Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 11-02-2020 and time 23:34:07 (Italy) in region Costa Ionica Catanzarese (Catanzaro)

A magnitude ML 2.0 earthquake occured in region: Costa Ionica Catanzarese (Catanzaro), on

  • 11-02-2020 22:34:07 (UTC)
  • 11-02-2020 23:34:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.8610, 16.8230 at 29 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
Sellia Marina CZ 8 7513 7513
Botricello CZ 9 5220 12733
Cropani CZ 13 4778 17511
Soveria Simeri CZ 16 1564 19075
Belcastro CZ 18 1399 20474
Andali CZ 18 769 21243
Simeri Crichi CZ 19 4698 25941
Marcedusa CZ 19 448 26389
Sersale CZ 19 4630 31019
Cerva CZ 19 1223 32242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Catanzaro (90612 inhabitants)
36 Km SW of Crotone (62178 inhabitants)
45 Km E of Lamezia Terme (70714 inhabitants)
69 Km SE 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 2.0 2020-02-11
22:34:07		 38.8608 16.8227 29 2020-07-18
21:08:26		 Bollettino Sismico Italiano INGV 77321241
Reviewed
Rev100 		ML 2.0 2020-02-11
22:34:08		 38.8787 16.8148 30 2020-02-11
22:46:31		 Sala Sismica INGV-Roma 76447401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-11 22:34:07 ± 0.19
Latitude 38.8608 ± 0.0099
Longitude 16.8227 ± 0.0300
Depth (km) 29 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77321241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2720
Semi-minor axis of confidence ellipse (meter) 585
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 290
Circular confidence region, given by single value of horizontal uncertainty (meter) 2720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.15563
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 77321241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-20 14:45:09

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 76447401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-11 22:46:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHZ. 2020-02-11T22:36:03.75 3.0 undecidable manual Sn -0.26 0
IV.BRSN.EHZ. 2020-02-11T22:35:59.41 3.0 negative manual Pg 22.98 0
IV.CELB.HHZ. 2020-02-11T22:35:51.70 3.0 undecidable manual Pg 18.370001 0
IV.MFNL.HHZ. 2020-02-11T22:35:26.93 3.0 undecidable manual Sn 0.34 0
IV.MCIV.CHZ. 2020-02-11T22:35:26.46 3.0 positive manual Pn 3.94 0
IV.MNTT.EHZ. 2020-02-11T22:35:21.44 3.0 negative manual Pn 7.06 0
IV.NRCA.HNZ. 2020-02-11T22:35:13.97 3.0 undecidable manual Pn -0.1 0
CR.STON.BHZ. 2020-02-11T22:35:05.50 3.0 positive manual Pn -2.11 0
IV.GALF.HHZ. 2020-02-11T22:35:01.38 3.0 undecidable manual Sn 0.06 0
IV.PAOL.HHZ. 2020-02-11T22:34:43.90 3.0 undecidable manual Pn -1.32 0
IV.GRIS.HNE. 2020-02-11T22:34:29.58 1.0 undecidable manual P 320 128.2716 54 0.72 17
IV.LADO.EHE. 2020-02-11T22:34:24.06 0.3 undecidable manual S 16 48.8178 115 -0.46 66
IV.JOPP.HHZ. 2020-02-11T22:34:22.66 0.3 undecidable manual P 251 85.8474 104 -0.25 65
MN.TIP.HHZ. 2020-02-11T22:34:21.83 0.6 undecidable manual S 351 35.742 124 0.34 46
IV.PIPA.HHE. 2020-02-11T22:34:20.62 0.6 undecidable manual P 360 69.2751 108 0.18 45
IV.CAR1.HHZ. 2020-02-11T22:34:20.00 0.3 undecidable manual P 310 68.376 108 -0.3 66
IV.CELI.HHZ. 2020-02-11T22:34:19.84 0.3 undecidable manual P 336 65.8896 108 -0.1 69
IV.PLAC.HHZ. 2020-02-11T22:34:18.73 0.1 undecidable manual P 216 56.499 112 0.14 93
IV.SERS.HHZ. 2020-02-11T22:34:18.98 0.3 undecidable manual S 329 22.5552 138 0.14 74
IV.LADO.EHE. 2020-02-11T22:34:17.81 0.3 undecidable manual P 16 48.8178 115 0.31 68
MN.TIP.HHZ. 2020-02-11T22:34:15.78 0.1 positive manual P 351 35.742 124 0.03 99
IV.GRI.EHZ. 2020-02-11T22:34:15.63 0.3 undecidable manual P 263 35.0427 125 -0.03 74
IV.SERS.HHZ. 2020-02-11T22:34:14.13 0.1 positive manual P 329 22.5552 138 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HNN. ML:2.1 0.0005905 0.64 AML other m 2020-02-11T22:34:19.58
IV.SERS.HHE. ML:2.1 0.0005525 0.62 AML other m 2020-02-11T22:34:19.56
IV.SERS.HHN. ML:2.3 0.0008814999999999999 0.24 AML other m 2020-02-11T22:34:19.50
IV.SERS.HNE. ML:2.3 0.000797 0.24 AML other m 2020-02-11T22:34:19.51
MN.TIP.HHN. ML:2.0 0.000314 0.48 AML other m 2020-02-11T22:34:22.44
MN.TIP.HNN. ML:2.0 0.0002895 0.46 AML other m 2020-02-11T22:34:22.44
MN.TIP.HNE. ML:1.8 0.00016800000000000002 1.02 AML other m 2020-02-11T22:34:23.59
MN.TIP.HHE. ML:1.7 0.00016599999999999997 1.02 AML other m 2020-02-11T22:34:23.59
IV.SPS2.HHE. ML:1.3 0.0000334 1.14 AML other m 2020-02-11T22:34:24.32
IV.PLAC.HNE. ML:2.0 0.0001985 1.2 AML other m 2020-02-11T22:34:29.03
IV.PLAC.HNN. ML:2.0 0.000217 0.56 AML other m 2020-02-11T22:34:29.11
IV.SPS2.HHN. ML:1.6 0.00006725000000000001 0.9 AML other m 2020-02-11T22:34:31.50
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
Waveforms Seismic signals in miniseed + resp format Download