Earthquake with magnitude of ML 1.0 on date 27-12-2021 and time 06:42:33 (Italy) in region 3 km E Santa Venerina (CT)

A magnitude ML 1.0 earthquake occured in region: 3 km E Santa Venerina (CT), on

  • 27-12-2021 05:42:33 (UTC)
  • 27-12-2021 06:42:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6800, 15.1750 at 5 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
Santa Venerina CT 3 8592 8592
Giarre CT 6 27659 36251
Riposto CT 6 14838 51089
Zafferana Etnea CT 7 9517 60606
Milo CT 7 1087 61693
Acireale CT 8 52622 114315
Sant'Alfio CT 8 1582 115897
Mascali CT 9 14282 130179
Aci Catena CT 9 29851 160030
Aci Sant'Antonio CT 9 17984 178014
Viagrande CT 10 8563 186577
Aci Bonaccorsi CT 11 3524 190101
Trecastagni CT 11 10910 201011
Valverde CT 12 7840 208851
Pedara CT 12 14102 222953
Fiumefreddo di Sicilia CT 13 9623 232576
San Giovanni la Punta CT 13 23060 255636
Aci Castello CT 14 18723 274359
San Gregorio di Catania CT 14 11966 286325
Piedimonte Etneo CT 14 3963 290288
Tremestieri Etneo CT 15 20589 310877
Nicolosi CT 15 7463 318340
Sant'Agata li Battiati CT 16 9479 327819
Mascalucia CT 16 31958 359777
Gravina di Catania CT 17 25838 385615
Calatabiano CT 17 5308 390923
San Pietro Clarenza CT 18 7743 398666
Linguaglossa CT 18 5403 404069
Camporotondo Etneo CT 19 5023 409092
Belpasso CT 20 28108 437200

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km N of Acireale (52622 inhabitants)
21 Km NE of Catania (314555 inhabitants)
63 Km SW of Reggio di Calabria (183035 inhabitants)
66 Km SW of Messina (238439 inhabitants)
70 Km N of Siracusa (122291 inhabitants)
93 Km NE of Ragusa (73313 inhabitants)
98 Km NE of Modica (54633 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
Reviewed
Rev200
ML 1.0 2021-12-27
05:42:33
37.68 15.175 5 2021-12-27
05:50:56
Sala Operativa INGV_OE (Catania) 99042761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-27 05:42:33
Latitude 37.6800
Longitude 15.1750
Depth (km) 5 (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 99042761

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) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
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) 0.03
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 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 99042761
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-12-27 05:50:56
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