Earthquake with magnitude of Md 3.0 on date 12-01-1985 and time 18:41:12 (Italy) in region 4 km S Acri (CS)

A magnitude Md 3.0 earthquake occured in region: 4 km S Acri (CS), on

  • 12-01-1985 17:41:12 (UTC)
  • 12-01-1985 18:41:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.45, 16.39 at 13 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
Acri CS 4 20858 20858
Luzzi CS 9 9396 30254
Rose CS 10 4373 34627
Bisignano CS 11 10203 44830
Santa Sofia d'Epiro CS 12 2628 47458
San Demetrio Corone CS 13 3559 51017
San Pietro in Guarano CS 13 3663 54680
Castiglione Cosentino CS 14 2896 57576
San Cosmo Albanese CS 15 591 58167
San Giorgio Albanese CS 16 1432 59599
Lappano CS 16 941 60540
Vaccarizzo Albanese CS 16 1125 61665
Celico CS 16 2802 64467
Rovito CS 17 3158 67625
Spezzano della Sila CS 17 4541 72166
Zumpano CS 18 2570 74736
Spezzano Piccolo CS 18 2079 76815
Longobucco CS 19 3183 79998
Casole Bruzio CS 19 2578 82576
Trenta CS 19 2633 85209
Serra Pedace CS 19 986 86195
Corigliano Calabro CS 20 40427 126622
Pedace CS 20 1907 128529

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Cosenza (67546 inhabitants)
53 Km N of Lamezia Terme (70714 inhabitants)
63 Km N of Catanzaro (90612 inhabitants)
75 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 3.0 1985-01-12
17:41:12
39.45 16.39 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-01-12 17:41:12 ± 0.415
Latitude 39.45 ± 0.02
Longitude 16.39 ± 0.03
Depth (km) 13 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 429

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) 3807.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 187
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.01238
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:3

Field Value
Value 3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:05:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SGO.Z. 1985-01-12T17:41:37.50 10.0 undecidable manual PN 323 0.0124 0.12 0.5
--.MMN.Z. 1985-01-12T17:41:24.20 10.0 undecidable manual PG 324 0.0048 0.42 0.5
--.ORI.Z. 1985-01-12T17:41:24.00 10.0 undecidable manual PG 3 0.0053 -0.97 0
--.CSI.Z. 1985-01-12T17:41:20.30 10.0 undecidable manual PG 347 0.0031 0.11 1.7
--.ROI.Z. 1985-01-12T17:41:17.50 10.0 undecidable manual PG 47 0.0016 0.2 1.6
--.ACI.Z. 1985-01-12T17:41:17.10 10.0 undecidable manual PG 235 0.0015 -0.09 1.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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