Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 15-10-2016 and time 14:59:39 (Italy) in region 3 km SW Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km SW Castelsantangelo sul Nera (MC), on

  • 15-10-2016 12:59:39 (UTC)
  • 15-10-2016 14:59:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8690, 13.1320 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.

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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
Castelsantangelo sul Nera MC 3 281 281
Preci PG 8 724 1005
Visso MC 8 1107 2112
Ussita MC 9 444 2556
Norcia PG 9 4957 7513
Bolognola MC 16 142 7655
Montemonaco AP 16 604 8259
Montegallo AP 17 523 8782
Sellano PG 17 1079 9861
Arquata del Tronto AP 17 1178 11039
Monte Cavallo MC 18 145 11184
Acquacanina MC 18 121 11305
Cerreto di Spoleto PG 18 1075 12380
Fiastra MC 19 559 12939
Montefortino FM 19 1178 14117
Fiordimonte MC 19 202 14319
Cascia PG 19 3217 17536

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
52 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
66 Km E of Perugia (166134 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
98 Km NE of Viterbo (67173 inhabitants)
99 Km W of Pescara (121014 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 2016-10-15
12:59:39		 42.8692 13.1323 9 2016-10-15
13:20:42		 Sala Sismica INGV-Roma 30208311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-15 12:59:39 ± 0.06
Latitude 42.8692 ± 0.0027
Longitude 13.1323 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30208311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 314
Semi-minor axis of confidence ellipse (meter) 227
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.42448
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 30208311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-15 13:20:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2016-10-15T12:59:54.46 0.6 undecidable manual S 125 47.1195 50 -0.12 46
IV.T1211.EHZ. 2016-10-15T12:59:53.85 0.6 undecidable manual S 211 43.623 50 0.22 45
IV.GUMA.HHZ. 2016-10-15T12:59:49.12 0.3 undecidable manual S 37 27.0507 108 0.19 70
IV.LNSS.HHZ. 2016-10-15T12:59:49.69 0.3 undecidable manual S 194 30.4473 106 -0.37 67
IV.T1243.HHZ. 2016-10-15T12:59:49.83 0.6 undecidable manual S 127 32.0457 50 -0.73 40
IV.T1217.EHZ. 2016-10-15T12:59:48.02 0.3 undecidable manual S 223 23.9538 110 0.12 72
IV.T1201.HNZ. 2016-10-15T12:59:48.94 0.6 undecidable manual S 158 25.4523 109 0.56 43
IV.TERO.HHZ. 2016-10-15T12:59:47.73 0.6 undecidable manual P 125 47.1195 50 -0.28 44
IV.T1211.EHZ. 2016-10-15T12:59:47.62 0.3 undecidable manual P 211 43.623 50 0.15 69
IV.T1215.EHZ. 2016-10-15T12:59:47.55 0.3 undecidable manual S 251 22.755 111 0.04 73
IV.T1243.HHZ. 2016-10-15T12:59:45.70 0.3 undecidable manual P 127 32.0457 50 0.01 72
IV.T1299.EHZ. 2016-10-15T12:59:45.21 0.3 undecidable manual P 155 28.749 107 0.13 71
IV.MMO1.EHZ. 2016-10-15T12:59:45.39 0.3 undecidable manual S 78 16.1727 119 -0.05 74
IV.LNSS.HHZ. 2016-10-15T12:59:45.16 0.3 undecidable manual P 194 30.4473 106 -0.25 69
IV.T1217.EHZ. 2016-10-15T12:59:44.24 0.3 undecidable manual P 223 23.9538 110 0.08 72
IV.T1201.HNZ. 2016-10-15T12:59:44.77 0.1 undecidable manual P 158 25.4523 109 0.33 91
IV.FEMA.HNZ. 2016-10-15T12:59:44.07 0.6 undecidable manual S 327 12.2766 126 -0.24 48
IV.GUMA.HHZ. 2016-10-15T12:59:44.80 0.3 positive manual P 37 27.0507 108 0.05 72
IV.T1215.EHZ. 2016-10-15T12:59:43.96 0.6 positive manual P 251 22.755 111 0.03 49
IV.CESI.HHZ. 2016-10-15T12:59:43.98 0.6 undecidable manual P 309 23.8539 110 -0.17 47
IV.MC2.EHZ. 2016-10-15T12:59:42.78 0.3 undecidable manual S 44 6.5934 144 -0.1 74
IV.NRCA.HNZ. 2016-10-15T12:59:42.12 0.3 undecidable manual S 200 4.1958 155 -0.34 71
IV.MMO1.EHZ. 2016-10-15T12:59:42.80 0.1 positive manual P 78 16.1727 119 0.06 98
IV.FEMA.HNZ. 2016-10-15T12:59:42.09 0.3 undecidable manual P 327 12.2766 126 0 75
IV.T1245.HHZ. 2016-10-15T12:59:42.37 0.3 undecidable manual S 107 4.6953 152 -0.17 73
IV.NRCA.HNZ. 2016-10-15T12:59:41.08 0.1 positive manual P 200 4.1958 155 0.06 100
IV.T1245.HHZ. 2016-10-15T12:59:41.20 0.1 positive manual P 107 4.6953 152 0.14 98
IV.MC2.EHZ. 2016-10-15T12:59:41.37 0.3 undecidable manual P 44 6.5934 144 0.11 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HNN. ML:1.7 0.00025459435000000003 2.5792 AML other m 2016-10-15T12:59:50.47
IV.LNSS.HHN. ML:1.1 0.000059808475 0.1408 AML other m 2016-10-15T12:59:50.32
IV.NRCA.HHN. ML:0.0 0.0009285297999999999 0.16 AML other m 2016-10-15T12:59:42.17
IV.T1217.EHE. ML:0.9 0.0000466492 0.672 AML other m 2016-10-15T12:59:48.56
IV.T1245.HHN. ML:1.4 0.00047599999999999997 0.42 AML other m 2016-10-15T12:59:43.13
IV.T1245.HHE. ML:1.5 0.0005845000000000001 0.66 AML other m 2016-10-15T12:59:43.38
IV.TERO.HHN. ML:1.2 0.000045407365500000004 0.1024 AML other m 2016-10-15T12:59:54.64
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