Earthquake with magnitude of ML 1.0 on date 17-09-2021 and time 18:44:58 (UTC) in region 1 km E Basicò (ME)

A magnitude ML 1.0 earthquake occured in region: 1 km E Basicò (ME), on

  • 17-09-2021 18:44:58 (UTC)
  • 17-09-2021 20:44:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0600, 15.0690 at 8 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.

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 3 873 1485
Montalbano Elicona ME 6 2287 3772
Falcone ME 7 2808 6580
Mazzarrà Sant'Andrea ME 7 1531 8111
Furnari ME 7 3784 11895
Oliveri ME 7 2181 14076
Novara di Sicilia ME 7 1337 15413
San Piero Patti ME 9 2915 18328
Librizzi ME 11 1660 19988
Rodì Milici ME 11 2056 22044
Terme Vigliatore ME 12 7395 29439
Fondachelli-Fantina ME 12 1019 30458
Patti ME 13 13431 43889
Castroreale ME 13 2504 46393
Montagnareale ME 13 1615 48008
Raccuja ME 14 1041 49049
Roccella Valdemone ME 15 666 49715
Malvagna ME 16 733 50448
Floresta ME 16 485 50933
Barcellona Pozzo di Gotto ME 16 41583 92516
Ucria ME 17 1058 93574
Sant'Angelo di Brolo ME 17 3090 96664
Moio Alcantara ME 18 717 97381
Antillo ME 18 919 98300
Santa Domenica Vittoria ME 19 980 99280
Francavilla di Sicilia ME 19 3945 103225
Sinagra ME 19 2705 105930
Merì ME 20 2338 108268
Gioiosa Marea ME 20 7074 115342

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Messina (238439 inhabitants)
51 Km N of Acireale (52622 inhabitants)
51 Km W of Reggio di Calabria (183035 inhabitants)
62 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 1.0 2021-09-17
18:44:58
38.0605 15.0693 8 2022-03-30
13:04:14
Bollettino Sismico Italiano INGV 97103941
Reviewed
Rev100
ML 1.2 2021-09-17
18:44:56
38.2193 15.216 10 2021-09-17
18:54:55
Sala Sismica INGV-Roma 95553171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-17 18:44:58 ± 0.08
Latitude 38.0605 ± 0.0090
Longitude 15.0693 ± 0.0046
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97103941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 927
Semi-minor axis of confidence ellipse (meter) 394
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 183
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37682
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 97103941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-31 04:13:35

ML:1.2

Field Value
Value 1.2
Uncertainty 0.5
Num. used stations 6
Type of magnitude ML
Reference to an origin 95553171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-17 18:54:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILZ.HHZ. 2021-09-17T18:45:10.46 3.0 undecidable manual P 0
IV.MSFR.HHE. 2021-09-17T18:45:07.03 0.1 undecidable manual P 266 41.8248 50 -0.16 94
IV.IVGP.HHN. 2021-09-17T18:45:06.95 0.6 undecidable manual P 346 38.5281 50 0.28 46
IV.AIO.HHZ. 2021-09-17T18:45:05.61 0.6 undecidable manual S 125 17.3715 114 0.13 49
IV.MUCR.HHZ. 2021-09-17T18:45:05.45 0.6 undecidable manual S 264 17.1717 114 0.05 50
IV.EMNR.HHZ. 2021-09-17T18:45:05.57 3.0 undecidable manual P 0
IV.MPNC.HHZ. 2021-09-17T18:45:04.39 0.6 undecidable manual P 69 26.5512 106 -0.02 50
IV.MCPD.HHE. 2021-09-17T18:45:04.87 1.0 undecidable manual P 283 30.2475 104 -0.27 23
IV.ECTS.HHZ. 2021-09-17T18:45:03.67 1.0 undecidable manual P 167 20.2686 111 0.44 23
IV.EMSG.HHZ. 2021-09-17T18:45:02.39 3.0 undecidable manual P 0
IV.MUCR.HHZ. 2021-09-17T18:45:02.84 0.6 negative manual P 264 17.1717 114 0.19 49
IV.NOV.HHZ. 2021-09-17T18:45:02.45 0.3 undecidable manual S 122 6.8931 138 0 77
IV.AIO.HHZ. 2021-09-17T18:45:02.62 0.3 negative manual P 125 17.3715 114 -0.07 75
IV.NOV.HHZ. 2021-09-17T18:45:00.80 0.1 positive manual P 122 6.8931 138 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:1.8 0.0010474999999999998 1.66 AML other m 2021-09-17T18:45:07.92
IV.NOV.HHN. ML:1.7 0.0008995 1.72 AML other m 2021-09-17T18:45:07.97
IV.MUCR.HHE. ML:0.5 0.000031318775 0.1408 AML other m 2021-09-17T18:45:10.20
IV.MUCR.HHN. ML:0.9 0.0000698 0.3 AML other m 2021-09-17T18:45:10.22
IV.AIO.HHE. ML:0.6 0.000036886625 0.192 AML other m 2021-09-17T18:45:10.90
IV.AIO.HHN. ML:0.8 0.00005195 0.62 AML other m 2021-09-17T18:45:11.39
IV.EMSG.HHN. ML:1.2 0.00009146406500000002 0.384 AML other m 2021-09-17T18:45:17.87
IV.EMSG.HHE. ML:1.3 0.00009770758999999999 0.5248 AML other m 2021-09-17T18:45:17.81
IV.MILZ.HHN. ML:0.9 0.000041141505 0.32 AML other m 2021-09-17T18:45:15.57
IV.MILZ.HHE. ML:1.2 0.00009108612 0.4096 AML other m 2021-09-17T18:45:09.60
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