Earthquake with magnitude of ML 1.3 on date 20-12-2021 and time 09:24:14 (UTC) in region 1 km NW Belpasso (CT)

A magnitude ML 1.3 earthquake occured in region: 1 km NW Belpasso (CT), on

  • 20-12-2021 09:24:14 (UTC)
  • 20-12-2021 10:24:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6000, 14.9640 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
Belpasso CT 2 28108 28108
Ragalna CT 4 3924 32032
Camporotondo Etneo CT 5 5023 37055
Nicolosi CT 6 7463 44518
PaternĂ² CT 6 48228 92746
San Pietro Clarenza CT 6 7743 100489
Santa Maria di Licodia CT 7 7641 108130
Mascalucia CT 8 31958 140088
Pedara CT 9 14102 154190
Biancavilla CT 10 24007 178197
Misterbianco CT 10 49410 227607
Motta Sant'Anastasia CT 10 12116 239723
Gravina di Catania CT 10 25838 265561
Tremestieri Etneo CT 10 20589 286150
Trecastagni CT 10 10910 297060
Sant'Agata li Battiati CT 11 9479 306539
Viagrande CT 12 8563 315102
San Giovanni la Punta CT 12 23060 338162
Aci Bonaccorsi CT 13 3524 341686
San Gregorio di Catania CT 13 11966 353652
Adrano CT 14 36122 389774
Aci Sant'Antonio CT 14 17984 407758
Valverde CT 14 7840 415598
Catania CT 15 314555 730153
Aci Catena CT 16 29851 760004
Zafferana Etnea CT 16 9517 769521
Aci Castello CT 17 18723 788244
Acireale CT 18 52622 840866
Santa Venerina CT 18 8592 849458
Milo CT 19 1087 850545
Centuripe EN 20 5470 856015

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of Catania (314555 inhabitants)
18 Km W of Acireale (52622 inhabitants)
67 Km NW of Siracusa (122291 inhabitants)
78 Km N of Ragusa (73313 inhabitants)
80 Km E of Caltanissetta (63360 inhabitants)
82 Km NE of Vittoria (63339 inhabitants)
82 Km SW of Reggio di Calabria (183035 inhabitants)
84 Km SW of Messina (238439 inhabitants)
84 Km N of Modica (54633 inhabitants)
87 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
Reviewed
Rev200
ML 1.3 2021-12-20
09:24:14
37.6 14.964 0 2021-12-20
09:39:38
Sala Operativa INGV_OE (Catania) 98748921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-20 09:24:14
Latitude 37.6000
Longitude 14.9640
Depth (km) 0 (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 98748921

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) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 249
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) 0.13
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:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 98748921
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-12-20 09:39:38
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