Earthquake with magnitude of ML 2.1 on date 25-02-2014 and time 17:57:54 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.1 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 25-02-2014 16:57:54 (UTC)
  • 25-02-2014 17:57:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.7430, 15.7820 at 158 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
Tropea VV 12 6441 6441
Parghelia VV 14 1300 7741
Drapia VV 14 2085 9826
Ricadi VV 15 4900 14726
Zaccanopoli VV 16 752 15478
Spilinga VV 17 1464 16942
Zambrone VV 19 1775 18717
Zungri VV 20 1976 20693

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km SW of Lamezia Terme (70714 inhabitants)
64 Km N of Messina (238439 inhabitants)
71 Km N of Reggio di Calabria (183035 inhabitants)
73 Km W of Catanzaro (90612 inhabitants)
74 Km SW of Cosenza (67546 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 2.1 2014-02-25
16:57:54
38.743 15.782 158 2015-09-21
09:34:15
Bollettino Sismico Italiano INGV 10692531
Reviewed
Rev100
ML 2.1 2014-02-25
16:57:53
38.7648 15.7657 160 2014-10-21
12:08:56
Sala Sismica INGV-Roma 5627221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-02-25 16:57:54 ± 0.39
Latitude 38.7430 ± 0.0234
Longitude 15.7820 ± 0.0519
Depth (km) 158 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 10692531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4605
Semi-minor axis of confidence ellipse (meter) 1630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 4600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.15828
Epicentral distance of station farthest from the epicenter (degree) 0.80849
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 10692531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-11-26 16:33:10

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 5627221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-02-25 17:13:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCSR.HHZ. 2014-02-25T16:58:37.49 0.3 undecidable manual S 213 89.244 149 1.05 48
IV.MPAZ.HHZ. 2014-02-25T16:58:36.24 0.3 undecidable manual S 167 89.7435 149 -0.26 63
IV.GMB.BHE. 2014-02-25T16:58:34.29 0.3 undecidable manual S 176 63.8916 157 0.37 65
IV.CAR1.HHE. 2014-02-25T16:58:34.00 0.3 undecidable manual S 33 67.6767 155 -0.25 66
IV.PLAC.HHZ. 2014-02-25T16:58:34.06 0.3 undecidable manual S 120 65.5899 156 -0.01 69
IV.MSCL.HHE. 2014-02-25T16:58:32.97 0.3 undecidable manual S 179 56.6988 159 -0.37 65
IV.JOPP.HHZ. 2014-02-25T16:58:31.27 0.3 undecidable manual S 149 17.5713 173 -0.03 75
IV.MCSR.HHZ. 2014-02-25T16:58:18.22 0.1 undecidable manual P 213 89.244 149 -0.35 82
IV.MPAZ.HHZ. 2014-02-25T16:58:18.59 0.1 undecidable manual P 167 89.7435 149 -0.01 88
IV.PLAC.HHZ. 2014-02-25T16:58:17.62 0.1 positive manual P 120 65.5899 156 0.42 85
IV.GMB.BHE. 2014-02-25T16:58:17.31 0.1 negative manual P 176 63.8916 157 0.19 89
IV.CAR1.HHE. 2014-02-25T16:58:17.63 0.3 undecidable manual P 33 67.6767 155 0.32 65
IV.MSRU.HHZ. 2014-02-25T16:58:16.28 0.1 positive manual P 204 58.1973 159 -0.57 82
IV.MSCL.HHE. 2014-02-25T16:58:16.58 0.1 undecidable manual P 179 56.6988 159 -0.2 90
IV.JOPP.HHZ. 2014-02-25T16:58:15.65 0.1 undecidable manual P 149 17.5713 173 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:2.2 0.0000713 0.06 AML other m 2014-02-25T16:59:54.35
IV.JOPP.HHN. ML:2.1 0.0000532 0.06 AML other m 2014-02-25T16:59:54.33
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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