Earthquake with magnitude of ML 1.5 on date 09-12-2020 and time 18:57:05 (Italy) in region 10 km N Ragalna (CT)

A magnitude ML 1.5 earthquake occured in region: 10 km N Ragalna (CT), on

  • 09-12-2020 17:57:05 (UTC)
  • 09-12-2020 18:57:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7180, 14.9600 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
Ragalna CT 10 3924 3924
Biancavilla CT 12 24007 27931
Adrano CT 13 36122 64053
Santa Maria di Licodia CT 13 7641 71694
Nicolosi CT 13 7463 79157
Zafferana Etnea CT 13 9517 88674
Bronte CT 14 19172 107846
Milo CT 14 1087 108933
Belpasso CT 14 28108 137041
Pedara CT 14 14102 151143
Maletto CT 15 3920 155063
Trecastagni CT 15 10910 165973
Santa Venerina CT 16 8592 174565
PaternĂ² CT 16 48228 222793
Sant'Alfio CT 17 1582 224375
Viagrande CT 17 8563 232938
Camporotondo Etneo CT 17 5023 237961
San Pietro Clarenza CT 17 7743 245704
Randazzo CT 18 10900 256604
Mascalucia CT 18 31958 288562
Aci Bonaccorsi CT 19 3524 292086
Tremestieri Etneo CT 19 20589 312675
Aci Sant'Antonio CT 19 17984 330659
San Giovanni la Punta CT 20 23060 353719
Gravina di Catania CT 20 25838 379557
Giarre CT 20 27659 407216

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NW of Acireale (52622 inhabitants)
26 Km NW of Catania (314555 inhabitants)
74 Km SW of Reggio di Calabria (183035 inhabitants)
75 Km SW of Messina (238439 inhabitants)
79 Km NW of Siracusa (122291 inhabitants)
83 Km E of Caltanissetta (63360 inhabitants)
90 Km N of Ragusa (73313 inhabitants)
93 Km NE of Vittoria (63339 inhabitants)
96 Km NE of Gela (75827 inhabitants)
97 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 1.5 2020-12-09
17:57:05
37.718 14.96 5 2020-12-09
18:14:59
Sala Operativa INGV_OE (Catania) 85321661
Reviewed
Rev200
ML 1.4 2020-12-09
17:56:53
37.731 14.987 6 2020-12-09
18:08:43
Sala Operativa INGV_OE (Catania) 85321421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-09 17:57:05
Latitude 37.7180
Longitude 14.9600
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 85321661

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) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
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) 0.24
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
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 85321661
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-12-09 18:14:59

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 85321421
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-12-09 18:08:43
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