Earthquake with magnitude of ML 1.0 on date 23-10-2016 and time 17:16:18 (Italy) in region 7 km W Montemonaco (AP)

A magnitude ML 1.0 earthquake occured in region: 7 km W Montemonaco (AP), on

  • 23-10-2016 15:16:18 (UTC)
  • 23-10-2016 17:16:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8850, 13.2510 at 9 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
Montemonaco AP 7 604 604
Castelsantangelo sul Nera MC 8 281 885
Montegallo AP 8 523 1408
Montefortino FM 10 1178 2586
Ussita MC 11 444 3030
Bolognola MC 12 142 3172
Arquata del Tronto AP 13 1178 4350
Amandola FM 14 3629 7979
Visso MC 14 1107 9086
Comunanza AP 16 3166 12252
Norcia PG 16 4957 17209
Palmiano AP 17 196 17405
Preci PG 17 724 18129
Sarnano MC 17 3264 21393
Acquacanina MC 17 121 21514
Acquasanta Terme AP 18 2916 24430
Roccafluvione AP 19 2010 26440
Fiastra MC 19 559 26999
Venarotta AP 20 2066 29065

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NW of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
61 Km N of L'Aquila (69753 inhabitants)
61 Km NE of Terni (111501 inhabitants)
74 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
84 Km S of Ancona (100861 inhabitants)
92 Km NW of Pescara (121014 inhabitants)
96 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
ML 1.0 2016-10-23
15:16:18
42.8848 13.2508 9 2016-10-23
15:26:06
Sala Sismica INGV-Roma 30482491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-23 15:16:18 ± 0.51
Latitude 42.8848 ± 0.0180
Longitude 13.2508 ± 0.0110
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30482491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1569
Semi-minor axis of confidence ellipse (meter) 1263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 180
Circular confidence region, given by single value of horizontal uncertainty (meter) 1570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 225
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.83111
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 30482491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-23 15:26:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TEOL.HHZ. 2016-10-23T15:17:57.99 3.0 undecidable manual Sg 425.2521 6.47 0
IV.ILLI.HHZ. 2016-10-23T15:17:52.99 3.0 undecidable manual Sn 8.48 0
GU.RNCA.HHZ. 2016-10-23T15:17:16.43 3.0 positive manual Pg 1.01 0
IV.MNTV.HNZ. 2016-10-23T15:17:14.24 3.0 undecidable manual Pg 5.68 0
IV.GMB.BHZ. 2016-10-23T15:17:13.26 3.0 undecidable manual Pn 4.3 0
IV.TEOL.HHZ. 2016-10-23T15:17:08.20 3.0 undecidable manual Pg 425.2521 1.68 0
IV.SERS.HHZ. 2016-10-23T15:17:01.71 3.0 undecidable manual Pn -0.93 0
IV.IMOL.HNZ. 2016-10-23T15:16:57.65 3.0 positive manual Pg 3.31 0
IV.FERS.HNZ. 2016-10-23T15:16:49.74 3.0 undecidable manual Pn -9.99 0
IV.MTRZ.HHZ. 2016-10-23T15:16:43.16 3.0 negative manual Pn -9.99 0
IV.RNI2.HHZ. 2016-10-23T15:16:28.99 3.0 undecidable manual Sn 2.66 0
IV.FDMO.HHZ. 2016-10-23T15:16:26.30 0.3 undecidable manual S 322 21.4674 113 -0.28 69
XO.AM05.EHZ. 2016-10-23T15:16:24.46 0.1 undecidable manual S 39 13.1757 124 0.41 91
IV.FDMO.HHZ. 2016-10-23T15:16:23.16 0.1 undecidable manual P 322 21.4674 113 -0.02 97
IV.MMO1.EHZ. 2016-10-23T15:16:22.00 0.1 undecidable manual S 75 6.3936 144 -0.33 94
IV.MC2.EHZ. 2016-10-23T15:16:22.24 0.1 undecidable manual S 300 5.7942 147 0.02 100
IV.GIUL.HHZ. 2016-10-23T15:16:21.31 3.0 undecidable manual P -2.13 0
XO.AM05.EHZ. 2016-10-23T15:16:21.31 0.3 negative manual P 39 13.1757 124 -0.41 68
IV.MC2.EHZ. 2016-10-23T15:16:20.99 0.1 undecidable manual P 300 5.7942 147 0.32 94
IV.MMO1.EHZ. 2016-10-23T15:16:20.85 0.1 undecidable manual P 75 6.3936 144 0.12 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.HNE. ML:0.9 0.00009484999999999999 0.84 AML other m 2016-10-23T15:16:33.72
XO.AM05.HNN. ML:1.0 0.00011119999999999999 0.5 AML other m 2016-10-23T15:16:37.83
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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