Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 05-09-2021 and time 14:33:58 (Italy) in region 1 km N Basicò (ME)

A magnitude ML 1.3 earthquake occured in region: 1 km N Basicò (ME), on

  • 05-09-2021 12:33:58 (UTC)
  • 05-09-2021 14:33:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0700, 15.0630 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Basicò ME 1 612 612
Tripi ME 4 873 1485
Falcone ME 6 2808 4293
Oliveri ME 6 2181 6474
Montalbano Elicona ME 7 2287 8761
Furnari ME 7 3784 12545
Mazzarrà Sant'Andrea ME 7 1531 14076
Novara di Sicilia ME 8 1337 15413
San Piero Patti ME 9 2915 18328
Librizzi ME 10 1660 19988
Rodì Milici ME 11 2056 22044
Terme Vigliatore ME 12 7395 29439
Patti ME 12 13431 42870
Montagnareale ME 12 1615 44485
Raccuja ME 13 1041 45526
Castroreale ME 13 2504 48030
Fondachelli-Fantina ME 13 1019 49049
Roccella Valdemone ME 16 666 49715
Ucria ME 16 1058 50773
Barcellona Pozzo di Gotto ME 16 41583 92356
Floresta ME 16 485 92841
Sant'Angelo di Brolo ME 17 3090 95931
Malvagna ME 17 733 96664
Sinagra ME 19 2705 99369
Gioiosa Marea ME 19 7074 106443
Moio Alcantara ME 19 717 107160
Antillo ME 19 919 108079
Santa Domenica Vittoria ME 19 980 109059
Merì ME 20 2338 111397
Francavilla di Sicilia ME 20 3945 115342

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Messina (238439 inhabitants)
51 Km W of Reggio di Calabria (183035 inhabitants)
52 Km N of Acireale (52622 inhabitants)
63 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
Bulletin
Rev1000 		ML 1.3 2021-09-05
12:33:58		 38.0698 15.0632 9 2022-03-30
13:04:05		 Bollettino Sismico Italiano INGV 95388341
Reviewed
Rev100 		ML 0.9 2021-09-05
12:33:57		 38.1492 15.0847 11 2021-09-05
12:54:37		 Sala Sismica INGV-Roma 95072881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-05 12:33:58 ± 0.03
Latitude 38.0698 ± 0.0045
Longitude 15.0632 ± 0.0023
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95388341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 469
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37322
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 95072881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-05 12:54:37

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 95388341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-23 23:24:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TOLF.HHZ. 2021-09-05T12:35:51.66 3.0 undecidable manual Sn -2.16 0
IV.SGAL.EHZ. 2021-09-05T12:35:50.66 3.0 positive manual Pn -0.24 0
IV.VOBA.EHZ. 2021-09-05T12:35:49.45 3.0 undecidable manual Pn -1.59 0
IV.ROVR.HHZ. 2021-09-05T12:35:46.99 3.0 undecidable manual Pn -1.85 0
IV.PTRJ.HHZ. 2021-09-05T12:35:34.39 3.0 undecidable manual Sg 12.59 0
TV.SF04.EHZ. 2021-09-05T12:35:31.10 3.0 negative manual Pg 19.530001 0
IV.PARC.HHZ. 2021-09-05T12:35:25.93 3.0 undecidable manual Pn 6.82 0
IV.ARVD.HHZ. 2021-09-05T12:35:21.29 3.0 negative manual Pn 6.48 0
IV.RIBO.EHZ.01 2021-09-05T12:35:20.55 3.0 negative manual Pn 4.41 0
MN.TIR.HHZ. 2021-09-05T12:35:19.26 3.0 positive manual Pg 14.38 0
IV.PP3.EHZ. 2021-09-05T12:35:14.36 3.0 undecidable manual Pn 2.84 0
IV.MCEL.HHZ. 2021-09-05T12:35:04.79 3.0 undecidable manual Sg 7.23 0
IV.CERA.HHZ. 2021-09-05T12:34:59.49 3.0 undecidable manual Pg 12.7 0
IV.RNI2.HHZ. 2021-09-05T12:34:56.91 3.0 undecidable manual Pg 8.99 0
OT.OT14.EHZ. 2021-09-05T12:34:52.05 3.0 undecidable manual Pn 1.65 0
OT.OT11.EHZ. 2021-09-05T12:34:51.14 3.0 positive manual Pg 6.64 0
IV.MCRV.HHZ. 2021-09-05T12:34:36.69 3.0 undecidable manual Pn 2.29 0
IV.CDRU.HHZ. 2021-09-05T12:34:28.24 3.0 undecidable manual Pn -2.22 0
IV.GRIS.EHZ. 2021-09-05T12:34:24.24 3.0 undecidable manual P 2.67 0
IV.MTGR.HHZ. 2021-09-05T12:34:22.03 3.0 positive manual Pn 0.27 0
IV.GIZZ.HHZ. 2021-09-05T12:34:15.71 3.0 positive manual P 1.13 0
IV.IVPL.HNE. 2021-09-05T12:34:11.03 0.6 undecidable manual S 348 34.743 50 0.14 47
IV.MSFR.HHZ. 2021-09-05T12:34:06.80 0.1 undecidable manual P 265 41.4252 50 0.01 95
IV.MUCR.HHZ. 2021-09-05T12:34:05.40 0.6 undecidable manual S 260 16.7721 119 -0.04 49
IV.IVPL.HNE. 2021-09-05T12:34:05.61 0.3 undecidable manual P 348 34.743 50 -0.16 70
IV.AIO.HHZ. 2021-09-05T12:34:05.92 0.3 undecidable manual S 126 18.4704 117 -0.02 74
IV.NOV.HHZ. 2021-09-05T12:34:03.00 0.6 undecidable manual S 126 7.9809 140 -0.02 50
IV.MUCR.HHZ. 2021-09-05T12:34:02.65 0.1 undecidable manual P 260 16.7721 119 0.03 99
IV.AIO.HHZ. 2021-09-05T12:34:02.93 0.1 undecidable manual P 126 18.4704 117 0.02 99
IV.NOV.HHZ. 2021-09-05T12:34:01.27 0.1 undecidable manual P 126 7.9809 140 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:1.2 0.00023549999999999998 0.52 AML other m 2021-09-05T12:34:03.47
IV.NOV.HHN. ML:1.3 0.0002965 0.6 AML other m 2021-09-05T12:34:04.44
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