Earthquake with magnitude of ML 0.8 on date 18-09-2023 and time 04:47:09 (Italy) in region 3 km SE Basicò (ME)

A magnitude ML 0.8 earthquake occured in region: 3 km SE Basicò (ME), on

  • 18-09-2023 02:47:09 (UTC)
  • 18-09-2023 04:47:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0400, 15.0720 at 6 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Tripi ME 3 873 873
Basicò ME 3 612 1485
Montalbano Elicona ME 5 2287 3772
Novara di Sicilia ME 6 1337 5109
Mazzarrà Sant'Andrea ME 8 1531 6640
Falcone ME 9 2808 9448
Furnari ME 9 3784 13232
San Piero Patti ME 9 2915 16147
Oliveri ME 10 2181 18328
Fondachelli-Fantina ME 11 1019 19347
Rodì Milici ME 12 2056 21403
Librizzi ME 12 1660 23063
Roccella Valdemone ME 13 666 23729
Terme Vigliatore ME 14 7395 31124
Malvagna ME 14 733 31857
Castroreale ME 14 2504 34361
Raccuja ME 14 1041 35402
Patti ME 15 13431 48833
Montagnareale ME 15 1615 50448
Floresta ME 15 485 50933
Moio Alcantara ME 16 717 51650
Francavilla di Sicilia ME 16 3945 55595
Santa Domenica Vittoria ME 17 980 56575
Ucria ME 17 1058 57633
Antillo ME 17 919 58552
Barcellona Pozzo di Gotto ME 18 41583 100135
Castiglione di Sicilia CT 18 3215 103350
Motta Camastra ME 18 845 104195
Sant'Angelo di Brolo ME 19 3090 107285

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of Messina (238439 inhabitants)
48 Km N of Acireale (52622 inhabitants)
51 Km W of Reggio di Calabria (183035 inhabitants)
60 Km N of Catania (314555 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
Rev100
ML 0.8 2023-09-18
02:47:09
38.04 15.0722 7 2023-09-18
02:53:28
Sala Sismica INGV-Roma 121146421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-18 02:47:09 ± 0.23
Latitude 38.0400 ± 0.0162
Longitude 15.0722 ± 0.0069
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121146421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1828
Semi-minor axis of confidence ellipse (meter) 538
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 19
Circular confidence region, given by single value of horizontal uncertainty (meter) 1830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15648
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 121146421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-18 02:53:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
7C.SPAOL.HNZ. 2023-09-18T02:47:25.81 3.0 undecidable manual S -0.42 0
IV.AIO.HHZ. 2023-09-18T02:47:15.42 0.1 undecidable manual S 118 15.9729 112 0.24 95
IV.MUCR.HHZ. 2023-09-18T02:47:15.50 0.1 undecidable manual S 271 17.3715 111 -0.11 97
IV.LIBRI.HHZ. 2023-09-18T02:47:14.52 0.1 undecidable manual S 291 13.4754 116 0.15 97
IV.NOV.HHZ. 2023-09-18T02:47:12.14 0.1 undecidable manual S 103 5.7942 138 -0.07 100
IV.MUCR.HHZ. 2023-09-18T02:47:12.94 0.3 negative manual P 271 17.3715 111 0.05 74
IV.LIBRI.HHZ. 2023-09-18T02:47:12.16 0.6 positive manual P 291 13.4754 116 -0.02 50
IV.AIO.HHZ. 2023-09-18T02:47:12.49 0.1 positive manual P 118 15.9729 112 -0.16 97
IV.NOV.HHZ. 2023-09-18T02:47:10.85 0.1 positive manual P 103 5.7942 138 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.1 0.0001205 0.12 AML other m 2023-09-18T02:47:12.62
IV.LIBRI.HNE. ML:0.8 0.00007549999999999999 0.62 AML other m 2023-09-18T02:47:14.24
IV.LIBRI.HHN. ML:0.4 0.00002965 0.58 AML other m 2023-09-18T02:47:14.65
IV.LIBRI.HNN. ML:0.9 0.00010505 0.68 AML other m 2023-09-18T02:47:15.73
IV.LIBRI.HHE. ML:0.5 0.00003505 0.6 AML other m 2023-09-18T02:47:15.96
IV.MUCR.HHN. ML:0.8 0.0000585 1.7 AML other m 2023-09-18T02:47:16.05
IV.AIO.HHN. ML:1.1 0.00011449999999999999 0.42 AML other m 2023-09-18T02:47:16.39
IV.MUCR.HHE. ML:0.9 0.00007775 0.32 AML other m 2023-09-18T02:47:17.29
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