Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 28-09-2020 and time 11:10:08 (Italy) in region 7 km W Linguaglossa (CT)

A magnitude ML 2.4 earthquake occured in region: 7 km W Linguaglossa (CT), on

  • 28-09-2020 09:10:08 (UTC)
  • 28-09-2020 11:10:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8200, 15.0740 at 2 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
Linguaglossa CT 7 5403 5403
Castiglione di Sicilia CT 8 3215 8618
Moio Alcantara ME 9 717 9335
Piedimonte Etneo CT 9 3963 13298
Sant'Alfio CT 10 1582 14880
Francavilla di Sicilia ME 11 3945 18825
Milo CT 11 1087 19912
Malvagna ME 11 733 20645
Fiumefreddo di Sicilia CT 12 9623 30268
Motta Camastra ME 12 845 31113
Mascali CT 13 14282 45395
Randazzo CT 13 10900 56295
Calatabiano CT 14 5308 61603
Gaggi ME 14 3184 64787
Giarre CT 14 27659 92446
Roccella Valdemone ME 14 666 93112
Zafferana Etnea CT 14 9517 102629
Santa Domenica Vittoria ME 15 980 103609
Riposto CT 15 14838 118447
Graniti ME 16 1492 119939
Santa Venerina CT 16 8592 128531
Giardini-Naxos ME 18 9415 137946
Castelmola ME 18 1088 139034
Maletto CT 18 3920 142954
Taormina ME 19 10960 153914

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of Acireale (52622 inhabitants)
35 Km N of Catania (314555 inhabitants)
59 Km SW of Messina (238439 inhabitants)
60 Km SW of Reggio di Calabria (183035 inhabitants)
87 Km N of Siracusa (122291 inhabitants)
96 Km E of Caltanissetta (63360 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 2.4 2020-09-28
09:10:08		 37.8198 15.0745 2 2021-02-26
14:56:08		 Bollettino Sismico Italiano INGV 85015491
Reviewed
Rev200 		ML 2.2 2020-09-28
09:10:07		 37.811 15.08 1 2020-12-22
15:46:01		 Sala Operativa INGV_OE (Catania) 83328371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-28 09:10:08 ± 0.11
Latitude 37.8198 ± 0.0063
Longitude 15.0745 ± 0.0080
Depth (km) 2 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85015491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 780
Semi-minor axis of confidence ellipse (meter) 620
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 307
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 1.24286
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 85015491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-22 15:45:48

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude ML
Reference to an origin 83328371
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-09-28 09:20:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2020-09-28T09:10:37.90 1.0 undecidable manual S 224 91.242 50 0.41 20
IV.PLAC.HHE. 2020-09-28T09:10:33.49 1.0 undecidable manual P 59 137.9619 50 0.97 15
IV.CSLB.HHZ. 2020-09-28T09:10:26.94 0.6 undecidable manual P 279 89.9433 50 1.82 20
IV.SOI.EHN. 2020-09-28T09:10:25.68 0.6 undecidable manual P 72 90.243 50 0.52 39
IV.RAFF.HHZ. 2020-09-28T09:10:24.98 0.3 undecidable manual P 224 91.242 50 -0.33 62
MN.CEL.HNZ. 2020-09-28T09:10:24.16 0.3 undecidable manual P 55 86.6466 50 -0.45 61
IV.CAGR.HHZ. 2020-09-28T09:10:21.81 0.6 undecidable manual P 247 55.0005 92 2.1 17
IV.MSRU.HHE. 2020-09-28T09:10:20.49 0.6 undecidable manual P 37 62.1933 50 -0.35 43
IV.MSFR.HHZ. 2020-09-28T09:10:18.89 1.0 undecidable manual P 299 48.5181 92 0.49 22
IV.GALF.HHZ. 2020-09-28T09:10:18.68 0.6 undecidable manual P 255 46.1205 93 0.74 39
IV.MUCR.HHZ. 2020-09-28T09:10:18.80 0.6 undecidable manual S 325 30.3474 94 -0.43 45
IV.NOV.HHZ. 2020-09-28T09:10:17.20 1.0 undecidable manual S 13 23.6541 95 0.27 24
IV.AIO.HHZ. 2020-09-28T09:10:17.90 1.0 undecidable manual S 40 21.7671 95 1.63 13
IV.MPNC.HHZ. 2020-09-28T09:10:16.63 0.3 undecidable manual P 34 43.623 93 -0.8 58
IV.EPOZ.HHZ. 2020-09-28T09:10:16.70 1.0 undecidable manual S 149 19.2696 96 1.31 16
IV.MUCR.HHZ. 2020-09-28T09:10:15.24 0.3 undecidable manual P 325 30.3474 94 0.47 67
IV.EPZF.HHZ. 2020-09-28T09:10:15.50 0.6 undecidable manual S 271 19.0698 96 0.17 49
IV.EVRN.HHZ. 2020-09-28T09:10:15.27 0.6 undecidable manual S 160 15.4734 97 1.18 34
IV.ESLN.HHZ. 2020-09-28T09:10:14.50 0.6 undecidable manual S 212 16.5723 97 0.03 50
IV.EFIU.HHE. 2020-09-28T09:10:13.70 0.6 undecidable manual S 106 12.3765 99 0.67 43
IV.ECHR.HHE. 2020-09-28T09:10:13.40 0.6 undecidable manual P 224 20.4684 96 0.59 44
IV.EPOZ.HHZ. 2020-09-28T09:10:13.15 0.3 undecidable manual P 149 19.2696 96 0.6 66
IV.NOV.HHZ. 2020-09-28T09:10:13.46 0.1 undecidable manual P 13 23.6541 95 0.02 100
IV.EPZF.HHZ. 2020-09-28T09:10:12.62 0.1 negative manual P 271 19.0698 96 0.1 99
IV.ECTS.HHZ. 2020-09-28T09:10:12.30 0.3 undecidable manual S 31 7.9809 104 0.76 63
IV.EVRN.HHZ. 2020-09-28T09:10:12.57 0.1 undecidable manual P 160 15.4734 97 0.77 82
IV.AIO.HHZ. 2020-09-28T09:10:12.71 0.3 undecidable manual P 40 21.7671 95 -0.35 70
IV.EMSG.HHZ. 2020-09-28T09:10:11.02 0.1 negative manual P 271 10.878 101 0.11 100
IV.ESLN.HHZ. 2020-09-28T09:10:11.83 0.3 undecidable manual P 212 16.5723 97 -0.19 73
IV.EFIU.HHE. 2020-09-28T09:10:10.81 0.1 undecidable manual P 106 12.3765 99 -0.38 94
IV.EMCN.HHZ. 2020-09-28T09:10:10.90 0.3 undecidable manual S 228 4.7952 113 0.41 71
IV.ECTS.HHZ. 2020-09-28T09:10:09.90 0.1 undecidable manual P 31 7.9809 104 -0.44 94
IV.EPIT.HHN. 2020-09-28T09:10:09.36 0.3 undecidable manual S 238 1.7982 138 -0.27 74
IV.ECBD.HHN. 2020-09-28T09:10:09.50 0.3 undecidable manual S 167 4.4955 114 -0.9 59
IV.EPIT.HHN. 2020-09-28T09:10:08.23 0.1 undecidable manual P 238 1.7982 138 -1 76
IV.EMCN.HHZ. 2020-09-28T09:10:08.91 0.1 negative manual P 228 4.7952 113 -0.81 82
IV.ECBD.HHN. 2020-09-28T09:10:08.51 0.1 undecidable manual P 167 4.4955 114 -1.16 70
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHE. ML:2.6 0.0071200000000000005 0.6 AML other m 2020-09-28T09:10:17.04
IV.EMSG.HHN. ML:2.6 0.007825 0.4 AML other m 2020-09-28T09:10:17.23
IV.EVRN.HHN. ML:2.6 0.0047684105 0.3008 AML other m 2020-09-28T09:10:18.34
IV.EVRN.HNN. ML:2.6 0.00428 0.48 AML other m 2020-09-28T09:10:18.93
IV.EVRN.HNE. ML:2.6 0.00525 0.36 AML other m 2020-09-28T09:10:18.68
IV.EVRN.HHE. ML:2.7 0.00606 0.4 AML other m 2020-09-28T09:10:18.68
IV.AIO.HHN. ML:2.0 0.0008060000000000001 0.48 AML other m 2020-09-28T09:10:18.97
IV.AIO.HHE. ML:2.0 0.0007765 0.54 AML other m 2020-09-28T09:10:19.68
IV.ENIC.HHE. ML:2.4 0.001885147 0.2176 AML other m 2020-09-28T09:10:20.88
IV.NOV.HHN. ML:2.6 0.002919957 0.3456 AML other m 2020-09-28T09:10:21.48
IV.NOV.HHE. ML:2.7 0.0032083439999999997 0.6976 AML other m 2020-09-28T09:10:21.92
IV.EPZF.HHE. ML:2.5 0.0029718204999999998 0.5568 AML other m 2020-09-28T09:10:22.53
IV.ENIC.HNE. ML:2.4 0.001948092 0.3968 AML other m 2020-09-28T09:10:22.45
IV.EPZF.HHN. ML:2.6 0.00317 0.76 AML other m 2020-09-28T09:10:22.86
IV.ENIC.HHN. ML:2.4 0.001764836 0.3648 AML other m 2020-09-28T09:10:22.63
IV.MUCR.HHE. ML:2.0 0.0005434999999999999 0.44 AML other m 2020-09-28T09:10:22.74
IV.MUCR.HHN. ML:2.0 0.0005595 0.4 AML other m 2020-09-28T09:10:24.26
IV.MPNC.HHN. ML:2.2 0.0005805000000000001 1.2 AML other m 2020-09-28T09:10:28.08
IV.MPNC.HHE. ML:2.4 0.0008243287000000001 0.7616 AML other m 2020-09-28T09:10:28.25
IV.ENIC.HNN. ML:2.4 0.002153327 0.4992 AML other m 2020-09-28T09:10:29.80
IV.CAGR.HHE. ML:2.1 0.00027843545000000004 1.2352 AML other m 2020-09-28T09:10:52.90
IV.CAGR.HHN. ML:2.0 0.00025555470000000004 0.896 AML other m 2020-09-28T09:10:52.00
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
Waveforms Seismic signals in miniseed + resp format Download