Earthquake with magnitude of Md 2.3 on date 09-05-2001 and time 05:21:55 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude Md 2.3 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 09-05-2001 03:21:55 (UTC)
  • 09-05-2001 05:21:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.25, 14.86 at 167 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
Gioiosa Marea ME 9 7074 7074
Piraino ME 9 3962 11036
Brolo ME 10 5783 16819
Capo d'Orlando ME 14 13254 30073
Montagnareale ME 15 1615 31688
Sant'Angelo di Brolo ME 15 3090 34778
Patti ME 15 13431 48209
Naso ME 15 3813 52022
Ficarra ME 15 1469 53491
Sinagra ME 18 2705 56196
Castell'Umberto ME 18 3128 59324
Librizzi ME 19 1660 60984
Mirto ME 20 974 61958

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km W of Messina (238439 inhabitants)
70 Km W of Reggio di Calabria (183035 inhabitants)
75 Km NW of Acireale (52622 inhabitants)
85 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
Rev 1000 Md 2.3
ML-VAX 1.6
2001-05-09
03:21:55
38.25 14.86 167 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 417529
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-05-09 03:21:55 ± 0.461
Latitude 38.25 ± 0.03
Longitude 14.86 ± 0.07
Depth (km) 167 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 417529

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 7144.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 304
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00429
Epicentral distance of station farthest from the epicenter (degree) 0.01684
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 417529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:33:32

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 417529
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CZI.Z. 2001-05-09T03:22:47.66 10.0 undecidable manual S 45 0.0125 0.11 0.5
--.SOI.Z. 2001-05-09T03:22:40.70 10.0 undecidable manual S 100 0.0086 -0.22 0.5
--.ATN.Z. 2001-05-09T03:22:35.93 10.0 undecidable manual S 100 0.0043 0.07 0.6
--.ROI.Z. 2001-05-09T03:22:31.17 10.0 undecidable manual P 44 0.0168 0.62 0.2
--.CZI.Z. 2001-05-09T03:22:25.40 10.0 undecidable manual P 45 0.0125 -0.45 1
--.SOI.Z. 2001-05-09T03:22:21.61 10.0 undecidable manual P 100 0.0086 -0.06 1.4
--.ATN.Z. 2001-05-09T03:22:18.80 10.0 positive manual P 100 0.0043 0.06 2.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download