Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 30-09-2020 and time 06:24:03 (Italy) in region 6 km SW Castroreale (ME)

A magnitude ML 1.3 earthquake occured in region: 6 km SW Castroreale (ME), on

  • 30-09-2020 04:24:03 (UTC)
  • 30-09-2020 06:24:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0550, 15.1830 at 8 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
Castroreale ME 6 2504 2504
Mazzarrà Sant'Andrea ME 6 1531 4035
Novara di Sicilia ME 6 1337 5372
Rodì Milici ME 6 2056 7428
Tripi ME 7 873 8301
Fondachelli-Fantina ME 8 1019 9320
Furnari ME 8 3784 13104
Terme Vigliatore ME 9 7395 20499
Antillo ME 10 919 21418
Basicò ME 11 612 22030
Barcellona Pozzo di Gotto ME 11 41583 63613
Falcone ME 11 2808 66421
Santa Lucia del Mela ME 13 4650 71071
Mandanici ME 13 601 71672
Oliveri ME 13 2181 73853
Merì ME 14 2338 76191
Limina ME 15 836 77027
San Filippo del Mela ME 15 7115 84142
Montalbano Elicona ME 15 2287 86429
Roccafiorita ME 16 197 86626
Casalvecchio Siculo ME 16 842 87468
Gualtieri Sicaminò ME 17 1807 89275
Pagliara ME 17 1170 90445
Francavilla di Sicilia ME 17 3945 94390
Savoca ME 18 1732 96122
Motta Camastra ME 18 845 96967
Pace del Mela ME 18 6239 103206
Fiumedinisi ME 18 1409 104615
Graniti ME 19 1492 106107
Condrò ME 19 493 106600
Mongiuffi Melia ME 19 600 107200
Malvagna ME 19 733 107933
San Pier Niceto ME 19 2837 110770
San Piero Patti ME 19 2915 113685
Milazzo ME 19 31646 145331
Gallodoro ME 20 367 145698
Castiglione di Sicilia CT 20 3215 148913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Messina (238439 inhabitants)
41 Km W of Reggio di Calabria (183035 inhabitants)
49 Km N of Acireale (52622 inhabitants)
62 Km N of Catania (314555 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 2020-09-30
04:24:03		 38.0548 15.1832 8 2021-02-26
14:56:11		 Bollettino Sismico Italiano INGV 85789301
Reviewed
Rev100 		ML 1.3 2020-09-30
04:24:03		 38.0553 15.181 8 2020-09-30
04:30:45		 Sala Sismica INGV-Roma 83377431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-30 04:24:03 ± 0.07
Latitude 38.0548 ± 0.0045
Longitude 15.1832 ± 0.0057
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85789301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 436
Semi-minor axis of confidence ellipse (meter) 428
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 276
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.04587
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 83377431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-30 04:30:45

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 85789301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-28 11:43:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVGP.HHE. 2020-09-30T04:24:18.74 0.3 undecidable manual S 333 42.624 50 0.58 62
IV.MSRU.HHZ. 2020-09-30T04:24:15.80 0.6 undecidable manual S 51 36.6411 50 -0.76 39
IV.MUCR.HHZ. 2020-09-30T04:24:13.00 0.3 undecidable manual S 267 27.0507 107 -0.54 65
IV.MTTG.HHZ. 2020-09-30T04:24:12.28 0.3 undecidable manual P 97 45.5211 50 -0.22 68
IV.MILZ.HHZ. 2020-09-30T04:24:12.46 0.3 undecidable manual S 10 24.3534 109 -0.19 71
IV.IVGP.HHE. 2020-09-30T04:24:11.91 0.3 undecidable manual P 333 42.624 50 -0.14 70
IV.ECTS.HHZ. 2020-09-30T04:24:11.35 0.6 undecidable manual S 196 19.9689 113 0.14 48
IV.IVUG.HHE. 2020-09-30T04:24:11.96 0.3 undecidable manual P 336 41.5251 50 0.06 71
IV.MSRU.HHZ. 2020-09-30T04:24:11.18 0.3 undecidable manual P 51 36.6411 50 0.05 72
IV.IVPL.HHE. 2020-09-30T04:24:11.83 0.3 undecidable manual P 334 39.8268 50 0.2 69
IV.MPNC.HHZ. 2020-09-30T04:24:10.61 0.3 undecidable manual S 55 17.9709 115 0.03 74
IV.MUCR.HHZ. 2020-09-30T04:24:09.20 0.1 undecidable manual P 267 27.0507 107 -0.19 95
IV.MILZ.HHZ. 2020-09-30T04:24:08.95 0.1 undecidable manual P 10 24.3534 109 0.07 97
IV.ECTS.HHZ. 2020-09-30T04:24:08.24 0.3 undecidable manual P 196 19.9689 113 0.2 72
IV.AIO.HHZ. 2020-09-30T04:24:08.12 0.6 undecidable manual S 155 10.2786 129 -0.17 49
IV.MPNC.HHZ. 2020-09-30T04:24:07.84 0.1 undecidable manual P 55 17.9709 115 0.16 97
IV.NOV.HHZ. 2020-09-30T04:24:07.21 0.6 undecidable manual S 234 5.0949 149 0.12 50
IV.AIO.HHZ. 2020-09-30T04:24:06.41 0.1 positive manual P 155 10.2786 129 0.05 100
IV.NOV.HHZ. 2020-09-30T04:24:05.82 0.1 undecidable manual P 234 5.0949 149 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:1.8 0.0008585 0.16 AML other m 2020-09-30T04:24:08.25
IV.AIO.HHE. ML:1.6 0.000647 0.84 AML other m 2020-09-30T04:24:08.16
IV.MPNC.HHE. ML:1.1 0.00010095 1.6 AML other m 2020-09-30T04:24:12.80
IV.MILZ.HHN. ML:1.4 0.00015740845 0.3776 AML other m 2020-09-30T04:24:12.55
IV.MPNC.HHN. ML:1.1 0.00010115 1.02 AML other m 2020-09-30T04:24:12.36
IV.MUCR.HHN. ML:0.9 0.000038067615 1.6416 AML other m 2020-09-30T04:24:12.12
IV.MILZ.HHE. ML:1.6 0.00022542085 1.4976 AML other m 2020-09-30T04:24:13.08
IV.MUCR.HHE. ML:0.7 0.00002842975 0.2208 AML other m 2020-09-30T04:24:15.20
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