Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 08-01-2021 and time 18:54:33 (Italy) in region 10 km W Milo (CT)

A magnitude ML 2.0 earthquake occured in region: 10 km W Milo (CT), on

  • 08-01-2021 17:54:33 (UTC)
  • 08-01-2021 18:54:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7560, 15.0060 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
Milo CT 10 1087 1087
Zafferana Etnea CT 11 9517 10604
Sant'Alfio CT 12 1582 12186
Santa Venerina CT 14 8592 20778
Randazzo CT 15 10900 31678
Maletto CT 15 3920 35598
Ragalna CT 15 3924 39522
Linguaglossa CT 16 5403 44925
Bronte CT 16 19172 64097
Nicolosi CT 16 7463 71560
Giarre CT 16 27659 99219
Pedara CT 16 14102 113321
Piedimonte Etneo CT 16 3963 117284
Moio Alcantara ME 17 717 118001
Trecastagni CT 17 10910 128911
Mascali CT 17 14282 143193
Biancavilla CT 17 24007 167200
Castiglione di Sicilia CT 18 3215 170415
Riposto CT 18 14838 185253
Viagrande CT 18 8563 193816
Santa Domenica Vittoria ME 18 980 194796
Fiumefreddo di Sicilia CT 18 9623 204419
Belpasso CT 18 28108 232527
Adrano CT 18 36122 268649
Santa Maria di Licodia CT 19 7641 276290
Malvagna ME 19 733 277023
Roccella Valdemone ME 20 666 277689
Aci Sant'Antonio CT 20 17984 295673
Aci Bonaccorsi CT 20 3524 299197
Francavilla di Sicilia ME 20 3945 303142

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Acireale (52622 inhabitants)
29 Km N of Catania (314555 inhabitants)
68 Km SW of Reggio di Calabria (183035 inhabitants)
69 Km SW of Messina (238439 inhabitants)
81 Km NW of Siracusa (122291 inhabitants)
88 Km E of Caltanissetta (63360 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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 2.0 2021-01-08
17:54:33		 37.7563 15.0058 2 2021-07-12
16:55:00		 Bollettino Sismico Italiano INGV 87628241
Reviewed
Rev200 		ML 2.0 2021-01-08
17:54:31		 37.755 15.009 1 2021-03-02
13:28:12		 Sala Operativa INGV_OE (Catania) 86100721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-08 17:54:33 ± 0.08
Latitude 37.7563 ± 0.0045
Longitude 15.0058 ± 0.0068
Depth (km) 2 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87628241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 680
Semi-minor axis of confidence ellipse (meter) 420
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) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.00989
Epicentral distance of station farthest from the epicenter (degree) 0.34984
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 86100721
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-01-08 17:59:31

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 87628241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-02 13:27:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GALF.HHZ. 2021-01-08T17:54:41.10 0.6 undecidable manual P 263 38.8278 93 0.28 46
IV.MUCR.HHZ. 2021-01-08T17:54:39.98 0.1 undecidable manual P 340 33.8439 94 0.17 95
IV.ECTS.HHZ. 2021-01-08T17:54:39.43 0.6 undecidable manual S 36 17.1717 97 0.39 46
IV.ENIC.HHZ. 2021-01-08T17:54:38.41 0.6 undecidable manual S 174 13.9749 99 0.5 46
IV.ECHR.HHE. 2021-01-08T17:54:37.92 0.6 undecidable manual S 226 11.2776 101 0.93 38
IV.ESML.HHZ. 2021-01-08T17:54:37.06 0.6 undecidable manual P 216 18.9699 96 0.22 48
IV.EPIT.HHN. 2021-01-08T17:54:36.59 0.6 undecidable manual S 36 7.5813 106 0.85 40
IV.ECTS.HHZ. 2021-01-08T17:54:36.32 0.3 undecidable manual P 36 17.1717 97 -0.17 73
IV.EPZF.HHZ. 2021-01-08T17:54:36.08 0.3 undecidable manual P 300 15.0738 98 0.01 76
IV.EMSG.HHZ. 2021-01-08T17:54:36.96 0.6 undecidable manual S 326 8.6802 104 0.84 40
IV.EVRN.HNN. 2021-01-08T17:54:36.42 0.3 undecidable manual P 123 13.5753 99 0.64 65
IV.ECBD.HHN. 2021-01-08T17:54:36.08 0.6 undecidable manual S 69 7.5813 106 0.33 48
IV.ECHR.HHE. 2021-01-08T17:54:35.50 0.1 undecidable manual P 226 11.2776 101 0.19 98
IV.ESLN.HHZ. 2021-01-08T17:54:35.57 0.6 undecidable manual S 202 7.4814 106 -0.16 50
IV.ENIC.HHZ. 2021-01-08T17:54:35.71 0.6 undecidable manual P 174 13.9749 99 -0.13 49
IV.EMSG.HHZ. 2021-01-08T17:54:34.69 0.1 negative manual P 326 8.6802 104 -0.12 100
IV.EMCN.HNZ. 2021-01-08T17:54:34.73 0.6 undecidable manual S 32 4.5954 115 -0.04 51
IV.ECBD.HHN. 2021-01-08T17:54:34.32 0.1 undecidable manual P 69 7.5813 106 -0.27 97
IV.EPIT.HHN. 2021-01-08T17:54:34.37 0.1 undecidable manual P 36 7.5813 106 -0.22 98
IV.ESLN.HHZ. 2021-01-08T17:54:34.17 0.1 positive manual P 202 7.4814 106 -0.41 94
IV.ECNE.HHN. 2021-01-08T17:54:33.77 0.6 undecidable manual S 341 1.0989 154 -0.07 51
IV.ECPN.HHZ. 2021-01-08T17:54:33.86 0.6 undecidable manual S 230 2.1978 134 -0.22 49
IV.EMCN.HNZ. 2021-01-08T17:54:33.60 0.1 undecidable manual P 32 4.5954 115 -0.43 94
IV.ECNE.HHN. 2021-01-08T17:54:33.08 0.1 undecidable manual P 341 1.0989 154 -0.42 95
IV.ECPN.HHZ. 2021-01-08T17:54:33.19 0.1 undecidable manual P 230 2.1978 134 -0.44 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ENIC.HHN. ML:2.0 0.00118 0.7 AML other m 2021-01-08T17:54:43.41
IV.ECTS.HHN. ML:1.7 0.000491 0.6 AML other m 2021-01-08T17:54:43.02
IV.ENIC.HHE. ML:2.0 0.001165 0.3 AML other m 2021-01-08T17:54:43.40
IV.EPZF.HHN. ML:2.4 0.002785 0.48 AML other m 2021-01-08T17:54:44.21
IV.ESML.HHE. ML:2.1 0.0011099999999999999 0.42 AML other m 2021-01-08T17:54:44.08
IV.GALF.HHE. ML:2.2 0.0005915 0.52 AML other m 2021-01-08T17:54:44.42
IV.EPZF.HHE. ML:2.3 0.002335 1.52 AML other m 2021-01-08T17:54:45.81
IV.ECTS.HHE. ML:1.9 0.0007505 1.68 AML other m 2021-01-08T17:54:45.93
IV.ESML.HHN. ML:2.1 0.00106 1.46 AML other m 2021-01-08T17:54:46.25
IV.MUCR.HHE. ML:1.7 0.0002175 1.44 AML other m 2021-01-08T17:54:50.86
IV.MUCR.HHN. ML:1.6 0.000168 0.62 AML other m 2021-01-08T17:54:53.03
IV.GALF.HHN. ML:2.3 0.0007095000000000001 0.74 AML other m 2021-01-08T17:54:54.09
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