Earthquake with magnitude of ML 2.0 on date 16-08-2006 and time 09:50:42 (Italy) in region 2 km N Melilli (SR)

A magnitude ML 2.0 earthquake occured in region: 2 km N Melilli (SR), on

  • 16-08-2006 07:50:42 (UTC)
  • 16-08-2006 09:50:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.1990, 15.1250 at 7 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Melilli SR 2 13621 13621
Priolo Gargallo SR 7 12091 25712
Sortino SR 9 8690 34402
Augusta SR 9 36305 70707
Solarino SR 11 8091 78798
Carlentini SR 13 17798 96596
Floridia SR 13 22762 119358
Lentini SR 15 24085 143443
Ferla SR 18 2523 145966
Cassaro SR 19 821 146787
Canicattini Bagni SR 19 7109 153896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Siracusa (122291 inhabitants)
34 Km S of Catania (314555 inhabitants)
46 Km S of Acireale (52622 inhabitants)
46 Km NE of Ragusa (73313 inhabitants)
50 Km NE of Modica (54633 inhabitants)
59 Km NE of Vittoria (63339 inhabitants)
79 Km E of Gela (75827 inhabitants)
100 Km E of Caltanissetta (63360 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
Md 2.1
ML 2.0
2006-08-16
07:50:42
37.199 15.125 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 586569
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-08-16 07:50:42 ± 0.29
Latitude 37.1990 ± 0.0081
Longitude 15.1250 ± 0.0147
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 586569

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1161
Semi-minor axis of confidence ellipse (meter) 1047
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 1581.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23922
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 586569
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:13:47

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 586569
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:13:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TRIV.HHE. 2006-08-16T07:51:12.81 10.0 undecidable manual Pg 0 0 0
IV.HAVL.BHE. 2006-08-16T07:50:53.12 0.6 undecidable manual Sg 181 26.5512 0.711 20
IV.CORL.HHN. 2006-08-16T07:50:48.22 10.0 undecidable manual Pg 0 0 0
IV.HAVL.BHE. 2006-08-16T07:50:48.36 0.1 undecidable manual Pg 181 26.5512 -0.024 97
I1.HAGA.BHZ. 2006-08-16T07:50:47.41 0.1 undecidable manual Sg 16 9.879 0.353 47
IV.AGST.SHZ. 2006-08-16T07:50:47.26 0.1 undecidable manual Sg 55 11.0778 -0.134 49
IV.SSY.BHZ. 2006-08-16T07:50:46.09 0.1 undecidable manual Sg 225 6.4935 -0.058 50
I1.HAGA.BHZ. 2006-08-16T07:50:45.31 0.1 undecidable manual Pg 16 9.879 0.017 100
IV.AGST.SHZ. 2006-08-16T07:50:45.39 0.1 undecidable manual Pg 55 11.0778 -0.098 98
IV.SSY.BHZ. 2006-08-16T07:50:44.65 0.1 undecidable manual Pg 225 6.4935 -0.118 99
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