Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.5 on date 14-11-1990 and time 00:30:43 (UTC) in region Tirreno Meridionale (MARE)

A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 14-11-1990 00:30:43 (UTC)
  • 14-11-1990 01:30:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4450, 15.2620 at 100 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Messina (238439 inhabitants)
50 Km NW of Reggio di Calabria (183035 inhabitants)
93 Km N of Acireale (52622 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 2.3 		1990-11-14
00:30:43		 38.445 15.262 100 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 130439
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-11-14 00:30:43 ± 1.07
Latitude 38.4450 ± 0.0416
Longitude 15.2620 ± 0.0853
Depth (km) 100 ± 10 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 130439

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) 8747.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 216
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.02606
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 130439
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:01:20

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 130439
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
--.LCI.Z. 1990-11-14T00:31:58.00 10.0 undecidable manual S ! 48 2.8971 -2.86 0
--.MGR.Z. 1990-11-14T00:31:36.50 10.0 undecidable manual S ! 7 1.6983 2.63 0
--.TDS.Z. 1990-11-14T00:31:29.97 10.0 undecidable manual S 34 1.4652 1.15 0
--.LCI.Z. 1990-11-14T00:31:24.70 10.0 undecidable manual P ! 48 2.8971 -3.49 0
--.SE2.Z. 1990-11-14T00:31:19.95 10.0 undecidable manual S ! 63 1.2654 -4.61 0
--.GRI.Z. 1990-11-14T00:31:18.00 10.0 undecidable manual S 67 0.9657 -0.85 0.1
--.FE2.Z. 1990-11-14T00:31:18.50 10.0 undecidable manual S ! 121 0.7548 3.46 0
--.MO9.Z. 1990-11-14T00:31:13.16 10.0 undecidable manual S 142 0.5439 1.26 0
--.MGR.Z. 1990-11-14T00:31:13.00 10.0 undecidable manual P 7 1.6983 0.39 0.7
--.SC9.Z. 1990-11-14T00:31:10.63 10.0 undecidable manual S 117 0.3996 0.61 0.2
--.ROI.Z. 1990-11-14T00:31:10.24 10.0 positive manual P 41 1.5096 0.04 1.1
--.DR2.Z. 1990-11-14T00:31:10.50 10.0 undecidable manual S 69 0.555 -1.44 0
--.CSI.Z. 1990-11-14T00:31:10.87 10.0 negative manual P 30 1.554 0.13 2
--.ATN.Z. 1990-11-14T00:31:10.43 10.0 undecidable manual S 151 0.3219 1.15 0
--.TDS.Z. 1990-11-14T00:31:09.43 10.0 negative manual P 34 1.4652 -0.26 1.8
--.SE2.Z. 1990-11-14T00:31:07.58 10.0 positive manual P 63 1.2654 0.35 1.8
--.GRI.Z. 1990-11-14T00:31:03.40 10.0 undecidable manual P 67 0.9657 -0.54 0.6
--.FE2.Z. 1990-11-14T00:31:02.12 10.0 negative manual P 121 0.7548 0.38 1.8
--.CZI.Z. 1990-11-14T00:31:02.18 10.0 undecidable manual P ! 41 1.0212 -2.3 0
--.RI2.Z. 1990-11-14T00:31:00.00 10.0 negative manual P ! 91 0.9546 -3.7 0
--.GA2.Z. 1990-11-14T00:30:59.70 10.0 positive manual P 121 0.5217 0.03 2.5
--.DR2.Z. 1990-11-14T00:30:59.85 10.0 negative manual P 69 0.555 -0.1 2.5
--.MO9.Z. 1990-11-14T00:30:59.68 10.0 positive manual P 142 0.5439 -0.25 2.2
--.ATN.Z. 1990-11-14T00:30:58.10 10.0 positive manual P 151 0.3219 -0.31 2
--.SC9.Z. 1990-11-14T00:30:58.46 10.0 positive manual P 117 0.3996 -0.38 1.8
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