Earthquake with magnitude of Md 2.0 on date 19-04-1993 and time 18:31:41 (UTC) in region 6 km N Malvagna (ME)

A magnitude Md 2.0 earthquake occured in region: 6 km N Malvagna (ME), on

  • 19-04-1993 18:31:41 (UTC)
  • 19-04-1993 20:31:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9750, 15.0590 at 46 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
Malvagna ME 6 733 733
Roccella Valdemone ME 6 666 1399
Montalbano Elicona ME 7 2287 3686
Novara di Sicilia ME 8 1337 5023
Moio Alcantara ME 8 717 5740
Tripi ME 9 873 6613
Basicò ME 10 612 7225
Fondachelli-Fantina ME 10 1019 8244
Francavilla di Sicilia ME 11 3945 12189
Santa Domenica Vittoria ME 11 980 13169
Castiglione di Sicilia CT 12 3215 16384
San Piero Patti ME 12 2915 19299
Floresta ME 13 485 19784
Motta Camastra ME 13 845 20629
Randazzo CT 15 10900 31529
Mazzarrà Sant'Andrea ME 15 1531 33060
Furnari ME 16 3784 36844
Raccuja ME 16 1041 37885
Falcone ME 16 2808 40693
Librizzi ME 16 1660 42353
Antillo ME 16 919 43272
Linguaglossa CT 17 5403 48675
Oliveri ME 17 2181 50856
Graniti ME 17 1492 52348
Ucria ME 18 1058 53406
Rodì Milici ME 18 2056 55462
Gaggi ME 19 3184 58646
Limina ME 19 836 59482
Roccafiorita ME 19 197 59679
Castroreale ME 19 2504 62183

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Acireale (52622 inhabitants)
50 Km SW of Messina (238439 inhabitants)
52 Km N of Catania (314555 inhabitants)
53 Km W of Reggio di Calabria (183035 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 2.0
ML-VAX 1.5
1993-04-19
18:31:41
37.975 15.059 46 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 183659
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-04-19 18:31:41 ± 0.905
Latitude 37.9750 ± 0.0588
Longitude 15.0590 ± 0.0331
Depth (km) 46 ± 11 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 183659

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) 7156.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00704
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 183659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:52:23

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 183659
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
--.SOI.Z. 1993-04-19T18:32:08.69 10.0 undecidable manual S 82 0.777 1.23 0.2
--.SA1.Z. 1993-04-19T18:32:02.22 10.0 undecidable manual S 342 0.6105 -1.22 0.2
--.MO9.Z. 1993-04-19T18:32:01.00 10.0 undecidable manual S 86 0.4995 0.02 0.9
--.MNO.Z. 1993-04-19T18:31:57.44 10.0 undecidable manual S 261 0.2886 0.53 0.7
--.SOI.Z. 1993-04-19T18:31:56.56 10.0 undecidable manual P 82 0.777 0.02 1.8
--.SA1.Z. 1993-04-19T18:31:55.00 10.0 undecidable manual P 342 0.6105 0.77 1.1
--.MO9.Z. 1993-04-19T18:31:51.93 10.0 undecidable manual P 86 0.4995 -0.88 1
--.MNO.Z. 1993-04-19T18:31:50.24 10.0 undecidable manual P 261 0.2886 -0.21 2.1
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