Earthquake with magnitude of ML 1.1 on date 18-02-2021 and time 16:26:48 (Italy) in region 8 km W Milo (CT)

A magnitude ML 1.1 earthquake occured in region: 8 km W Milo (CT), on

  • 18-02-2021 15:26:48 (UTC)
  • 18-02-2021 16:26:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7540, 15.0320 at 4 km depth.

The earthquake was located by: Sala Operativa INGV_OE (Catania).

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
Milo CT 8 1087 1087
Zafferana Etnea CT 9 9517 10604
Sant'Alfio CT 10 1582 12186
Santa Venerina CT 12 8592 20778
Giarre CT 14 27659 48437
Linguaglossa CT 14 5403 53840
Piedimonte Etneo CT 14 3963 57803
Mascali CT 14 14282 72085
Pedara CT 15 14102 86187
Riposto CT 15 14838 101025
Nicolosi CT 15 7463 108488
Trecastagni CT 16 10910 119398
Randazzo CT 16 10900 130298
Ragalna CT 16 3924 134222
Fiumefreddo di Sicilia CT 16 9623 143845
Moio Alcantara ME 16 717 144562
Castiglione di Sicilia CT 17 3215 147777
Viagrande CT 17 8563 156340
Maletto CT 17 3920 160260
Bronte CT 18 19172 179432
Aci Sant'Antonio CT 18 17984 197416
Malvagna ME 19 733 198149
Aci Bonaccorsi CT 19 3524 201673
Belpasso CT 19 28108 229781
Biancavilla CT 19 24007 253788
Francavilla di Sicilia ME 19 3945 257733
Calatabiano CT 19 5308 263041
Santa Domenica Vittoria ME 19 980 264021
Aci Catena CT 19 29851 293872
Acireale CT 20 52622 346494
Santa Maria di Licodia CT 20 7641 354135
Tremestieri Etneo CT 20 20589 374724
Roccella Valdemone ME 20 666 375390

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Acireale (52622 inhabitants)
28 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km SW of Messina (238439 inhabitants)
81 Km N of Siracusa (122291 inhabitants)
90 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
100 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
Reviewed
Rev200
ML 1.1 2021-02-18
15:26:48
37.754 15.032 4 2021-02-18
15:42:21
Sala Operativa INGV_OE (Catania) 87278791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-18 15:26:48
Latitude 37.7540
Longitude 15.0320
Depth (km) 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT#SeismPicker_SO-OE
Event type earthquake
Origin ID 87278791

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 87278791
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-02-18 15:42:21
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download