Earthquake with magnitude of Md 3.0 on date 03-09-1989 and time 04:25:26 (UTC) in region 6 km SE Randazzo (CT)

A magnitude Md 3.0 earthquake occured in region: 6 km SE Randazzo (CT), on

  • 03-09-1989 04:25:26 (UTC)
  • 03-09-1989 06:25:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.84, 14.99 at 12 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
Randazzo CT 6 10900 10900
Moio Alcantara ME 8 717 11617
Santa Domenica Vittoria ME 9 980 12597
Malvagna ME 11 733 13330
Roccella Valdemone ME 11 666 13996
Maletto CT 11 3920 17916
Castiglione di Sicilia CT 12 3215 21131
Linguaglossa CT 13 5403 26534
Francavilla di Sicilia ME 14 3945 30479
Bronte CT 15 19172 49651
Maniace CT 17 3765 53416
Piedimonte Etneo CT 17 3963 57379
Milo CT 17 1087 58466
Sant'Alfio CT 17 1582 60048
Motta Camastra ME 17 845 60893
Floresta ME 18 485 61378
Zafferana Etnea CT 19 9517 70895
Fiumefreddo di Sicilia CT 20 9623 80518
Mascali CT 20 14282 94800

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Acireale (52622 inhabitants)
38 Km N of Catania (314555 inhabitants)
63 Km SW of Messina (238439 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
91 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 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 3.0
ML-VAX 2.8
1989-09-03
04:25:26
37.84 14.99 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 98749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-09-03 04:25:26 ± 0.194
Latitude 37.84 ± 0.02
Longitude 14.99 ± 0.01
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 98749

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) 1985.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
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) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.02453
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 98749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:32:16

ML:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 98749
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 Takeoff_angle Residual Weight
--.SGO.Z. 1989-09-03T04:26:41.48 10.0 undecidable manual SN 4 0.0245 -0.46 0.3
--.MGR.Z. 1989-09-03T04:26:32.82 10.0 undecidable manual SN 10 0.021 0.19 0.4
--.TDS.Z. 1989-09-03T04:26:26.80 10.0 undecidable manual SN 29 0.0189 -0.89 0.2
--.CZI.Z. 1989-09-03T04:26:17.80 10.0 undecidable manual SN 32 0.0147 1.74 0
--.USI.Z. 1989-09-03T04:26:16.90 10.0 undecidable manual SN 301 0.015 -0.62 0.3
--.GRI.Z. 1989-09-03T04:26:12.53 10.0 undecidable manual SN 48 0.0134 0.11 0.6
--.SGO.Z. 1989-09-03T04:26:10.57 10.0 undecidable manual PN 4 0.0245 0.31 0.9
--.FAI.Z. 1989-09-03T04:26:05.31 10.0 undecidable manual SN 241 0.0107 -0.08 0.6
--.MGR.Z. 1989-09-03T04:26:04.55 10.0 undecidable manual PN 10 0.021 -0.33 1
--.CSI.Z. 1989-09-03T04:26:03.70 10.0 undecidable manual PN 26 0.0197 0.83 0.6
--.DR2.Z. 1989-09-03T04:26:02.00 10.0 undecidable manual SN 41 0.0098 -0.97 0.2
--.TDS.Z. 1989-09-03T04:26:01.11 10.0 undecidable manual PN 29 0.0189 -0.5 0.9
--.ROI.Z. 1989-09-03T04:26:01.68 10.0 undecidable manual PN 34 0.0191 -0.24 1.1
--.SE2.Z. 1989-09-03T04:25:59.80 10.0 undecidable manual PN 48 0.016 1.77 0
--.ACI.Z. 1989-09-03T04:25:58.48 10.0 undecidable manual PN 31 0.016 1.24 0.2
--.SOI.Z. 1989-09-03T04:25:57.00 10.0 undecidable manual SG 73 0.0078 0.27 0.6
--.USI.Z. 1989-09-03T04:25:55.29 10.0 undecidable manual PN 301 0.015 -0.4 1.1
--.CZI.Z. 1989-09-03T04:25:54.88 10.0 undecidable manual PN 32 0.0147 -0.44 2.2
--.GIB.Z. 1989-09-03T04:25:53.10 10.0 undecidable manual SG 281 0.007 -0.87 0.3
--.GRI.Z. 1989-09-03T04:25:53.27 10.0 undecidable manual PN 48 0.0134 0.06 1.5
--.GMB.Z. 1989-09-03T04:25:52.62 10.0 undecidable manual SG 62 0.0066 0.14 0.6
--.SA1.Z. 1989-09-03T04:25:51.26 10.0 undecidable manual SG 349 0.0066 -1.2 0.1
--.FAI.Z. 1989-09-03T04:25:49.18 10.0 negative manual PN 241 0.0107 0.03 3.2
--.LPI.Z. 1989-09-03T04:25:49.39 10.0 undecidable manual SG 355 0.0058 -0.45 0.5
--.MO9.Z. 1989-09-03T04:25:47.65 10.0 undecidable manual SG 73 0.0051 0.27 0.6
--.DR2.Z. 1989-09-03T04:25:47.56 10.0 undecidable manual PN 41 0.0098 -0.2 3
--.MSI.Z. 1989-09-03T04:25:46.95 10.0 undecidable manual SG 50 0.0051 -0.34 0.6
--.FE2.Z. 1989-09-03T04:25:44.72 10.0 undecidable manual PG 76 0.0079 0.24 1.5
--.SOI.Z. 1989-09-03T04:25:43.75 10.0 negative manual PG 73 0.0078 -0.41 2.5
--.GIB.Z. 1989-09-03T04:25:42.86 10.0 negative manual PG 281 0.007 0.35 2.7
--.SA1.Z. 1989-09-03T04:25:41.38 10.0 undecidable manual PG 349 0.0066 -0.31 1.4
--.GA2.Z. 1989-09-03T04:25:41.95 10.0 undecidable manual PG 62 0.0066 0.22 1.5
--.PZI.Z. 1989-09-03T04:25:41.31 10.0 undecidable manual PG 182 0.007 -1.29 0.2
--.GMB.Z. 1989-09-03T04:25:41.93 10.0 undecidable manual PG 62 0.0066 0.23 1.5
--.MSI.Z. 1989-09-03T04:25:39.20 10.0 undecidable manual PG 50 0.0051 0.32 1.4
--.LPI.Z. 1989-09-03T04:25:39.25 10.0 undecidable manual PG 355 0.0058 -0.93 0.6
--.MO9.Z. 1989-09-03T04:25:38.84 10.0 undecidable manual PG 73 0.0051 0.09 1.6
--.MNO.Z. 1989-09-03T04:25:33.79 10.0 negative manual PG 291 0.0023 0.97 1.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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