Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 27-03-2021 and time 00:15:43 (Italy) in region 2 km E Milo (CT)

A magnitude ML 2.0 earthquake occured in region: 2 km E Milo (CT), on

  • 26-03-2021 23:15:43 (UTC)
  • 27-03-2021 00:15:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7260, 15.1410 at 9 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
Sant'Alfio CT 2 1582 1582
Milo CT 2 1087 2669
Giarre CT 4 27659 30328
Santa Venerina CT 4 8592 38920
Zafferana Etnea CT 5 9517 48437
Riposto CT 6 14838 63275
Mascali CT 6 14282 77557
Fiumefreddo di Sicilia CT 10 9623 87180
Piedimonte Etneo CT 10 3963 91143
Acireale CT 13 52622 143765
Linguaglossa CT 13 5403 149168
Trecastagni CT 13 10910 160078
Aci Sant'Antonio CT 13 17984 178062
Viagrande CT 13 8563 186625
Calatabiano CT 13 5308 191933
Aci Catena CT 14 29851 221784
Pedara CT 14 14102 235886
Aci Bonaccorsi CT 14 3524 239410
Nicolosi CT 16 7463 246873
Valverde CT 16 7840 254713
Gaggi ME 17 3184 257897
San Giovanni la Punta CT 17 23060 280957
Tremestieri Etneo CT 18 20589 301546
Giardini-Naxos ME 18 9415 310961
Castiglione di Sicilia CT 18 3215 314176
San Gregorio di Catania CT 18 11966 326142
Mascalucia CT 19 31958 358100
Taormina ME 19 10960 369060
Aci Castello CT 19 18723 387783
Castelmola ME 19 1088 388871
Sant'Agata li Battiati CT 19 9479 398350
Motta Camastra ME 19 845 399195
Gravina di Catania CT 20 25838 425033
Francavilla di Sicilia ME 20 3945 428978
San Pietro Clarenza CT 20 7743 436721
Graniti ME 20 1492 438213

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Acireale (52622 inhabitants)
25 Km N of Catania (314555 inhabitants)
61 Km SW of Reggio di Calabria (183035 inhabitants)
64 Km SW of Messina (238439 inhabitants)
75 Km N of Siracusa (122291 inhabitants)
96 Km NE of Ragusa (73313 inhabitants)
99 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 2.0 2021-03-26
23:15:43		 37.7257 15.1413 9 2021-07-12
16:55:04		 Bollettino Sismico Italiano INGV 88672111
Reviewed
Rev200 		ML 2.2 2021-03-26
23:15:43		 37.726 15.122 7 2021-04-09
09:35:06		 Sala Operativa INGV_OE (Catania) 88505081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-26 23:15:43 ± 0.07
Latitude 37.7257 ± 0.0036
Longitude 15.1413 ± 0.0057
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88672111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 544
Semi-minor axis of confidence ellipse (meter) 392
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 298
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
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 67
Number of defining phases 67
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.02968
Epicentral distance of station farthest from the epicenter (degree) 1.91106
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 46
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 88505081
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-03-26 23:40:13

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 88672111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-09 09:34:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ISPIC.EHZ. 2021-03-26T23:16:16.08 0.6 undecidable manual S 191 106.9152 50 0.56 37
IV.CET2.HHZ. 2021-03-26T23:16:16.36 0.3 undecidable manual P 19 212.1321 38 -1.02 30
IV.HMDC.HHZ. 2021-03-26T23:16:11.62 0.6 undecidable manual S 200 90.7425 50 0.43 40
IV.HAVL.HHZ. 2021-03-26T23:16:10.48 0.6 undecidable manual S 181 84.9483 50 0.81 35
IV.SSY.HHZ. 2021-03-26T23:16:04.84 0.6 undecidable manual S 185 63.2922 50 0.98 34
IV.HPAC.HHZ. 2021-03-26T23:16:02.98 0.1 undecidable manual P 185 113.1978 50 -0.18 80
IV.PLLN.EHZ. 2021-03-26T23:16:01.79 0.6 undecidable manual P 289 92.3409 50 1.85 19
IV.ISPIC.EHZ. 2021-03-26T23:16:01.67 0.1 undecidable manual P 191 106.9152 50 -0.52 75
IV.CPTP.HHZ. 2021-03-26T23:16:01.47 0.6 undecidable manual P 248 93.0402 50 1.42 25
IV.HCRL.HHZ. 2021-03-26T23:16:00.90 0.6 undecidable manual S 191 50.0166 50 0.57 41
IV.HVIT.HHZ. 2021-03-26T23:16:00.58 0.3 undecidable manual P 214 97.9242 50 -0.23 61
IV.HAGA.HHZ. 2021-03-26T23:16:00.48 0.6 undecidable manual S 179 48.9177 50 0.45 43
IV.HMDC.HHZ. 2021-03-26T23:15:59.76 0.3 undecidable manual P 200 90.7425 50 0.07 64
IV.HLNI.HHZ. 2021-03-26T23:15:59.68 0.6 undecidable manual S 210 48.1185 50 -0.13 46
IV.RAFF.HHZ. 2021-03-26T23:15:59.42 0.1 undecidable manual P 231 88.4448 50 0.09 86
IV.HAVL.HHZ. 2021-03-26T23:15:58.42 0.1 undecidable manual P 181 84.9483 50 -0.38 81
IV.IVPL.HHZ. 2021-03-26T23:15:57.35 0.3 undecidable manual P 349 73.5708 50 0.31 63
IV.MSRU.HHZ. 2021-03-26T23:15:56.07 0.3 undecidable manual P 28 67.7766 50 -0.09 67
IV.HVZN.HHZ. 2021-03-26T23:15:56.37 0.3 undecidable manual P 212 71.373 50 -0.34 63
IV.SSY.HHZ. 2021-03-26T23:15:55.14 0.3 undecidable manual P 185 63.2922 50 -0.32 64
IV.MSFR.HHZ. 2021-03-26T23:15:55.51 0.3 undecidable manual P 306 59.0964 50 0.7 58
IV.ESML.HHZ. 2021-03-26T23:15:54.43 0.6 undecidable manual S 243 25.9518 108 0.98 36
IV.GALF.HHZ. 2021-03-26T23:15:54.18 0.1 positive manual P 268 50.5161 50 0.69 78
IV.AIO.HHZ. 2021-03-26T23:15:54.57 0.6 undecidable manual S 16 28.4493 107 0.29 46
IV.MCPD.HHZ. 2021-03-26T23:15:54.59 0.3 undecidable manual P 321 56.5989 50 0.16 67
IV.MPNC.HHZ. 2021-03-26T23:15:53.10 0.3 undecidable manual P 22 50.2164 50 -0.35 66
IV.HCRL.HHZ. 2021-03-26T23:15:53.11 0.1 positive manual P 191 50.0166 50 -0.31 88
IV.HAGA.HHZ. 2021-03-26T23:15:52.97 0.1 undecidable manual P 179 48.9177 50 -0.27 89
IV.HLNI.HHZ. 2021-03-26T23:15:52.46 0.1 undecidable manual P 210 48.1185 50 -0.66 80
IV.ECZM.HHZ. 2021-03-26T23:15:52.18 0.6 undecidable manual S 272 20.868 113 0.38 46
IV.NOV.HHZ. 2021-03-26T23:15:50.71 0.1 positive manual P 359 33.5442 50 -0.17 94
IV.ECTS.HHZ. 2021-03-26T23:15:50.35 0.6 undecidable manual S 354 17.4714 116 -0.38 46
IV.ECPN.HHZ. 2021-03-26T23:15:50.00 0.6 undecidable manual S 278 13.7751 122 0.39 46
IV.EPOZ.HHZ. 2021-03-26T23:15:49.21 0.6 undecidable manual S 145 7.2927 140 1.32 31
IV.EMFS.HHZ. 2021-03-26T23:15:49.24 0.6 undecidable manual S 267 12.5763 124 -0.04 50
IV.EPZF.HHZ. 2021-03-26T23:15:49.65 0.3 undecidable manual P 294 27.2505 108 -0.05 73
IV.ESLN.HHZ. 2021-03-26T23:15:49.49 0.6 undecidable manual S 256 15.0738 120 -0.51 45
IV.ESML.HHZ. 2021-03-26T23:15:49.38 0.3 undecidable manual P 243 25.9518 108 -0.06 73
IV.AIO.HHZ. 2021-03-26T23:15:49.71 0.1 positive manual P 16 28.4493 107 -0.21 94
IV.EFIU.HHZ. 2021-03-26T23:15:49.26 0.6 undecidable manual S 40 9.2796 133 0.87 39
IV.ESCV.HHZ. 2021-03-26T23:15:49.97 0.3 undecidable manual P 275 28.749 107 -0.01 73
IV.ECZM.HHZ. 2021-03-26T23:15:48.37 0.1 undecidable manual P 272 20.868 113 -0.13 96
IV.ECHR.HNZ. 2021-03-26T23:15:48.24 0.3 undecidable manual P 258 20.5683 113 -0.19 71
IV.ESPC.HHZ. 2021-03-26T23:15:48.53 0.6 undecidable manual S 250 10.6782 129 -0.2 48
IV.ECBD.HHZ. 2021-03-26T23:15:48.43 0.6 undecidable manual S 322 7.7811 138 0.43 46
IV.EMSG.HHZ. 2021-03-26T23:15:48.69 0.1 positive manual P 302 19.869 114 0.38 92
IV.ESAL.HHZ. 2021-03-26T23:15:47.61 0.6 undecidable manual S 350 3.2967 159 0.42 47
IV.ECPN.HHZ. 2021-03-26T23:15:47.10 0.3 undecidable manual P 278 13.7751 122 -0.12 73
IV.EMFO.HHZ. 2021-03-26T23:15:47.43 0.6 undecidable manual S 284 4.5954 152 0.05 50
IV.ECTS.HHZ. 2021-03-26T23:15:47.69 0.1 positive manual P 354 17.4714 116 -0.19 96
IV.EMNR.HHZ. 2021-03-26T23:15:47.53 0.1 undecidable manual P 315 14.2746 121 0.21 96
IV.ECNE.HHZ. 2021-03-26T23:15:47.40 0.6 undecidable manual P 290 12.9759 124 0.29 47
IV.EVRN.HNZ. 2021-03-26T23:15:47.60 0.6 undecidable manual S 187 4.0959 155 0.31 48
IV.ENIC.HHZ. 2021-03-26T23:15:47.43 0.3 undecidable manual P 225 14.7741 120 0.02 75
IV.EMPL.HHZ. 2021-03-26T23:15:47.23 0.1 undecidable manual P 251 15.873 119 -0.37 92
IV.EPIT.HHZ. 2021-03-26T23:15:47.20 0.1 undecidable manual P 322 12.0768 126 0.25 95
IV.ESVO.HHZ. 2021-03-26T23:15:47.73 0.3 undecidable manual P 287 17.871 116 -0.22 71
IV.EFIU.HHZ. 2021-03-26T23:15:46.57 0.1 positive manual P 40 9.2796 133 0.05 100
IV.EPOZ.HHZ. 2021-03-26T23:15:46.50 0.1 positive manual P 145 7.2927 140 0.26 96
IV.EMCN.HHZ. 2021-03-26T23:15:46.89 0.1 undecidable manual P 308 11.9769 126 -0.04 100
IV.EMFS.HHZ. 2021-03-26T23:15:46.73 0.1 undecidable manual P 267 12.5763 124 -0.31 94
IV.ECBD.HHZ. 2021-03-26T23:15:46.22 0.1 undecidable manual P 322 7.7811 138 -0.08 100
IV.ESPC.HHZ. 2021-03-26T23:15:46.36 0.1 undecidable manual P 250 10.6782 129 -0.37 93
IV.ESLN.HHZ. 2021-03-26T23:15:46.93 0.1 undecidable manual P 256 15.0738 120 -0.53 89
IV.EMFO.HHZ. 2021-03-26T23:15:45.68 0.1 negative manual P 284 4.5954 152 -0.26 96
IV.EVRN.HNZ. 2021-03-26T23:15:45.67 0.1 positive manual P 187 4.0959 155 -0.22 97
IV.ESAL.HHZ. 2021-03-26T23:15:45.65 0.1 positive manual P 350 3.2967 159 -0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EFIU.HHE. ML:2.1 0.0017702434999999999 0.32 AML other m 2021-03-26T23:15:49.59
IV.ECTS.HHN. ML:1.9 0.00066892975 0.5632 AML other m 2021-03-26T23:15:50.44
IV.EPIT.HHE. ML:2.6 0.005314211 0.4608 AML other m 2021-03-26T23:15:50.61
IV.EMPL.HHE. ML:2.5 0.002934933 0.2688 AML other m 2021-03-26T23:15:50.99
IV.ECTS.HHE. ML:2.1 0.0011329745 0.6272 AML other m 2021-03-26T23:15:51.85
IV.EMSG.HHE. ML:2.3 0.0014810845 0.4864 AML other m 2021-03-26T23:15:52.90
IV.ESML.HNE. ML:2.2 0.0009459998999999999 0.6144 AML other m 2021-03-26T23:15:54.97
IV.ESML.HHE. ML:2.2 0.00099950595 0.6144 AML other m 2021-03-26T23:15:54.97
IV.AIO.HHN. ML:1.7 0.00024022945 0.2432 AML other m 2021-03-26T23:15:54.84
IV.AIO.HHE. ML:1.7 0.000285055 0.512 AML other m 2021-03-26T23:15:55.12
IV.ESML.HHN. ML:1.9 0.00048228820000000006 0.1792 AML other m 2021-03-26T23:15:54.89
IV.ESML.HNN. ML:1.9 0.00047353665 0.2176 AML other m 2021-03-26T23:15:54.89
IV.NOV.HHN. ML:2.1 0.0005466484000000001 0.6528 AML other m 2021-03-26T23:15:56.75
IV.ESCV.HHE. ML:2.2 0.0007588218 0.6528 AML other m 2021-03-26T23:15:56.97
IV.NOV.HHE. ML:2.3 0.00095724805 0.9344 AML other m 2021-03-26T23:15:57.96
IV.HLNI.HHE. ML:1.6 0.00011599999999999999 0.18 AML other m 2021-03-26T23:16:00.22
IV.HAGA.HHE. ML:1.5 0.00008899884000000001 0.32 AML other m 2021-03-26T23:16:00.82
IV.HAGA.HHN. ML:1.6 0.000103629385 0.3584 AML other m 2021-03-26T23:16:00.91
IV.HCRL.HHE. ML:2.0 0.00023500605000000002 0.2432 AML other m 2021-03-26T23:16:01.18
IV.HCRL.HHN. ML:1.9 0.0001940349 0.4224 AML other m 2021-03-26T23:16:01.00
IV.HVZN.HHE. ML:1.9 0.00012601110999999998 0.4096 AML other m 2021-03-26T23:16:08.03
IV.HVZN.HNE. ML:2.0 0.00014441280000000001 0.5504 AML other m 2021-03-26T23:16:08.30
IV.HMDC.HHE. ML:1.8 0.000077234265 0.5632 AML other m 2021-03-26T23:16:12.76
IV.HMDC.HHN. ML:1.9 0.00009747829 0.4352 AML other m 2021-03-26T23:16:12.88
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