Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-10-2016 and time 08:06:15 (UTC) in region 3 km SE Ussita (MC)

A magnitude ML 2.0 earthquake occured in region: 3 km SE Ussita (MC), on

  • 28-10-2016 08:06:15 (UTC)
  • 28-10-2016 10:06:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9310, 13.1690 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
Ussita MC 3 444 444
Castelsantangelo sul Nera MC 4 281 725
Visso MC 7 1107 1832
Bolognola MC 9 142 1974
Acquacanina MC 11 121 2095
Fiastra MC 12 559 2654
Preci PG 12 724 3378
Montemonaco AP 13 604 3982
Fiordimonte MC 14 202 4184
Montefortino FM 14 1178 5362
Monte Cavallo MC 15 145 5507
Pieve Torina MC 16 1458 6965
Sarnano MC 16 3264 10229
Pievebovigliana MC 16 866 11095
Amandola FM 16 3629 14724
Norcia PG 17 4957 19681
Montegallo AP 17 523 20204
Muccia MC 20 915 21119

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
53 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
66 Km E of Perugia (166134 inhabitants)
67 Km N of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
93 Km NW of Montesilvano (53738 inhabitants)
100 Km NW 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 2.0 2016-10-28
08:06:15		 42.9307 13.1687 10 2016-10-28
08:16:47		 Sala Sismica INGV-Roma 30793091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-28 08:06:15 ± 0.27
Latitude 42.9307 ± 0.0126
Longitude 13.1687 ± 0.0184
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30793091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1731
Semi-minor axis of confidence ellipse (meter) 1044
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 1730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.02428
Epicentral distance of station farthest from the epicenter (degree) 0.34084
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 30793091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-28 08:16:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2016-10-28T08:06:24.35 0.1 undecidable manual S 291 22.9548 113 -0.27 93
IV.LNSS.HHZ. 2016-10-28T08:06:23.55 0.1 undecidable manual P 196 37.8288 50 0.19 92
IV.T1217.EHZ. 2016-10-28T08:06:22.08 0.1 undecidable manual P 219 31.0467 50 -0.23 92
IV.CESI.HHZ. 2016-10-28T08:06:21.45 1.0 positive manual P 291 22.9548 113 0.49 22
IV.NRCA.HNZ. 2016-10-28T08:06:21.28 0.1 undecidable manual S 202 11.6772 130 0.04 99
IV.T1215.EHZ. 2016-10-28T08:06:21.48 0.1 undecidable manual P 240 28.2495 50 -0.41 89
IV.T1216.EHZ. 2016-10-28T08:06:19.56 0.1 undecidable manual P 250 12.9759 127 0.35 93
IV.FDMO.HHZ. 2016-10-28T08:06:19.88 0.6 positive manual P 331 13.4754 126 0.59 43
IV.NRCA.HNZ. 2016-10-28T08:06:19.35 0.1 undecidable manual P 202 11.6772 130 0.35 93
IV.MC2.EHZ. 2016-10-28T08:06:18.95 0.1 undecidable manual S 142 2.6973 165 -0.54 90
IV.MC2.EHZ. 2016-10-28T08:06:18.07 0.1 positive manual P 142 2.6973 165 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:2.0 0.0006835 0.26 AML other m 2016-10-28T08:06:26.85
IV.CESI.HHE. ML:1.3 0.0001409212 0.9216 AML other m 2016-10-28T08:06:24.43
IV.NRCA.HNE. ML:2.0 0.0013422295000000003 0.32 AML other m 2016-10-28T08:06:21.59
IV.NRCA.HHE. ML:2.1 0.0014152105 0.32 AML other m 2016-10-28T08:06:21.59
IV.NRCA.HHN. ML:2.2 0.001655 0.44 AML other m 2016-10-28T08:06:22.31
IV.NRCA.HNN. ML:2.1 0.0015400000000000001 0.46 AML other m 2016-10-28T08:06:22.32
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
Waveforms Seismic signals in miniseed + resp format Download