Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 28-10-2016 and time 19:11:30 (Italy) in region 2 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.6 earthquake occured in region: 2 km SE Castelsantangelo sul Nera (MC), on

  • 28-10-2016 17:11:30 (UTC)
  • 28-10-2016 19:11:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8840, 13.1680 at 6 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 2 281 281
Ussita MC 7 444 725
Visso MC 8 1107 1832
Preci PG 10 724 2556
Norcia PG 12 4957 7513
Montemonaco AP 13 604 8117
Bolognola MC 13 142 8259
Montegallo AP 14 523 8782
Montefortino FM 16 1178 9960
Arquata del Tronto AP 16 1178 11138
Acquacanina MC 16 121 11259
Fiastra MC 17 559 11818
Fiordimonte MC 18 202 12020
Monte Cavallo MC 18 145 12165
Amandola FM 19 3629 15794
Sellano PG 20 1079 16873

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
97 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 1.6 2016-10-28
17:11:30		 42.8838 13.1677 6 2016-10-28
17:19:16		 Sala Sismica INGV-Roma 30835491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-28 17:11:30 ± 0.08
Latitude 42.8838 ± 0.0027
Longitude 13.1677 ± 0.0037
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30835491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 360
Semi-minor axis of confidence ellipse (meter) 62
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) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 18
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28149
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 30835491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-28 17:19:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PE3.EHZ. 2016-10-28T17:12:00.99 3.0 undecidable manual S -3.38 0
IV.EL6.EHZ. 2016-10-28T17:11:47.99 3.0 undecidable manual S -0.32 0
IV.SNTG.HHZ. 2016-10-28T17:11:45.99 3.0 undecidable manual S -0.14 0
IV.T1217.EHZ. 2016-10-28T17:11:40.67 0.1 undecidable manual S 225 27.0507 103 0.11 94
IV.T1211.EHZ. 2016-10-28T17:11:39.73 3.0 negative manual P 0.08 0
IV.GUMA.HHZ. 2016-10-28T17:11:39.98 0.1 undecidable manual S 34 24.0537 105 0.44 88
IV.ARRO.EHZ. 2016-10-28T17:11:39.57 3.0 positive manual P -0.17 0
IV.SMA1.EHZ. 2016-10-28T17:11:37.04 0.1 undecidable manual P 154 31.2465 101 -0.26 91
IV.LNSS.HHZ. 2016-10-28T17:11:37.26 3.0 negative manual P -0.1 0
IV.T1215.EHZ. 2016-10-28T17:11:36.17 3.0 negative manual P -0.05 0
IV.T1204.EHE. 2016-10-28T17:11:36.27 0.1 undecidable manual P 152 26.0517 104 -0.02 96
IV.T1217.EHZ. 2016-10-28T17:11:36.33 0.1 undecidable manual P 225 27.0507 103 -0.16 93
IV.T1243.HHZ. 2016-10-28T17:11:36.93 3.0 positive manual P -0.05 0
IV.T1201.HNE. 2016-10-28T17:11:36.48 0.1 undecidable manual P 165 26.0517 104 0.2 93
IV.T1241.EHZ. 2016-10-28T17:11:35.06 3.0 undecidable manual P -0.26 0
IV.MMO1.EHZ. 2016-10-28T17:11:35.91 0.1 undecidable manual S 82 13.0758 116 -0.04 98
IV.CESI.HHZ. 2016-10-28T17:11:35.94 0.1 undecidable manual P 302 25.2525 104 -0.18 93
IV.GUMA.HHZ. 2016-10-28T17:11:35.91 0.1 undecidable manual P 34 24.0537 105 0.01 97
IV.T1216.EHZ. 2016-10-28T17:11:35.82 0.1 undecidable manual S 274 12.0768 118 0.17 96
IV.FDMO.HHZ. 2016-10-28T17:11:34.44 0.1 undecidable manual P 339 18.1707 109 -0.32 92
IV.MMO1.EHZ. 2016-10-28T17:11:33.81 0.1 undecidable manual P 82 13.0758 116 -0.01 99
IV.T1216.EHZ. 2016-10-28T17:11:33.74 0.1 undecidable manual P 274 12.0768 118 0.09 97
IV.MC2.EHZ. 2016-10-28T17:11:33.24 0.1 undecidable manual S 30 3.4965 151 -0.18 97
IV.T1245.HNZ. 2016-10-28T17:11:33.39 0.1 undecidable manual S 151 3.4965 151 -0.02 100
IV.T1245.HNZ. 2016-10-28T17:11:32.42 0.1 undecidable manual P 151 3.4965 151 0.07 99
IV.NRCA.HNZ. 2016-10-28T17:11:32.97 0.1 undecidable manual P 218 7.0929 132 0.16 97
IV.MC2.EHZ. 2016-10-28T17:11:32.34 0.1 undecidable manual P 30 3.4965 151 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.4 0.0001645 0.9 AML other m 2016-10-28T17:11:40.23
IV.CESI.HHE. ML:1.4 0.00014000000000000001 1.46 AML other m 2016-10-28T17:11:50.78
IV.GUMA.HHN. ML:1.9 0.0005909999999999999 1.04 AML other m 2016-10-28T17:11:40.83
IV.GUMA.HHE. ML:2.0 0.000683 0.7 AML other m 2016-10-28T17:11:40.18
IV.LNSS.HHN. ML:1.6 0.0001785 0.44 AML other m 2016-10-28T17:11:43.37
IV.LNSS.HHE. ML:1.6 0.000174 0.12 AML other m 2016-10-28T17:11:43.08
IV.T1215.HNN. ML:1.6 0.0002526 0.46 AML other m 2016-10-28T17:11:49.77
IV.T1215.HNE. ML:1.6 0.00025834999999999996 1.58 AML other m 2016-10-28T17:11:49.74
IV.T1216.EHE. ML:1.7 0.0007250000000000001 1.1 AML other m 2016-10-28T17:11:35.96
IV.T1216.EHN. ML:1.8 0.0007529999999999999 0.98 AML other m 2016-10-28T17:11:37.51
IV.T1241.EHE. ML:1.4 0.00017555 1.04 AML other m 2016-10-28T17:11:41.17
IV.T1241.EHN. ML:1.4 0.000204 0.5 AML other m 2016-10-28T17:11:40.47
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