Earthquake with magnitude of Md 3.0 on date 03-03-1986 and time 16:09:40 (Italy) in region 12 km SE Maletto (CT)

A magnitude Md 3.0 earthquake occured in region: 12 km SE Maletto (CT), on

  • 03-03-1986 15:09:40 (UTC)
  • 03-03-1986 16:09:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.77, 14.98 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
Maletto CT 12 3920 3920
Randazzo CT 13 10900 14820
Bronte CT 13 19172 33992
Milo CT 13 1087 35079
Zafferana Etnea CT 14 9517 44596
Sant'Alfio CT 15 1582 46178
Ragalna CT 16 3924 50102
Moio Alcantara ME 16 717 50819
Santa Venerina CT 17 8592 59411
Santa Domenica Vittoria ME 17 980 60391
Biancavilla CT 17 24007 84398
Linguaglossa CT 17 5403 89801
Adrano CT 17 36122 125923
Nicolosi CT 17 7463 133386
Pedara CT 18 14102 147488
Castiglione di Sicilia CT 18 3215 150703
Piedimonte Etneo CT 18 3963 154666
Malvagna ME 18 733 155399
Maniace CT 18 3765 159164
Santa Maria di Licodia CT 19 7641 166805
Giarre CT 19 27659 194464
Roccella Valdemone ME 19 666 195130
Trecastagni CT 19 10910 206040
Mascali CT 19 14282 220322
Belpasso CT 19 28108 248430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of Acireale (52622 inhabitants)
31 Km N of Catania (314555 inhabitants)
70 Km SW of Messina (238439 inhabitants)
70 Km SW of Reggio di Calabria (183035 inhabitants)
83 Km NW of Siracusa (122291 inhabitants)
86 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
99 Km NE 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
Rev 1000 Md 3.0 1986-03-03
15:09:40
37.77 14.98 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 23479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-03-03 15:09:40 ± 0.18
Latitude 37.77 ± 0.02
Longitude 14.98 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 23479

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) 2426.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.00559
Epicentral distance of station farthest from the epicenter (degree) 0.02169
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 23479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:25:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.MG9.Z. 1986-03-03T15:10:21.00 10.0 undecidable manual PN 10 0.0217 0.55 0.7
--.CSI.Z. 1986-03-03T15:10:18.20 10.0 undecidable manual PN 26 0.0203 -0.2 1
--.GR9.Z. 1986-03-03T15:10:09.50 10.0 undecidable manual PN 47 0.0139 0.89 0.4
--.GIB.Z. 1986-03-03T15:10:07.50 10.0 undecidable manual SG 287 0.007 -1.04 0.1
--.PZI.Z. 1986-03-03T15:10:06.50 10.0 undecidable manual SG 182 0.0064 0.26 0.6
--.RI2.Z. 1986-03-03T15:10:06.60 10.0 undecidable manual PN 61 0.0121 0.7 0.7
--.FAI.Z. 1986-03-03T15:10:03.50 10.0 positive manual PN 245 0.0103 0.35 2.7
--.RCI.Z. 1986-03-03T15:10:02.50 10.0 undecidable manual SG 57 0.0056 -0.89 0.2
--.FE2.Z. 1986-03-03T15:09:58.60 10.0 undecidable manual PG 72 0.0082 -0.53 2.2
--.GIB.Z. 1986-03-03T15:09:56.20 10.0 undecidable manual PG 287 0.007 -0.5 1.2
--.PZI.Z. 1986-03-03T15:09:55.00 10.0 undecidable manual PG 182 0.0064 -0.37 1.4
--.MSI.Z. 1986-03-03T15:09:54.50 10.0 undecidable manual PG 46 0.0056 0.66 0.9
--.RCI.Z. 1986-03-03T15:09:53.00 10.0 undecidable manual PG 57 0.0056 -0.72 0.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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