Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 18-01-2021 and time 13:58:41 (UTC) in region 7 km W Linguaglossa (CT)

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

  • 18-01-2021 13:58:41 (UTC)
  • 18-01-2021 14:58:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8210, 15.0690 at 24 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 9 3215 8618
Moio Alcantara ME 9 717 9335
Piedimonte Etneo CT 10 3963 13298
Sant'Alfio CT 11 1582 14880
Francavilla di Sicilia ME 11 3945 18825
Malvagna ME 11 733 19558
Milo CT 12 1087 20645
Randazzo CT 13 10900 31545
Motta Camastra ME 13 845 32390
Fiumefreddo di Sicilia CT 13 9623 42013
Mascali CT 13 14282 56295
Roccella Valdemone ME 14 666 56961
Calatabiano CT 14 5308 62269
Zafferana Etnea CT 14 9517 71786
Santa Domenica Vittoria ME 14 980 72766
Gaggi ME 14 3184 75950
Giarre CT 14 27659 103609
Riposto CT 15 14838 118447
Santa Venerina CT 16 8592 127039
Graniti ME 16 1492 128531
Maletto CT 18 3920 132451
Giardini-Naxos ME 19 9415 141866
Castelmola ME 19 1088 142954
Taormina ME 19 10960 153914

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NW of Acireale (52622 inhabitants)
35 Km N of Catania (314555 inhabitants)
60 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 2021-01-18
13:58:41		 37.8207 15.0687 25 2021-07-12
16:54:59		 Bollettino Sismico Italiano INGV 87504461
Reviewed
Rev200 		ML 2.1 2021-01-18
13:58:42		 37.856 15.049 11 2021-03-08
12:39:31		 Sala Operativa INGV_OE (Catania) 86353441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-18 13:58:41 ± 0.11
Latitude 37.8207 ± 0.0036
Longitude 15.0687 ± 0.0068
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87504461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 634
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 61
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.01349
Epicentral distance of station farthest from the epicenter (degree) 1.01444
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 87504461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-08 12:41:24

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 86353441
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-01-18 14:09:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.JOPP.HHZ. 2021-01-18T13:59:15.11 1.0 undecidable manual S 39 112.5984 98 0.74 17
IV.HAVL.HHZ. 2021-01-18T13:59:10.00 0.3 undecidable manual S 177 95.6376 99 0.11 64
IV.SSY.HHZ. 2021-01-18T13:59:04.90 0.3 undecidable manual S 180 73.5708 102 0.8 55
IV.IVPL.HHZ. 2021-01-18T13:59:01.04 1.0 undecidable manual S 353 62.0934 105 -0.1 23
IV.MSRU.HHZ. 2021-01-18T13:59:01.33 1.0 undecidable manual S 38 62.3931 105 0.12 23
IV.JOPP.HHZ. 2021-01-18T13:59:00.83 0.3 undecidable manual P 39 112.5984 98 0.3 59
IV.HAGA.HHZ. 2021-01-18T13:59:00.81 0.3 undecidable manual S 173 59.8956 106 0.24 67
IV.HCRL.HHZ. 2021-01-18T13:59:00.72 0.3 undecidable manual S 183 59.6958 106 0.2 67
IV.HLNI.HHZ. 2021-01-18T13:58:59.09 0.3 undecidable manual S 198 55.1004 107 -0.26 66
IV.MSFR.HHZ. 2021-01-18T13:58:57.69 1.0 undecidable manual S 300 48.0186 110 0.16 23
IV.PLLN.EHZ. 2021-01-18T13:58:57.05 0.3 undecidable manual P 284 83.25 101 0.99 50
IV.HAVL.HHZ. 2021-01-18T13:58:57.57 0.1 undecidable manual P 177 95.6376 99 -0.37 80
IV.MPNC.HHZ. 2021-01-18T13:58:56.50 0.3 undecidable manual S 34 43.8228 112 -0.01 72
IV.SSY.HHZ. 2021-01-18T13:58:54.36 0.1 undecidable manual P 180 73.5708 102 -0.24 86
IV.IVPL.HHZ. 2021-01-18T13:58:53.25 0.1 undecidable manual P 353 62.0934 105 0.36 86
IV.MUCR.HHZ. 2021-01-18T13:58:53.54 1.0 undecidable manual S 325 29.9478 123 0.32 23
IV.MSRU.HHZ. 2021-01-18T13:58:53.56 0.1 undecidable manual P 38 62.3931 105 0.63 80
IV.HAGA.HHZ. 2021-01-18T13:58:52.23 0.1 undecidable manual P 173 59.8956 106 -0.33 87
IV.HCRL.HHZ. 2021-01-18T13:58:52.24 0.1 undecidable manual P 183 59.6958 106 -0.29 87
IV.ESCV.HHN. 2021-01-18T13:58:52.64 0.6 undecidable manual S 250 23.6541 131 0.77 40
IV.NOV.HHZ. 2021-01-18T13:58:51.45 0.3 undecidable manual S 15 23.754 130 -0.43 68
IV.ENIC.HHE. 2021-01-18T13:58:51.39 0.6 undecidable manual S 191 21.3675 134 -0.03 50
IV.AIO.HHZ. 2021-01-18T13:58:51.83 0.3 undecidable manual S 41 22.0668 133 0.28 70
IV.HLNI.HHZ. 2021-01-18T13:58:51.30 0.1 undecidable manual P 198 55.1004 107 -0.56 82
IV.EVRN.HNN. 2021-01-18T13:58:51.50 0.6 undecidable manual S 158 15.6732 143 1.09 35
IV.ESAL.HHE. 2021-01-18T13:58:50.28 0.6 undecidable manual S 141 9.2796 157 0.73 41
IV.MPNC.HHZ. 2021-01-18T13:58:50.51 0.1 undecidable manual P 34 43.8228 112 0.29 90
IV.EFIU.HHE. 2021-01-18T13:58:50.69 0.6 undecidable manual S 105 12.876 149 0.7 42
IV.MSFR.HHZ. 2021-01-18T13:58:50.81 0.1 undecidable manual P 300 48.0186 110 0 95
IV.ESVO.HHE. 2021-01-18T13:58:50.62 0.6 undecidable manual S 244 11.877 151 0.76 41
IV.EMSG.HHZ. 2021-01-18T13:58:50.12 0.3 undecidable manual S 270 10.3785 154 0.45 69
IV.EPZF.HHZ. 2021-01-18T13:58:50.89 0.3 undecidable manual S 271 18.5703 138 0 75
IV.ECBD.HHN. 2021-01-18T13:58:49.28 0.3 undecidable manual S 161 4.7952 168 0.1 75
IV.EMCN.HNZ. 2021-01-18T13:58:49.42 0.3 undecidable manual S 223 4.4955 168 0.26 73
IV.ESPC.HHN. 2021-01-18T13:58:49.72 0.3 undecidable manual S 194 14.6742 145 -0.53 68
IV.EMFS.HHE. 2021-01-18T13:58:49.77 1.0 undecidable manual S 209 12.7761 149 -0.21 24
IV.EPIT.HHN. 2021-01-18T13:58:49.27 0.6 undecidable manual S 225 1.4985 176 0.21 49
IV.ECTS.HHZ. 2021-01-18T13:58:48.68 0.3 undecidable manual S 34 8.1807 159 -0.76 63
IV.MUCR.HHZ. 2021-01-18T13:58:47.85 0.1 undecidable manual P 325 29.9478 123 -0.47 89
IV.EPOZ.HHZ. 2021-01-18T13:58:47.51 0.3 undecidable manual P 147 19.5693 137 0.43 69
IV.ECHR.HNZ. 2021-01-18T13:58:47.86 0.3 undecidable manual P 223 20.1687 136 0.71 62
IV.EVRN.HNN. 2021-01-18T13:58:47.01 0.1 undecidable manual P 158 15.6732 143 0.31 94
IV.NOV.HHZ. 2021-01-18T13:58:47.26 0.1 undecidable manual P 15 23.754 130 -0.28 94
IV.ENIC.HHE. 2021-01-18T13:58:47.94 0.3 undecidable manual P 191 21.3675 134 0.67 63
IV.ESCV.HHN. 2021-01-18T13:58:47.76 0.3 undecidable manual P 250 23.6541 131 0.22 71
IV.AIO.HHZ. 2021-01-18T13:58:47.20 0.1 undecidable manual P 41 22.0668 133 -0.15 97
IV.ESVO.HHE. 2021-01-18T13:58:46.29 0.1 undecidable manual P 244 11.877 151 -0.09 99
IV.ESLN.HHZ. 2021-01-18T13:58:46.40 0.3 undecidable manual P 210 16.3725 142 -0.36 70
IV.EMFS.HHE. 2021-01-18T13:58:46.29 0.3 undecidable manual P 209 12.7761 149 -0.16 73
IV.ESAL.HHE. 2021-01-18T13:58:46.27 0.3 undecidable manual P 141 9.2796 157 0.07 75
IV.EPZF.HHZ. 2021-01-18T13:58:46.59 0.1 undecidable manual P 271 18.5703 138 -0.38 92
IV.ECZM.HHN. 2021-01-18T13:58:46.98 0.6 undecidable manual P 236 17.4714 140 0.11 49
IV.EMFO.HHE. 2021-01-18T13:58:46.10 0.1 undecidable manual P 169 9.5793 156 -0.12 99
IV.EFIU.HHE. 2021-01-18T13:58:46.39 0.1 undecidable manual P 105 12.876 149 -0.06 100
IV.ESPC.HHN. 2021-01-18T13:58:46.12 0.1 undecidable manual P 194 14.6742 145 -0.48 91
IV.EMPL.HHZ. 2021-01-18T13:58:46.52 0.3 undecidable manual P 209 17.871 139 -0.39 69
IV.EMSG.HHZ. 2021-01-18T13:58:45.93 0.1 undecidable manual P 270 10.3785 154 -0.34 94
IV.EPIT.HHN. 2021-01-18T13:58:45.65 0.1 undecidable manual P 225 1.4985 176 -0.27 98
IV.ECBD.HHN. 2021-01-18T13:58:45.82 0.1 undecidable manual P 161 4.7952 168 -0.17 99
IV.ECTS.HHZ. 2021-01-18T13:58:45.53 0.1 undecidable manual P 34 8.1807 159 -0.61 88
IV.EMCN.HNZ. 2021-01-18T13:58:45.73 0.1 undecidable manual P 223 4.4955 168 -0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ECTS.HHE. ML:2.6 0.0022527555 1.744 AML other m 2021-01-18T13:58:48.98
IV.ECTS.HHN. ML:2.3 0.00138245485 0.256 AML other m 2021-01-18T13:58:49.29
IV.EMSG.HHE. ML:2.6 0.00246 0.4 AML other m 2021-01-18T13:58:50.46
IV.EMCN.HHN. ML:2.7 0.003515377 0.16 AML other m 2021-01-18T13:58:51.41
IV.EMCN.HNN. ML:2.7 0.003510483 0.1472 AML other m 2021-01-18T13:58:51.41
IV.EPZF.HHE. ML:2.7 0.002355 0.54 AML other m 2021-01-18T13:58:51.48
IV.EPZF.HHN. ML:2.6 0.0019443249999999998 0.4608 AML other m 2021-01-18T13:58:51.49
IV.EMSG.HHN. ML:2.7 0.002917608 1.4752 AML other m 2021-01-18T13:58:51.86
IV.AIO.HHE. ML:1.9 0.00040124424999999996 0.32 AML other m 2021-01-18T13:58:52.00
IV.NOV.HHE. ML:2.6 0.001697545 0.3776 AML other m 2021-01-18T13:58:52.28
IV.NOV.HHN. ML:2.6 0.001617364 0.2432 AML other m 2021-01-18T13:58:52.59
IV.AIO.HHN. ML:1.9 0.00036801965 0.1792 AML other m 2021-01-18T13:58:53.03
IV.MUCR.HHE. ML:2.0 0.00033385169000000003 0.2432 AML other m 2021-01-18T13:58:53.85
IV.MUCR.HHN. ML:2.0 0.000408711 1.5008 AML other m 2021-01-18T13:58:55.24
IV.MPNC.HHN. ML:2.2 0.0004595 1.48 AML other m 2021-01-18T13:58:58.04
IV.MPNC.HHE. ML:2.3 0.0005290000000000001 0.52 AML other m 2021-01-18T13:58:58.06
IV.HAGA.HHN. ML:2.3 0.0003751195 1.7184 AML other m 2021-01-18T13:59:00.91
IV.HLNI.HHN. ML:1.8 0.00012843324470000002 0.0832 AML other m 2021-01-18T13:59:01.57
IV.HCRL.HHE. ML:2.3 0.0003865 0.12 AML other m 2021-01-18T13:59:01.79
IV.HLNI.HHE. ML:1.9 0.0001744821 0.1984 AML other m 2021-01-18T13:59:01.88
IV.HCRL.HHN. ML:2.2 0.00032881939999999997 1.8208 AML other m 2021-01-18T13:59:01.09
IV.HAGA.HHE. ML:2.1 0.00022120459999999998 0.1408 AML other m 2021-01-18T13:59:03.54
IV.IVPL.HHE. ML:2.3 0.0003415 0.56 AML other m 2021-01-18T13:59:04.41
IV.MSRU.HHN. ML:1.9 0.00012995539 0.2176 AML other m 2021-01-18T13:59:05.76
IV.IVPL.HHN. ML:2.4 0.0004005 0.36 AML other m 2021-01-18T13:59:07.11
IV.SSY.HHE. ML:2.7 0.00073994595 0.1856 AML other m 2021-01-18T13:59:07.78
IV.SSY.HHN. ML:3.2 0.00211526745 0.1408 AML other m 2021-01-18T13:59:08.20
IV.HAVL.HHE. ML:2.6 0.00045315605 0.2624 AML other m 2021-01-18T13:59:12.60
IV.HAVL.HHN. ML:2.7 0.0004921786 0.2624 AML other m 2021-01-18T13:59:12.72
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