Earthquake with magnitude of ML 1.6 on date 24-09-2021 and time 09:49:29 (Italy) in region 6 km S Moio Alcantara (ME)

A magnitude ML 1.6 earthquake occured in region: 6 km S Moio Alcantara (ME), on

  • 24-09-2021 07:49:29 (UTC)
  • 24-09-2021 09:49:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8480, 15.0660 at 26 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
Moio Alcantara ME 6 717 717
Castiglione di Sicilia CT 6 3215 3932
Linguaglossa CT 7 5403 9335
Malvagna ME 8 733 10068
Francavilla di Sicilia ME 9 3945 14013
Roccella Valdemone ME 11 666 14679
Piedimonte Etneo CT 11 3963 18642
Motta Camastra ME 11 845 19487
Randazzo CT 11 10900 30387
Santa Domenica Vittoria ME 12 980 31367
Sant'Alfio CT 13 1582 32949
Gaggi ME 14 3184 36133
Fiumefreddo di Sicilia CT 14 9623 45756
Calatabiano CT 15 5308 51064
Milo CT 15 1087 52151
Graniti ME 15 1492 53643
Mascali CT 15 14282 67925
Giarre CT 17 27659 95584
Zafferana Etnea CT 17 9517 105101
Maletto CT 18 3920 109021
Riposto CT 18 14838 123859
Fondachelli-Fantina ME 18 1019 124878
Giardini-Naxos ME 19 9415 134293
Castelmola ME 19 1088 135381
Santa Venerina CT 19 8592 143973
Taormina ME 19 10960 154933
Mongiuffi Melia ME 19 600 155533
Novara di Sicilia ME 20 1337 156870

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Acireale (52622 inhabitants)
38 Km N of Catania (314555 inhabitants)
58 Km SW of Messina (238439 inhabitants)
58 Km SW of Reggio di Calabria (183035 inhabitants)
90 Km N of Siracusa (122291 inhabitants)
97 Km E of Caltanissetta (63360 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 1.6 2021-09-24
07:49:29
37.8482 15.0663 26 2022-03-30
13:04:09
Bollettino Sismico Italiano INGV 96312691
Reviewed
Rev100
ML 1.8 2021-09-24
07:49:29
37.8582 15.1193 27 2021-09-24
08:06:07
Sala Sismica INGV-Roma 95816091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-24 07:49:29 ± 0.25
Latitude 37.8482 ± 0.0063
Longitude 15.0663 ± 0.0159
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96312691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1095
Semi-minor axis of confidence ellipse (meter) 863
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 102
Circular confidence region, given by single value of horizontal uncertainty (meter) 1100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.24641
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 96312691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-18 13:56:35

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 95816091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-24 08:06:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2021-09-24T07:49:41.21 0.3 undecidable manual S 322 27.3504 127 0.25 69
IV.AIO.HHE. 2021-09-24T07:49:39.52 0.6 undecidable manual S 47 19.9689 137 0.02 48
IV.NOV.HHZ. 2021-09-24T07:49:39.89 0.3 undecidable manual S 17 20.868 136 0.23 70
IV.ECBD.HHN. 2021-09-24T07:49:38.15 0.6 undecidable manual S 167 7.7811 161 0.34 46
IV.EMFO.HHZ. 2021-09-24T07:49:38.48 0.6 undecidable manual S 170 12.6762 151 0.13 48
IV.ECTS.HHZ. 2021-09-24T07:49:37.16 0.3 undecidable manual S 52 6.0939 165 -0.52 68
IV.MUCR.HHZ. 2021-09-24T07:49:36.23 0.1 negative manual P 322 27.3504 127 0 96
IV.EMFO.HHZ. 2021-09-24T07:49:35.23 0.6 undecidable manual P 170 12.6762 151 0.51 44
IV.AIO.HHE. 2021-09-24T07:49:35.55 0.3 undecidable manual P 47 19.9689 137 0.16 71
IV.EPZF.HHZ. 2021-09-24T07:49:35.07 0.3 undecidable manual P 262 18.5703 140 -0.17 70
IV.NOV.HHZ. 2021-09-24T07:49:35.51 0.3 undecidable manual P 17 20.868 136 0.03 73
IV.EPIT.HHZ. 2021-09-24T07:49:34.21 0.1 undecidable manual P 192 4.1958 170 -0.06 99
IV.EMCN.HNZ. 2021-09-24T07:49:34.32 0.3 undecidable manual P 204 6.993 163 -0.06 74
IV.ECBD.HHN. 2021-09-24T07:49:34.40 0.1 undecidable manual P 167 7.7811 161 -0.01 100
IV.EMNR.HHZ. 2021-09-24T07:49:34.31 0.1 undecidable manual P 225 4.995 168 0.01 100
IV.EMSG.HHZ. 2021-09-24T07:49:34.53 0.1 undecidable manual P 253 10.6782 155 -0.05 98
IV.ECTS.HHZ. 2021-09-24T07:49:33.96 0.3 undecidable manual P 52 6.0939 165 -0.38 70
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPIT.HHN. ML:1.9 0.000449 0.38 AML other m 2021-09-24T07:49:38.39
IV.MUCR.HHN. ML:1.0 0.00004031554 0.416 AML other m 2021-09-24T07:49:41.76
IV.MUCR.HHE. ML:0.9 0.00003084531 0.3456 AML other m 2021-09-24T07:49:41.69
IV.EPIT.HHE. ML:1.6 0.00026250000000000004 0.72 AML other m 2021-09-24T07:49:48.07
IV.EMSG.HHN. ML:1.7 0.00029148125000000004 1.0592 AML other m 2021-09-24T07:49:49.23
IV.EMSG.HHE. ML:1.7 0.0003126587 0.6144 AML other m 2021-09-24T07:49:49.93
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download