Earthquake with magnitude of ML 1.9 on date 11-03-2021 and time 19:02:09 (Italy) in region 10 km NW Zafferana Etnea (CT)

A magnitude ML 1.9 earthquake occured in region: 10 km NW Zafferana Etnea (CT), on

  • 11-03-2021 18:02:09 (UTC)
  • 11-03-2021 19:02:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.739, 15.002 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
Milo CT 10 1087 1087
Zafferana Etnea CT 10 9517 10604
Sant'Alfio CT 13 1582 12186
Ragalna CT 13 3924 16110
Santa Venerina CT 13 8592 24702
Nicolosi CT 14 7463 32165
Pedara CT 14 14102 46267
Trecastagni CT 15 10910 57177
Maletto CT 16 3920 61097
Bronte CT 16 19172 80269
Biancavilla CT 16 24007 104276
Giarre CT 16 27659 131935
Randazzo CT 16 10900 142835
Viagrande CT 16 8563 151398
Belpasso CT 16 28108 179506
Santa Maria di Licodia CT 17 7641 187147
Linguaglossa CT 17 5403 192550
Adrano CT 17 36122 228672
Mascali CT 17 14282 242954
Piedimonte Etneo CT 17 3963 246917
Riposto CT 18 14838 261755
Aci Bonaccorsi CT 18 3524 265279
Aci Sant'Antonio CT 18 17984 283263
Moio Alcantara ME 18 717 283980
San Pietro Clarenza CT 19 7743 291723
Mascalucia CT 19 31958 323681
Camporotondo Etneo CT 19 5023 328704
Tremestieri Etneo CT 19 20589 349293
Fiumefreddo di Sicilia CT 19 9623 358916
Castiglione di Sicilia CT 19 3215 362131
Aci Catena CT 20 29851 391982
San Giovanni la Punta CT 20 23060 415042
PaternĂ² CT 20 48228 463270
Santa Domenica Vittoria ME 20 980 464250

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
70 Km SW of Reggio di Calabria (183035 inhabitants)
70 Km SW of Messina (238439 inhabitants)
80 Km NW of Siracusa (122291 inhabitants)
87 Km E of Caltanissetta (63360 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
97 Km NE of Vittoria (63339 inhabitants)
100 Km NE of Gela (75827 inhabitants)
100 Km N 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 1.9 2021-03-11
18:02:09
37.739 15.002 0 2021-03-11
23:29:55
Sala Operativa INGV_OE (Catania) 88015761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-11 18:02:09
Latitude 37.7390
Longitude 15.0020
Depth (km) 0 (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 88015761

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
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
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) 0.22
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:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 88015761
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-03-11 23:29:55
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