Earthquake with magnitude of ML 1.7 on date 20-08-2005 and time 23:45:43 (UTC) in region Costa Ionica Cosentina (Cosenza)

A magnitude ML 1.7 earthquake occured in region: Costa Ionica Cosentina (Cosenza), on

  • 20-08-2005 23:45:43 (UTC)
  • 21-08-2005 01:45:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.9100, 16.7650 at 12 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
Amendolara CS 16 2952 2952
Roseto Capo Spulico CS 16 1941 4893

Municipalities with at least 50000 inhabitants

An earthquake occurred to
74 Km SW of Taranto (201100 inhabitants)
81 Km NE of Cosenza (67546 inhabitants)
86 Km S of Matera (60436 inhabitants)
97 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 2.4
ML 1.7
2005-08-20
23:45:43
39.91 16.765 13 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 530739
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-08-20 23:45:43 ± 0.59
Latitude 39.9100 ± 0.0288
Longitude 16.7650 ± 0.0328
Depth (km) 13 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 530739

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4053
Semi-minor axis of confidence ellipse (meter) 1316
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 319
Circular confidence region, given by single value of horizontal uncertainty (meter) 4252.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 263
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.64
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.28873
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 530739
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:16:04

Md:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 530739
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:16:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.SHZ. 2005-08-20T23:46:16.39 0.6 undecidable manual Sg 284 106.0161 -0.86 17
IV.MRLC.HHN. 2005-08-20T23:46:09.02 0.3 undecidable manual Pg 311 143.0457 0.265 57
IV.LTRZ.SHZ. 2005-08-20T23:46:09.06 0.1 undecidable manual Sg 3 77.0673 0.413 41
IV.SGO.SHZ. 2005-08-20T23:46:07.62 0.1 undecidable manual Pg 301 143.0457 -1.132 56
IV.AMUR.HHE. 2005-08-20T23:46:03.62 0.1 undecidable manual Pg 353 111.4995 0.137 82
IV.SLCN.SHZ. 2005-08-20T23:46:03.32 0.1 undecidable manual Pg 299 109.8123 0.113 84
IV.MGR.SHZ. 2005-08-20T23:46:02.42 0.1 undecidable manual Pg 284 106.0161 -0.149 85
IV.NOCI.HHZ. 2005-08-20T23:46:00.90 0.1 undecidable manual Pg 14 100.7214 -0.79 73
MN.CUC.HHZ. 2005-08-20T23:45:59.14 0.1 undecidable manual Pg 277 81.3519 0.69 76
IV.LTRZ.SHZ. 2005-08-20T23:45:58.13 0.1 undecidable manual Pg 3 77.0673 0.394 83
IV.ORI.SHZ. 2005-08-20T23:45:55.35 0.1 undecidable manual Sg 300 31.0467 0.322 47
IV.ORI.SHZ. 2005-08-20T23:45:50.05 0.1 undecidable manual Pg 300 31.0467 -0.04 100
IV.ZCCA.EHZ. 2005-08-20T23:45:43.20 10.0 undecidable manual Pg 0 0 0
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