Earthquake with magnitude of Md 2.5 on date 24-05-2002 and time 02:50:47 (UTC) in region Costa Catanese (Catania)

A magnitude Md 2.5 earthquake occured in region: Costa Catanese (Catania), on

  • 24-05-2002 02:50:47 (UTC)
  • 24-05-2002 04:50:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.4490, 15.1450 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 8 314555 314555
Aci Castello CT 12 18723 333278
San Gregorio di Catania CT 13 11966 345244
Sant'Agata li Battiati CT 14 9479 354723
Gravina di Catania CT 15 25838 380561
Misterbianco CT 15 49410 429971
Valverde CT 15 7840 437811
San Giovanni la Punta CT 15 23060 460871
Tremestieri Etneo CT 16 20589 481460
Mascalucia CT 16 31958 513418
Aci Bonaccorsi CT 17 3524 516942
Motta Sant'Anastasia CT 17 12116 529058
Aci Catena CT 17 29851 558909
San Pietro Clarenza CT 17 7743 566652
Aci Sant'Antonio CT 18 17984 584636
Camporotondo Etneo CT 18 5023 589659
Acireale CT 18 52622 642281
Viagrande CT 19 8563 650844
Trecastagni CT 20 10910 661754

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km SE of Catania (314555 inhabitants)
18 Km S of Acireale (52622 inhabitants)
45 Km N of Siracusa (122291 inhabitants)
69 Km NE of Ragusa (73313 inhabitants)
74 Km NE of Modica (54633 inhabitants)
77 Km NE of Vittoria (63339 inhabitants)
86 Km SW of Reggio di Calabria (183035 inhabitants)
90 Km NE of Gela (75827 inhabitants)
91 Km SW of Messina (238439 inhabitants)
96 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 2.5
ML-VAX 2.0
2002-05-24
02:50:47
37.449 15.145 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 441649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-05-24 02:50:47 ± 0.225
Latitude 37.4490 ± 0.0131
Longitude 15.1450 ± 0.0251
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 441649

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) 2647.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.01020
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 441649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:57:30

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 441649
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
--.SCLL.Z. 2002-05-24T02:51:20.14 10.0 undecidable manual SG 29 0.9213 0.09 0.4
--.SLNA.Z. 2002-05-24T02:51:11.28 10.0 undecidable manual PN 347 1.1322 1.34 0
--.SOI.Z. 2002-05-24T02:51:06.30 10.0 undecidable manual PG 48 0.9435 -0.76 0.4
--.SCLL.Z. 2002-05-24T02:51:05.85 10.0 undecidable manual PG 29 0.9213 -0.44 0.8
--.MEU.Z. 2002-05-24T02:51:03.34 10.0 undecidable manual SG 216 0.4107 -0.42 0.4
--.PZI.Z. 2002-05-24T02:51:03.20 10.0 undecidable manual SG 201 0.4218 -0.86 0.2
--.MTTG.Z. 2002-05-24T02:51:01.98 10.0 undecidable manual PG 38 0.6993 -0.27 1.1
--.PZI.Z. 2002-05-24T02:50:56.92 10.0 positive manual PG 201 0.4218 -0.03 2.7
--.MEU.Z. 2002-05-24T02:50:56.74 10.0 positive manual PG 216 0.4107 -0.14 2.6
--.AGST.Z. 2002-05-24T02:50:55.78 10.0 undecidable manual SG 161 0.1998 0.29 0.5
--.AGST.Z. 2002-05-24T02:50:52.55 10.0 positive manual PG 161 0.1998 0.44 1.9
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