Earthquake with magnitude of ML 1.9 on date 20-04-2006 and time 18:55:37 (UTC) in region Isole Eolie (Messina)

A magnitude ML 1.9 earthquake occured in region: Isole Eolie (Messina), on

  • 20-04-2006 18:55:37 (UTC)
  • 20-04-2006 20:55:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5940, 15.2220 at 11 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
53 Km NW of Messina (238439 inhabitants)
65 Km NW of Reggio di Calabria (183035 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 1.9
2006-04-20
18:55:37
38.594 15.222 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 563089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-04-20 18:55:37 ± 0.42
Latitude 38.5940 ± 0.0252
Longitude 15.2220 ± 0.0127
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 563089

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2789
Semi-minor axis of confidence ellipse (meter) 1053
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 3008.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 253
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.26080
Epicentral distance of station farthest from the epicenter (degree) 0.83457
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 563089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:49:16

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 563089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:49:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2006-04-20T18:56:05.26 0.1 undecidable manual Sg 128 92.6406 0.306 43
IV.MMME.BHE. 2006-04-20T18:56:00.64 0.1 undecidable manual Sg 178 73.1712 0.89 37
IV.SOI.EHZ. 2006-04-20T18:55:53.57 0.1 undecidable manual Pg 128 92.6406 0.125 90
IV.MSRU.BHN. 2006-04-20T18:55:51.26 0.1 undecidable manual Sg 146 44.3223 -0.785 41
IV.MMME.BHE. 2006-04-20T18:55:50.45 0.1 undecidable manual Pg 178 73.1712 0.011 96
IV.IVPL.BHZ. 2006-04-20T18:55:48.31 0.1 undecidable manual Sg 221 32.0457 -0.461 47
IV.ILLI.BHZ. 2006-04-20T18:55:48.21 0.1 undecidable manual Sg 235 28.9488 0.268 49
IV.MSRU.BHN. 2006-04-20T18:55:45.89 0.1 undecidable manual Pg 146 44.3223 -0.102 99
IV.IVPL.BHZ. 2006-04-20T18:55:43.82 0.1 undecidable manual Pg 221 32.0457 -0.285 98
IV.ILLI.BHZ. 2006-04-20T18:55:43.83 0.1 undecidable manual Pg 235 28.9488 0.203 100
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