Earthquake with magnitude of ML 2.2 on date 25-12-2018 and time 08:31:32 (Italy) in region 9 km W Zafferana Etnea (CT)

A magnitude ML 2.2 earthquake occured in region: 9 km W Zafferana Etnea (CT), on

  • 25-12-2018 07:31:32 (UTC)
  • 25-12-2018 08:31:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.71, 15 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
Zafferana Etnea CT 9 9517 9517
Milo CT 10 1087 10604
Ragalna CT 11 3924 14528
Nicolosi CT 11 7463 21991
Pedara CT 12 14102 36093
Santa Venerina CT 12 8592 44685
Trecastagni CT 13 10910 55595
Sant'Alfio CT 13 1582 57177
Belpasso CT 14 28108 85285
Viagrande CT 14 8563 93848
Biancavilla CT 14 24007 117855
Santa Maria di Licodia CT 15 7641 125496
San Pietro Clarenza CT 16 7743 133239
Aci Bonaccorsi CT 16 3524 136763
Adrano CT 16 36122 172885
Aci Sant'Antonio CT 16 17984 190869
Giarre CT 16 27659 218528
Camporotondo Etneo CT 16 5023 223551
Mascalucia CT 16 31958 255509
Tremestieri Etneo CT 16 20589 276098
San Giovanni la Punta CT 17 23060 299158
Bronte CT 17 19172 318330
Aci Catena CT 17 29851 348181
PaternĂ² CT 17 48228 396409
Gravina di Catania CT 18 25838 422247
Mascali CT 18 14282 436529
Maletto CT 18 3920 440449
Riposto CT 18 14838 455287
Acireale CT 18 52622 507909
Valverde CT 18 7840 515749
Sant'Agata li Battiati CT 18 9479 525228
San Gregorio di Catania CT 19 11966 537194
Piedimonte Etneo CT 19 3963 541157
Linguaglossa CT 19 5403 546560
Randazzo CT 19 10900 557460

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
24 Km N of Catania (314555 inhabitants)
72 Km SW of Reggio di Calabria (183035 inhabitants)
72 Km SW of Messina (238439 inhabitants)
77 Km NW of Siracusa (122291 inhabitants)
86 Km E of Caltanissetta (63360 inhabitants)
91 Km N of Ragusa (73313 inhabitants)
94 Km NE of Vittoria (63339 inhabitants)
97 Km N of Modica (54633 inhabitants)
98 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 2.2 2018-12-25
07:31:32
37.71 15 4 2018-12-26
14:04:16
Sala Operativa INGV-OE (Catania) 64244091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-25 07:31:32 ± 0
Latitude 37.71
Longitude 15.00
Depth (km) 4 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT
Event type earthquake
Origin ID 64244091

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:2.2

Field Value
Value 2.2
Uncertainty 0
Num. used stations
Type of magnitude ML
Reference to an origin 64244091
Agency INGV
Autore Sala Operativa INGV-OE (Catania)
Time of creation (UTC) 2018-12-26 14:04:16
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