Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 20-05-2022 and time 02:00:04 (Italy) in region 3 km NW Milo (CT)

A magnitude ML 2.3 earthquake occured in region: 3 km NW Milo (CT), on

  • 20-05-2022 00:00:04 (UTC)
  • 20-05-2022 02:00:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7420, 15.0970 at 8 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
Milo CT 3 1087 1087
Sant'Alfio CT 4 1582 2669
Zafferana Etnea CT 5 9517 12186
Santa Venerina CT 7 8592 20778
Giarre CT 8 27659 48437
Mascali CT 9 14282 62719
Riposto CT 10 14838 77557
Piedimonte Etneo CT 10 3963 81520
Fiumefreddo di Sicilia CT 11 9623 91143
Linguaglossa CT 12 5403 96546
Trecastagni CT 14 10910 107456
Pedara CT 14 14102 121558
Viagrande CT 15 8563 130121
Calatabiano CT 15 5308 135429
Aci Sant'Antonio CT 15 17984 153413
Nicolosi CT 15 7463 160876
Acireale CT 16 52622 213498
Aci Bonaccorsi CT 16 3524 217022
Castiglione di Sicilia CT 16 3215 220237
Aci Catena CT 16 29851 250088
Gaggi ME 17 3184 253272
Moio Alcantara ME 18 717 253989
Valverde CT 18 7840 261829
Francavilla di Sicilia ME 18 3945 265774
San Giovanni la Punta CT 18 23060 288834
Motta Camastra ME 19 845 289679
Ragalna CT 19 3924 293603
Tremestieri Etneo CT 19 20589 314192
Mascalucia CT 19 31958 346150
Giardini-Naxos ME 19 9415 355565
San Gregorio di Catania CT 20 11966 367531
Belpasso CT 20 28108 395639
San Pietro Clarenza CT 20 7743 403382

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
63 Km SW of Reggio di Calabria (183035 inhabitants)
65 Km SW of Messina (238439 inhabitants)
78 Km N of Siracusa (122291 inhabitants)
95 Km E of Caltanissetta (63360 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 2.3 2022-05-20
00:00:04		 37.742 15.0968 8 2023-01-31
19:03:51		 Bollettino Sismico Italiano INGV 110787971
Reviewed
Rev200 		ML 2.4 2022-05-20
00:00:04		 37.746 15.075 5 2022-10-13
13:30:18		 Sala Operativa INGV_OE (Catania) 104888421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-20 00:00:04 ± 0.08
Latitude 37.7420 ± 0.0054
Longitude 15.0968 ± 0.0068
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110787971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 630
Semi-minor axis of confidence ellipse (meter) 557
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00809
Epicentral distance of station farthest from the epicenter (degree) 1.26984
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 110787971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-13 13:30:01

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 104888421
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-05-20 00:11:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2022-05-20T00:00:31.98 0.6 undecidable manual S 179 86.8464 50 0.6 38
IV.PLAC.HHZ. 2022-05-20T00:00:29.70 0.3 undecidable manual P 56 140.9478 50 1.13 40
IV.SSY.HHZ. 2022-05-20T00:00:25.81 0.6 undecidable manual S 182 64.8906 50 0.29 43
IV.IACL.HHZ. 2022-05-20T00:00:23.89 0.3 undecidable manual P 324 109.0131 50 0.25 59
IV.PLLN.EHZ. 2022-05-20T00:00:21.99 0.3 undecidable manual P 289 88.0452 50 1.58 35
IV.HMDC.HHZ. 2022-05-20T00:00:21.14 0.3 undecidable manual P 198 91.1421 50 0.25 61
IV.RAFF.HHZ. 2022-05-20T00:00:20.44 0.3 undecidable manual P 229 86.6466 50 0.25 62
IV.HAVL.HHZ. 2022-05-20T00:00:19.57 0.3 undecidable manual P 179 86.8464 50 -0.65 55
IV.IVPL.HHZ. 2022-05-20T00:00:18.09 0.3 undecidable manual P 352 71.0733 50 0.29 63
IV.MSRU.HHZ. 2022-05-20T00:00:17.04 0.3 undecidable manual P 32 68.1762 50 -0.3 64
IV.HVZN.HHZ. 2022-05-20T00:00:17.99 0.3 undecidable manual P 208 70.9734 50 0.21 64
IV.SSY.HHZ. 2022-05-20T00:00:16.23 0.3 undecidable manual P 182 64.8906 50 -0.61 59
IV.MSFR.HHZ. 2022-05-20T00:00:15.70 0.6 undecidable manual P 306 54.8007 50 0.41 42
IV.MTTG.HHZ. 2022-05-20T00:00:15.89 0.6 undecidable manual P 61 60.1953 50 -0.23 44
IV.GALF.HHZ. 2022-05-20T00:00:14.41 0.3 undecidable manual P 266 46.62 50 0.38 65
IV.EPZF.HHZ. 2022-05-20T00:00:14.42 0.6 undecidable manual S 293 22.9548 108 1.07 35
IV.MPNC.HHZ. 2022-05-20T00:00:13.85 0.3 undecidable manual P 26 50.1165 50 -0.72 58
IV.HLNI.HHZ. 2022-05-20T00:00:13.42 0.3 undecidable manual P 204 47.9187 50 -0.81 56
IV.MUCR.HHZ. 2022-05-20T00:00:12.08 0.3 undecidable manual P 330 38.628 50 -0.72 59
1J.FX09.HHE. 2022-05-20T00:00:11.92 0.6 undecidable manual S 60 17.1717 114 0.41 45
IV.EPOZ.HHZ. 2022-05-20T00:00:11.31 0.6 undecidable manual S 134 11.1777 124 1.64 26
IV.EMNR.HHZ. 2022-05-20T00:00:10.40 0.6 undecidable manual S 323 10.3785 126 0.96 37
IV.AIO.HHE. 2022-05-20T00:00:10.48 0.1 undecidable manual P 25 28.0497 105 -0.32 91
IV.ECTS.HHZ. 2022-05-20T00:00:10.96 0.6 undecidable manual S 8 15.6732 116 -0.06 49
IV.EFIU.HHZ. 2022-05-20T00:00:10.46 0.6 undecidable manual S 62 11.2776 124 0.77 40
1J.FX08.HHZ. 2022-05-20T00:00:10.68 0.6 undecidable manual S 95 9.0798 130 1.58 27
IV.EPIT.HHN. 2022-05-20T00:00:09.87 0.6 undecidable manual S 335 8.4804 132 0.95 37
IV.ESML.HHZ. 2022-05-20T00:00:09.97 0.3 undecidable manual P 234 23.5542 108 0.04 73
IV.EPZF.HHZ. 2022-05-20T00:00:09.93 0.3 undecidable manual P 293 22.9548 108 0.12 72
IV.EVRN.HNZ. 2022-05-20T00:00:08.78 0.6 undecidable manual S 150 6.7932 138 0.27 48
IV.ESPC.HHN. 2022-05-20T00:00:08.72 0.6 undecidable manual S 228 8.1807 133 -0.14 49
1J.FX09.HHE. 2022-05-20T00:00:08.42 0.1 undecidable manual P 60 17.1717 114 -0.33 92
IV.ECTS.HHZ. 2022-05-20T00:00:08.06 0.1 undecidable manual P 8 15.6732 116 -0.41 91
IV.EPOZ.HHZ. 2022-05-20T00:00:08.05 0.1 undecidable manual P 134 11.1777 124 0.36 93
IV.EFIU.HHZ. 2022-05-20T00:00:07.55 0.1 negative manual P 62 11.2776 124 -0.15 97
1J.FX08.HHZ. 2022-05-20T00:00:07.37 0.1 undecidable manual P 95 9.0798 130 0.01 100
IV.EMNR.HHZ. 2022-05-20T00:00:07.45 0.3 undecidable manual P 323 10.3785 126 -0.1 73
IV.EPIT.HHN. 2022-05-20T00:00:07.27 0.1 undecidable manual P 335 8.4804 132 0.02 100
IV.ECBD.HHN. 2022-05-20T00:00:07.95 0.6 undecidable manual S 348 4.2957 150 -0.06 50
IV.ESAL.HHE. 2022-05-20T00:00:07.82 0.6 undecidable manual S 66 3.5964 155 -0.08 50
IV.EMFO.HHE. 2022-05-20T00:00:07.39 0.6 undecidable manual S 220 0.8991 173 -0.24 48
IV.EMFS.HHE. 2022-05-20T00:00:07.02 0.1 undecidable manual P 254 9.0798 130 -0.32 94
IV.EMFO.HHE. 2022-05-20T00:00:06.06 0.1 undecidable manual P 220 0.8991 173 -0.45 92
IV.EVRN.HNZ. 2022-05-20T00:00:06.87 0.1 undecidable manual P 150 6.7932 138 -0.15 98
IV.ESPC.HHN. 2022-05-20T00:00:06.85 0.1 undecidable manual P 228 8.1807 133 -0.37 93
IV.ECBD.HHN. 2022-05-20T00:00:06.36 0.3 undecidable manual P 348 4.2957 150 -0.37 70
IV.ESAL.HHE. 2022-05-20T00:00:06.29 0.1 undecidable manual P 66 3.5964 155 -0.37 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EFIU.HHN. ML:2.7 0.007199999999999999 0.54 AML other m 2022-05-20T00:00:11.58
IV.EFIU.HHE. ML:2.6 0.00498 0.6 AML other m 2022-05-20T00:00:11.85
IV.EPZF.HHN. ML:2.6 0.00262 1.6 AML other m 2022-05-20T00:00:15.17
IV.EPZF.HHE. ML:2.7 0.003085 0.54 AML other m 2022-05-20T00:00:17.50
IV.MUCR.HHE. ML:2.2 0.0006535 0.52 AML other m 2022-05-20T00:00:19.83
IV.ESML.HNN. ML:2.2 0.0011420000000000002 0.94 AML other m 2022-05-20T00:00:20.03
IV.ESML.HHE. ML:2.4 0.001515 0.94 AML other m 2022-05-20T00:00:20.56
IV.HLNI.HHE. ML:1.6 0.00009894999999999999 0.64 AML other m 2022-05-20T00:00:21.06
IV.ESML.HNE. ML:2.3 0.0014049999999999998 0.44 AML other m 2022-05-20T00:00:21.57
IV.ESML.HHN. ML:2.3 0.0012 0.44 AML other m 2022-05-20T00:00:22.58
IV.MPNC.HHN. ML:2.4 0.0007250000000000001 0.3 AML other m 2022-05-20T00:00:22.78
IV.MPNC.HHE. ML:2.6 0.0011149999999999999 0.34 AML other m 2022-05-20T00:00:23.29
IV.MSFR.HHE. ML:1.7 0.000123 0.96 AML other m 2022-05-20T00:00:27.23
IV.MTTG.HHE. ML:1.9 0.000169 1.42 AML other m 2022-05-20T00:00:28.09
IV.MUCR.HHN. ML:2.2 0.000572 1.5 AML other m 2022-05-20T00:00:28.85
IV.MTTG.HHN. ML:2.0 0.00019 0.72 AML other m 2022-05-20T00:00:28.12
IV.GALF.HHN. ML:2.5 0.0009765 0.42 AML other m 2022-05-20T00:00:28.48
IV.GALF.HHE. ML:2.4 0.000686 1.56 AML other m 2022-05-20T00:00:29.98
IV.MSRU.HHN. ML:2.2 0.000268 0.8 AML other m 2022-05-20T00:00:30.34
IV.MSRU.HHE. ML:2.4 0.000402 0.36 AML other m 2022-05-20T00:00:31.54
IV.HVZN.HHE. ML:2.1 0.0001915 1.52 AML other m 2022-05-20T00:00:31.04
IV.HVZN.HNE. ML:2.0 0.0001865 1.52 AML other m 2022-05-20T00:00:31.80
IV.HLNI.HHN. ML:1.6 0.000124 0.8 AML other m 2022-05-20T00:00:32.46
IV.MSFR.HHN. ML:1.7 0.00011779999999999999 0.92 AML other m 2022-05-20T00:00:34.04
IV.RAFF.HHN. ML:2.2 0.000187 0.34 AML other m 2022-05-20T00:00:34.36
IV.IVPL.HNN. ML:2.5 0.0005065000000000001 0.6 AML other m 2022-05-20T00:00:34.74
IV.IVPL.HHN. ML:2.5 0.0005135000000000001 0.6 AML other m 2022-05-20T00:00:34.44
IV.RAFF.HHE. ML:2.0 0.00013000000000000002 0.96 AML other m 2022-05-20T00:00:34.85
IV.HMDC.HHE. ML:1.6 0.0000506 0.88 AML other m 2022-05-20T00:00:35.62
IV.HAVL.HHN. ML:2.2 0.0002055 1.34 AML other m 2022-05-20T00:00:35.94
IV.HAVL.HHE. ML:2.1 0.00015099999999999998 0.8 AML other m 2022-05-20T00:00:35.41
IV.IVPL.HNE. ML:2.4 0.00043700000000000005 1.6 AML other m 2022-05-20T00:00:35.02
IV.IVPL.HHE. ML:2.4 0.0004535 0.3 AML other m 2022-05-20T00:00:36.02
IV.HMDC.HHN. ML:2.1 0.0001445 0.66 AML other m 2022-05-20T00:00:38.64
IV.HVZN.HHN. ML:2.2 0.00022899999999999998 0.9 AML other m 2022-05-20T00:00:40.06
IV.HVZN.HNN. ML:2.2 0.00023400000000000002 0.9 AML other m 2022-05-20T00:00:40.06
IV.PLLN.EHN. ML:2.3 0.000254 0.96 AML other m 2022-05-20T00:00:40.72
IV.PLLN.EHE. ML:2.4 0.000277 0.64 AML other m 2022-05-20T00:00:41.26
IV.IACL.HHE. ML:2.2 0.0001485 0.94 AML other m 2022-05-20T00:00:42.00
IV.IFIL.HHE. ML:2.9 0.0007384999999999999 0.34 AML other m 2022-05-20T00:00:42.81
IV.IFIL.HHN. ML:2.5 0.000307 0.36 AML other m 2022-05-20T00:00:44.48
IV.IACL.HHN. ML:2.2 0.000147 0.62 AML other m 2022-05-20T00:00:48.57
IV.PLAC.HHN. ML:2.0 0.0000564 0.92 AML other m 2022-05-20T00:00:58.85
IV.PLAC.HHE. ML:2.0 0.00005765 0.58 AML other m 2022-05-20T00:01:01.10
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