Earthquake with magnitude of ML 1.0 on date 20-03-2021 and time 02:03:22 (Italy) in region 2 km NW Milo (CT)

A magnitude ML 1.0 earthquake occured in region: 2 km NW Milo (CT), on

  • 20-03-2021 01:03:22 (UTC)
  • 20-03-2021 02:03:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7430, 15.1070 at 6 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
Milo CT 2 1087 1087
Sant'Alfio CT 3 1582 2669
Zafferana Etnea CT 5 9517 12186
Santa Venerina CT 7 8592 20778
Giarre CT 7 27659 48437
Mascali CT 8 14282 62719
Riposto CT 9 14838 77557
Piedimonte Etneo CT 10 3963 81520
Fiumefreddo di Sicilia CT 11 9623 91143
Linguaglossa CT 12 5403 96546
Calatabiano CT 14 5308 101854
Trecastagni CT 14 10910 112764
Pedara CT 14 14102 126866
Viagrande CT 15 8563 135429
Aci Sant'Antonio CT 15 17984 153413
Acireale CT 15 52622 206035
Castiglione di Sicilia CT 16 3215 209250
Aci Catena CT 16 29851 239101
Nicolosi CT 16 7463 246564
Aci Bonaccorsi CT 16 3524 250088
Gaggi ME 17 3184 253272
Francavilla di Sicilia ME 18 3945 257217
Motta Camastra ME 18 845 258062
Moio Alcantara ME 18 717 258779
Valverde CT 18 7840 266619
San Giovanni la Punta CT 18 23060 289679
Giardini-Naxos ME 19 9415 299094
Tremestieri Etneo CT 19 20589 319683
Mascalucia CT 19 31958 351641
Ragalna CT 19 3924 355565
Taormina ME 20 10960 366525
San Gregorio di Catania CT 20 11966 378491
Graniti ME 20 1492 379983
Castelmola ME 20 1088 381071

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
62 Km SW of Reggio di Calabria (183035 inhabitants)
64 Km SW of Messina (238439 inhabitants)
78 Km N of Siracusa (122291 inhabitants)
96 Km E of Caltanissetta (63360 inhabitants)
97 Km NE of Ragusa (73313 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 1.0 2021-03-20
01:03:22
37.743 15.107 6 2021-03-20
01:08:58
Sala Operativa INGV_OE (Catania) 88293951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-20 01:03:22
Latitude 37.7430
Longitude 15.1070
Depth (km) 6 (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 88293951

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) 77
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) 0.17
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 88293951
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-03-20 01:08:58
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