Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 20-02-2020 and time 08:14:19 (Italy) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.3 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 20-02-2020 07:14:19 (UTC)
  • 20-02-2020 08:14:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.4040, 17.1950 at 16 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
Cirò Marina KR 7 14902 14902
Cirò KR 12 2936 17838
Crucoli KR 17 3115 20953
Melissa KR 18 3549 24502
Strongoli KR 19 6571 31073

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km N of Crotone (62178 inhabitants)
76 Km NE of Catanzaro (90612 inhabitants)
82 Km E of Cosenza (67546 inhabitants)
89 Km NE 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 1.3 2020-02-20
07:14:19		 39.4043 17.1947 16 2020-07-18
21:08:41		 Bollettino Sismico Italiano INGV 80867771
Reviewed
Rev100 		ML 1.3 2020-02-20
07:14:19		 39.423 17.2218 11 2020-02-20
07:33:46		 Sala Sismica INGV-Roma 76664911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-20 07:14:19 ± 0.14
Latitude 39.4043 ± 0.0045
Longitude 17.1947 ± 0.0093
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80867771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 875
Semi-minor axis of confidence ellipse (meter) 309
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 285
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 278
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.91641
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 80867771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-07 21:59:58

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 76664911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-20 07:33:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.LRNO.HNZ. 2020-02-20T07:15:52.40 3.0 undecidable manual Sg 2.6 0
IV.IMOL.HNZ. 2020-02-20T07:15:51.50 3.0 positive manual Pn -5.05 0
IV.CMPR.HHZ. 2020-02-20T07:15:12.68 3.0 undecidable manual Sn -6.24 0
AC.KBN.HHZ. 2020-02-20T07:15:05.93 3.0 undecidable manual Pg 0.1 0
IV.PTRJ.HNZ. 2020-02-20T07:15:05.64 3.0 undecidable manual Pn -1.6 0
IV.MILZ.HHZ. 2020-02-20T07:14:51.45 3.0 undecidable manual Pn 0.57 0
IV.CELI.HHZ. 2020-02-20T07:14:38.05 0.3 undecidable manual S 270 58.7967 96 0.2 69
IV.SERS.HHZ. 2020-02-20T07:14:38.19 0.3 undecidable manual S 227 59.6958 96 0.11 71
YZ.POLL2.HHE. 2020-02-20T07:14:36.71 0.6 undecidable manual P 309 101.7204 93 -0.04 44
IV.CAR1.HHZ. 2020-02-20T07:14:34.42 0.3 undecidable manual P 259 86.0472 94 0.09 66
MN.TIP.HHZ. 2020-02-20T07:14:33.99 0.3 undecidable manual S 236 45.0216 99 -0.21 70
IV.PIPA.HHE. 2020-02-20T07:14:31.15 0.6 undecidable manual S 286 33.6441 103 -0.08 50
IV.CELI.HHZ. 2020-02-20T07:14:30.02 0.1 undecidable manual P 270 58.7967 96 -0.13 94
IV.SERS.HHZ. 2020-02-20T07:14:30.20 0.1 undecidable manual P 227 59.6958 96 -0.08 95
IV.LADO.EHZ. 2020-02-20T07:14:28.53 0.3 undecidable manual S 234 22.755 113 0.07 76
MN.TIP.HHZ. 2020-02-20T07:14:27.86 0.1 undecidable manual P 236 45.0216 99 -0.18 95
IV.PIPA.HHE. 2020-02-20T07:14:26.35 0.1 undecidable manual P 286 33.6441 103 0.03 98
IV.LADO.EHZ. 2020-02-20T07:14:24.80 0.1 undecidable manual P 234 22.755 113 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LADO.EHE. ML:1.0 0.0000573 1.52 AML other m 2020-02-20T07:14:29.00
IV.LADO.EHN. ML:0.8 0.00003805 0.74 AML other m 2020-02-20T07:14:29.45
IV.SERS.HHN. ML:1.6 0.0000756 0.9 AML other m 2020-02-20T07:14:38.48
IV.SERS.HHE. ML:1.5 0.0000705 0.66 AML other m 2020-02-20T07:14:43.66
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