Earthquake with magnitude of Md 4.3 on date 29-10-2002 and time 11:02:22 (Italy) in region 2 km NW Aci Sant'Antonio (CT)

A magnitude Md 4.3 earthquake occured in region: 2 km NW Aci Sant'Antonio (CT), on

  • 29-10-2002 10:02:22 (UTC)
  • 29-10-2002 11:02:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.62, 15.12 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 2 17984 17984
Viagrande CT 2 8563 26547
Aci Bonaccorsi CT 3 3524 30071
Aci Catena CT 3 29851 59922
Trecastagni CT 4 10910 70832
Acireale CT 4 52622 123454
Valverde CT 5 7840 131294
Pedara CT 5 14102 145396
San Giovanni la Punta CT 6 23060 168456
San Gregorio di Catania CT 7 11966 180422
Tremestieri Etneo CT 7 20589 201011
Santa Venerina CT 7 8592 209603
Aci Castello CT 8 18723 228326
Zafferana Etnea CT 8 9517 237843
Sant'Agata li Battiati CT 8 9479 247322
Nicolosi CT 8 7463 254785
Mascalucia CT 8 31958 286743
Gravina di Catania CT 9 25838 312581
San Pietro Clarenza CT 10 7743 320324
Milo CT 11 1087 321411
Camporotondo Etneo CT 12 5023 326434
Belpasso CT 13 28108 354542
Giarre CT 13 27659 382201
Sant'Alfio CT 14 1582 383783
Catania CT 14 314555 698338
Riposto CT 14 14838 713176
Misterbianco CT 15 49410 762586
Ragalna CT 16 3924 766510
Mascali CT 16 14282 780792
Motta Sant'Anastasia CT 18 12116 792908
PaternĂ² CT 20 48228 841136

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km W of Acireale (52622 inhabitants)
14 Km N of Catania (314555 inhabitants)
65 Km N of Siracusa (122291 inhabitants)
71 Km SW of Reggio di Calabria (183035 inhabitants)
74 Km SW of Messina (238439 inhabitants)
85 Km NE of Ragusa (73313 inhabitants)
91 Km NE of Modica (54633 inhabitants)
91 Km NE of Vittoria (63339 inhabitants)
94 Km E of Caltanissetta (63360 inhabitants)
99 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
Rev 1000 Md 4.3
ML-MEDNET 4.5
2002-10-29
10:02:22
37.63 15.12 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 456799
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-10-29 10:02:22 ± 0.237
Latitude 37.63 ± 0.02
Longitude 15.12 ± 0.03
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 456799

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) 3018.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.9
Epicentral distance of station closest to the epicenter (degree) 0.0034
Epicentral distance of station farthest from the epicenter (degree) 0.03651
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

Md:4.3

Field Value
Value 4.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 456799
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:12:27

ML:4.5

Field Value
Value 4.5
Uncertainty
Num. used stations
Type of magnitude ML
Reference to an origin 456799
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
--.CPI2.Z. 2002-10-29T10:03:25.76 10.0 undecidable manual PN 351 0.036 1.84 0.3
--.RGNG.Z. 2002-10-29T10:03:25.38 10.0 undecidable manual PN 4 0.0365 0.68 0.9
--.BRT.Z. 2002-10-29T10:03:17.54 10.0 undecidable manual PN 25 0.0325 -0.9 0.8
--.CSSN.Z. 2002-10-29T10:03:13.90 10.0 undecidable manual PN 358 0.0291 0.56 1.1
--.MRLC.Z. 2002-10-29T10:03:13.76 10.0 undecidable manual PN 5 0.0283 1.69 0.4
--.SGO.Z. 2002-10-29T10:03:09.60 10.0 undecidable manual PN 2 0.0264 -0.18 1.3
--.MGR.Z. 2002-10-29T10:03:02.40 10.0 undecidable manual PN 7 0.0227 -1.68 0.4
--.SOI.N. 2002-10-29T10:02:53.77 10.0 undecidable manual SG 58 0.0078 1.07 0.4
--.GRI.Z. 2002-10-29T10:02:51.76 10.0 undecidable manual PN 40 0.0141 1.23 1
--.MPG.Z. 2002-10-29T10:02:48.10 10.0 undecidable manual PN 291 0.0134 -1.32 0.8
--.FAVR.Z. 2002-10-29T10:02:46.79 10.0 undecidable manual PN 253 0.0108 1.32 1
--.CSLB.Z. 2002-10-29T10:02:41.42 10.0 undecidable manual PG 290 0.008 1.1 1.2
--.SLNA.Z. 2002-10-29T10:02:40.97 10.0 undecidable manual PG 346 0.0086 -0.59 1.5
--.GIB.Z. 2002-10-29T10:02:40.57 10.0 undecidable manual PG 293 0.0084 -0.53 1.5
--.SOI.E. 2002-10-29T10:02:39.37 10.0 undecidable manual PG 58 0.0078 -0.39 1.7
--.AGST.N. 2002-10-29T10:02:36.15 10.0 undecidable manual SG 166 0.0034 -0.6 0.6
--.SCLL.Z. 2002-10-29T10:02:36.69 10.0 undecidable manual PG 36 0.007 -1.65 0.6
--.MTTG.Z. 2002-10-29T10:02:35.95 10.0 undecidable manual PG 50 0.0053 1.18 1
--.PZI.Z. 2002-10-29T10:02:34.41 10.0 undecidable manual PG 193 0.0053 -0.18 1.8
--.MSI.Z. 2002-10-29T10:02:34.68 10.0 undecidable manual PG 30 0.006 -1.54 0.7
--.MEU.Z. 2002-10-29T10:02:33.64 10.0 undecidable manual PG 204 0.005 -0.53 1.5
--.AGST.Z. 2002-10-29T10:02:31.10 10.0 undecidable manual PG 166 0.0034 0.46 1.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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