Earthquake with magnitude of ML 1.7 on date 25-12-2018 and time 02:50:46 (Italy) in region 8 km N Ragalna (CT)

A magnitude ML 1.7 earthquake occured in region: 8 km N Ragalna (CT), on

  • 25-12-2018 01:50:46 (UTC)
  • 25-12-2018 02:50:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7, 14.96 at 0 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
Ragalna CT 8 3924 3924
Biancavilla CT 10 24007 27931
Santa Maria di Licodia CT 11 7641 35572
Adrano CT 12 36122 71694
Nicolosi CT 12 7463 79157
Belpasso CT 13 28108 107265
Zafferana Etnea CT 13 9517 116782
Pedara CT 13 14102 130884
Bronte CT 14 19172 150056
Milo CT 14 1087 151143
Trecastagni CT 15 10910 162053
PaternĂ² CT 15 48228 210281
Camporotondo Etneo CT 16 5023 215304
San Pietro Clarenza CT 16 7743 223047
Maletto CT 16 3920 226967
Viagrande CT 16 8563 235530
Santa Venerina CT 16 8592 244122
Mascalucia CT 17 31958 276080
Sant'Alfio CT 17 1582 277662
Tremestieri Etneo CT 18 20589 298251
Aci Bonaccorsi CT 18 3524 301775
Aci Sant'Antonio CT 19 17984 319759
Gravina di Catania CT 19 25838 345597
San Giovanni la Punta CT 19 23060 368657
Randazzo CT 20 10900 379557
Sant'Agata li Battiati CT 20 9479 389036
Aci Catena CT 20 29851 418887

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Acireale (52622 inhabitants)
25 Km NW of Catania (314555 inhabitants)
76 Km SW of Reggio di Calabria (183035 inhabitants)
76 Km SW of Messina (238439 inhabitants)
78 Km NW of Siracusa (122291 inhabitants)
82 Km E of Caltanissetta (63360 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
92 Km NE of Vittoria (63339 inhabitants)
94 Km NE of Gela (75827 inhabitants)
95 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
Rev 200 ML 1.7 2018-12-25
01:50:46
37.7 14.96 0 2018-12-26
13:45:56
Sala Operativa INGV-OE (Catania) 64243481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-25 01:50:46 ± 0
Latitude 37.70
Longitude 14.96
Depth (km) 0 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT
Event type earthquake
Origin ID 64243481

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:1.7

Field Value
Value 1.7
Uncertainty 0
Num. used stations
Type of magnitude ML
Reference to an origin 64243481
Agency INGV
Autore Sala Operativa INGV-OE (Catania)
Time of creation (UTC) 2018-12-26 13:45:56
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