Earthquake with magnitude of Md 2.2 on date 12-07-1987 and time 02:47:25 (Italy) in region Costa Ionica Cosentina (Cosenza)

A magnitude Md 2.2 earthquake occured in region: Costa Ionica Cosentina (Cosenza), on

  • 12-07-1987 00:47:25 (UTC)
  • 12-07-1987 02:47:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.7120, 16.5350 at 5 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
Corigliano Calabro CS 13 40427 40427
San Giorgio Albanese CS 16 1432 41859
Vaccarizzo Albanese CS 16 1125 42984
Villapiana CS 17 5387 48371
San Cosmo Albanese CS 17 591 48962
Trebisacce CS 17 9055 58017
Rossano CS 17 36842 94859
Francavilla Marittima CS 17 2910 97769
Terranova da Sibari CS 17 5100 102869

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km NE of Cosenza (67546 inhabitants)
84 Km N of Lamezia Terme (70714 inhabitants)
87 Km NW of Crotone (62178 inhabitants)
90 Km N of Catanzaro (90612 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 1987-07-12
00:47:25
39.712 16.535 5 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 51709
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-07-12 00:47:25 ± 0.805
Latitude 39.7120 ± 0.0463
Longitude 16.5350 ± 0.0757
Depth (km) 5 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 51709

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) 8267.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 230
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
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) 0.00121
Epicentral distance of station farthest from the epicenter (degree) 0.00801
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 51709
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:50:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.GRI.Z. 1987-07-12T00:47:43.50 10.0 undecidable manual PG 185 0.888 -0.04 0.7
--.MGR.Z. 1987-07-12T00:47:43.00 10.0 undecidable manual PG 299 0.8547 0.03 0.7
--.TS9.Z. 1987-07-12T00:47:31.00 10.0 undecidable manual SG 250 0.1554 -0.71 0
--.TS9.Z. 1987-07-12T00:47:30.00 10.0 undecidable manual PG 250 0.1554 1 0.1
--.CSI.Z. 1987-07-12T00:47:29.80 10.0 undecidable manual PG 291 0.1998 -0.03 2.2
--.ROI.Z. 1987-07-12T00:47:28.60 10.0 undecidable manual PG 170 0.1332 0 2.3
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