Earthquake with magnitude of Md 2.9 on date 25-03-1985 and time 16:38:12 (Italy) in region 4 km SE Tarsia (CS)

A magnitude Md 2.9 earthquake occured in region: 4 km SE Tarsia (CS), on

  • 25-03-1985 15:38:12 (UTC)
  • 25-03-1985 16:38:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.59, 16.29 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
Tarsia CS 4 2054 2054
Santa Sofia d'Epiro CS 5 2628 4682
San Demetrio Corone CS 6 3559 8241
Bisignano CS 8 10203 18444
Spezzano Albanese CS 9 7028 25472
Terranova da Sibari CS 9 5100 30572
San Lorenzo del Vallo CS 9 3394 33966
San Cosmo Albanese CS 11 591 34557
Roggiano Gravina CS 12 7208 41765
Vaccarizzo Albanese CS 12 1125 42890
Acri CS 13 20858 63748
San Giorgio Albanese CS 14 1432 65180
Cervicati CS 15 829 66009
San Marco Argentano CS 15 7424 73433
Luzzi CS 15 9396 82829
Torano Castello CS 16 4614 87443
Mongrassano CS 17 1607 89050
Cerzeto CS 18 1373 90423
Firmo CS 18 2115 92538
Altomonte CS 19 4488 97026
Santa Caterina Albanese CS 19 1222 98248
San Martino di Finita CS 19 1100 99348
Lattarico CS 19 4013 103361
Corigliano Calabro CS 20 40427 143788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Cosenza (67546 inhabitants)
68 Km N of Lamezia Terme (70714 inhabitants)
80 Km NW of Catanzaro (90612 inhabitants)
91 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 2.9 1985-03-25
15:38:12
39.59 16.29 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 3629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-03-25 15:38:12 ± 0.834
Latitude 39.59 ± 0.04
Longitude 16.29 ± 0.05
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 3629

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) 5941.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.01465
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:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 3629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:08:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SGO.Z. 1985-03-25T15:38:52.00 10.0 undecidable manual SN 322 0.011 -0.43 0.4
--.BS1.Z. 1985-03-25T15:38:42.50 10.0 undecidable manual PN 317 0.0147 1.38 0.2
--.SGO.Z. 1985-03-25T15:38:34.50 10.0 undecidable manual PN 322 0.011 -1.09 0.5
--.ORI.Z. 1985-03-25T15:38:30.50 10.0 undecidable manual SG 13 0.0043 0.57 0.5
--.ROI.Z. 1985-03-25T15:38:22.50 10.0 undecidable manual SG 93 0.0019 1.13 0.4
--.ORI.Z. 1985-03-25T15:38:22.50 10.0 undecidable manual PG 13 0.0043 -0.1 1.6
--.CSI.Z. 1985-03-25T15:38:22.00 10.0 undecidable manual SG 0 0.0018 1.09 0.4
--.ROI.Z. 1985-03-25T15:38:17.00 10.0 undecidable manual PG 93 0.0019 -0.66 2.4
--.CSI.Z. 1985-03-25T15:38:16.80 10.0 undecidable manual PG 0 0.0018 -0.6 2.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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