Earthquake with magnitude of ML 1.9 on date 27-09-2020 and time 20:39:59 (Italy) in region 3 km SW Linguaglossa (CT)

A magnitude ML 1.9 earthquake occured in region: 3 km SW Linguaglossa (CT), on

  • 27-09-2020 18:39:59 (UTC)
  • 27-09-2020 20:39:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8180, 15.1250 at 3 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
Linguaglossa CT 3 5403 5403
Piedimonte Etneo CT 5 3963 9366
Castiglione di Sicilia CT 7 3215 12581
Fiumefreddo di Sicilia CT 8 9623 22204
Sant'Alfio CT 8 1582 23786
Mascali CT 9 14282 38068
Calatabiano CT 9 5308 43376
Francavilla di Sicilia ME 10 3945 47321
Gaggi ME 10 3184 50505
Motta Camastra ME 10 845 51350
Milo CT 10 1087 52437
Giarre CT 11 27659 80096
Moio Alcantara ME 11 717 80813
Riposto CT 12 14838 95651
Graniti ME 12 1492 97143
Malvagna ME 13 733 97876
Giardini-Naxos ME 14 9415 107291
Zafferana Etnea CT 14 9517 116808
Castelmola ME 14 1088 117896
Santa Venerina CT 15 8592 126488
Taormina ME 15 10960 137448
Mongiuffi Melia ME 16 600 138048
Roccella Valdemone ME 16 666 138714
Randazzo CT 17 10900 149614
Letojanni ME 18 2861 152475
Gallodoro ME 18 367 152842
Roccafiorita ME 18 197 153039
Santa Domenica Vittoria ME 18 980 154019
Limina ME 19 836 154855
Fondachelli-Fantina ME 19 1019 155874

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of Acireale (52622 inhabitants)
35 Km N of Catania (314555 inhabitants)
56 Km SW of Reggio di Calabria (183035 inhabitants)
57 Km SW of Messina (238439 inhabitants)
86 Km N of Siracusa (122291 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 1.9 2020-09-27
18:39:59
37.8178 15.1248 3 2021-02-26
14:56:07
Bollettino Sismico Italiano INGV 84966971
Reviewed
Rev200
ML 2.0 2020-09-27
18:39:58
37.813 15.128 0 2020-12-28
10:23:20
Sala Operativa INGV_OE (Catania) 83310151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-27 18:39:59 ± 0.11
Latitude 37.8178 ± 0.0054
Longitude 15.1248 ± 0.0080
Depth (km) 3 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84966971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 710
Semi-minor axis of confidence ellipse (meter) 600
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.37412
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 84966971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-28 10:22:54

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 83310151
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-09-27 18:52:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHN. 2020-09-27T18:40:07.36 0.6 undecidable manual P 29 41.5251 95 -0.44 45
IV.MUCR.HHE. 2020-09-27T18:40:06.57 0.6 undecidable manual P 319 33.2445 96 0.42 46
IV.EVRN.HHZ. 2020-09-27T18:40:04.90 0.6 undecidable manual S 176 14.2746 103 0.34 48
IV.EMSG.HHN. 2020-09-27T18:40:04.94 0.6 undecidable manual S 271 15.3735 103 0.03 51
IV.NOV.HHZ. 2020-09-27T18:40:04.42 0.3 undecidable manual P 3 23.2545 98 0.25 72
IV.EPZF.HHZ. 2020-09-27T18:40:04.40 0.6 undecidable manual P 272 23.4543 98 0.19 49
IV.ENIC.HHE. 2020-09-27T18:40:04.76 1.0 undecidable manual P 204 22.5552 99 0.73 21
IV.AIO.HHZ. 2020-09-27T18:40:03.77 0.3 undecidable manual P 29 19.4694 100 0.36 71
IV.EMCN.HHZ. 2020-09-27T18:40:03.11 0.6 undecidable manual S 250 8.4804 112 0.47 47
IV.EPOZ.HHZ. 2020-09-27T18:40:03.59 0.6 undecidable manual P 161 17.1717 101 0.64 44
IV.EVRN.HHZ. 2020-09-27T18:40:02.63 0.3 undecidable manual P 176 14.2746 103 0.23 74
IV.EMSG.HHN. 2020-09-27T18:40:02.47 0.6 undecidable manual P 271 15.3735 103 -0.13 50
IV.ECTS.HHZ. 2020-09-27T18:40:02.57 1.0 undecidable manual S 357 7.0929 116 0.38 24
IV.EPIT.HHN. 2020-09-27T18:40:02.22 0.6 undecidable manual S 263 5.994 120 0.37 48
IV.EMCN.HHZ. 2020-09-27T18:40:01.14 0.3 undecidable manual P 250 8.4804 112 -0.15 76
IV.ECBD.HHN. 2020-09-27T18:40:01.15 0.6 undecidable manual S 219 5.3946 122 -0.51 47
IV.EFIU.HHE. 2020-09-27T18:40:01.03 0.1 undecidable manual P 113 8.0808 113 -0.19 100
IV.EPIT.HHN. 2020-09-27T18:40:00.52 0.3 undecidable manual P 263 5.994 120 -0.31 73
IV.ECTS.HHZ. 2020-09-27T18:40:00.69 0.1 undecidable manual P 357 7.0929 116 -0.35 97
IV.ECBD.HHN. 2020-09-27T18:39:59.71 0.3 undecidable manual P 219 5.3946 122 -1.02 57
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EVRN.HHE. ML:2.0 0.0011073707 0.3328 AML other m 2020-09-27T18:40:09.43
IV.EVRN.HNE. ML:2.0 0.00113637705 0.32 AML other m 2020-09-27T18:40:09.59
IV.EVRN.HHN. ML:2.1 0.001427456 0.2688 AML other m 2020-09-27T18:40:09.61
IV.EVRN.HNN. ML:2.1 0.0014593705 0.5888 AML other m 2020-09-27T18:40:10.05
IV.AIO.HHE. ML:1.5 0.00029231410000000004 0.4352 AML other m 2020-09-27T18:40:10.91
IV.AIO.HHN. ML:1.7 0.00043717945000000004 0.4352 AML other m 2020-09-27T18:40:11.07
IV.NOV.HHN. ML:2.0 0.00074838155 0.3712 AML other m 2020-09-27T18:40:11.33
IV.NOV.HHE. ML:2.0 0.0007569137 0.6656 AML other m 2020-09-27T18:40:14.51
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
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