ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA

Earthquake with magnitude of ML 2.0 on date 25-12-2018 and time 00:31:39 (Italy) in region 8 km W Zafferana Etnea (CT)

A magnitude ML 2.0 earthquake occured in region: 8 km W Zafferana Etnea (CT), on

  • 24-12-2018 23:31:39 (UTC)
  • 25-12-2018 00:31:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.73, 15.02 at 1 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
Zafferana Etnea CT 8 9517 9517
Milo CT 9 1087 10604
Sant'Alfio CT 11 1582 12186
Santa Venerina CT 12 8592 20778
Nicolosi CT 13 7463 28241
Ragalna CT 13 3924 32165
Pedara CT 13 14102 46267
Trecastagni CT 13 10910 57177
Viagrande CT 15 8563 65740
Giarre CT 15 27659 93399
Belpasso CT 15 28108 121507
Biancavilla CT 16 24007 145514
Mascali CT 16 14282 159796
Aci Sant'Antonio CT 16 17984 177780
Aci Bonaccorsi CT 16 3524 181304
Riposto CT 17 14838 196142
Santa Maria di Licodia CT 17 7641 203783
Piedimonte Etneo CT 17 3963 207746
Linguaglossa CT 17 5403 213149
San Pietro Clarenza CT 17 7743 220892
Mascalucia CT 17 31958 252850
Tremestieri Etneo CT 17 20589 273439
Maletto CT 18 3920 277359
Bronte CT 18 19172 296531
Camporotondo Etneo CT 18 5023 301554
Aci Catena CT 18 29851 331405
Adrano CT 18 36122 367527
San Giovanni la Punta CT 18 23060 390587
Randazzo CT 18 10900 401487
Acireale CT 18 52622 454109
Fiumefreddo di Sicilia CT 18 9623 463732
Gravina di Catania CT 19 25838 489570
Valverde CT 19 7840 497410
Paternò CT 19 48228 545638
Sant'Agata li Battiati CT 19 9479 555117
Moio Alcantara ME 20 717 555834
San Gregorio di Catania CT 20 11966 567800
Castiglione di Sicilia CT 20 3215 571015

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
26 Km N of Catania (314555 inhabitants)
70 Km SW of Reggio di Calabria (183035 inhabitants)
70 Km SW of Messina (238439 inhabitants)
78 Km NW of Siracusa (122291 inhabitants)
88 Km E of Caltanissetta (63360 inhabitants)
93 Km N of Ragusa (73313 inhabitants)
96 Km NE of Vittoria (63339 inhabitants)
99 Km N of Modica (54633 inhabitants)
100 Km NE of Gela (75827 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
Rev 200 ML 2.0 2018-12-24
23:31:39
37.73 15.02 1 2018-12-26
13:14:26
Sala Operativa INGV-OE (Catania) 64242721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-24 23:31:39 ± 0
Latitude 37.73
Longitude 15.02
Depth (km) 1 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT
Event type earthquake
Origin ID 64242721

Uncertainty

Field Value
Preferred uncertainty description
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) 0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)
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)
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:2

Field Value
Value 2
Uncertainty 0
Num. used stations
Type of magnitude ML
Reference to an origin 64242721
Agency INGV
Autore Sala Operativa INGV-OE (Catania)
Time of creation (UTC) 2018-12-26 13:14:26
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download