Earthquake with magnitude of ML 1.4 on date 20-02-2021 and time 17:10:44 (UTC) in region Costa Calabra nord occidentale (Cosenza)

A magnitude ML 1.4 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 20-02-2021 17:10:44 (UTC)
  • 20-02-2021 18:10:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.26, 15.904 at 68 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
San Lucido CS 14 6047 6047
Fiumefreddo Bruzio CS 14 2994 9041
Longobardi CS 16 2312 11353
Falconara Albanese CS 16 1427 12780
Paola CS 16 16013 28793
Belmonte Calabro CS 19 2003 30796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of Cosenza (67546 inhabitants)
48 Km NW of Lamezia Terme (70714 inhabitants)
71 Km NW of Catanzaro (90612 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 1.4 2021-02-20
17:10:44
39.2598 15.9035 68 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91306481
Reviewed
Rev100
ML 1.6 2021-02-20
17:10:44
39.3 15.8938 74 2021-02-20
17:18:24
Sala Sismica INGV-Roma 87333581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-20 17:10:44 ± 0.21
Latitude 39.2598 ± 0.0162
Longitude 15.9035 ± 0.0209
Depth (km) 68 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91306481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2044
Semi-minor axis of confidence ellipse (meter) 1180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 2040
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.15383
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.5
Num. used stations 8
Type of magnitude ML
Reference to an origin 91306481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-16 13:19:20

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 87333581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-20 17:18:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GU.GSCL.HHZ. 2021-02-20T17:12:43.67 3.0 undecidable manual Pg 15.95 0
IV.VCEL.EHZ. 2021-02-20T17:12:34.68 3.0 undecidable manual Sg 4.06 0
IV.MNTT.EHZ. 2021-02-20T17:12:32.97 3.0 undecidable manual Sn -9.99 0
IV.RIBO.EHZ.01 2021-02-20T17:12:22.32 3.0 undecidable manual Pg 11.5 0
IV.SFI.EHZ. 2021-02-20T17:12:14.33 3.0 undecidable manual Pn -0.77 0
IV.COLB.HHZ. 2021-02-20T17:11:57.32 3.0 undecidable manual Sg 0.72 0
IV.RMP.HHZ. 2021-02-20T17:11:46.45 3.0 positive manual Pg -1.38 0
IV.CROCE.HHZ. 2021-02-20T17:11:39.10 3.0 positive manual Pg 2.85 0
IV.BULG.HHN. 2021-02-20T17:11:15.34 0.6 undecidable manual S 334 0.9128 115 0.14 43
IV.SERS.HHZ. 2021-02-20T17:11:10.10 0.6 undecidable manual S 110 0.6484 126 0.38 44
IV.CELI.HHZ. 2021-02-20T17:11:07.30 0.6 undecidable manual S 73 0.4892 135 0.48 44
IV.GRIS.HNE. 2021-02-20T17:11:06.70 0.6 undecidable manual S 355 0.482 136 0 49
IV.CMPR.HHZ. 2021-02-20T17:11:05.52 0.3 undecidable manual P 337 1.1538 109 0.16 61
IV.SPS2.HHZ. 2021-02-20T17:11:04.30 0.6 undecidable manual S 85 0.3381 146 -0.23 49
IV.CET2.HHZ. 2021-02-20T17:11:03.90 0.6 undecidable manual S 8 0.2716 152 0.18 49
IV.BULG.HHN. 2021-02-20T17:11:02.52 0.3 undecidable manual P 334 0.9128 115 0.26 64
IV.PLAC.HHE. 2021-02-20T17:11:02.72 0.3 undecidable manual P 153 0.9101 115 0.48 61
MN.TIP.HHN. 2021-02-20T17:10:59.31 0.3 undecidable manual P 97 0.6664 125 0 71
IV.SERS.HHZ. 2021-02-20T17:10:58.99 0.1 negative manual P 110 0.6484 126 -0.12 93
IV.GRIS.HNE. 2021-02-20T17:10:57.22 0.3 undecidable manual P 355 0.482 136 -0.14 72
IV.CELI.HHZ. 2021-02-20T17:10:57.26 0.1 positive manual P 73 0.4892 135 -0.16 95
IV.CET2.HHZ. 2021-02-20T17:10:55.50 0.1 positive manual P 8 0.2716 152 -0.13 100
IV.SPS2.HHZ. 2021-02-20T17:10:55.53 0.1 positive manual P 85 0.3381 146 -0.57 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HNN. ML:2.1 0.000115475945 2.24 AML other m 2021-02-20T17:11:01.25
IV.SERS.HNE. ML:2.4 0.0002639712 2.5856 AML other m 2021-02-20T17:11:01.25
IV.CET2.HHE. ML:1.6 6.288878E-5 0.1152 AML other m 2021-02-20T17:11:04.34
IV.SPS2.HHE. ML:0.8 7.828222E-6 0.1536 AML other m 2021-02-20T17:11:04.75
IV.CET2.HHN. ML:1.6 6.1088165E-5 0.1536 AML other m 2021-02-20T17:11:05.44
IV.SPS2.HHN. ML:1.1 2.086023E-5 0.2688 AML other m 2021-02-20T17:11:06.33
IV.CELI.HHN. ML:1.2 1.980692E-5 5.504 AML other m 2021-02-20T17:11:07.30
IV.CELI.HHE. ML:1.1 1.3993965E-5 2.3808 AML other m 2021-02-20T17:11:10.04
IV.SERS.HHE. ML:1 1.165975E-5 3.5072 AML other m 2021-02-20T17:11:17.70
IV.CELI.HNN. ML:4.4 0.02934755 0.0064 AML other m 2021-02-20T17:11:25.10
IV.CELI.HNE. ML:4.1 0.01648625 0.4928 AML other m 2021-02-20T17:11:25.40
IV.SERS.HHN. ML:1 1.085891E-5 3.6608 AML other m 2021-02-20T17:11:30.64
IV.NOV.HHN. ML:2.2 7.7003915E-5 0.96 AML other m 2021-02-20T17:11:43.08
IV.CROCE.HNE. ML:3 0.000125559005 0.896 AML other m 2021-02-20T17:11:50.04
IV.CROCE.HNN. ML:3.1 0.00014702205 2.4704 AML other m 2021-02-20T17:11:52.84
IV.CROCE.HHN. ML:2.4 3.0374915E-5 1.3184 AML other m 2021-02-20T17:11:54.30
IV.CROCE.HHE. ML:2.3 2.730818E-5 1.5744 AML other m 2021-02-20T17:11:56.29
IV.NOV.HHE. ML:2.2 6.075023E-5 1.1776 AML other m 2021-02-20T17:12:02.39
IV.RMP.HHN. ML:4.3 0.001157656 0.064 AML other m 2021-02-20T17:12:57.41
IV.RMP.HHE. ML:3.8 0.00038102835 0.0768 AML other m 2021-02-20T17:12:58.20
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