Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 09-08-2021 and time 03:04:25 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.4 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 09-08-2021 01:04:25 (UTC)
  • 09-08-2021 03:04:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2090, 14.8450 at 122 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
Piraino ME 5 3962 3962
Brolo ME 6 5783 9745
Gioiosa Marea ME 6 7074 16819
Capo d'Orlando ME 10 13254 30073
Naso ME 11 3813 33886
Ficarra ME 11 1469 35355
Sant'Angelo di Brolo ME 11 3090 38445
Montagnareale ME 12 1615 40060
Patti ME 13 13431 53491
Sinagra ME 14 2705 56196
Castell'Umberto ME 14 3128 59324
Mirto ME 16 974 60298
Librizzi ME 16 1660 61958
San Salvatore di Fitalia ME 16 1319 63277
Capri Leone ME 16 4515 67792
Frazzanò ME 17 711 68503
Raccuja ME 18 1041 69544
Ucria ME 18 1058 70602
Torrenova ME 20 4386 74988
San Marco d'Alunzio ME 20 1996 76984
Tortorici ME 20 6435 83419

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km W of Messina (238439 inhabitants)
71 Km W of Reggio di Calabria (183035 inhabitants)
72 Km NW of Acireale (52622 inhabitants)
81 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 2.4 2021-08-09
01:04:25		 38.2093 14.8447 123 2021-12-29
11:12:30		 Bollettino Sismico Italiano INGV 95433851
Reviewed
Rev100 		ML 2.2 2021-08-09
01:04:26		 38.1687 14.8413 113 2021-11-17
08:51:31		 Sala Sismica INGV-Roma 93865431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-09 01:04:25 ± 0.19
Latitude 38.2093 ± 0.0144
Longitude 14.8447 ± 0.0137
Depth (km) 123 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95433851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1577
Semi-minor axis of confidence ellipse (meter) 663
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 150
Circular confidence region, given by single value of horizontal uncertainty (meter) 1580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.12591
Epicentral distance of station farthest from the epicenter (degree) 4.51100
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 93865431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-09 01:24:41

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 95433851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-15 08:04:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
HL.VLS.HHZ. 2021-08-09T01:05:31.19 0.3 undecidable manual P 89 500.721 100 -1.38 11
MN.KEK.HHZ. 2021-08-09T01:05:25.72 0.3 undecidable manual P 67 458.4966 101 -1.69 10
IV.NOCI.HHZ. 2021-08-09T01:05:14.65 0.6 undecidable manual P 33 343.5006 106 1.16 10
IV.AMUR.HHZ. 2021-08-09T01:05:12.97 0.6 undecidable manual P 26 335.0091 106 0.5 14
IV.PLAC.HHZ. 2021-08-09T01:05:09.40 0.3 undecidable manual S 79 141.2475 127 0.22 70
IV.RAFF.HHZ. 2021-08-09T01:05:07.00 0.3 undecidable manual S 201 117.3936 133 1.78 36
IV.SOI.EHZ. 2021-08-09T01:05:03.10 0.3 undecidable manual S 98 106.6155 136 -0.46 72
IV.JOPP.HHZ. 2021-08-09T01:05:02.30 0.6 undecidable manual S 64 100.6215 137 -0.37 49
IV.LADO.EHZ. 2021-08-09T01:04:58.85 0.6 undecidable manual P 56 219.8133 115 -0.15 32
IV.CSLB.HHZ. 2021-08-09T01:04:58.80 0.6 undecidable manual S 247 75.0693 146 -0.43 51
IV.MSRU.HHZ. 2021-08-09T01:04:57.00 0.6 undecidable manual S 84 58.0974 152 -0.36 54
IV.AIO.HHE. 2021-08-09T01:04:57.20 0.3 undecidable manual S 128 43.0236 159 1.18 59
IV.CELI.HHZ. 2021-08-09T01:04:56.90 0.6 undecidable manual P 47 195.4599 118 0.62 33
MN.TIP.HHZ. 2021-08-09T01:04:56.94 0.6 undecidable manual P 56 197.5578 117 0.43 35
IV.MUCR.HHE. 2021-08-09T01:04:55.56 0.6 undecidable manual S 172 18.6702 171 0.92 47
IV.SERS.HHZ. 2021-08-09T01:04:55.50 0.3 undecidable manual P 60 184.2711 119 0.45 56
IV.NOV.HHZ. 2021-08-09T01:04:55.80 0.6 undecidable manual S 128 32.4453 164 0.5 54
IV.MPNC.HHN. 2021-08-09T01:04:55.80 0.6 undecidable manual S 99 44.8218 158 -0.36 55
IV.MSFR.HHZ. 2021-08-09T01:04:54.90 0.3 undecidable manual S 229 29.4483 165 -0.22 88
IV.MILZ.HHN. 2021-08-09T01:04:54.90 0.6 undecidable manual S 78 34.3434 163 -0.51 54
IV.MCPD.HHZ. 2021-08-09T01:04:54.10 0.3 undecidable manual S 225 13.9749 173 -0.4 87
IV.IVPL.HHZ. 2021-08-09T01:04:54.40 0.3 undecidable manual S 32 21.9669 169 -0.36 86
IV.CAR1.HHZ. 2021-08-09T01:04:53.63 0.3 undecidable manual P 45 165.5121 122 0.58 59
IV.MBFT.HHZ. 2021-08-09T01:04:53.06 0.6 undecidable manual P 261 167.7099 122 -0.22 42
IV.SPS2.HHZ. 2021-08-09T01:04:53.87 0.6 undecidable manual P 47 176.3901 120 -0.33 40
IV.SCIAC.HHZ. 2021-08-09T01:04:52.91 0.3 undecidable manual P 244 170.8956 121 -0.7 54
MN.CLTB.HHN. 2021-08-09T01:04:52.78 0.3 undecidable manual P 244 158.8188 123 0.43 63
IV.USI.HHE. 2021-08-09T01:04:51.96 0.3 undecidable manual P 291 154.9227 124 0.02 70
IV.PLAC.HHZ. 2021-08-09T01:04:50.78 0.3 undecidable manual P 79 141.2475 127 0.22 70
IV.HAVL.HHZ. 2021-08-09T01:04:49.84 0.3 undecidable manual P 170 140.748 127 -0.67 62
IV.RAFF.HHZ. 2021-08-09T01:04:48.49 0.3 undecidable manual P 201 117.3936 133 0.22 74
IV.HVZN.HHZ. 2021-08-09T01:04:48.11 0.3 negative manual P 186 114.8961 133 0.06 77
IV.SOLUN.HHZ. 2021-08-09T01:04:47.77 0.1 undecidable manual P 264 115.1958 133 -0.31 97
IV.RESU.HHZ. 2021-08-09T01:04:47.59 0.3 undecidable manual P 228 92.9403 140 1.42 48
IV.SSY.HHN. 2021-08-09T01:04:47.92 0.3 undecidable manual P 170 118.3926 132 -0.45 70
IV.SOI.EHZ. 2021-08-09T01:04:47.24 0.3 undecidable manual P 98 106.6155 136 -0.07 78
IV.HAGA.HHE. 2021-08-09T01:04:46.50 0.3 undecidable manual P 165 106.116 136 -0.76 64
IV.JOPP.HHZ. 2021-08-09T01:04:46.65 0.6 undecidable manual P 64 100.6215 137 -0.15 52
IV.HLNI.HHN. 2021-08-09T01:04:46.01 0.1 positive manual P 179 95.5377 139 -0.36 100
IV.CSLB.HHZ. 2021-08-09T01:04:44.36 0.3 undecidable manual P 247 75.0693 146 -0.45 77
IV.AIO.HHE. 2021-08-09T01:04:43.48 0.3 undecidable manual P 128 43.0236 159 0.52 80
IV.IFIL.HHE. 2021-08-09T01:04:43.63 1.0 positive manual P 329 45.8208 158 0.54 26
IV.NOV.HHZ. 2021-08-09T01:04:43.26 0.3 undecidable manual P 128 32.4453 164 0.72 75
IV.MSRU.HHZ. 2021-08-09T01:04:43.39 0.6 undecidable manual P 84 58.0974 152 -0.34 54
IV.MPNC.HHN. 2021-08-09T01:04:43.23 0.6 undecidable manual P 99 44.8218 158 0.19 57
IV.IVPL.HHZ. 2021-08-09T01:04:42.12 0.3 negative manual P 32 21.9669 169 -0.11 91
IV.IVUG.HHZ. 2021-08-09T01:04:42.35 0.3 undecidable manual P 31 24.0537 168 0.06 91
IV.MSFR.HHZ. 2021-08-09T01:04:42.82 0.3 undecidable manual P 229 29.4483 165 0.38 85
IV.MUCR.HHE. 2021-08-09T01:04:42.38 0.6 undecidable manual P 172 18.6702 171 0.22 59
IV.MILZ.HHN. 2021-08-09T01:04:42.13 0.3 undecidable manual P 78 34.3434 163 -0.48 82
IV.MCPD.HHZ. 2021-08-09T01:04:41.94 0.3 undecidable manual P 225 13.9749 173 -0.14 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:2.0 0.000043021705 0.18 AML other m 2021-08-09T01:04:47.21
IV.CAR1.HHE. ML:2.1 0.000037 1.22 AML other m 2021-08-09T01:04:54.30
MN.CLTB.HHE. ML:3.0 0.00028199999999999997 0.5 AML other m 2021-08-09T01:04:55.46
MN.CLTB.HHN. ML:3.2 0.000509 0.44 AML other m 2021-08-09T01:04:55.59
IV.JOPP.HHN. ML:2.1 0.000061933795 0.42 AML other m 2021-08-09T01:05:03.07
IV.JOPP.HNN. ML:2.3 0.0000895 0.92 AML other m 2021-08-09T01:05:03.54
IV.JOPP.HNE. ML:2.3 0.00009504999999999999 0.48 AML other m 2021-08-09T01:05:03.41
IV.SOI.EHN. ML:2.3 0.00009325 0.54 AML other m 2021-08-09T01:05:04.94
IV.SOI.EHE. ML:2.3 0.00008755 1.48 AML other m 2021-08-09T01:05:04.16
IV.LADO.EHE. ML:2.3 0.0000412 1.14 AML other m 2021-08-09T01:05:05.40
IV.HVZN.HHE. ML:2.8 0.000256 0.9 AML other m 2021-08-09T01:05:06.64
IV.RAFF.HHE. ML:2.5 0.0001275 0.42 AML other m 2021-08-09T01:05:06.72
IV.HVZN.HHN. ML:2.6 0.00016649999999999998 0.62 AML other m 2021-08-09T01:05:07.54
IV.RAFF.HHN. ML:2.5 0.00014099999999999998 1.38 AML other m 2021-08-09T01:05:08.00
IV.LADO.EHN. ML:2.2 0.00003175 0.42 AML other m 2021-08-09T01:05:09.27
IV.PLAC.HHN. ML:2.5 0.000117 1.42 AML other m 2021-08-09T01:05:10.90
IV.PLAC.HNN. ML:2.5 0.00011300000000000001 1.42 AML other m 2021-08-09T01:05:10.90
IV.PLAC.HNE. ML:2.6 0.0001465 1.44 AML other m 2021-08-09T01:05:11.22
IV.PLAC.HHE. ML:2.2 0.000057499999999999995 1.4 AML other m 2021-08-09T01:05:12.24
IV.CAR1.HHN. ML:2.3 0.0000597 0.66 AML other m 2021-08-09T01:05:23.64
IV.SERS.HHN. ML:2.0 0.000025750000000000002 1.38 AML other m 2021-08-09T01:05:26.93
IV.SPS2.HHE. ML:1.8 0.000012750000000000002 1.18 AML other m 2021-08-09T01:05:27.90
IV.SERS.HHE. ML:1.9 0.00002155 1.16 AML other m 2021-08-09T01:05:27.02
IV.SPS2.HHN. ML:1.8 0.000013350000000000001 1.2 AML other m 2021-08-09T01:05:29.27
IV.NOCI.HHN. ML:2.9 0.000059300000000000005 1.12 AML other m 2021-08-09T01:05:56.91
IV.NOCI.HHE. ML:2.9 0.00005270000000000001 0.42 AML other m 2021-08-09T01:06:00.50
HL.VLS.HHN. ML:3.1 0.00003115 1.26 AML other m 2021-08-09T01:06:22.30
HL.VLS.HHE. ML:2.9 0.00001975 0.94 AML other m 2021-08-09T01:06:23.78
IV.SOLUN.HHN. ML:2.4 0.000100796875 0.24 AML other m 2021-08-09T01:04:48.56
IV.SOLUN.HHE. ML:2.3 0.000073331335 0.22 AML other m 2021-08-09T01:04:48.68
IV.HAVL.HHN. ML:2.3 0.00006979826999999999 0.52 AML other m 2021-08-09T01:04:50.49
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
Waveforms Seismic signals in miniseed + resp format Download