Earthquake with magnitude of ML 1.7 on date 28-06-2023 and time 03:37:27 (Italy) in region 3 km S Zafferana Etnea (CT)

A magnitude ML 1.7 earthquake occured in region: 3 km S Zafferana Etnea (CT), on

  • 28-06-2023 01:37:27 (UTC)
  • 28-06-2023 03:37:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6730, 15.1120 at 10 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
Zafferana Etnea CT 3 9517 9517
Santa Venerina CT 3 8592 18109
Milo CT 6 1087 19196
Trecastagni CT 7 10910 30106
Viagrande CT 7 8563 38669
Aci Sant'Antonio CT 7 17984 56653
Pedara CT 8 14102 70755
Aci Bonaccorsi CT 8 3524 74279
Acireale CT 8 52622 126901
Aci Catena CT 8 29851 156752
Sant'Alfio CT 9 1582 158334
Giarre CT 9 27659 185993
Nicolosi CT 10 7463 193456
Valverde CT 10 7840 201296
Riposto CT 11 14838 216134
San Giovanni la Punta CT 11 23060 239194
Tremestieri Etneo CT 11 20589 259783
San Gregorio di Catania CT 12 11966 271749
Mascalucia CT 12 31958 303707
Mascali CT 12 14282 317989
Sant'Agata li Battiati CT 13 9479 327468
Gravina di Catania CT 13 25838 353306
Aci Castello CT 13 18723 372029
San Pietro Clarenza CT 14 7743 379772
Belpasso CT 15 28108 407880
Camporotondo Etneo CT 15 5023 412903
Ragalna CT 16 3924 416827
Fiumefreddo di Sicilia CT 16 9623 426450
Piedimonte Etneo CT 16 3963 430413
Catania CT 19 314555 744968
Linguaglossa CT 19 5403 750371
Misterbianco CT 19 49410 799781
Calatabiano CT 20 5308 805089

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Acireale (52622 inhabitants)
19 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
70 Km N of Siracusa (122291 inhabitants)
70 Km SW of Messina (238439 inhabitants)
90 Km NE of Ragusa (73313 inhabitants)
95 Km E of Caltanissetta (63360 inhabitants)
95 Km NE of Vittoria (63339 inhabitants)
96 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 1.7 2023-06-28
01:37:27
37.673 15.112 10 2024-04-16
13:52:45
Sala Operativa INGV_OE (Catania) 118771531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-28 01:37:27
Latitude 37.6730
Longitude 15.1120
Depth (km) 10 (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 118771531

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) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
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) 0.12
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 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 118771531
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-06-28 01:45:17
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