Earthquake with magnitude of Md 2.0 on date 15-09-1990 and time 19:58:17 (UTC) in region 5 km E Villafranca Tirrena (ME)

A magnitude Md 2.0 earthquake occured in region: 5 km E Villafranca Tirrena (ME), on

  • 15-09-1990 19:58:17 (UTC)
  • 15-09-1990 21:58:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2240, 15.4890 at 17 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
Villafranca Tirrena ME 5 8584 8584
Saponara ME 6 3988 12572
Messina ME 7 238439 251011
Rometta ME 9 6650 257661
Spadafora ME 10 5021 262682
Venetico ME 11 3911 266593
Valdina ME 11 1355 267948
Roccavaldina ME 11 1133 269081
Monforte San Giorgio ME 12 2777 271858
Torregrotta ME 12 7431 279289
Villa San Giovanni RC 13 13784 293073
San Pier Niceto ME 14 2837 295910
Campo Calabro RC 15 4536 300446
CondrĂ² ME 15 493 300939
Gualtieri SicaminĂ² ME 16 1807 302746
Pace del Mela ME 17 6239 308985
Fiumara RC 18 1018 310003
Reggio di Calabria RC 19 183035 493038
Itala ME 20 1640 494678
San Filippo del Mela ME 20 7115 501793

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NW of Messina (238439 inhabitants)
19 Km NW of Reggio di Calabria (183035 inhabitants)
74 Km NE of Acireale (52622 inhabitants)
88 Km NE of Catania (314555 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 2.0
ML-VAX 1.6
1990-09-15
19:58:17
38.224 15.489 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 127329
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-09-15 19:58:17 ± 0.141
Latitude 38.2240 ± 0.0118
Longitude 15.4890 ± 0.0066
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 127329

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) 1428.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00615
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 127329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:58:25

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 127329
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
--.LPI.Z. 1990-09-15T19:58:35.76 10.0 undecidable manual SG 301 0.4995 -0.27 0.3
--.SOI.Z. 1990-09-15T19:58:34.14 10.0 undecidable manual SG 108 0.4662 -0.59 0
--.MNO.Z. 1990-09-15T19:58:31.50 10.0 undecidable manual PG 245 0.6882 -0.01 1.2
--.LPI.Z. 1990-09-15T19:58:28.24 10.0 undecidable manual PG 301 0.4995 0.02 1.5
--.GMB.Z. 1990-09-15T19:58:28.83 10.0 undecidable manual SG 101 0.2664 0.18 0.5
--.SOI.Z. 1990-09-15T19:58:27.32 10.0 undecidable manual PG 108 0.4662 -0.15 1.2
--.SC9.Z. 1990-09-15T19:58:25.76 10.0 undecidable manual SG 79 0.1776 -0.27 0.3
--.GMB.Z. 1990-09-15T19:58:24.28 10.0 undecidable manual PG 101 0.2664 0.32 0.6
--.ATN.Z. 1990-09-15T19:58:23.40 10.0 undecidable manual SG 197 0.0666 -0.22 0.4
--.SC9.Z. 1990-09-15T19:58:22.53 10.0 positive manual PG 79 0.1776 0.08 3.5
--.ATN.Z. 1990-09-15T19:58:21.20 10.0 undecidable manual PG 197 0.0666 0.15 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