Earthquake with magnitude of ML 0.4 on date 04-09-2020 and time 23:32:58 (UTC) in region 3 km SW San Pietro Apostolo (CZ)

A magnitude ML 0.4 earthquake occured in region: 3 km SW San Pietro Apostolo (CZ), on

  • 04-09-2020 23:32:58 (UTC)
  • 05-09-2020 01:32:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9890, 16.4450 at 14 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 Pietro Apostolo CZ 3 1691 1691
Serrastretta CZ 4 3176 4867
Miglierina CZ 5 767 5634
Cicala CZ 5 968 6602
Amato CZ 5 835 7437
Feroleto Antico CZ 6 2171 9608
Pianopoli CZ 6 2589 12197
Tiriolo CZ 7 3870 16067
Gimigliano CZ 7 3381 19448
Marcellinara CZ 8 2285 21733
Carlopoli CZ 8 1516 23249
Panettieri CS 8 351 23600
Decollatura CZ 10 3159 26759
Settingiano CZ 10 3124 29883
Lamezia Terme CZ 11 70714 100597
Platania CZ 11 2172 102769
Sorbo San Basile CZ 11 809 103578
Fossato Serralta CZ 12 594 104172
Pentone CZ 12 2113 106285
Soveria Mannelli CZ 12 3076 109361
Taverna CZ 13 2703 112064
Caraffa di Catanzaro CZ 13 1866 113930
Bianchi CS 13 1305 115235
Albi CZ 14 949 116184
Colosimi CS 15 1247 117431
Catanzaro CZ 16 90612 208043
Sellia CZ 16 530 208573
Maida CZ 16 4566 213139
Magisano CZ 16 1258 214397
Cortale CZ 16 2117 216514
Jacurso CZ 17 624 217138
Conflenti CZ 17 1392 218530
Motta Santa Lucia CZ 18 845 219375
San Pietro a Maida CZ 18 4200 223575
Simeri Crichi CZ 18 4698 228273
San Floro CZ 18 716 228989
Pedivigliano CS 18 831 229820
Girifalco CZ 18 5945 235765
Zagarise CZ 19 1647 237412
Borgia CZ 19 7611 245023
Scigliano CS 20 1226 246249
Parenti CS 20 2188 248437

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Lamezia Terme (70714 inhabitants)
16 Km NW of Catanzaro (90612 inhabitants)
38 Km SE of Cosenza (67546 inhabitants)
60 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 0.4 2020-09-04
23:32:58
38.9887 16.4453 14 2021-02-26
14:56:07
Bollettino Sismico Italiano INGV 84964321
Reviewed
Rev100
ML 0.4 2020-09-04
23:32:58
38.9822 16.4462 12 2020-09-05
00:05:40
Sala Sismica INGV-Roma 82631261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-04 23:32:58 ± 0.18
Latitude 38.9887 ± 0.0090
Longitude 16.4453 ± 0.0046
Depth (km) 14 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84964321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 730
Semi-minor axis of confidence ellipse (meter) 630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.41639
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 84964321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-23 11:23:12

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 82631261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-05 00:05:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHE. 2020-09-04T23:33:13.42 0.3 undecidable manual S 7 46.2204 95 0.28 67
IV.CAR1.HHZ. 2020-09-04T23:33:09.99 0.3 undecidable manual S 326 35.6421 97 -0.32 70
MN.TIP.HHE. 2020-09-04T23:33:09.70 0.3 undecidable manual S 52 34.2435 97 -0.25 69
IV.CELI.HHE. 2020-09-04T23:33:07.31 0.3 undecidable manual P 7 46.2204 95 0.44 65
IV.SERS.HHZ. 2020-09-04T23:33:06.46 0.3 undecidable manual S 76 21.5673 106 -0.18 71
XK.GIZZ.HHZ. 2020-09-04T23:33:06.08 0.6 undecidable manual S 267 20.4684 108 -0.28 48
XK.SELL.HHZ. 2020-09-04T23:33:05.38 0.3 undecidable manual S 92 15.7731 117 0.2 74
IV.CAR1.HHZ. 2020-09-04T23:33:05.20 0.3 undecidable manual P 326 35.6421 97 -0.03 73
MN.TIP.HHE. 2020-09-04T23:33:04.85 0.3 undecidable manual P 52 34.2435 97 -0.18 70
XK.ALB1.HNZ. 2020-09-04T23:33:04.72 0.6 undecidable manual S 73 13.6752 123 0.01 50
IV.SERS.HHZ. 2020-09-04T23:33:03.04 0.1 undecidable manual P 76 21.5673 106 -0.08 97
XK.GIZZ.HHZ. 2020-09-04T23:33:03.05 0.1 undecidable manual P 267 20.4684 108 0.09 97
XK.SELL.HHZ. 2020-09-04T23:33:02.29 0.1 undecidable manual P 92 15.7731 117 0.01 100
XK.ALB1.HNZ. 2020-09-04T23:33:02.11 0.3 undecidable manual P 73 13.6752 123 0.11 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HHE. ML:0.5 0.00002131423 0.384 AML other m 2020-09-04T23:33:06.98
IV.SERS.HHN. ML:0.2 0.000011052860000000001 1.5392 AML other m 2020-09-04T23:33:07.05
IV.CAR1.HHN. ML:0.6 0.000014679298 0.32 AML other m 2020-09-04T23:33:10.46
IV.CAR1.HHE. ML:0.4 0.000012456069 1.7184 AML other m 2020-09-04T23:33:11.07
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