Earthquake with magnitude of Md 3.1 on date 01-10-1989 and time 19:32:04 (Italy) in region 7 km NW Milo (CT)

A magnitude Md 3.1 earthquake occured in region: 7 km NW Milo (CT), on

  • 01-10-1989 18:32:04 (UTC)
  • 01-10-1989 19:32:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.78, 15.07 at 1 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
Milo CT 7 1087 1087
Sant'Alfio CT 8 1582 2669
Linguaglossa CT 10 5403 8072
Zafferana Etnea CT 10 9517 17589
Piedimonte Etneo CT 10 3963 21552
Mascali CT 12 14282 35834
Giarre CT 12 27659 63493
Santa Venerina CT 12 8592 72085
Fiumefreddo di Sicilia CT 13 9623 81708
Castiglione di Sicilia CT 13 3215 84923
Riposto CT 13 14838 99761
Moio Alcantara ME 14 717 100478
Calatabiano CT 15 5308 105786
Francavilla di Sicilia ME 15 3945 109731
Randazzo CT 15 10900 120631
Malvagna ME 16 733 121364
Motta Camastra ME 16 845 122209
Gaggi ME 16 3184 125393
Santa Domenica Vittoria ME 18 980 126373
Pedara CT 18 14102 140475
Trecastagni CT 18 10910 151385
Roccella Valdemone ME 18 666 152051
Maletto CT 19 3920 155971
Nicolosi CT 19 7463 163434
Viagrande CT 19 8563 171997
Graniti ME 19 1492 173489
Giardini-Naxos ME 20 9415 182904
Aci Sant'Antonio CT 20 17984 200888
Ragalna CT 20 3924 204812

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Acireale (52622 inhabitants)
31 Km N of Catania (314555 inhabitants)
63 Km SW of Reggio di Calabria (183035 inhabitants)
63 Km SW of Messina (238439 inhabitants)
82 Km N of Siracusa (122291 inhabitants)
94 Km E of Caltanissetta (63360 inhabitants)
99 Km N of Ragusa (73313 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
Rev 1000 Md 3.1 1989-10-01
18:32:04
37.78 15.07 1 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 101379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-10-01 18:32:04 ± 1.289
Latitude 37.78 ± 0.06
Longitude 15.07 ± 0.05
Depth (km) 1 ± 9 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 101379

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) 8231.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.5
Epicentral distance of station closest to the epicenter (degree) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.01991
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

Md:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 101379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:34:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.TDS.Z. 1989-10-01T18:32:40.50 10.0 undecidable manual PN 27 0.0191 -0.27 1.2
--.CSI.Z. 1989-10-01T18:32:39.96 10.0 undecidable manual PN 24 0.0199 -2.12 0.8
--.GIB.Z. 1989-10-01T18:32:38.33 10.0 undecidable manual SG 284 0.0076 3.34 0.3
--.MEU.Z. 1989-10-01T18:32:34.87 10.0 undecidable manual SG 195 0.0062 4.82 0.1
--.GMB.Z. 1989-10-01T18:32:33.73 10.0 undecidable manual SG 56 0.0064 3.02 0.4
--.CZI.Z. 1989-10-01T18:32:32.68 10.0 undecidable manual PN 29 0.0149 -1.75 1.1
--.GRI.Z. 1989-10-01T18:32:32.50 10.0 undecidable manual PN 44 0.0134 0.48 1.5
--.MO9.Z. 1989-10-01T18:32:31.25 10.0 undecidable manual SG 65 0.0049 6.25 0
--.PZI.Z. 1989-10-01T18:32:28.10 10.0 undecidable manual SG 187 0.0066 -3.19 0.3
--.FAI.Z. 1989-10-01T18:32:28.50 10.0 undecidable manual PN 245 0.0109 0.16 1.7
--.MEU.Z. 1989-10-01T18:32:22.74 10.0 undecidable manual PG 195 0.0062 3.65 0.6
--.GIB.Z. 1989-10-01T18:32:21.40 10.0 undecidable manual PG 284 0.0076 -0.91 1.8
--.MNO.Z. 1989-10-01T18:32:18.82 10.0 undecidable manual SG 297 0.0029 1.88 0.6
--.GMB.Z. 1989-10-01T18:32:18.36 10.0 undecidable manual PG 56 0.0064 -1.12 1.7
--.GA2.Z. 1989-10-01T18:32:18.75 10.0 undecidable manual PG 56 0.0064 -0.74 1.8
--.MO9.Z. 1989-10-01T18:32:16.56 10.0 undecidable manual PG 65 0.0049 0.38 1.9
--.PZI.Z. 1989-10-01T18:32:15.14 10.0 undecidable manual PG 187 0.0066 -4.62 0.3
--.MNO.Z. 1989-10-01T18:32:11.20 10.0 undecidable manual PG 297 0.0029 -0.5 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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