Earthquake with magnitude of Md 2.2 on date 30-06-1990 and time 18:59:28 (UTC) in region Tirreno Meridionale (MARE)

A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 30-06-1990 18:59:28 (UTC)
  • 30-06-1990 20:59:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.2740, 15.3000 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
82 Km W of Cosenza (67546 inhabitants)
94 Km W of Lamezia Terme (70714 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 2.2 1990-06-30
18:59:28
39.274 15.3 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 122029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-30 18:59:28 ± 1.623
Latitude 39.2740 ± 0.0327
Longitude 15.3000 ± 0.0609
Depth (km) 10 ± 9 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 122029

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) 6378.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.2
Epicentral distance of station closest to the epicenter (degree) 0.00712
Epicentral distance of station farthest from the epicenter (degree) 0.01198
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 122029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SGO.Z. 1990-06-30T19:00:10.00 10.0 undecidable manual SN 0 1.2765 0.91 0.6
--.GRI.Z. 1990-06-30T19:00:01.00 10.0 undecidable manual SG 117 0.9657 -0.43 0.8
--.DR2.Z. 1990-06-30T18:59:57.40 10.0 undecidable manual SG 142 0.7881 1.78 0.4
--.TDS.Z. 1990-06-30T18:59:57.77 10.0 undecidable manual SG 64 0.8769 -0.73 0.7
--.SGO.Z. 1990-06-30T18:59:51.00 10.0 undecidable manual PN 0 1.2765 -0.76 1.6
--.SOI.Z. 1990-06-30T18:59:51.00 10.0 undecidable manual PN 154 1.332 -1.48 1
--.CSI.Z. 1990-06-30T18:59:47.86 10.0 undecidable manual PG 56 0.9213 1.63 1
--.TDS.Z. 1990-06-30T18:59:45.32 10.0 undecidable manual PG 64 0.8769 -0.33 2.1
--.GRI.Z. 1990-06-30T18:59:45.50 10.0 undecidable manual PG 117 0.9657 -1.83 0.9
--.DR2.Z. 1990-06-30T18:59:45.85 10.0 undecidable manual PG 142 0.7881 1.88 0.8
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