Earthquake with magnitude of ML 1.7 on date 18-08-2007 and time 14:25:26 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 1.7 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 18-08-2007 14:25:26 (UTC)
  • 18-08-2007 16:25:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3440, 15.2180 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Milazzo ME 14 31646 31646
Venetico ME 19 3911 35557
Spadafora ME 19 5021 40578
Merì ME 20 2338 42916
Pace del Mela ME 20 6239 49155
San Filippo del Mela ME 20 7115 56270

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NW of Messina (238439 inhabitants)
45 Km NW of Reggio di Calabria (183035 inhabitants)
81 Km N of Acireale (52622 inhabitants)
94 Km N of Catania (314555 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 1.7
ML 1.7
2007-08-18
14:25:26
38.344 15.218 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 647419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-08-18 14:25:26 ± 0.25
Latitude 38.3440 ± 0.0333
Longitude 15.2180 ± 0.0161
Depth (km) 8 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 647419

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3745
Semi-minor axis of confidence ellipse (meter) 1010
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 194
Circular confidence region, given by single value of horizontal uncertainty (meter) 3956.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.73
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55578
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 647419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:21

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 647419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAGA.BHZ. 2007-08-18T14:27:14.19 10.0 undecidable manual Pg 0 0 0
IV.PTS.SHZ. 2007-08-18T14:26:12.75 10.0 undecidable manual Pg 0 0 0
IV.IFIL.BHE. 2007-08-18T14:25:47.17 0.6 undecidable manual Sg 294 61.6938 1.133 32
IV.GALF.HHZ. 2007-08-18T14:25:46.38 10.0 undecidable manual Pg 0 0 0
IV.IFIL.BHE. 2007-08-18T14:25:36.97 0.3 undecidable manual Pg 294 61.6938 -0.766 56
IV.MSRU.BHN. 2007-08-18T14:25:36.46 0.3 undecidable manual Sg 109 26.751 0.39 68
IV.IVPL.BHZ. 2007-08-18T14:25:34.34 0.3 undecidable manual Sg 280 20.9679 0.176 72
IV.MSRU.BHN. 2007-08-18T14:25:31.81 0.1 positive manual Pg 109 26.751 -0.171 95
IV.MILZ.BHZ. 2007-08-18T14:25:30.39 0.1 undecidable manual Sg 172 8.0808 0.091 100
IV.IVPL.BHZ. 2007-08-18T14:25:30.80 0.1 undecidable manual Pg 280 20.9679 -0.078 98
IV.MILZ.BHZ. 2007-08-18T14:25:28.47 0.1 undecidable manual Pg 172 8.0808 -0.179 98
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