Earthquake with magnitude of ML 2.1 on date 10-05-2023 and time 02:21:22 (UTC) in region 4 km N Acireale (CT)

A magnitude ML 2.1 earthquake occured in region: 4 km N Acireale (CT), on

  • 10-05-2023 02:21:22 (UTC)
  • 10-05-2023 04:21:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6530, 15.1720 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
Acireale CT 4 52622 52622
Santa Venerina CT 5 8592 61214
Aci Catena CT 6 29851 91065
Aci Sant'Antonio CT 7 17984 109049
Zafferana Etnea CT 8 9517 118566
Viagrande CT 8 8563 127129
Aci Bonaccorsi CT 8 3524 130653
Giarre CT 9 27659 158312
Trecastagni CT 9 10910 169222
Valverde CT 9 7840 177062
Riposto CT 9 14838 191900
Milo CT 9 1087 192987
Sant'Alfio CT 11 1582 194569
Pedara CT 11 14102 208671
San Giovanni la Punta CT 11 23060 231731
Aci Castello CT 11 18723 250454
San Gregorio di Catania CT 11 11966 262420
Mascali CT 12 14282 276702
Tremestieri Etneo CT 12 20589 297291
Sant'Agata li Battiati CT 13 9479 306770
Nicolosi CT 13 7463 314233
Mascalucia CT 14 31958 346191
Gravina di Catania CT 14 25838 372029
San Pietro Clarenza CT 16 7743 379772
Fiumefreddo di Sicilia CT 16 9623 389395
Piedimonte Etneo CT 17 3963 393358
Camporotondo Etneo CT 17 5023 398381
Catania CT 18 314555 712936
Belpasso CT 18 28108 741044
Calatabiano CT 20 5308 746352

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km N of Acireale (52622 inhabitants)
18 Km NE of Catania (314555 inhabitants)
66 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km N of Siracusa (122291 inhabitants)
69 Km SW of Messina (238439 inhabitants)
90 Km NE of Ragusa (73313 inhabitants)
95 Km NE of Modica (54633 inhabitants)
96 Km NE of Vittoria (63339 inhabitants)
99 Km E of Caltanissetta (63360 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 2.1 2023-05-10
02:21:22
37.653 15.172 1 2024-02-27
11:35:20
Sala Operativa INGV_OE (Catania) 117200671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-10 02:21:22
Latitude 37.6530
Longitude 15.1720
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 117200671

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) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 211
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
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.6
Num. used stations
Type of magnitude ML
Reference to an origin 117200671
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-05-10 02:27:51
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
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