Earthquake with magnitude of Md 3.4 on date 27-10-2002 and time 05:17:09 (Italy) in region 2 km SW Mascali (CT)

A magnitude Md 3.4 earthquake occured in region: 2 km SW Mascali (CT), on

  • 27-10-2002 04:17:09 (UTC)
  • 27-10-2002 05:17:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.75, 15.19 at 5 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
Mascali CT 2 14282 14282
Giarre CT 2 27659 41941
Riposto CT 2 14838 56779
Sant'Alfio CT 4 1582 58361
Fiumefreddo di Sicilia CT 6 9623 67984
Milo CT 7 1087 69071
Piedimonte Etneo CT 7 3963 73034
Santa Venerina CT 8 8592 81626
Zafferana Etnea CT 9 9517 91143
Calatabiano CT 9 5308 96451
Linguaglossa CT 11 5403 101854
Gaggi ME 13 3184 105038
Giardini-Naxos ME 13 9415 114453
Taormina ME 15 10960 125413
Castelmola ME 15 1088 126501
Acireale CT 15 52622 179123
Aci Catena CT 16 29851 208974
Castiglione di Sicilia CT 16 3215 212189
Aci Sant'Antonio CT 16 17984 230173
Graniti ME 17 1492 231665
Motta Camastra ME 17 845 232510
Viagrande CT 17 8563 241073
Trecastagni CT 17 10910 251983
Aci Bonaccorsi CT 18 3524 255507
Francavilla di Sicilia ME 18 3945 259452
Pedara CT 18 14102 273554
Letojanni ME 18 2861 276415
Valverde CT 19 7840 284255
Mongiuffi Melia ME 19 600 284855
Gallodoro ME 20 367 285222

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km N of Acireale (52622 inhabitants)
28 Km NE of Catania (314555 inhabitants)
57 Km SW of Reggio di Calabria (183035 inhabitants)
60 Km SW of Messina (238439 inhabitants)
77 Km N of Siracusa (122291 inhabitants)
100 Km NE of Ragusa (73313 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 3.4
ML-MEDNET 3.6
2002-10-27
04:17:09
37.75 15.19 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 456049
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-10-27 04:17:09 ± 0.281
Latitude 37.75 ± 0.02
Longitude 15.19 ± 0.04
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 456049

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) 4356.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00437
Epicentral distance of station farthest from the epicenter (degree) 0.03626
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 11
Type of magnitude Md
Reference to an origin 456049
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:11:44

ML:3.6

Field Value
Value 3.6
Uncertainty
Num. used stations
Type of magnitude ML
Reference to an origin 456049
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 10:38:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.RNI2.Z. 2002-10-27T04:18:12.70 10.0 undecidable manual PN 348 0.0363 1.25 0.5
--.RGNG.Z. 2002-10-27T04:18:10.48 10.0 undecidable manual PN 4 0.0354 0.34 1.1
--.LCI.Z. 2002-10-27T04:18:04.49 10.0 undecidable manual PN 40 0.0309 1.17 0.7
--.BRT.Z. 2002-10-27T04:18:04.30 10.0 undecidable manual PN 25 0.0312 0.26 1.2
--.CSSN.Z. 2002-10-27T04:17:59.21 10.0 undecidable manual PN 357 0.028 0.36 1.3
--.MRLC.Z. 2002-10-27T04:17:57.92 10.0 undecidable manual PN 4 0.0271 0.41 1.3
--.SGO.Z. 2002-10-27T04:17:54.30 10.0 undecidable manual PN 1 0.0253 -0.67 1.1
--.SLCN.Z. 2002-10-27T04:17:52.18 10.0 undecidable manual PN 7 0.024 -0.49 1.3
--.ORI.Z. 2002-10-27T04:17:51.42 10.0 undecidable manual PN 22 0.0225 0.99 0.9
--.LVI.Z. 2002-10-27T04:17:48.00 10.0 undecidable manual PN 276 0.0203 0.87 1.1
--.MGR.Z. 2002-10-27T04:17:47.68 10.0 undecidable manual PN 6 0.0216 -1.45 0.6
--.ERC.Z. 2002-10-27T04:17:45.10 10.0 undecidable manual PN 278 0.0186 0.49 1.4
--.TDS.Z. 2002-10-27T04:17:44.30 10.0 undecidable manual PN 24 0.0189 -0.79 1.2
--.USI.Z. 2002-10-27T04:17:38.72 10.0 undecidable manual PN 302 0.0166 -2.72 0
--.MCT.Z. 2002-10-27T04:17:34.27 10.0 undecidable manual PN 264 0.0113 0.96 1
--.AGST.Z. 2002-10-27T04:17:28.40 10.0 undecidable manual SG 176 0.0044 0.21 0.6
--.SCLL.Z. 2002-10-27T04:17:22.65 10.0 undecidable manual PG 38 0.0059 -0.46 1.4
--.AGST.Z. 2002-10-27T04:17:19.26 10.0 undecidable manual PG 176 0.0044 -0.71 1.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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