INGVCENTRO​NAZIONALE​TERREMOTI
Sala Sismica

Earthquake with magnitude of Md 2.5 on date 16-12-1985 and time 14:09:32 (UTC) in region 4 km NE Luzzi (CS)

A magnitude Md 2.5 earthquake occured in region: 4 km NE Luzzi (CS), on

  • 16-12-1985 14:09:32 (UTC)
  • 16-12-1985 15:09:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.47, 16.32 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
Luzzi CS 4 9396 9396
Bisignano CS 5 10203 19599
Acri CS 6 20858 40457
Rose CS 8 4373 44830
Santa Sofia d'Epiro CS 8 2628 47458
San Demetrio Corone CS 11 3559 51017
Castiglione Cosentino CS 13 2896 53913
San Pietro in Guarano CS 14 3663 57576
San Cosmo Albanese CS 15 591 58167
Torano Castello CS 15 4614 62781
Montalto Uffugo CS 16 19669 82450
Lattarico CS 16 4013 86463
Vaccarizzo Albanese CS 16 1125 87588
Tarsia CS 17 2054 89642
Lappano CS 17 941 90583
San Giorgio Albanese CS 17 1432 92015
San Benedetto Ullano CS 18 1555 93570
Rota Greca CS 18 1156 94726
Celico CS 18 2802 97528
Rovito CS 18 3158 100686
Zumpano CS 18 2570 103256
Cerzeto CS 18 1373 104629
Cervicati CS 18 829 105458
San Martino di Finita CS 18 1100 106558
San Vincenzo La Costa CS 19 2195 108753
Mongrassano CS 19 1607 110360
Spezzano della Sila CS 19 4541 114901
Rende CS 20 35338 150239
San Marco Argentano CS 20 7424 157663

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km N of Cosenza (67546 inhabitants)
55 Km N of Lamezia Terme (70714 inhabitants)
67 Km NW of Catanzaro (90612 inhabitants)
82 Km NW of Crotone (62178 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
Rev 1000 Md 2.5 1985-12-16
14:09:32
39.47 16.32 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 18209
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-12-16 14:09:32 ± 0.274
Latitude 39.47 ± 0.02
Longitude 16.32 ± 0.04
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 18209

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) 4221.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.0013
Epicentral distance of station farthest from the epicenter (degree) 0.00526
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 18209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:20:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ORI.Z. 1985-12-16T14:09:45.00 10.0 undecidable manual PG 9 0.0053 0.36 0.8
--.CZI.Z. 1985-12-16T14:09:44.60 10.0 undecidable manual SG 209 0.0026 0.65 0.3
--.MMN.Z. 1985-12-16T14:09:42.00 10.0 undecidable manual PG 328 0.0044 -0.83 0.6
--.SE2.Z. 1985-12-16T14:09:42.50 10.0 undecidable manual PG 145 0.005 -1.64 0.1
--.CSI.Z. 1985-12-16T14:09:39.20 10.0 undecidable manual PG 356 0.0028 -0.38 1.1
--.CZI.Z. 1985-12-16T14:09:39.60 10.0 negative manual PG 209 0.0026 0.41 2.1
--.ROI.Z. 1985-12-16T14:09:38.40 10.0 negative manual PG 62 0.0019 0.63 1.7
--.ACI.Z. 1985-12-16T14:09:36.70 10.0 undecidable manual PG 216 0.0013 0.12 1.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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