Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 03-04-2020 and time 20:12:42 (Italy) in region 4 km W Crotone (KR)

A magnitude ML 1.3 earthquake occured in region: 4 km W Crotone (KR), on

  • 03-04-2020 18:12:42 (UTC)
  • 03-04-2020 20:12:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.0820, 17.0790 at 10 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
Crotone KR 4 62178 62178
Cutro KR 10 10541 72719
Scandale KR 11 3169 75888
Isola di Capo Rizzuto KR 14 17643 93531
San Mauro Marchesato KR 14 2157 95688
Rocca di Neto KR 14 5687 101375
Santa Severina KR 16 2131 103506
Roccabernarda KR 19 3393 106899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km W of Crotone (62178 inhabitants)
46 Km E of Catanzaro (90612 inhabitants)
67 Km E of Lamezia Terme (70714 inhabitants)
75 Km E 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 1.3 2020-04-03
18:12:42		 39.0818 17.079 10 2020-07-18
21:08:32		 Bollettino Sismico Italiano INGV 78195731
Reviewed
Rev100 		ML 1.5 2020-04-03
18:12:42		 39.056 17.0633 10 2020-04-03
18:28:52		 Sala Sismica INGV-Roma 77842321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-03 18:12:42 ± 0.51
Latitude 39.0818 ± 0.0207
Longitude 17.0790 ± 0.0348
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78195731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2950
Semi-minor axis of confidence ellipse (meter) 2320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 2950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 273
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) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.26710
Epicentral distance of station farthest from the epicenter (degree) 0.80579
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:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 13
Type of magnitude ML
Reference to an origin 78195731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-16 12:59:27

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 77842321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-03 18:28:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHE. 2020-04-03T18:12:58.52 0.6 undecidable manual P 219 89.4438 50 0.76 39
IV.CAR1.HHE. 2020-04-03T18:12:56.91 1.0 undecidable manual P 285 76.9674 50 1.06 17
XK.SELL.HHZ. 2020-04-03T18:12:55.72 0.6 undecidable manual S 254 40.4262 50 -0.15 51
IV.SERS.HHZ. 2020-04-03T18:12:54.38 0.6 undecidable manual S 262 34.0437 50 0.22 50
IV.GRI.EHZ. 2020-04-03T18:12:54.40 0.6 undecidable manual P 243 63.6918 50 0.6 43
MN.TIP.HHZ. 2020-04-03T18:12:53.41 0.6 undecidable manual S 292 29.6481 50 0.41 49
IV.CELI.HHZ. 2020-04-03T18:12:53.63 0.3 undecidable manual P 306 60.5949 50 0.32 71
XK.ALB1.HNZ. 2020-04-03T18:12:50.02 0.3 undecidable manual P 261 42.0246 50 -0.43 71
XK.SELL.HHZ. 2020-04-03T18:12:49.99 0.1 undecidable manual P 254 40.4262 50 -0.21 100
MN.TIP.HHZ. 2020-04-03T18:12:48.22 0.1 undecidable manual P 292 29.6481 50 -0.33 99
IV.SERS.HHZ. 2020-04-03T18:12:48.85 0.1 undecidable manual P 262 34.0437 50 -0.37 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TIP.HNE. ML:1.2 0.00008722547 1.1808 AML other m 2020-04-03T18:12:37.37
IV.CELI.HNE. ML:1.4 0.000048251484999999996 0.6656 AML other m 2020-04-03T18:12:40.59
IV.SERS.HNE. ML:1.3 0.000090951945 0.4224 AML other m 2020-04-03T18:12:44.69
IV.SERS.HHN. ML:1.3 0.00008450383 0.3712 AML other m 2020-04-03T18:12:44.68
IV.SERS.HNN. ML:1.3 0.000079206345 0.3584 AML other m 2020-04-03T18:12:45.58
IV.SERS.HHE. ML:1.3 0.000078555945 0.3584 AML other m 2020-04-03T18:12:45.58
MN.TIP.HNN. ML:1.3 0.000089835025 0.6016 AML other m 2020-04-03T18:12:48.31
MN.TIP.HHN. ML:1.0 0.00005357634 0.32 AML other m 2020-04-03T18:12:51.87
IV.CELI.HHN. ML:1.4 0.000044369674999999995 1.1936 AML other m 2020-04-03T18:12:52.79
IV.GRI.EHE. ML:1.5 0.00006056838 1.6416 AML other m 2020-04-03T18:12:56.16
IV.GRI.EHN. ML:1.5 0.00005709623499999999 0.3584 AML other m 2020-04-03T18:12:57.15
IV.CELI.HNN. ML:1.4 0.000054577384999999996 0.7168 AML other m 2020-04-03T18:13:00.68
IV.CELI.HHE. ML:1.2 0.000029524535 0.7168 AML other m 2020-04-03T18:13:01.31
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