Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 06-05-2021 and time 20:29:03 (Italy) in region 3 km SW Giarre (CT)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Giarre (CT), on

  • 06-05-2021 18:29:03 (UTC)
  • 06-05-2021 20:29:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7110, 15.1700 at 17 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
Giarre CT 3 27659 27659
Santa Venerina CT 4 8592 36251
Riposto CT 4 14838 51089
Sant'Alfio CT 4 1582 52671
Milo CT 5 1087 53758
Mascali CT 6 14282 68040
Zafferana Etnea CT 6 9517 77557
Fiumefreddo di Sicilia CT 10 9623 87180
Piedimonte Etneo CT 11 3963 91143
Acireale CT 11 52622 143765
Aci Catena CT 12 29851 173616
Aci Sant'Antonio CT 12 17984 191600
Viagrande CT 13 8563 200163
Trecastagni CT 13 10910 211073
Calatabiano CT 14 5308 216381
Aci Bonaccorsi CT 14 3524 219905
Pedara CT 14 14102 234007
Linguaglossa CT 15 5403 239410
Valverde CT 15 7840 247250
San Giovanni la Punta CT 16 23060 270310
Nicolosi CT 17 7463 277773
San Gregorio di Catania CT 17 11966 289739
Tremestieri Etneo CT 17 20589 310328
Giardini-Naxos ME 17 9415 319743
Aci Castello CT 17 18723 338466
Gaggi ME 17 3184 341650
Mascalucia CT 18 31958 373608
Taormina ME 19 10960 384568
Sant'Agata li Battiati CT 19 9479 394047
Castelmola ME 19 1088 395135
Gravina di Catania CT 19 25838 420973
Castiglione di Sicilia CT 20 3215 424188
San Pietro Clarenza CT 20 7743 431931

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km N of Acireale (52622 inhabitants)
24 Km N of Catania (314555 inhabitants)
61 Km SW of Reggio di Calabria (183035 inhabitants)
64 Km SW of Messina (238439 inhabitants)
73 Km N of Siracusa (122291 inhabitants)
96 Km NE of Ragusa (73313 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 2.0 2021-05-06
18:29:03		 37.7113 15.1703 17 2021-12-29
11:12:04		 Bollettino Sismico Italiano INGV 91091181
Reviewed
Rev200 		ML 1.7 2021-05-06
18:29:03		 37.74 15.105 13 2021-10-08
11:24:32		 Sala Operativa INGV_OE (Catania) 89849311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-06 18:29:03 ± 0.05
Latitude 37.7113 ± 0.0018
Longitude 15.1703 ± 0.0045
Depth (km) 17 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91091181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 270
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 275
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 73
Number of defining phases 73
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 1.00814
Number of stations at which the event was observed 44
Number of stations from which data was used for origin computation 44
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 91091181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-11 12:23:34

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 89849311
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-05-06 18:57:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.HHZ. 2021-05-06T18:29:25.03 0.3 undecidable manual S 214 71.373 95 0.29 63
IV.HSRS.HNN. 2021-05-06T18:29:24.51 0.6 undecidable manual S 176 68.7756 96 0.47 41
IV.IFIL.HHN. 2021-05-06T18:29:21.47 0.1 undecidable manual P 331 107.9142 93 0.25 79
IV.HPAC.HHZ. 2021-05-06T18:29:21.61 0.1 undecidable manual P 186 111.8991 93 -0.22 79
IV.MPNC.HHN. 2021-05-06T18:29:19.64 0.3 undecidable manual S 18 50.8158 98 0.35 65
IV.HCRL.HHZ. 2021-05-06T18:29:19.22 0.3 undecidable manual S 194 49.0176 99 0.41 64
IV.HAGA.HHZ. 2021-05-06T18:29:18.72 0.3 undecidable manual S 182 47.3193 99 0.37 65
IV.HMDC.HHN. 2021-05-06T18:29:18.48 0.6 undecidable manual P 202 90.1431 94 -0.02 43
IV.RAFF.HHZ. 2021-05-06T18:29:18.35 0.3 undecidable manual P 233 89.4438 94 -0.03 64
IV.HLNI.HHZ. 2021-05-06T18:29:18.89 0.3 undecidable manual S 213 48.0186 99 0.34 65
IV.HAVL.HHZ. 2021-05-06T18:29:17.25 0.1 undecidable manual P 183 83.4498 95 -0.22 83
IV.IVPL.HHE. 2021-05-06T18:29:16.56 0.6 undecidable manual P 347 75.6687 95 0.3 41
IV.HVZN.HHZ. 2021-05-06T18:29:16.02 0.3 undecidable manual P 214 71.373 95 0.41 61
IV.NOV.HHZ. 2021-05-06T18:29:15.42 0.3 undecidable manual S 355 35.2425 104 0.23 68
IV.ESCV.HHZ. 2021-05-06T18:29:14.28 0.3 undecidable manual S 277 31.4463 106 0.08 70
IV.SSY.HHZ. 2021-05-06T18:29:14.02 0.3 undecidable manual P 188 61.9935 96 -0.15 66
IV.EPZF.HHZ. 2021-05-06T18:29:14.08 0.3 undecidable manual S 295 30.1476 107 0.19 69
IV.HSRS.HNN. 2021-05-06T18:29:14.94 0.1 undecidable manual P 176 68.7756 96 -0.27 85
IV.MSRU.HHE. 2021-05-06T18:29:14.95 0.6 undecidable manual P 26 68.0763 96 -0.14 43
IV.MILZ.HHE. 2021-05-06T18:29:13.96 0.6 undecidable manual P 5 62.3931 96 -0.26 43
IV.ESML.HHE. 2021-05-06T18:29:13.28 0.3 undecidable manual S 248 27.5502 109 0.06 71
IV.GALF.HHZ. 2021-05-06T18:29:13.09 0.1 undecidable manual P 270 53.0025 98 0.3 86
IV.AIO.HHZ. 2021-05-06T18:29:13.84 0.3 undecidable manual S 11 29.3484 108 0.16 70
IV.MTTG.HHE. 2021-05-06T18:29:13.61 0.3 undecidable manual P 55 56.5989 97 0.27 65
IV.EMSG.HHN. 2021-05-06T18:29:12.14 0.3 undecidable manual S 302 22.8549 115 0.09 72
IV.HCRL.HHZ. 2021-05-06T18:29:12.06 0.1 undecidable manual P 194 49.0176 99 -0.13 91
IV.MPNC.HHN. 2021-05-06T18:29:12.35 0.1 undecidable manual P 18 50.8158 98 -0.12 90
IV.HLNI.HHZ. 2021-05-06T18:29:11.65 0.1 undecidable manual P 213 48.0186 99 -0.39 86
IV.HAGA.HHZ. 2021-05-06T18:29:11.73 0.1 undecidable manual P 182 47.3193 99 -0.2 89
IV.EMNR.HHZ. 2021-05-06T18:29:11.06 0.3 undecidable manual S 313 17.2716 124 0.31 69
IV.MUCR.HHZ. 2021-05-06T18:29:11.62 0.1 undecidable manual P 325 45.0216 100 0.04 93
IV.ESVO.HHZ. 2021-05-06T18:29:11.69 0.3 undecidable manual S 289 20.7681 118 0.13 71
IV.ECTS.HHZ. 2021-05-06T18:29:11.16 0.3 undecidable manual S 347 19.4694 120 -0.09 72
IV.EMPL.HHZ. 2021-05-06T18:29:10.44 0.3 undecidable manual S 259 17.871 123 -0.47 67
IV.ESLN.HHZ. 2021-05-06T18:29:10.31 0.3 undecidable manual S 263 17.2716 124 -0.46 67
IV.EMCN.HNZ. 2021-05-06T18:29:10.58 0.3 undecidable manual S 307 14.874 130 0.32 69
IV.NOV.HHZ. 2021-05-06T18:29:10.00 0.3 undecidable manual P 355 35.2425 104 -0.1 70
IV.EPIT.HHE. 2021-05-06T18:29:10.47 0.3 undecidable manual S 318 14.874 130 0.21 71
IV.ENIC.HHE. 2021-05-06T18:29:10.73 0.3 undecidable manual S 236 15.7731 128 0.29 70
IV.ECNE.HHZ. 2021-05-06T18:29:10.83 0.6 undecidable manual S 292 15.9729 127 0.35 46
IV.EMFS.HHZ. 2021-05-06T18:29:10.06 0.6 undecidable manual S 274 15.1737 129 -0.25 47
IV.AIO.HHZ. 2021-05-06T18:29:09.00 0.3 undecidable manual P 11 29.3484 108 -0.23 69
IV.EFIU.HHZ. 2021-05-06T18:29:09.42 0.3 undecidable manual S 22 9.3795 145 0.17 73
IV.ECBD.HHZ. 2021-05-06T18:29:09.81 0.3 undecidable manual S 316 10.5783 141 0.37 69
IV.ESCV.HHZ. 2021-05-06T18:29:09.35 0.3 undecidable manual P 277 31.4463 106 -0.18 69
IV.EPZF.HHZ. 2021-05-06T18:29:09.46 0.3 undecidable manual P 295 30.1476 107 0.11 70
IV.ESPC.HHZ. 2021-05-06T18:29:09.52 0.3 undecidable manual S 261 12.6762 135 -0.3 70
IV.ESML.HHE. 2021-05-06T18:29:09.30 0.6 undecidable manual P 248 27.5502 109 0.33 45
IV.ESAL.HHZ. 2021-05-06T18:29:08.69 0.3 undecidable manual S 327 5.7942 157 -0.1 73
IV.ECHR.HNZ. 2021-05-06T18:29:08.71 0.6 undecidable manual P 263 22.755 115 0.43 44
IV.ECZM.HHZ. 2021-05-06T18:29:08.50 0.1 undecidable manual P 276 23.4543 114 0.12 95
IV.EMFO.HHZ. 2021-05-06T18:29:08.67 0.6 undecidable manual S 291 7.4814 151 -0.32 47
IV.EMSG.HHN. 2021-05-06T18:29:08.35 0.3 undecidable manual P 302 22.8549 115 0.06 72
IV.EVRN.HHE. 2021-05-06T18:29:08.42 0.3 undecidable manual S 231 3.8961 164 -0.2 72
IV.EPOZ.HHZ. 2021-05-06T18:29:08.97 0.3 undecidable manual S 160 4.6953 161 0.29 72
IV.ESVO.HHZ. 2021-05-06T18:29:07.87 0.1 undecidable manual P 289 20.7681 118 -0.14 95
IV.ECTS.HHZ. 2021-05-06T18:29:07.46 0.3 undecidable manual P 347 19.4694 120 -0.36 68
IV.ECPN.HHZ. 2021-05-06T18:29:07.89 0.6 undecidable manual P 283 16.4724 126 0.44 45
IV.EMPL.HHZ. 2021-05-06T18:29:07.30 0.1 undecidable manual P 259 17.871 123 -0.33 92
IV.ESLN.HHZ. 2021-05-06T18:29:07.07 0.3 undecidable manual P 263 17.2716 124 -0.48 67
IV.EMCN.HNZ. 2021-05-06T18:29:07.20 0.1 undecidable manual P 307 14.874 130 -0.05 98
IV.EMNR.HHZ. 2021-05-06T18:29:07.32 0.1 undecidable manual P 313 17.2716 124 -0.22 94
IV.EPIT.HHE. 2021-05-06T18:29:07.20 0.1 undecidable manual P 318 14.874 130 -0.05 98
IV.ENIC.HHE. 2021-05-06T18:29:07.60 0.6 undecidable manual P 236 15.7731 128 0.24 47
IV.ECNE.HHZ. 2021-05-06T18:29:07.23 0.1 undecidable manual P 292 15.9729 127 -0.15 95
IV.ESPC.HHZ. 2021-05-06T18:29:06.71 0.1 undecidable manual P 261 12.6762 135 -0.29 93
IV.EVRN.HHE. 2021-05-06T18:29:06.45 0.3 undecidable manual P 231 3.8961 164 0.15 73
IV.EPOZ.HHZ. 2021-05-06T18:29:06.72 0.3 undecidable manual P 160 4.6953 161 0.38 70
IV.ESAL.HHZ. 2021-05-06T18:29:06.43 0.1 negative manual P 327 5.7942 157 0.03 100
IV.EFIU.HHZ. 2021-05-06T18:29:06.61 0.1 positive manual P 22 9.3795 145 -0.06 98
IV.ECBD.HHZ. 2021-05-06T18:29:06.73 0.1 undecidable manual P 316 10.5783 141 -0.06 98
IV.EMFO.HHZ. 2021-05-06T18:29:06.22 0.1 undecidable manual P 291 7.4814 151 -0.3 94
IV.EMFS.HHZ. 2021-05-06T18:29:06.94 0.3 undecidable manual P 274 15.1737 129 -0.34 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESAL.HHE. ML:2.4 0.00228 0.36 AML other m 2021-05-06T18:29:09.76
IV.ESAL.HHN. ML:2.1 0.001341 0.92 AML other m 2021-05-06T18:29:09.51
IV.EFIU.HHE. ML:2.0 0.000798 0.54 AML other m 2021-05-06T18:29:10.62
IV.EFIU.HHN. ML:2.0 0.0008340000000000001 0.96 AML other m 2021-05-06T18:29:10.51
IV.EPOZ.HHE. ML:1.9 0.0008274999999999999 0.58 AML other m 2021-05-06T18:29:11.69
IV.EPOZ.HHN. ML:1.9 0.0008914999999999999 0.3 AML other m 2021-05-06T18:29:11.95
IV.EPIT.HHE. ML:2.3 0.0016349999999999997 0.56 AML other m 2021-05-06T18:29:12.55
IV.EPIT.HHN. ML:2.5 0.0023200000000000004 1.62 AML other m 2021-05-06T18:29:12.91
IV.ENIC.HHE. ML:2.3 0.0014199999999999998 0.18 AML other m 2021-05-06T18:29:12.97
IV.ENIC.HNE. ML:2.4 0.0017050000000000001 0.18 AML other m 2021-05-06T18:29:12.89
IV.ENIC.HHN. ML:2.2 0.001125 0.64 AML other m 2021-05-06T18:29:13.59
IV.AIO.HHE. ML:1.7 0.000222 0.8 AML other m 2021-05-06T18:29:15.04
IV.ENIC.HNN. ML:2.3 0.0014550000000000001 0.8 AML other m 2021-05-06T18:29:16.27
IV.AIO.HHN. ML:1.7 0.00023999999999999998 0.36 AML other m 2021-05-06T18:29:16.66
IV.HCRL.HHN. ML:1.6 0.00009345000000000001 0.92 AML other m 2021-05-06T18:29:19.91
IV.MUCR.HHE. ML:1.8 0.000183 0.72 AML other m 2021-05-06T18:29:20.21
IV.MUCR.HHN. ML:1.7 0.000129 1.56 AML other m 2021-05-06T18:29:21.07
IV.GALF.HHE. ML:1.9 0.0002 1.12 AML other m 2021-05-06T18:29:22.40
IV.HCRL.HHE. ML:1.7 0.000126 0.16 AML other m 2021-05-06T18:29:23.23
IV.MILZ.HHE. ML:2.1 0.000247 1.62 AML other m 2021-05-06T18:29:25.01
IV.SSY.HHE. ML:2.1 0.00023799999999999998 0.2 AML other m 2021-05-06T18:29:26.27
IV.MSRU.HHE. ML:1.8 0.0001099 0.42 AML other m 2021-05-06T18:29:26.35
IV.SSY.HHN. ML:2.4 0.000514 0.62 AML other m 2021-05-06T18:29:26.89
IV.GALF.HHN. ML:1.8 0.0001565 0.86 AML other m 2021-05-06T18:29:27.45
IV.MSRU.HHN. ML:1.7 0.0000809 0.56 AML other m 2021-05-06T18:29:28.48
IV.IVPL.HHE. ML:2.1 0.000169 1.52 AML other m 2021-05-06T18:29:29.77
IV.HAVL.HHN. ML:2.4 0.000305 1.16 AML other m 2021-05-06T18:29:29.82
IV.MILZ.HHN. ML:1.7 0.00009850000000000001 0.74 AML other m 2021-05-06T18:29:30.00
IV.IVPL.HHN. ML:2.1 0.00020150000000000002 1.6 AML other m 2021-05-06T18:29:30.08
IV.HAVL.HHE. ML:2.2 0.00021799999999999999 0.8 AML other m 2021-05-06T18:29:30.58
IV.HMDC.HHN. ML:1.9 0.00009045 0.6 AML other m 2021-05-06T18:29:32.16
IV.RAFF.HHE. ML:1.9 0.00010195 0.54 AML other m 2021-05-06T18:29:32.20
IV.RAFF.HHN. ML:2.0 0.00011249999999999998 0.28 AML other m 2021-05-06T18:29:32.44
IV.HMDC.HHE. ML:1.9 0.0000864 0.58 AML other m 2021-05-06T18:29:32.83
IV.HPAC.HHE. ML:2.2 0.0001135 0.56 AML other m 2021-05-06T18:29:37.05
IV.HPAC.HHN. ML:2.2 0.0001196 1.06 AML other m 2021-05-06T18:30:00.45
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