Earthquake with magnitude of Md 2.1 on date 05-08-1993 and time 14:44:39 (Italy) in region 2 km S Maletto (CT)

A magnitude Md 2.1 earthquake occured in region: 2 km S Maletto (CT), on

  • 05-08-1993 12:44:39 (UTC)
  • 05-08-1993 14:44:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8100, 14.8650 at 10 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
Maletto CT 2 3920 3920
Bronte CT 4 19172 23092
Maniace CT 8 3765 26857
Randazzo CT 11 10900 37757
CesarĂ² ME 14 2439 40196
Santa Domenica Vittoria ME 15 980 41176
San Teodoro ME 15 1403 42579
Adrano CT 17 36122 78701
Biancavilla CT 19 24007 102708
Roccella Valdemone ME 19 666 103374
Moio Alcantara ME 19 717 104091

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NW of Acireale (52622 inhabitants)
39 Km NW of Catania (314555 inhabitants)
74 Km SW of Messina (238439 inhabitants)
76 Km W of Reggio di Calabria (183035 inhabitants)
79 Km E of Caltanissetta (63360 inhabitants)
92 Km NW of Siracusa (122291 inhabitants)
99 Km NE of Gela (75827 inhabitants)
99 Km N of Ragusa (73313 inhabitants)
100 Km N of Vittoria (63339 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 2.1
ML-VAX 1.6
1993-08-05
12:44:39
37.81 14.865 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 193239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-08-05 12:44:39 ± 0.176
Latitude 37.8100 ± 0.0113
Longitude 14.8650 ± 0.0156
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 193239

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) 1861.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00874
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 193239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:01:33

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 193239
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. 1993-08-05T12:45:13.10 10.0 undecidable manual SG 73 0.9657 0.66 0.2
--.PZI.Z. 1993-08-05T12:45:06.15 10.0 undecidable manual SG 174 0.7548 0.69 0.2
--.MEU.Z. 1993-08-05T12:45:04.50 10.0 undecidable manual SG 182 0.6882 0.45 0.5
--.SOI.Z. 1993-08-05T12:44:57.95 10.0 undecidable manual PG 73 0.9657 -0.47 0.9
--.PZI.Z. 1993-08-05T12:44:53.69 10.0 undecidable manual PG 174 0.7548 -0.7 0.6
--.MEU.Z. 1993-08-05T12:44:52.76 10.0 undecidable manual PG 182 0.6882 -0.55 0.9
--.ATN.Z. 1993-08-05T12:44:51.80 10.0 undecidable manual PG 53 0.5883 -0.14 1.8
--.MNO.Z. 1993-08-05T12:44:46.62 10.0 undecidable manual SG 312 0.1776 -0.43 0.5
--.MNO.Z. 1993-08-05T12:44:43.96 10.0 positive manual PG 312 0.1776 0.2 3.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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