Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 13-02-2020 and time 16:13:04 (Italy) in region Costa Ionica Crotonese (Crotone)

A magnitude ML 1.7 earthquake occured in region: Costa Ionica Crotonese (Crotone), on

  • 13-02-2020 15:13:04 (UTC)
  • 13-02-2020 16:13:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.3950, 17.2040 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 18 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 1.7 2020-02-13
15:13:04		 39.3953 17.204 16 2020-07-18
21:08:39		 Bollettino Sismico Italiano INGV 79964341
Reviewed
Rev100 		ML 1.6 2020-02-13
15:13:04		 39.3918 17.181 10 2020-02-13
15:20:59		 Sala Sismica INGV-Roma 76489171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-13 15:13:04 ± 0.26
Latitude 39.3953 ± 0.0126
Longitude 17.2040 ± 0.0186
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79964341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1316
Semi-minor axis of confidence ellipse (meter) 1225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 1320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 296
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.20594
Epicentral distance of station farthest from the epicenter (degree) 0.71856
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 79964341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-06 23:14:26

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 76489171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-13 15:20:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHZ. 2020-02-13T15:13:23.23 0.6 undecidable manual S 271 59.5959 96 0.21 46
IV.SERS.HHZ. 2020-02-13T15:13:23.23 0.6 undecidable manual S 228 59.5959 96 0.21 47
MN.TIP.HHZ. 2020-02-13T15:13:18.82 0.6 undecidable manual S 238 45.1215 98 -0.37 46
IV.TDS.HHZ. 2020-02-13T15:13:17.94 0.3 undecidable manual P 292 79.7646 94 -0.38 64
IV.PIPA.HHZ. 2020-02-13T15:13:16.45 0.6 undecidable manual S 287 34.743 102 0.01 51
IV.SERS.HHZ. 2020-02-13T15:13:15.39 0.3 undecidable manual P 228 59.5959 96 0.16 71
IV.CELI.HHZ. 2020-02-13T15:13:15.21 0.1 undecidable manual P 271 59.5959 96 -0.02 95
MN.TIP.HHZ. 2020-02-13T15:13:13.03 0.1 undecidable manual P 238 45.1215 98 0.01 99
IV.LADO.EHE. 2020-02-13T15:13:13.10 0.6 undecidable manual S 237 22.8549 111 -0.3 48
IV.PIPA.HHZ. 2020-02-13T15:13:11.44 0.3 undecidable manual P 287 34.743 102 0.01 75
IV.LADO.EHE. 2020-02-13T15:13:09.89 0.1 undecidable manual P 237 22.8549 111 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIPA.HHN. ML:2.0 0.0003735 1.34 AML other m 2020-02-13T15:13:17.00
IV.PIPA.HNN. ML:2.0 0.0004255 1.34 AML other m 2020-02-13T15:13:17.00
IV.PIPA.HHE. ML:2.0 0.00040649999999999996 0.36 AML other m 2020-02-13T15:13:17.35
IV.PIPA.HNE. ML:2.1 0.0004395 0.58 AML other m 2020-02-13T15:13:18.05
MN.TIP.HHN. ML:1.2 0.00003805 1.58 AML other m 2020-02-13T15:13:20.04
MN.TIP.HHE. ML:1.4 0.00006565 0.38 AML other m 2020-02-13T15:13:20.43
IV.SERS.HHN. ML:1.3 0.000039 0.62 AML other m 2020-02-13T15:13:26.87
IV.SERS.HHE. ML:1.4 0.0000431 0.78 AML other m 2020-02-13T15:13:29.39
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