Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 24-10-2016 and time 20:24:16 (Italy) in region 7 km S Bolognola (MC)

A magnitude ML 1.4 earthquake occured in region: 7 km S Bolognola (MC), on

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

and geographic coordinates (lat, lon) 42.9330, 13.2400 at 10 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
Bolognola MC 7 142 142
Montemonaco AP 8 604 746
Castelsantangelo sul Nera MC 8 281 1027
Ussita MC 8 444 1471
Montefortino FM 8 1178 2649
Amandola FM 11 3629 6278
Acquacanina MC 12 121 6399
Visso MC 12 1107 7506
Montegallo AP 13 523 8029
Sarnano MC 13 3264 11293
Fiastra MC 13 559 11852
Comunanza AP 15 3166 15018
Fiordimonte MC 17 202 15220
Gualdo MC 17 815 16035
Preci PG 17 724 16759
Palmiano AP 18 196 16955
Arquata del Tronto AP 18 1178 18133
Smerillo FM 19 365 18498
Montefalcone Appennino FM 19 424 18922
Pievebovigliana MC 19 866 19788
Norcia PG 20 4957 24745
Monte San Martino MC 20 765 25510
Cessapalombo MC 20 512 26022
Pieve Torina MC 20 1458 27480

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
66 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
80 Km S of Ancona (100861 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km NW of Pescara (121014 inhabitants)
100 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 1.4 2016-10-24
18:24:16		 42.9327 13.2403 10 2016-10-24
18:32:36		 Sala Sismica INGV-Roma 30513531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-24 18:24:16 ± 0.04
Latitude 42.9327 ± 0.0027
Longitude 13.2403 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30513531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31656
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 30513531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-24 18:32:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PE3.EHZ. 2016-10-24T18:24:33.55 3.0 undecidable manual P -1.96 0
IV.T1217.EHZ. 2016-10-24T18:24:29.19 0.1 undecidable manual S 226 35.1426 50 0.19 92
IV.T1215.EHZ. 2016-10-24T18:24:28.73 0.3 undecidable manual S 245 33.5442 50 0.14 70
IV.SMA1.EHZ. 2016-10-24T18:24:28.83 0.3 undecidable manual S 167 34.4433 50 0.01 72
IV.CESI.HHZ. 2016-10-24T18:24:27.15 0.1 undecidable manual S 287 28.4493 50 -0.07 96
IV.T1243.HHZ. 2016-10-24T18:24:27.84 0.1 undecidable manual S 147 31.1466 50 -0.11 94
IV.OFFI.HHZ. 2016-10-24T18:24:25.08 3.0 undecidable manual P 0.45 0
IV.TERO.HHZ. 2016-10-24T18:24:25.31 3.0 negative manual P -0.77 0
IV.SNTG.HHZ. 2016-10-24T18:24:25.26 3.0 undecidable manual P -0.13 0
IV.T1241.EHZ. 2016-10-24T18:24:24.05 0.1 undecidable manual S 119 17.6712 119 0.11 97
IV.NRCA.HHZ. 2016-10-24T18:24:23.18 0.1 undecidable manual S 223 15.0738 123 0.02 99
IV.T1217.EHZ. 2016-10-24T18:24:23.89 0.1 undecidable manual P 226 35.1426 50 0 96
IV.CSP1.EHZ. 2016-10-24T18:24:23.82 0.1 undecidable manual S 351 17.871 119 -0.19 95
IV.T1243.HHZ. 2016-10-24T18:24:23.02 0.1 undecidable manual P 147 31.1466 50 -0.27 91
IV.GUMA.HHZ. 2016-10-24T18:24:23.85 0.1 undecidable manual S 28 16.3725 121 0.3 93
IV.T1215.EHZ. 2016-10-24T18:24:23.63 0.1 undecidable manual P 245 33.5442 50 -0.02 96
IV.FDMO.HHZ. 2016-10-24T18:24:23.46 0.1 undecidable manual S 313 16.9719 120 -0.26 94
IV.SMA1.EHZ. 2016-10-24T18:24:23.58 0.1 undecidable manual P 167 34.4433 50 -0.21 92
IV.CESI.HHZ. 2016-10-24T18:24:22.86 0.1 undecidable manual P 287 28.4493 50 0 97
IV.T1241.EHZ. 2016-10-24T18:24:21.17 0.1 undecidable manual P 119 17.6712 119 0.2 95
IV.T1216.EHZ. 2016-10-24T18:24:21.18 0.1 undecidable manual P 256 18.5703 118 0.05 98
IV.T1245.HHZ. 2016-10-24T18:24:21.69 0.1 undecidable manual S 207 9.4794 136 0.03 100
IV.CSP1.EHZ. 2016-10-24T18:24:21.01 0.1 undecidable manual P 351 17.871 119 0 99
IV.GUMA.HHZ. 2016-10-24T18:24:21.04 0.1 undecidable manual P 28 16.3725 121 0.29 93
IV.MC2.EHZ. 2016-10-24T18:24:20.57 0.1 undecidable manual S 241 4.7952 154 -0.16 98
IV.FDMO.HHZ. 2016-10-24T18:24:20.80 0.1 undecidable manual P 313 16.9719 120 -0.05 98
IV.MMO1.EHZ. 2016-10-24T18:24:20.89 0.1 undecidable manual S 118 7.881 141 -0.42 92
IV.NRCA.HHZ. 2016-10-24T18:24:20.65 0.1 positive manual P 223 15.0738 123 0.13 97
IV.MC2.EHZ. 2016-10-24T18:24:19.26 0.1 undecidable manual P 241 4.7952 154 0.14 98
IV.MMO1.EHZ. 2016-10-24T18:24:19.44 0.1 undecidable manual P 118 7.881 141 -0.02 100
IV.T1245.HHZ. 2016-10-24T18:24:19.90 0.1 undecidable manual P 207 9.4794 136 0.24 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.1 0.00006604999999999999 1.54 AML other m 2016-10-24T18:24:27.40
IV.CESI.HHN. ML:1.3 0.00010035 0.28 AML other m 2016-10-24T18:24:28.76
IV.FDMO.HHE. ML:1.4 0.00020700000000000002 0.78 AML other m 2016-10-24T18:24:23.88
IV.FDMO.HHN. ML:1.5 0.00028550000000000005 1 AML other m 2016-10-24T18:24:23.92
IV.GUMA.HHE. ML:1.6 0.0003795 0.36 AML other m 2016-10-24T18:24:24.23
IV.GUMA.HHN. ML:1.5 0.00027600000000000004 0.7 AML other m 2016-10-24T18:24:25.01
IV.T1241.EHE. ML:1.2 0.00012875 0.12 AML other m 2016-10-24T18:24:24.84
IV.T1241.EHN. ML:1.1 0.0001132 0.08 AML other m 2016-10-24T18:24:24.24
IV.T1245.HHE. ML:1.6 0.00049 0.5 AML other m 2016-10-24T18:24:21.91
IV.T1245.HHN. ML:1.7 0.000633 1.2 AML other m 2016-10-24T18:24:22.20
IV.TERO.HHE. ML:1.2 0.0000498 0.08 AML other m 2016-10-24T18:24:33.55
IV.TERO.HHN. ML:1.3 0.0000532 0.6 AML other m 2016-10-24T18:24:33.86
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