Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.5 on date 17-11-1989 and time 22:12:06 (UTC) in region 4 km SE Galati Mamertino (ME)

A magnitude Md 2.5 earthquake occured in region: 4 km SE Galati Mamertino (ME), on

  • 17-11-1989 22:12:06 (UTC)
  • 17-11-1989 23:12:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9980, 14.7870 at 18 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Galati Mamertino ME 4 2627 2627
Longi ME 5 1473 4100
Tortorici ME 5 6435 10535
Alcara li Fusi ME 8 1980 12515
San Salvatore di Fitalia ME 8 1319 13834
Frazzanò ME 9 711 14545
Ucria ME 10 1058 15603
Castell'Umberto ME 10 3128 18731
Mirto ME 10 974 19705
Floresta ME 11 485 20190
Sinagra ME 11 2705 22895
Militello Rosmarino ME 11 1324 24219
San Marco d'Alunzio ME 11 1996 26215
Raccuja ME 13 1041 27256
Ficarra ME 13 1469 28725
Naso ME 14 3813 32538
Capri Leone ME 14 4515 37053
Torrenova ME 14 4386 41439
Maniace CT 15 3765 45204
Sant'Angelo di Brolo ME 15 3090 48294
Sant'Agata di Militello ME 16 12624 60918
San Fratello ME 17 3707 64625
San Piero Patti ME 17 2915 67540
Santa Domenica Vittoria ME 18 980 68520
Cesarò ME 18 2439 70959
San Teodoro ME 18 1403 72362
Brolo ME 18 5783 78145
Capo d'Orlando ME 19 13254 91399
Acquedolci ME 19 5744 97143
Librizzi ME 19 1660 98803
Randazzo CT 19 10900 109703
Piraino ME 20 3962 113665
Maletto CT 20 3920 117585

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Acireale (52622 inhabitants)
61 Km NW of Catania (314555 inhabitants)
71 Km W of Messina (238439 inhabitants)
76 Km W of Reggio di Calabria (183035 inhabitants)
85 Km NE 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 2.5
ML-VAX 1.8 		1989-11-17
22:12:06		 37.998 14.787 18 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 104479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-11-17 22:12:06 ± 0.252
Latitude 37.9980 ± 0.0220
Longitude 14.7870 ± 0.0231
Depth (km) 18 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 104479

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) 3176.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
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) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.01449
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 104479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:37:20

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 104479
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
--.GA2.Z. 1989-11-17T22:12:37.20 10.0 undecidable manual SN 77 0.8325 1.58 0.2
--.PZI.Z. 1989-11-17T22:12:37.50 10.0 undecidable manual SN 172 0.9435 -0.82 0.4
--.CZI.Z. 1989-11-17T22:12:33.10 10.0 undecidable manual PN 40 1.6095 -0.93 0.7
--.PA2.Z. 1989-11-17T22:12:32.50 10.0 undecidable manual PN 69 1.3875 1.55 0.3
--.SA1.Z. 1989-11-17T22:12:27.11 10.0 undecidable manual SG 3 0.555 0.13 0.7
--.GIB.Z. 1989-11-17T22:12:27.57 10.0 undecidable manual SG 269 0.5883 -0.48 0.6
--.DR2.Z. 1989-11-17T22:12:27.72 10.0 undecidable manual PN 53 1.0989 0.61 1.2
--.FE2.Z. 1989-11-17T22:12:27.28 10.0 undecidable manual PN 87 1.0101 1.29 0.6
--.ATN.Z. 1989-11-17T22:12:26.14 10.0 undecidable manual SG 72 0.5439 -0.52 0.6
--.PZI.Z. 1989-11-17T22:12:24.50 10.0 undecidable manual PN 172 0.9435 -0.48 1.4
--.GA2.Z. 1989-11-17T22:12:22.75 10.0 undecidable manual PN 77 0.8325 -0.67 1.3
--.MO9.Z. 1989-11-17T22:12:19.49 10.0 undecidable manual PG 89 0.7104 -1.68 0.3
--.ATN.Z. 1989-11-17T22:12:18.12 10.0 negative manual PG 72 0.5439 -0.13 3.6
--.GIB.Z. 1989-11-17T22:12:18.67 10.0 undecidable manual PG 269 0.5883 -0.38 1.7
--.SA1.Z. 1989-11-17T22:12:17.65 10.0 undecidable manual PG 3 0.555 -0.78 1.3
--.LPI.Z. 1989-11-17T22:12:17.83 10.0 undecidable manual PG 13 0.4995 0.52 1.5
--.MNO.Z. 1989-11-17T22:12:15.80 10.0 undecidable manual SG 227 0.0888 1.63 0.1
--.MNO.Z. 1989-11-17T22:12:11.19 10.0 undecidable manual PG 227 0.0888 0.57 1.5
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