Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-01-2017 and time 18:44:38 (Italy) in region 11 km W Milo (CT)

A magnitude ML 2.0 earthquake occured in region: 11 km W Milo (CT), on

  • 16-01-2017 17:44:38 (UTC)
  • 16-01-2017 18:44:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7610, 15.0060 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Milo CT 11 1087 1087
Zafferana Etnea CT 11 9517 10604
Sant'Alfio CT 12 1582 12186
Randazzo CT 14 10900 23086
Santa Venerina CT 14 8592 31678
Maletto CT 14 3920 35598
Linguaglossa CT 15 5403 41001
Bronte CT 16 19172 60173
Ragalna CT 16 3924 64097
Moio Alcantara ME 16 717 64814
Giarre CT 16 27659 92473
Piedimonte Etneo CT 16 3963 96436
Nicolosi CT 16 7463 103899
Pedara CT 17 14102 118001
Mascali CT 17 14282 132283
Castiglione di Sicilia CT 17 3215 135498
Trecastagni CT 17 10910 146408
Santa Domenica Vittoria ME 18 980 147388
Riposto CT 18 14838 162226
Biancavilla CT 18 24007 186233
Malvagna ME 18 733 186966
Fiumefreddo di Sicilia CT 18 9623 196589
Viagrande CT 19 8563 205152
Adrano CT 19 36122 241274
Belpasso CT 19 28108 269382
Santa Maria di Licodia CT 19 7641 277023
Roccella Valdemone ME 19 666 277689
Francavilla di Sicilia ME 19 3945 281634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NW of Acireale (52622 inhabitants)
30 Km N of Catania (314555 inhabitants)
68 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
82 Km N of Siracusa (122291 inhabitants)
88 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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
Bulletin
Rev1000 		ML 2.0 2017-01-16
17:44:38		 37.7613 15.006 8 2018-01-10
09:44:28		 Bollettino Sismico Italiano INGV 42779591
Reviewed
Rev100 		ML 2.2 2017-01-16
17:44:38		 37.7302 15.001 7 2017-01-16
17:56:23		 Sala Sismica INGV-Roma 39143521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-16 17:44:38 ± 0.31
Latitude 37.7613 ± 0.0180
Longitude 15.0060 ± 0.0353
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 42779591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3175
Semi-minor axis of confidence ellipse (meter) 1683
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 3180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.28509
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 42779591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-10-09 09:02:42

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 39143521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-16 17:56:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2017-01-16T17:44:45.01 0.1 undecidable manual P 40 30.6471 104 0.34 92
IV.NOV.HHZ. 2017-01-16T17:44:45.29 0.3 undecidable manual P 21 31.6461 104 0.4 67
IV.ESML.HHN. 2017-01-16T17:44:43.22 0.6 undecidable manual P 215 19.3695 112 0.68 38
IV.ESLN.HHZ. 2017-01-16T17:44:42.72 0.3 undecidable manual S 200 7.9809 134 0.48 71
IV.EMSG.HHZ. 2017-01-16T17:44:42.85 0.6 undecidable manual S 323 8.1807 133 0.57 48
IV.EPOZ.HHZ. 2017-01-16T17:44:42.38 0.3 undecidable manual P 122 18.87 113 -0.05 73
IV.EPZF.HHZ. 2017-01-16T17:44:41.51 0.1 undecidable manual P 298 14.7741 118 -0.19 100
IV.EMSG.HHZ. 2017-01-16T17:44:40.22 0.1 undecidable manual P 323 8.1807 133 -0.4 93
IV.ESLN.HHZ. 2017-01-16T17:44:39.71 0.1 negative manual P 200 7.9809 134 -0.88 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESLN.HHN. ML:1.8 0.0011064249 1.1808 AML other m 2017-01-16T17:44:41.23
IV.EMSG.HHE. ML:2.3 0.003403161 1.7824 AML other m 2017-01-16T17:44:45.98
IV.ESLN.HHE. ML:1.9 0.0013949734999999998 1.5264 AML other m 2017-01-16T17:44:45.08
IV.EMSG.HHN. ML:2.2 0.002528313 0.2944 AML other m 2017-01-16T17:44:46.68
IV.AIO.HHN. ML:1.3 0.00009529386500000001 0.1248 AML other m 2017-01-16T17:44:48.24
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