Earthquake with magnitude of Md 2.2 on date 19-12-1987 and time 19:02:33 (UTC) in region Costa Calabra nord occidentale (Cosenza)

A magnitude Md 2.2 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 19-12-1987 19:02:33 (UTC)
  • 19-12-1987 20:02:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.673, 15.771 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Diamante CS 4 5329 5329
MaierĂ  CS 8 1224 6553
Grisolia CS 9 2249 8802
Belvedere Marittimo CS 10 9371 18173
Buonvicino CS 10 2247 20420
Santa Maria del Cedro CS 10 4954 25374
Sangineto CS 14 1338 26712
Bonifati CS 15 2858 29570
Scalea CS 15 10913 40483
Verbicaro CS 15 3056 43539
Santa Domenica Talao CS 18 1263 44802
Orsomarso CS 18 1265 46067
Sant'Agata di Esaro CS 19 1890 47957
San Nicola Arcella CS 19 1957 49914

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km NW of Cosenza (67546 inhabitants)
91 Km NW 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 1987-12-19
19:02:33
39.673 15.771 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 59789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-12-19 19:02:33 ± 1.23
Latitude 39.6730 ± 0.0770
Longitude 15.7710 ± 0.0469
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 59789

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) 9456.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 284
Number of associated phases, regardless of their use for origin computation 5
Number of defining phases 5
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00437
Epicentral distance of station farthest from the epicenter (degree) 0.00858
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 59789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:57:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SGO.Z. 1987-12-19T19:03:07.00 10.0 undecidable manual SG 338 0.0086 0.68 0.1
--.SGO.Z. 1987-12-19T19:02:52.70 10.0 undecidable manual PG? 338 0.0086 0.13 0.6
--.MGR.Z. 1987-12-19T19:02:51.00 10.0 undecidable manual SG 340 0.0044 -0.52 0.2
--.ORI.Z. 1987-12-19T19:02:46.78 10.0 undecidable manual PG? 53 0.0057 0.03 0.7
--.MGR.Z. 1987-12-19T19:02:43.91 10.0 positive manual PG 340 0.0044 -0.13 3.4
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