Earthquake with magnitude of Md 2.4 on date 30-09-2004 and time 02:53:39 (UTC) in region 2 km N Catania (CT)

A magnitude Md 2.4 earthquake occured in region: 2 km N Catania (CT), on

  • 30-09-2004 02:53:39 (UTC)
  • 30-09-2004 04:53:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5180, 15.0920 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
Catania CT 2 314555 314555
Sant'Agata li Battiati CT 5 9479 324034
Gravina di Catania CT 6 25838 349872
San Gregorio di Catania CT 6 11966 361838
Aci Castello CT 6 18723 380561
San Giovanni la Punta CT 7 23060 403621
Tremestieri Etneo CT 7 20589 424210
Mascalucia CT 7 31958 456168
Valverde CT 8 7840 464008
Misterbianco CT 8 49410 513418
San Pietro Clarenza CT 9 7743 521161
Aci Bonaccorsi CT 9 3524 524685
Camporotondo Etneo CT 9 5023 529708
Aci Sant'Antonio CT 10 17984 547692
Viagrande CT 10 8563 556255
Aci Catena CT 11 29851 586106
Motta Sant'Anastasia CT 11 12116 598222
Trecastagni CT 11 10910 609132
Pedara CT 12 14102 623234
Nicolosi CT 12 7463 630697
Acireale CT 13 52622 683319
Belpasso CT 13 28108 711427
PaternĂ² CT 18 48228 759655
Ragalna CT 18 3924 763579
Santa Venerina CT 19 8592 772171
Zafferana Etnea CT 20 9517 781688

Municipalities with at least 50000 inhabitants

An earthquake occurred to
2 Km N of Catania (314555 inhabitants)
13 Km SW of Acireale (52622 inhabitants)
54 Km NW of Siracusa (122291 inhabitants)
73 Km NE of Ragusa (73313 inhabitants)
79 Km NE of Modica (54633 inhabitants)
80 Km NE of Vittoria (63339 inhabitants)
82 Km SW of Reggio di Calabria (183035 inhabitants)
86 Km SW of Messina (238439 inhabitants)
90 Km NE of Gela (75827 inhabitants)
91 Km E of Caltanissetta (63360 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 2.4
ML-VAX 1.9
2004-09-30
02:53:39
37.518 15.092 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 505759
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-09-30 02:53:39 ± 0.254
Latitude 37.5180 ± 0.0145
Longitude 15.0920 ± 0.0242
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 505759

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) 2674.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.00866
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 505759
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:04:03

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 505759
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(km) Takeoff_angle Residual Weight
--.GIB.Z. 2004-09-30T02:54:14.81 10.0 undecidable manual SG 299 0.9657 1.12 0.1
--.SOI.Z. 2004-09-30T02:54:12.90 10.0 undecidable manual SG 53 0.9324 -0.05 0.6
--.GIB.Z. 2004-09-30T02:53:59.56 10.0 undecidable manual PG 299 0.9657 0.17 1.4
--.SOI.Z. 2004-09-30T02:53:58.43 10.0 undecidable manual PG 53 0.9324 -0.53 1
--.PZI.Z. 2004-09-30T02:53:57.79 10.0 undecidable manual SG 194 0.4662 -0.22 0.7
--.MEU.Z. 2004-09-30T02:53:56.33 10.0 undecidable manual SG 207 0.444 -1.05 0.1
--.AGST.N. 2004-09-30T02:53:51.90 10.0 undecidable manual SG 157 0.2775 1.03 0.1
--.PZI.Z. 2004-09-30T02:53:50.17 10.0 negative manual PG 194 0.4662 -0.17 3.6
--.MEU.Z. 2004-09-30T02:53:49.61 10.0 undecidable manual PG 207 0.444 -0.37 1.5
--.AGST.Z. 2004-09-30T02:53:46.95 10.0 undecidable manual PG 157 0.2775 0.74 0.8
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