Earthquake with magnitude of Md 2.5 on date 29-10-2002 and time 11:04:42 (Italy) in region 1 km NW Aci Sant'Antonio (CT)

A magnitude Md 2.5 earthquake occured in region: 1 km NW Aci Sant'Antonio (CT), on

  • 29-10-2002 10:04:42 (UTC)
  • 29-10-2002 11:04:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6120, 15.1220 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
Aci Sant'Antonio CT 1 17984 17984
Aci Bonaccorsi CT 2 3524 21508
Aci Catena CT 2 29851 51359
Viagrande CT 2 8563 59922
Valverde CT 4 7840 67762
Trecastagni CT 4 10910 78672
Acireale CT 4 52622 131294
San Giovanni la Punta CT 5 23060 154354
San Gregorio di Catania CT 5 11966 166320
Pedara CT 5 14102 180422
Tremestieri Etneo CT 6 20589 201011
Aci Castello CT 7 18723 219734
Sant'Agata li Battiati CT 7 9479 229213
Mascalucia CT 7 31958 261171
Gravina di Catania CT 8 25838 287009
Nicolosi CT 8 7463 294472
Santa Venerina CT 9 8592 303064
Zafferana Etnea CT 10 9517 312581
San Pietro Clarenza CT 10 7743 320324
Camporotondo Etneo CT 11 5023 325347
Catania CT 12 314555 639902
Milo CT 13 1087 640989
Belpasso CT 13 28108 669097
Misterbianco CT 14 49410 718507
Giarre CT 14 27659 746166
Sant'Alfio CT 15 1582 747748
Riposto CT 15 14838 762586
Ragalna CT 16 3924 766510
Motta Sant'Anastasia CT 17 12116 778626
Mascali CT 18 14282 792908
PaternĂ² CT 20 48228 841136

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km W of Acireale (52622 inhabitants)
12 Km N of Catania (314555 inhabitants)
63 Km N of Siracusa (122291 inhabitants)
72 Km SW of Reggio di Calabria (183035 inhabitants)
75 Km SW of Messina (238439 inhabitants)
84 Km NE of Ragusa (73313 inhabitants)
90 Km NE of Modica (54633 inhabitants)
90 Km NE of Vittoria (63339 inhabitants)
94 Km E of Caltanissetta (63360 inhabitants)
98 Km NE of Gela (75827 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 2.5 2002-10-29
10:04:42
37.612 15.122 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 456809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-10-29 10:04:42 ± 0.12
Latitude 37.6120 ± 0.0065
Longitude 15.1220 ± 0.0204
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 456809

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) 1938.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
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) 0.00324
Epicentral distance of station farthest from the epicenter (degree) 0.00874
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 456809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:12:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SLNA.Z. 2002-10-29T10:05:02.17 10.0 undecidable manual PG 346 0.9657 -0.22 1
--.SCLL.Z. 2002-10-29T10:04:58.85 10.0 undecidable manual PG 35 0.7881 -0.25 1
--.MSI.Z. 2002-10-29T10:04:57.37 10.0 undecidable manual PG 29 0.6771 0.38 0.7
--.AGST.Z. 2002-10-29T10:04:56.41 10.0 undecidable manual SG 166 0.3552 -0.46 0.2
--.PZI.Z. 2002-10-29T10:04:55.33 10.0 undecidable manual PG 194 0.5661 0.34 0.8
--.MEU.Z. 2002-10-29T10:04:54.45 10.0 undecidable manual PG 205 0.5439 -0.14 1.6
--.AGST.Z. 2002-10-29T10:04:50.94 10.0 undecidable manual PG 166 0.3552 0.07 1.7
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