Earthquake with magnitude of ML 1.0 on date 27-12-2021 and time 05:48:19 (Italy) in region 6 km W Milo (CT)

A magnitude ML 1.0 earthquake occured in region: 6 km W Milo (CT), on

  • 27-12-2021 04:48:19 (UTC)
  • 27-12-2021 05:48:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7330, 15.0440 at 2 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 7 1087 1087
Zafferana Etnea CT 7 9517 10604
Sant'Alfio CT 9 1582 12186
Santa Venerina CT 10 8592 20778
Giarre CT 12 27659 48437
Pedara CT 13 14102 62539
Nicolosi CT 13 7463 70002
Trecastagni CT 13 10910 80912
Mascali CT 14 14282 95194
Riposto CT 14 14838 110032
Viagrande CT 14 8563 118595
Piedimonte Etneo CT 15 3963 122558
Ragalna CT 15 3924 126482
Linguaglossa CT 15 5403 131885
Aci Sant'Antonio CT 16 17984 149869
Fiumefreddo di Sicilia CT 16 9623 159492
Aci Bonaccorsi CT 16 3524 163016
Belpasso CT 17 28108 191124
Aci Catena CT 17 29851 220975
Acireale CT 17 52622 273597
Tremestieri Etneo CT 18 20589 294186
Mascalucia CT 18 31958 326144
San Giovanni la Punta CT 18 23060 349204
San Pietro Clarenza CT 18 7743 356947
Castiglione di Sicilia CT 18 3215 360162
Biancavilla CT 18 24007 384169
Randazzo CT 18 10900 395069
Valverde CT 19 7840 402909
Moio Alcantara ME 19 717 403626
Camporotondo Etneo CT 19 5023 408649
Santa Maria di Licodia CT 19 7641 416290
Maletto CT 19 3920 420210
Calatabiano CT 19 5308 425518
Gravina di Catania CT 19 25838 451356
San Gregorio di Catania CT 19 11966 463322
Sant'Agata li Battiati CT 20 9479 472801
Bronte CT 20 19172 491973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Acireale (52622 inhabitants)
26 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
78 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
98 Km NE of Vittoria (63339 inhabitants)
100 Km N of Modica (54633 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 1.0 2021-12-27
04:48:19
37.733 15.044 2 2021-12-27
04:53:27
Sala Operativa INGV_OE (Catania) 99040941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-27 04:48:19
Latitude 37.7330
Longitude 15.0440
Depth (km) 2 (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 99040941

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) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
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) 0.12
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:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 99040941
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-12-27 04:53:27
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