type of magnitude Md
Reference to an origin 30324901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-18 07:04:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2016-10-18T06:53:37.28 3.0 undecidable manual Pg 0.61 0
IV.T1202.EHZ. 2016-10-18T06:53:35.78 0.3 undecidable manual S 194 17.1717 112 -0.29 71
IV.T1243.HHZ. 2016-10-18T06:53:34.78 3.0 undecidable manual P -0.16 0
IV.T1202.EHZ. 2016-10-18T06:53:33.32 0.3 undecidable manual P 194 17.1717 112 -0.03 74
IV.MC2.EHZ. 2016-10-18T06:53:33.16 0.3 undecidable manual S 313 9.3795 126 -0.54 67
IV.T1245.HHZ. 2016-10-18T06:53:33.30 0.1 undecidable manual S 272 6.993 135 0.23 97
IV.T1245.HHZ. 2016-10-18T06:53:32.08 0.1 undecidable manual P 272 6.993 135 0.46 92
IV.MMO1.EHZ. 2016-10-18T06:53:32.88 0.1 undecidable manual S 40 6.5934 136 -0.09 100
IV.NRCA.HNE. 2016-10-18T06:53:32.56 0.1 undecidable manual P 260 13.1757 118 -0.07 99
IV.MMO1.EHZ. 2016-10-18T06:53:31.75 0.1 undecidable manual P 40 6.5934 136 0.19 98
IV.MC2.EHZ. 2016-10-18T06:53:31.89 0.1 undecidable manual P 313 9.3795 126 -0.09 99
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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