Earthquake with magnitude of Md 2.3 on date 05-02-1990 and time 14:13:06 (Italy) in region 5 km S Acri (CS)

A magnitude Md 2.3 earthquake occured in region: 5 km S Acri (CS), on

  • 05-02-1990 13:13:06 (UTC)
  • 05-02-1990 14:13:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.4440, 16.3940 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
Acri CS 5 20858 20858
Luzzi CS 9 9396 30254
Rose CS 10 4373 34627
Bisignano CS 12 10203 44830
Santa Sofia d'Epiro CS 13 2628 47458
San Pietro in Guarano CS 13 3663 51121
Castiglione Cosentino CS 14 2896 54017
San Demetrio Corone CS 14 3559 57576
Lappano CS 15 941 58517
Celico CS 15 2802 61319
San Cosmo Albanese CS 16 591 61910
Rovito CS 16 3158 65068
San Giorgio Albanese CS 16 1432 66500
Vaccarizzo Albanese CS 16 1125 67625
Spezzano della Sila CS 17 4541 72166
Zumpano CS 17 2570 74736
Spezzano Piccolo CS 18 2079 76815
Longobucco CS 19 3183 79998
Casole Bruzio CS 19 2578 82576
Serra Pedace CS 19 986 83562
Trenta CS 19 2633 86195
Pedace CS 19 1907 88102

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Cosenza (67546 inhabitants)
52 Km N of Lamezia Terme (70714 inhabitants)
62 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
Bulletin
Rev1000
Md 2.3 1990-02-05
13:13:06
39.444 16.394 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 109599
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-02-05 13:13:06 ± 0.402
Latitude 39.4440 ± 0.0209
Longitude 16.3940 ± 0.0382
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 109599

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) 4020.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00850
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 109599
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:41:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MGR.Z. 1990-02-05T13:13:38.95 10.0 undecidable manual SG 317 0.9435 -0.32 0.4
--.MGR.Z. 1990-02-05T13:13:27.18 10.0 undecidable manual PG 317 0.9435 1.55 0.2
--.MMN.Z. 1990-02-05T13:13:16.60 10.0 undecidable manual PG 325 0.5439 -1.55 0.3
--.TDS.Z. 1990-02-05T13:13:15.96 10.0 undecidable manual SG 348 0.2109 0 0.7
--.CSI.Z. 1990-02-05T13:13:14.72 10.0 undecidable manual PG 347 0.3441 0.17 1.6
--.CZI.Z. 1990-02-05T13:13:13.68 10.0 undecidable manual PG 221 0.2997 0 1.6
--.TDS.Z. 1990-02-05T13:13:12.23 10.0 undecidable manual PG 348 0.2109 0.06 1.6
--.ROI.Z. 1990-02-05T13:13:11.42 10.0 undecidable manual PG 46 0.1776 -0.08 1.6
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