Earthquake with magnitude of ML 1.1 on date 07-05-2021 and time 03:11:01 (Italy) in region 8 km SE Randazzo (CT)

A magnitude ML 1.1 earthquake occured in region: 8 km SE Randazzo (CT), on

  • 07-05-2021 01:11:01 (UTC)
  • 07-05-2021 03:11:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8210, 15.0080 at 14 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
Randazzo CT 8 10900 10900
Moio Alcantara ME 10 717 11617
Santa Domenica Vittoria ME 11 980 12597
Malvagna ME 12 733 13330
Linguaglossa CT 12 5403 18733
Castiglione di Sicilia CT 12 3215 21948
Maletto CT 12 3920 25868
Roccella Valdemone ME 13 666 26534
Milo CT 14 1087 27621
Francavilla di Sicilia ME 15 3945 31566
Sant'Alfio CT 15 1582 33148
Piedimonte Etneo CT 15 3963 37111
Bronte CT 16 19172 56283
Zafferana Etnea CT 16 9517 65800
Motta Camastra ME 17 845 66645
Mascali CT 18 14282 80927
Fiumefreddo di Sicilia CT 18 9623 90550
Maniace CT 18 3765 94315
Giarre CT 19 27659 121974
Santa Venerina CT 19 8592 130566
Gaggi ME 19 3184 133750
Calatabiano CT 19 5308 139058
Riposto CT 20 14838 153896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NW of Acireale (52622 inhabitants)
36 Km N of Catania (314555 inhabitants)
64 Km SW of Messina (238439 inhabitants)
64 Km SW of Reggio di Calabria (183035 inhabitants)
88 Km N of Siracusa (122291 inhabitants)
91 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 1.1 2021-05-07
01:11:01
37.821 15.008 14 2021-05-07
01:18:54
Sala Operativa INGV_OE (Catania) 89859961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-07 01:11:01
Latitude 37.8210
Longitude 15.0080
Depth (km) 14 (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 89859961

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) 61
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 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 89859961
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-05-07 01:18:54
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