Earthquake with magnitude of Md 2.4 on date 26-05-1990 and time 04:25:03 (UTC) in region 3 km SW Castiglione di Sicilia (CT)

A magnitude Md 2.4 earthquake occured in region: 3 km SW Castiglione di Sicilia (CT), on

  • 26-05-1990 04:25:03 (UTC)
  • 26-05-1990 06:25:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8630, 15.1080 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
Castiglione di Sicilia CT 3 3215 3215
Linguaglossa CT 4 5403 8618
Francavilla di Sicilia ME 5 3945 12563
Moio Alcantara ME 7 717 13280
Motta Camastra ME 7 845 14125
Malvagna ME 8 733 14858
Piedimonte Etneo CT 9 3963 18821
Gaggi ME 10 3184 22005
Graniti ME 11 1492 23497
Calatabiano CT 11 5308 28805
Fiumefreddo di Sicilia CT 12 9623 38428
Roccella Valdemone ME 12 666 39094
Sant'Alfio CT 14 1582 40676
Mascali CT 14 14282 54958
Santa Domenica Vittoria ME 14 980 55938
Randazzo CT 14 10900 66838
Castelmola ME 15 1088 67926
Fondachelli-Fantina ME 15 1019 68945
Giardini-Naxos ME 15 9415 78360
Milo CT 15 1087 79447
Mongiuffi Melia ME 15 600 80047
Taormina ME 16 10960 91007
Roccafiorita ME 16 197 91204
Giarre CT 16 27659 118863
Riposto CT 17 14838 133701
Limina ME 17 836 134537
Gallodoro ME 17 367 134904
Novara di Sicilia ME 17 1337 136241
Antillo ME 18 919 137160
Letojanni ME 18 2861 140021
Zafferana Etnea CT 19 9517 149538
Santa Venerina CT 20 8592 158130
Montalbano Elicona ME 20 2287 160417

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km N of Acireale (52622 inhabitants)
40 Km N of Catania (314555 inhabitants)
54 Km SW of Messina (238439 inhabitants)
54 Km SW of Reggio di Calabria (183035 inhabitants)
91 Km N of Siracusa (122291 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 2.2
1990-05-26
04:25:03
37.863 15.108 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 119719
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-05-26 04:25:03 ± 0.374
Latitude 37.8630 ± 0.0257
Longitude 15.1080 ± 0.0487
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 119719

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) 5145.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 193
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00364
Epicentral distance of station farthest from the epicenter (degree) 0.01408
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 119719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:51:09

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 119719
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
--.GRI.Z. 1990-05-26T04:25:48.00 10.0 undecidable manual SN 46 1.3986 -0.78 0.3
--.DR2.Z. 1990-05-26T04:25:37.50 10.0 undecidable manual SG 39 1.0101 -1.42 0.1
--.PZI.Z. 1990-05-26T04:25:33.40 10.0 undecidable manual SG 189 0.8103 0.41 0.6
--.CZI.Z. 1990-05-26T04:25:31.42 10.0 undecidable manual PN 30 1.5651 -0.54 0.9
--.MEU.Z. 1990-05-26T04:25:31.88 10.0 undecidable manual SG 196 0.777 0.34 0.6
--.GRI.Z. 1990-05-26T04:25:31.00 10.0 undecidable manual PN 46 1.3986 1.35 0.2
--.SOI.Z. 1990-05-26T04:25:30.00 10.0 undecidable manual SG 74 0.777 -1.25 0.2
--.PA2.Z. 1990-05-26T04:25:27.68 10.0 negative manual PN 59 1.1988 0.66 1
--.SC9.Z. 1990-05-26T04:25:25.28 10.0 undecidable manual SG 50 0.6105 -0.98 0.3
--.DR2.Z. 1990-05-26T04:25:23.60 10.0 positive manual PG 39 1.0101 -0.36 1.4
--.MO9.Z. 1990-05-26T04:25:22.94 10.0 undecidable manual SG 73 0.4773 1.08 0.2
--.PZI.Z. 1990-05-26T04:25:20.15 10.0 undecidable manual PG 189 0.8103 -0.18 1.7
--.FE2.Z. 1990-05-26T04:25:20.36 10.0 negative manual PG 77 0.777 0.52 1.4
--.ATN.Z. 1990-05-26T04:25:20.24 10.0 undecidable manual SG 43 0.3996 0.99 0.3
--.MEU.Z. 1990-05-26T04:25:19.43 10.0 negative manual PG 196 0.777 -0.27 3.3
--.GA2.Z. 1990-05-26T04:25:18.25 10.0 negative manual PG 61 0.6327 1.13 0.5
--.SOI.Z. 1990-05-26T04:25:18.50 10.0 undecidable manual PG 74 0.777 -1.03 0.6
--.SC9.Z. 1990-05-26T04:25:16.39 10.0 positive manual PG 50 0.6105 -0.26 3.3
--.ATN.Z. 1990-05-26T04:25:13.16 10.0 undecidable manual PG 43 0.3996 0.56 1.3
--.MO9.Z. 1990-05-26T04:25:13.77 10.0 undecidable manual PG 73 0.4773 -0.34 1.6
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