Earthquake with magnitude of Md 3.3 on date 26-03-1985 and time 11:10:00 (UTC) in region 4 km NW Santa Sofia d'Epiro (CS)

A magnitude Md 3.3 earthquake occured in region: 4 km NW Santa Sofia d'Epiro (CS), on

  • 26-03-1985 11:10:00 (UTC)
  • 26-03-1985 12:10:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.58, 16.3 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
Santa Sofia d'Epiro CS 4 2628 2628
Tarsia CS 5 2054 4682
San Demetrio Corone CS 5 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 10 3394 33966
San Cosmo Albanese CS 10 591 34557
Vaccarizzo Albanese CS 11 1125 35682
Acri CS 12 20858 56540
San Giorgio Albanese CS 13 1432 57972
Roggiano Gravina CS 13 7208 65180
Luzzi CS 15 9396 74576
Cervicati CS 16 829 75405
Torano Castello CS 16 4614 80019
San Marco Argentano CS 16 7424 87443
Mongrassano CS 18 1607 89050
Cerzeto CS 18 1373 90423
Corigliano Calabro CS 19 40427 130850
Firmo CS 19 2115 132965
Lattarico CS 20 4013 136978
San Martino di Finita CS 20 1100 138078
Altomonte CS 20 4488 142566

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Cosenza (67546 inhabitants)
67 Km N of Lamezia Terme (70714 inhabitants)
79 Km NW of Catanzaro (90612 inhabitants)
90 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 3.3 1985-03-26
11:10:00
39.58 16.31 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 3679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-03-26 11:10:00 ± 0.401
Latitude 39.58 ± 0.03
Longitude 16.31 ± 0.03
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 3679

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) 4031.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.03521
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

Md:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 3679
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:08:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.DUI.Z. 1985-03-26T11:11:10.20 10.0 undecidable manual SN 326 0.0225 -0.02 0.5
--.PO9.Z. 1985-03-26T11:11:00.00 10.0 undecidable manual PN 320 0.0352 -0.05 0.9
--.BS1.Z. 1985-03-26T11:10:50.00 10.0 undecidable manual SN 316 0.0147 0.26 0.6
--.SD1.Z. 1985-03-26T11:10:45.50 10.0 undecidable manual PN 319 0.0256 0.19 1.1
--.SGO.Z. 1985-03-26T11:10:40.50 10.0 undecidable manual SN 322 0.0111 0.36 0.6
--.DUI.Z. 1985-03-26T11:10:40.50 10.0 undecidable manual PN 326 0.0225 -0.13 1.2
--.OVO.Z. 1985-03-26T11:10:33.20 10.0 undecidable manual PN 311 0.0172 0.66 1
--.LCI.Z. 1985-03-26T11:10:29.50 10.0 undecidable manual PN 60 0.0142 1.63 0.2
--.BS1.Z. 1985-03-26T11:10:29.00 10.0 undecidable manual PN 316 0.0147 0.2 1.5
--.BAI.Z. 1985-03-26T11:10:29.00 10.0 undecidable manual PN 15 0.0142 0.99 0.7
--.TR9.Z. 1985-03-26T11:10:29.80 10.0 undecidable manual PN 331 0.0151 0.53 1.2
--.BRT.Z. 1985-03-26T11:10:27.00 10.0 undecidable manual PN 26 0.013 0.96 0.8
--.SGO.Z. 1985-03-26T11:10:22.00 10.0 undecidable manual PN 322 0.0111 -1.26 0.4
--.ORI.Z. 1985-03-26T11:10:18.50 10.0 undecidable manual SG 12 0.0043 0.98 0.4
--.ORI.Z. 1985-03-26T11:10:09.50 10.0 negative manual PG 12 0.0043 -0.7 2.1
--.ROI.Z. 1985-03-26T11:10:04.40 10.0 undecidable manual PG 92 0.0018 -0.64 2.3
--.CSI.Z. 1985-03-26T11:10:04.10 10.0 undecidable manual PG 357 0.0018 -0.95 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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