Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 17-09-2021 and time 12:12:00 (Italy) in region 1 km NE Basicò (ME)

A magnitude ML 1.2 earthquake occured in region: 1 km NE Basicò (ME), on

  • 17-09-2021 10:12:00 (UTC)
  • 17-09-2021 12:12:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0680, 15.0690 at 8 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.

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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 3 873 1485
Falcone ME 6 2808 4293
Mazzarrà Sant'Andrea ME 7 1531 5824
Oliveri ME 7 2181 8005
Furnari ME 7 3784 11789
Montalbano Elicona ME 7 2287 14076
Novara di Sicilia ME 8 1337 15413
San Piero Patti ME 9 2915 18328
Rodì Milici ME 10 2056 20384
Librizzi ME 10 1660 22044
Terme Vigliatore ME 11 7395 29439
Patti ME 12 13431 42870
Fondachelli-Fantina ME 13 1019 43889
Montagnareale ME 13 1615 45504
Castroreale ME 13 2504 48008
Raccuja ME 14 1041 49049
Roccella Valdemone ME 16 666 49715
Barcellona Pozzo di Gotto ME 16 41583 91298
Floresta ME 16 485 91783
Malvagna ME 17 733 92516
Ucria ME 17 1058 93574
Sant'Angelo di Brolo ME 17 3090 96664
Antillo ME 19 919 97583
Moio Alcantara ME 19 717 98300
Santa Domenica Vittoria ME 19 980 99280
Sinagra ME 19 2705 101985
Francavilla di Sicilia ME 19 3945 105930
Merì ME 19 2338 108268
Gioiosa Marea ME 19 7074 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)
51 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
Reviewed
Rev100 		ML 1.2 2021-09-17
10:12:00		 38.0677 15.0687 8 2021-09-17
10:19:58		 Sala Sismica INGV-Roma 95540301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-17 10:12:00 ± 0.11
Latitude 38.0677 ± 0.0054
Longitude 15.0687 ± 0.0069
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 95540301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 431
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 355
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.37682
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 95540301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-17 10:19:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSFR.HHZ. 2021-09-17T10:12:14.85 0.6 undecidable manual S 265 41.8248 50 -0.28 45
IV.MILZ.HHE. 2021-09-17T10:12:10.51 0.3 undecidable manual S 32 26.6511 106 0.12 72
IV.MPNC.HHZ. 2021-09-17T10:12:10.61 0.6 undecidable manual S 70 26.2515 106 0.34 46
IV.EPZF.HHE. 2021-09-17T10:12:08.24 0.6 undecidable manual P 214 32.745 103 0.73 40
IV.MSFR.HHZ. 2021-09-17T10:12:08.96 0.3 negative manual P 265 41.8248 50 -0.1 71
IV.ECTS.HHE. 2021-09-17T10:12:08.72 0.3 undecidable manual S 167 21.0678 110 0.16 72
IV.IVPL.HHZ. 2021-09-17T10:12:08.17 1.0 undecidable manual P 347 35.1426 102 0.21 23
IV.MUCR.HHZ. 2021-09-17T10:12:07.36 0.3 undecidable manual S 261 17.2716 114 0.05 75
IV.EMNR.HHE. 2021-09-17T10:12:07.72 0.6 undecidable manual P 188 28.0497 105 1.12 34
IV.MILZ.HHE. 2021-09-17T10:12:06.37 0.1 undecidable manual P 32 26.6511 106 0.05 98
IV.MPNC.HHZ. 2021-09-17T10:12:06.10 0.6 negative manual P 70 26.2515 106 -0.15 48
IV.MCPD.HHZ. 2021-09-17T10:12:06.76 0.6 undecidable manual P 281 30.0477 104 -0.22 47
IV.EMSG.HHE. 2021-09-17T10:12:05.95 1.0 undecidable manual P 201 29.2485 105 -0.88 19
IV.ECTS.HHE. 2021-09-17T10:12:05.14 0.6 undecidable manual P 167 21.0678 110 -0.12 49
IV.NOV.HHZ. 2021-09-17T10:12:04.21 0.1 undecidable manual S 127 7.3815 136 -0.26 97
IV.MUCR.HHZ. 2021-09-17T10:12:04.53 0.1 positive manual P 261 17.2716 114 -0.01 100
IV.AIO.HHZ. 2021-09-17T10:12:04.52 0.1 positive manual P 127 17.871 113 -0.15 97
IV.NOV.HHZ. 2021-09-17T10:12:02.76 0.1 positive manual P 127 7.3815 136 -0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:2.0 0.0019078045 0.2368 AML other m 2021-09-17T10:12:04.35
IV.NOV.HHN. ML:1.7 0.0009148435499999999 0.1216 AML other m 2021-09-17T10:12:04.55
IV.AIO.HHN. ML:1.2 0.000125 0.16 AML other m 2021-09-17T10:12:07.62
IV.MUCR.HHE. ML:1.1 0.00011033749500000001 0.1408 AML other m 2021-09-17T10:12:07.63
IV.MUCR.HHN. ML:1.3 0.0001985 0.32 AML other m 2021-09-17T10:12:07.67
IV.AIO.HHE. ML:1.0 0.00008094999999999999 0.64 AML other m 2021-09-17T10:12:08.79
IV.MPNC.HHE. ML:0.9 0.00004758521 0.416 AML other m 2021-09-17T10:12:16.59
IV.MPNC.HHN. ML:1.0 0.000054662139999999996 0.1792 AML other m 2021-09-17T10:12:10.82
IV.MCPD.HHE. ML:1.0 0.000043968980000000004 0.3584 AML other m 2021-09-17T10:12:13.95
IV.IVPL.HHN. ML:1.3 0.00008417105499999999 0.48 AML other m 2021-09-17T10:12:16.41
IV.IVPL.HHE. ML:1.3 0.00007868771 0.6592 AML other m 2021-09-17T10:12:20.41
IV.MSFR.HHE. ML:0.7 0.000013486564999999998 0.2752 AML other m 2021-09-17T10:12:17.69
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