Earthquake with magnitude of ML 1.6 on date 17-09-2020 and time 12:07:39 (Italy) in region 10 km N Ragalna (CT)

A magnitude ML 1.6 earthquake occured in region: 10 km N Ragalna (CT), on

  • 17-09-2020 10:07:39 (UTC)
  • 17-09-2020 12:07:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7220, 14.9410 at 18 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
Ragalna CT 10 3924 3924
Biancavilla CT 11 24007 27931
Adrano CT 12 36122 64053
Bronte CT 12 19172 83225
Santa Maria di Licodia CT 13 7641 90866
Maletto CT 14 3920 94786
Nicolosi CT 14 7463 102249
Zafferana Etnea CT 15 9517 111766
Belpasso CT 15 28108 139874
Milo CT 16 1087 140961
Pedara CT 16 14102 155063
PaternĂ² CT 16 48228 203291
Trecastagni CT 17 10910 214201
Randazzo CT 18 10900 225101
Santa Venerina CT 18 8592 233693
Camporotondo Etneo CT 18 5023 238716
San Pietro Clarenza CT 18 7743 246459
Sant'Alfio CT 18 1582 248041
Viagrande CT 18 8563 256604
Mascalucia CT 19 31958 288562
Maniace CT 20 3765 292327
Tremestieri Etneo CT 20 20589 312916

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of Acireale (52622 inhabitants)
28 Km NW of Catania (314555 inhabitants)
75 Km SW of Reggio di Calabria (183035 inhabitants)
75 Km SW of Messina (238439 inhabitants)
80 Km NW of Siracusa (122291 inhabitants)
82 Km E of Caltanissetta (63360 inhabitants)
90 Km N of Ragusa (73313 inhabitants)
93 Km NE of Vittoria (63339 inhabitants)
95 Km NE of Gela (75827 inhabitants)
97 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 1.6 2020-09-17
10:07:39
37.722 14.941 18 2020-09-17
10:19:55
Sala Operativa INGV_OE (Catania) 82978641
Reviewed
Rev200
ML 1.6 2020-09-17
10:07:39
37.722 14.941 18 2020-09-17
10:18:39
Sala Operativa INGV_OE (Catania) 82978611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-17 10:07:39
Latitude 37.7220
Longitude 14.9410
Depth (km) 18 (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 82978641

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) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
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
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 82978641
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-09-17 10:19:55

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 82978611
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-09-17 10:18:39
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