Earthquake with magnitude of ML 1.4 on date 20-04-2021 and time 05:42:52 (Italy) in region 2 km W Amato (CZ)

A magnitude ML 1.4 earthquake occured in region: 2 km W Amato (CZ), on

  • 20-04-2021 03:42:52 (UTC)
  • 20-04-2021 05:42:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9500, 16.4420 at 11 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
Amato CZ 2 835 835
Miglierina CZ 3 767 1602
Pianopoli CZ 5 2589 4191
Feroleto Antico CZ 5 2171 6362
Marcellinara CZ 5 2285 8647
Tiriolo CZ 6 3870 12517
San Pietro Apostolo CZ 7 1691 14208
Settingiano CZ 7 3124 17332
Serrastretta CZ 7 3176 20508
Gimigliano CZ 8 3381 23889
Caraffa di Catanzaro CZ 9 1866 25755
Cicala CZ 9 968 26723
Lamezia Terme CZ 11 70714 97437
Maida CZ 12 4566 102003
Carlopoli CZ 12 1516 103519
Cortale CZ 12 2117 105636
Platania CZ 12 2172 107808
Panettieri CS 12 351 108159
Jacurso CZ 13 624 108783
Pentone CZ 13 2113 110896
Fossato Serralta CZ 13 594 111490
Decollatura CZ 13 3159 114649
Sorbo San Basile CZ 14 809 115458
San Pietro a Maida CZ 14 4200 119658
San Floro CZ 14 716 120374
Catanzaro CZ 14 90612 210986
Girifalco CZ 14 5945 216931
Taverna CZ 15 2703 219634
Borgia CZ 15 7611 227245
Albi CZ 16 949 228194
Soveria Mannelli CZ 16 3076 231270
Sellia CZ 17 530 231800
Curinga CZ 17 6779 238579
Bianchi CS 17 1305 239884
Amaroni CZ 17 1855 241739
Simeri Crichi CZ 18 4698 246437
Magisano CZ 18 1258 247695
Colosimi CS 19 1247 248942
Conflenti CZ 19 1392 250334
Vallefiorita CZ 19 1771 252105
Zagarise CZ 20 1647 253752
Squillace CZ 20 3608 257360

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Lamezia Terme (70714 inhabitants)
14 Km W of Catanzaro (90612 inhabitants)
41 Km SE of Cosenza (67546 inhabitants)
61 Km W of Crotone (62178 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 2021-04-20
03:42:52
38.9502 16.4422 11 2021-07-12
16:55:16
Bollettino Sismico Italiano INGV 91699711
Reviewed
Rev100
ML 1.4 2021-04-20
03:42:52
38.9497 16.445 12 2021-04-20
03:48:57
Sala Sismica INGV-Roma 89281641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-20 03:42:52 ± 0.06
Latitude 38.9502 ± 0.0036
Longitude 16.4422 ± 0.0046
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91699711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 343
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 146
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.12950
Epicentral distance of station farthest from the epicenter (degree) 0.91191
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 91699711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-22 09:07:22

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 89281641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-20 03:48:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2021-04-20T03:43:15.91 0.3 undecidable manual S 327 76.6677 50 0.27 64
IV.JOPP.HHZ. 2021-04-20T03:43:11.31 0.3 undecidable manual S 232 61.3941 50 -0.26 65
IV.GRIS.EHE. 2021-04-20T03:43:09.82 0.3 undecidable manual P 330 101.2209 50 0.11 63
IV.PLAC.HHE. 2021-04-20T03:43:09.98 0.3 undecidable manual S 180 55.5999 50 -0.04 69
MN.CEL.HNZ. 2021-04-20T03:43:08.76 0.6 undecidable manual P 212 90.1431 50 0.76 36
IV.CELI.HHZ. 2021-04-20T03:43:08.72 0.6 undecidable manual S 6 50.5161 50 0.05 47
MN.TIP.HHE. 2021-04-20T03:43:05.06 0.6 undecidable manual S 47 37.2294 50 -0.07 48
IV.SPS2.HHZ. 2021-04-20T03:43:05.30 0.3 undecidable manual S 347 38.8278 50 -0.25 68
IV.PIPA.HHZ. 2021-04-20T03:43:05.22 0.6 undecidable manual P 28 67.4769 50 0.71 37
IV.CET2.HHZ. 2021-04-20T03:43:05.92 0.3 undecidable manual P 327 76.6677 50 -0.01 67
IV.JOPP.HHZ. 2021-04-20T03:43:04.01 0.1 undecidable manual P 232 61.3941 50 0.43 84
IV.PLAC.HHE. 2021-04-20T03:43:02.55 0.3 undecidable manual P 180 55.5999 50 -0.13 68
IV.CELI.HHZ. 2021-04-20T03:43:01.81 0.3 undecidable manual P 6 50.5161 50 -0.09 69
IV.SERS.HHZ. 2021-04-20T03:43:01.23 0.6 undecidable manual S 66 23.2545 50 -0.17 48
IV.GIZZ.HHZ. 2021-04-20T03:43:00.60 0.6 undecidable manual S 279 20.4684 50 -0.05 49
IV.SELL.HHZ. 2021-04-20T03:42:59.77 0.6 undecidable manual S 77 16.4724 123 0.3 46
MN.TIP.HHE. 2021-04-20T03:42:59.63 0.1 undecidable manual P 47 37.2294 50 -0.23 92
IV.SPS2.HHZ. 2021-04-20T03:42:59.97 0.3 undecidable manual P 347 38.8278 50 -0.13 70
IV.GRI.EHZ. 2021-04-20T03:42:58.65 0.6 undecidable manual S 188 14.3745 127 -0.22 48
IV.GIZZ.HHZ. 2021-04-20T03:42:57.16 0.1 undecidable manual P 279 20.4684 50 -0.11 97
IV.SERS.HHZ. 2021-04-20T03:42:57.59 0.1 undecidable manual P 66 23.2545 50 -0.11 97
IV.GRI.EHZ. 2021-04-20T03:42:56.19 0.1 undecidable manual P 188 14.3745 127 -0.06 100
IV.SELL.HHZ. 2021-04-20T03:42:56.67 0.1 undecidable manual P 77 16.4724 123 0.08 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRI.EHE. ML:1.4 0.00023799999999999998 1.54 AML other m 2021-04-20T03:42:58.17
IV.GRI.EHN. ML:1.4 0.000261 1.62 AML other m 2021-04-20T03:42:59.10
IV.SELL.HNN. ML:1.7 0.000442 0.3 AML other m 2021-04-20T03:43:00.19
IV.SELL.HHN. ML:1.3 0.0001535 0.3 AML other m 2021-04-20T03:43:00.19
IV.SELL.HNE. ML:1.9 0.0007410000000000001 1.08 AML other m 2021-04-20T03:43:00.24
IV.SELL.HHE. ML:1.4 0.00023199999999999997 1.06 AML other m 2021-04-20T03:43:00.25
IV.SERS.HHE. ML:1.5 0.00021150000000000002 0.42 AML other m 2021-04-20T03:43:01.68
IV.SERS.HNN. ML:1.6 0.00022134310000000002 0.32 AML other m 2021-04-20T03:43:01.73
IV.SERS.HNE. ML:1.3 0.00011865900000000002 0.4 AML other m 2021-04-20T03:43:02.72
IV.SERS.HHN. ML:1.4 0.00014000000000000001 0.38 AML other m 2021-04-20T03:43:02.72
IV.SPS2.HHE. ML:1.1 0.00004295 0.38 AML other m 2021-04-20T03:43:07.87
IV.SPS2.HHN. ML:1.4 0.00008735 1.2 AML other m 2021-04-20T03:43:08.73
IV.JOPP.HHN. ML:1.5 0.000058014839999999995 0.7808 AML other m 2021-04-20T03:43:10.72
IV.CELI.HHN. ML:1.1 0.00003705 1.2 AML other m 2021-04-20T03:43:11.93
IV.CELI.HHE. ML:1.1 0.0000291 0.52 AML other m 2021-04-20T03:43:12.55
IV.JOPP.HHE. ML:1.4 0.000049890415 0.2608 AML other m 2021-04-20T03:43:14.22
IV.CET2.HHE. ML:1.6 0.000057954160000000006 0.16 AML other m 2021-04-20T03:43:18.17
IV.CET2.HHN. ML:1.9 0.000124943095 0.2608 AML other m 2021-04-20T03:43:18.78
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