Earthquake with magnitude of ML 1.1 on date 20-04-2024 and time 21:06:47 (Italy) in region Costa Catanese (Catania)

A magnitude ML 1.1 earthquake occured in region: Costa Catanese (Catania), on

  • 20-04-2024 19:06:47 (UTC)
  • 20-04-2024 21:06:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6820, 15.2040 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
Giarre CT 6 27659 27659
Riposto CT 6 14838 42497
Santa Venerina CT 6 8592 51089
Acireale CT 8 52622 103711
Mascali CT 9 14282 117993
Sant'Alfio CT 9 1582 119575
Zafferana Etnea CT 9 9517 129092
Milo CT 9 1087 130179
Aci Catena CT 10 29851 160030
Aci Sant'Antonio CT 11 17984 178014
Viagrande CT 12 8563 186577
Aci Bonaccorsi CT 12 3524 190101
Fiumefreddo di Sicilia CT 13 9623 199724
Trecastagni CT 13 10910 210634
Valverde CT 13 7840 218474
Piedimonte Etneo CT 14 3963 222437
Pedara CT 15 14102 236539
Aci Castello CT 15 18723 255262
San Giovanni la Punta CT 15 23060 278322
San Gregorio di Catania CT 15 11966 290288
Calatabiano CT 16 5308 295596
Tremestieri Etneo CT 16 20589 316185
Nicolosi CT 17 7463 323648
Sant'Agata li Battiati CT 17 9479 333127
Mascalucia CT 18 31958 365085
Gravina di Catania CT 18 25838 390923
Linguaglossa CT 19 5403 396326
Giardini-Naxos ME 19 9415 405741
San Pietro Clarenza CT 20 7743 413484
Gaggi ME 20 3184 416668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NE of Acireale (52622 inhabitants)
22 Km NE of Catania (314555 inhabitants)
61 Km SW of Reggio di Calabria (183035 inhabitants)
65 Km SW of Messina (238439 inhabitants)
70 Km N of Siracusa (122291 inhabitants)
94 Km NE of Ragusa (73313 inhabitants)
99 Km NE 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 1.1 2024-04-20
19:06:47
37.682 15.204 1 2024-04-20
19:22:06
Sala Operativa INGV_OE (Catania) 126921971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-20 19:06:47
Latitude 37.6820
Longitude 15.2040
Depth (km) 1 (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 126921971

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) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 210
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) 0.21
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:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 126921971
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2024-04-20 19:22:06
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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