Earthquake with magnitude of Md 2.5 on date 18-12-1990 and time 05:38:19 (Italy) in region 4 km SW Castroreale (ME)

A magnitude Md 2.5 earthquake occured in region: 4 km SW Castroreale (ME), on

  • 18-12-1990 04:38:19 (UTC)
  • 18-12-1990 05:38:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0790, 15.1790 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
Rodì Milici ME 4 2056 2056
Castroreale ME 4 2504 4560
Mazzarrà Sant'Andrea ME 4 1531 6091
Furnari ME 6 3784 9875
Terme Vigliatore ME 7 7395 17270
Tripi ME 8 873 18143
Novara di Sicilia ME 8 1337 19480
Barcellona Pozzo di Gotto ME 8 41583 61063
Falcone ME 9 2808 63871
Fondachelli-Fantina ME 10 1019 64890
Basicò ME 10 612 65502
Santa Lucia del Mela ME 12 4650 70152
Oliveri ME 12 2181 72333
Merì ME 12 2338 74671
Antillo ME 13 919 75590
San Filippo del Mela ME 13 7115 82705
Mandanici ME 15 601 83306
Gualtieri Sicaminò ME 15 1807 85113
Montalbano Elicona ME 16 2287 87400
Pace del Mela ME 16 6239 93639
Condrò ME 17 493 94132
Milazzo ME 17 31646 125778
Limina ME 17 836 126614
San Pier Niceto ME 18 2837 129451
Roccafiorita ME 18 197 129648
Casalvecchio Siculo ME 18 842 130490
Pagliara ME 19 1170 131660
San Piero Patti ME 19 2915 134575
Fiumedinisi ME 19 1409 135984
Librizzi ME 19 1660 137644
Savoca ME 20 1732 139376
Torregrotta ME 20 7431 146807
Francavilla di Sicilia ME 20 3945 150752
Patti ME 20 13431 164183

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Messina (238439 inhabitants)
41 Km W of Reggio di Calabria (183035 inhabitants)
52 Km N of Acireale (52622 inhabitants)
64 Km N of Catania (314555 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 1.9
1990-12-18
04:38:19
38.079 15.179 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 132639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-12-18 04:38:19 ± 0.214
Latitude 38.0790 ± 0.0266
Longitude 15.1790 ± 0.0136
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 132639

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) 3187.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.01093
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 132639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:03:35

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 132639
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
--.MEU.Z. 1990-12-18T04:38:57.00 10.0 undecidable manual SG! 196 0.999 2.8 0
--.GIB.Z. 1990-12-18T04:38:50.19 10.0 undecidable manual SG 264 0.9102 -0.96 0.1
--.SOI.Z. 1990-12-18T04:38:44.00 10.0 undecidable manual SG 90 0.6882 -0.02 0.5
--.GRI.Z. 1990-12-18T04:38:43.65 10.0 positive manual PN 52 1.2099 1 0.5
--.MEU.Z. 1990-12-18T04:38:40.20 10.0 undecidable manual PG 196 0.999 0.87 0.4
--.PZI.Z. 1990-12-18T04:38:40.00 10.0 undecidable manual PG 190 1.0323 0.05 1
--.MNO.Z. 1990-12-18T04:38:36.15 10.0 undecidable manual SG 249 0.3996 1.31 0.1
--.GIB.Z. 1990-12-18T04:38:36.85 10.0 positive manual PG 264 0.9102 -0.72 1.1
--.MO9.Z. 1990-12-18T04:38:34.86 10.0 undecidable manual SG 100 0.3996 -0.16 0.5
--.SOI.Z. 1990-12-18T04:38:32.50 10.0 undecidable manual PG 90 0.6882 -0.96 0.4
--.GA2.Z. 1990-12-18T04:38:29.98 10.0 positive manual PG 80 0.5106 -0.33 2.2
--.MNO.Z. 1990-12-18T04:38:28.19 10.0 negative manual PG 249 0.3996 0.03 2.5
--.ATN.Z. 1990-12-18T04:38:28.35 10.0 undecidable manual SG 70 0.2331 0.04 0.5
--.MO9.Z. 1990-12-18T04:38:27.91 10.0 positive manual PG 100 0.3996 -0.35 2.1
--.ATN.Z. 1990-12-18T04:38:24.61 10.0 positive manual PG 70 0.2331 0.23 2.3
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