Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 24-08-2012 and time 03:01:15 (UTC) in region Costa Calabra nord occidentale (Cosenza)

A magnitude ML 1.8 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 24-08-2012 03:01:15 (UTC)
  • 24-08-2012 05:01:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.6960, 15.6230 at 243 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Diamante CS 17 5329 5329
Scalea CS 19 10913 16242
Santa Maria del Cedro CS 19 4954 21196
Maierà CS 20 1224 22420

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km NW of Cosenza (67546 inhabitants)
100 Km NW of Lamezia Terme (70714 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 		ML 1.8 2012-08-24
03:01:15		 39.6957 15.6228 243 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 7793291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-08-24 03:01:15 ± 0.32
Latitude 39.6957 ± 0.0216
Longitude 15.6228 ± 0.0561
Depth (km) 243 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 7793291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4983
Semi-minor axis of confidence ellipse (meter) 1450
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 4980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.53964
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 3
Type of magnitude ML
Reference to an origin 7793291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-08-13 12:40:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2012-08-24T03:02:20.97 0.6 undecidable manual S 153 155.0226 146 0.27 44
IV.SERS.HHZ. 2012-08-24T03:02:16.97 0.6 undecidable manual S 128 117.0939 153 0.41 47
MN.TIP.HHZ. 2012-08-24T03:02:16.28 0.6 undecidable manual S 120 112.8981 154 0.12 50
IV.PIPA.HHZ. 2012-08-24T03:02:15.83 0.6 undecidable manual S 103 104.6175 156 0.43 48
IV.CELI.HNZ. 2012-08-24T03:02:14.93 3.0 undecidable manual S 78.8655 0.94 0
IV.SCHR.EHZ. 2012-08-24T03:02:12.10 0.6 undecidable manual S 34 67.8765 164 -0.56 49
IV.SALB.HHZ. 2012-08-24T03:02:12.30 0.3 undecidable manual S 72 64.8906 164 -0.18 81
IV.CET2.HHZ. 2012-08-24T03:02:10.82 0.6 undecidable manual S 123 33.8439 172 -0.28 56
IV.ATN.BHZ. 2012-08-24T03:01:54.13 0.1 undecidable manual P 185 170.8956 143 -0.11 84
IV.PLAC.HHZ. 2012-08-24T03:01:52.94 0.1 undecidable manual P 153 155.0226 146 -0.16 90
MN.TIP.HHZ. 2012-08-24T03:01:50.26 0.1 undecidable manual P 120 112.8981 154 -0.22 98
IV.SERS.HHZ. 2012-08-24T03:01:50.62 0.1 undecidable manual P 128 117.0939 153 -0.09 100
IV.PIPA.HHZ. 2012-08-24T03:01:50.22 0.3 undecidable manual P 103 104.6175 156 0.18 75
IV.LADO.EHZ. 2012-08-24T03:01:50.55 0.3 undecidable manual P 111 124.7862 152 -0.6 65
IV.CELI.HNZ. 2012-08-24T03:01:49.57 3.0 negative manual P 78.8655 0.42 0
IV.CDRU.HHZ. 2012-08-24T03:01:49.54 3.0 undecidable manual P -0.22 0
IV.SLCN.HHE. 2012-08-24T03:01:49.78 0.6 undecidable manual P 1 77.0673 162 0.99 41
IV.SALB.HHZ. 2012-08-24T03:01:48.74 0.3 undecidable manual P 72 64.8906 164 0.39 78
IV.BULG.HNZ. 2012-08-24T03:01:48.41 3.0 undecidable manual P 0.22 0
IV.SCHR.EHZ. 2012-08-24T03:01:48.36 0.3 undecidable manual P 34 67.8765 164 -0.1 83
IV.MCEL.HHZ. 2012-08-24T03:01:48.86 0.3 undecidable manual P 12 71.4729 163 0.28 79
IV.MGR.HNZ. 2012-08-24T03:01:47.91 3.0 undecidable manual P -0.3 0
IV.SIRI.HHZ. 2012-08-24T03:01:47.69 0.6 undecidable manual P 21 57.7977 166 -0.44 52
IV.CET2.HHZ. 2012-08-24T03:01:47.90 0.6 undecidable manual P 123 33.8439 172 0.34 56
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHE. ML:2.1 0.0000273 1.06 AML other m 2012-08-24T03:02:13.03
IV.CET2.HHN. ML:2.3 0.00004025 0.9 AML other m 2012-08-24T03:02:12.58
IV.SALB.HHN. ML:1.7 0.00001175 0.78 AML other m 2012-08-24T03:02:14.09
IV.SALB.HHE. ML:1.7 0.00001183 0.24 AML other m 2012-08-24T03:02:15.73
IV.SERS.HHE. ML:1.8 0.00000985 1.3 AML other m 2012-08-24T03:02:18.99
IV.SERS.HHN. ML:1.5 0.000007419999999999999 1.3 AML other m 2012-08-24T03:02:19.85
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download