Earthquake with magnitude of ML 2.0 on date 20-08-2006 and time 21:34:33 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.0 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 20-08-2006 21:34:33 (UTC)
  • 20-08-2006 23:34:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3720, 14.6590 at 21 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
81 Km W of Messina (238439 inhabitants)
91 Km W of Reggio di Calabria (183035 inhabitants)
95 Km NW of Acireale (52622 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 2.3
ML 2.0
2006-08-20
21:34:33
38.372 14.659 21 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 587419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-08-20 21:34:33 ± 0.4
Latitude 38.3720 ± 0.0270
Longitude 14.6590 ± 0.0206
Depth (km) 21 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 587419

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2760
Semi-minor axis of confidence ellipse (meter) 1852
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 339
Circular confidence region, given by single value of horizontal uncertainty (meter) 3498.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 250
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25181
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.5
Num. used stations
Type of magnitude ML
Reference to an origin 587419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:14:41

Md:2.3

Field Value
Value 2.3
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 587419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:14:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SEST.EHZ. 2006-08-20T21:34:46.75 10.0 undecidable manual Pg 0 0 0
IV.IVPL.BHN. 2006-08-20T21:34:43.98 0.1 undecidable manual Sg 89 27.9498 -0.053 49
IV.IFIL.BHZ. 2006-08-20T21:34:43.09 0.1 undecidable manual Sg 339 22.755 0.257 48
IV.ILLI.BHE. 2006-08-20T21:34:43.47 0.1 undecidable manual Sg 72 26.4513 -0.21 48
IV.IVPL.BHN. 2006-08-20T21:34:39.56 0.1 undecidable manual Pg 89 27.9498 0.01 100
IV.ILLI.BHE. 2006-08-20T21:34:39.57 0.1 undecidable manual Pg 72 26.4513 0.22 96
IV.SLNA.SHZ. 2006-08-20T21:34:39.29 0.1 undecidable manual Pg 35 26.0517 -0.007 100
IV.IFIL.BHZ. 2006-08-20T21:34:38.63 0.1 undecidable manual Pg 339 22.755 -0.231 96
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