Earthquake with magnitude of ML 1.5 on date 20-09-2023 and time 03:50:03 (UTC) in region 5 km N Pedara (CT)

A magnitude ML 1.5 earthquake occured in region: 5 km N Pedara (CT), on

  • 20-09-2023 03:50:03 (UTC)
  • 20-09-2023 05:50:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6630, 15.0470 at 8 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
Pedara CT 5 14102 14102
Nicolosi CT 6 7463 21565
Trecastagni CT 6 10910 32475
Zafferana Etnea CT 6 9517 41992
Viagrande CT 7 8563 50555
Santa Venerina CT 9 8592 59147
Aci Bonaccorsi CT 9 3524 62671
Milo CT 9 1087 63758
Aci Sant'Antonio CT 9 17984 81742
Tremestieri Etneo CT 10 20589 102331
Belpasso CT 10 28108 130439
Mascalucia CT 10 31958 162397
Ragalna CT 10 3924 166321
San Pietro Clarenza CT 10 7743 174064
San Giovanni la Punta CT 10 23060 197124
Aci Catena CT 11 29851 226975
Camporotondo Etneo CT 11 5023 231998
Gravina di Catania CT 11 25838 257836
Valverde CT 12 7840 265676
Acireale CT 12 52622 318298
Sant'Agata li Battiati CT 12 9479 327777
San Gregorio di Catania CT 12 11966 339743
Sant'Alfio CT 13 1582 341325
Giarre CT 14 27659 368984
Aci Castello CT 15 18723 387707
Santa Maria di Licodia CT 15 7641 395348
Biancavilla CT 16 24007 419355
PaternĂ² CT 16 48228 467583
Riposto CT 16 14838 482421
Misterbianco CT 16 49410 531831
Mascali CT 17 14282 546113
Catania CT 18 314555 860668
Motta Sant'Anastasia CT 18 12116 872784
Adrano CT 19 36122 908906
Piedimonte Etneo CT 20 3963 912869

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NW of Acireale (52622 inhabitants)
18 Km N of Catania (314555 inhabitants)
70 Km N of Siracusa (122291 inhabitants)
72 Km SW of Reggio di Calabria (183035 inhabitants)
74 Km SW of Messina (238439 inhabitants)
87 Km NE of Ragusa (73313 inhabitants)
89 Km E of Caltanissetta (63360 inhabitants)
91 Km NE of Vittoria (63339 inhabitants)
93 Km N of Modica (54633 inhabitants)
97 Km NE of Gela (75827 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 1.5 2023-09-20
03:50:03
37.663 15.047 8 2023-09-20
04:57:42
Sala Operativa INGV_OE (Catania) 121260041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-20 03:50:03
Latitude 37.6630
Longitude 15.0470
Depth (km) 8 (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 121260041

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) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
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) 0.1
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:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 121260041
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-09-20 04:57:42
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