Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 31-01-2022 and time 12:30:48 (UTC) in region 3 km NW Milo (CT)

A magnitude ML 2.5 earthquake occured in region: 3 km NW Milo (CT), on

  • 31-01-2022 12:30:48 (UTC)
  • 31-01-2022 13:30:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7450, 15.1050 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
Milo CT 3 1087 1087
Sant'Alfio CT 4 1582 2669
Zafferana Etnea CT 6 9517 12186
Santa Venerina CT 7 8592 20778
Giarre CT 7 27659 48437
Mascali CT 8 14282 62719
Riposto CT 9 14838 77557
Piedimonte Etneo CT 10 3963 81520
Fiumefreddo di Sicilia CT 11 9623 91143
Linguaglossa CT 11 5403 96546
Calatabiano CT 14 5308 101854
Trecastagni CT 14 10910 112764
Pedara CT 15 14102 126866
Viagrande CT 15 8563 135429
Aci Sant'Antonio CT 16 17984 153413
Castiglione di Sicilia CT 16 3215 156628
Acireale CT 16 52622 209250
Nicolosi CT 16 7463 216713
Aci Catena CT 16 29851 246564
Aci Bonaccorsi CT 16 3524 250088
Gaggi ME 17 3184 253272
Francavilla di Sicilia ME 18 3945 257217
Moio Alcantara ME 18 717 257934
Motta Camastra ME 18 845 258779
Valverde CT 19 7840 266619
Giardini-Naxos ME 19 9415 276034
San Giovanni la Punta CT 19 23060 299094
Tremestieri Etneo CT 19 20589 319683
Ragalna CT 19 3924 323607
Mascalucia CT 20 31958 355565
Graniti ME 20 1492 357057
Castelmola ME 20 1088 358145
Taormina ME 20 10960 369105
San Gregorio di Catania CT 20 11966 381071
Malvagna ME 20 733 381804

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
62 Km SW of Reggio di Calabria (183035 inhabitants)
64 Km SW of Messina (238439 inhabitants)
78 Km N of Siracusa (122291 inhabitants)
96 Km E of Caltanissetta (63360 inhabitants)
97 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 2.5 2022-01-31
12:30:48		 37.7453 15.1052 9 2022-07-08
12:33:48		 Bollettino Sismico Italiano INGV 103573051
Reviewed
Rev200 		ML 2.2 2022-01-31
12:30:47		 37.75 15.085 5 2022-04-21
16:53:25		 Sala Operativa INGV_OE (Catania) 100399611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-31 12:30:48 ± 0.07
Latitude 37.7453 ± 0.0045
Longitude 15.1052 ± 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 103573051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 507
Semi-minor axis of confidence ellipse (meter) 452
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 160
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 40
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.26265
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 100399611
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-01-31 12:37:33

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 103573051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-21 16:52:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTGR.HHZ. 2022-01-31T12:31:47.19 3.0 undecidable manual Sg 2.18 0
IV.PLAC.HHZ. 2022-01-31T12:31:11.54 0.3 undecidable manual P 56 140.1486 50 0.13 57
MN.CEL.HHZ. 2022-01-31T12:31:03.30 0.6 undecidable manual P 50 89.5437 50 -0.31 41
TV.GMB1.HHZ. 2022-01-31T12:31:01.90 0.6 undecidable manual P 53 78.2661 50 0.02 44
IV.IVPL.HHZ. 2022-01-31T12:31:01.25 0.6 undecidable manual P 351 70.8735 50 0.52 40
IV.HSRS.HHZ. 2022-01-31T12:31:00.79 0.6 undecidable manual P 172 73.0713 50 -0.29 42
IV.SSY.HHZ. 2022-01-31T12:30:59.90 0.3 undecidable manual P 182 65.2902 50 0.03 67
IV.MSFR.HHZ. 2022-01-31T12:30:59.04 0.3 undecidable manual P 306 55.2003 50 0.72 57
IV.MTTG.HHZ. 2022-01-31T12:30:58.98 1.0 undecidable manual P 61 59.3961 50 0.01 23
IV.MCPD.HHZ. 2022-01-31T12:30:57.91 0.3 undecidable manual P 322 52.9026 50 -0.05 69
IV.HLNI.HHZ. 2022-01-31T12:30:57.27 1.0 undecidable manual P 205 48.5181 50 -0.02 23
IV.GALF.HHZ. 2022-01-31T12:30:57.90 0.6 undecidable manual P 266 47.4192 50 0.78 38
IV.MPNC.HHZ. 2022-01-31T12:30:57.15 0.3 undecidable manual P 26 49.5171 50 -0.29 66
IV.HAGA.HHZ. 2022-01-31T12:30:57.55 0.6 undecidable manual P 175 51.2154 50 -0.16 45
IV.MUCR.HHZ. 2022-01-31T12:30:55.69 0.1 positive manual P 329 38.7279 50 -0.09 93
1J.FX09.HHE. 2022-01-31T12:30:55.02 0.6 undecidable manual S 59 16.3725 119 0.38 46
IV.EPOZ.HHZ. 2022-01-31T12:30:54.54 0.6 undecidable manual S 138 10.9779 130 1.48 28
IV.AIO.HHZ. 2022-01-31T12:30:53.55 0.3 undecidable manual P 24 27.4503 108 -0.37 67
IV.EFIU.HHZ. 2022-01-31T12:30:53.50 0.6 undecidable manual S 62 10.4784 131 0.57 44
IV.ECTS.HHZ. 2022-01-31T12:30:53.99 0.6 undecidable manual S 5 15.2736 121 -0.29 47
1J.FX08.HHZ. 2022-01-31T12:30:53.62 0.6 undecidable manual S 98 8.4804 137 1.19 33
IV.EPIT.HHZ. 2022-01-31T12:30:53.31 0.6 undecidable manual S 330 8.4804 137 0.87 39
IV.ESML.HHZ. 2022-01-31T12:30:53.55 0.1 positive manual P 235 24.3534 110 0.22 93
IV.EMPL.HHZ. 2022-01-31T12:30:53.61 0.6 undecidable manual S 238 13.9749 123 -0.29 47
IV.ESCV.HHZ. 2022-01-31T12:30:53.82 0.6 undecidable manual P 271 25.4523 110 0.28 46
IV.EPZF.HHZ. 2022-01-31T12:30:53.22 0.1 positive manual P 292 23.4543 111 0.05 97
IV.EMNR.HHZ. 2022-01-31T12:30:53.91 0.6 undecidable manual S 319 10.5783 131 0.95 37
IV.EVRN.HNZ. 2022-01-31T12:30:52.46 0.6 undecidable manual S 157 6.7932 143 0.4 46
IV.EMCN.HHN. 2022-01-31T12:30:52.64 0.6 undecidable manual S 309 8.0808 138 0.3 47
IV.EPDN.HHZ. 2022-01-31T12:30:52.78 0.6 undecidable manual S 286 8.0808 138 0.44 46
IV.ESPC.HHN. 2022-01-31T12:30:52.42 0.6 undecidable manual S 229 8.9799 135 -0.14 49
1J.FX09.HHE. 2022-01-31T12:30:51.64 0.1 undecidable manual P 59 16.3725 119 -0.25 94
IV.EMPL.HHZ. 2022-01-31T12:30:51.11 0.1 negative manual P 238 13.9749 123 -0.35 92
IV.EMNR.HHZ. 2022-01-31T12:30:51.01 0.1 undecidable manual P 319 10.5783 131 0.09 98
IV.EPOZ.HHZ. 2022-01-31T12:30:51.26 0.1 positive manual P 138 10.9779 130 0.28 94
IV.ECTS.HHZ. 2022-01-31T12:30:51.36 0.1 positive manual P 5 15.2736 121 -0.32 93
IV.ECBD.HHN. 2022-01-31T12:30:51.44 0.6 undecidable manual S 337 4.1958 155 -0.16 49
IV.ESAL.HHZ. 2022-01-31T12:30:51.13 0.6 undecidable manual S 67 2.7972 163 -0.29 48
IV.EMFO.HHE. 2022-01-31T12:30:50.96 0.6 undecidable manual S 231 1.6983 169 -0.37 47
IV.ESPC.HHN. 2022-01-31T12:30:50.35 0.1 undecidable manual P 229 8.9799 135 -0.34 93
IV.EVRN.HNZ. 2022-01-31T12:30:50.29 0.1 positive manual P 157 6.7932 143 -0.11 98
IV.EMCN.HHN. 2022-01-31T12:30:50.51 0.1 undecidable manual P 309 8.0808 138 -0.05 99
IV.EFIU.HHZ. 2022-01-31T12:30:50.70 0.1 negative manual P 62 10.4784 131 -0.2 96
IV.EPDN.HHZ. 2022-01-31T12:30:50.55 0.1 undecidable manual P 286 8.0808 138 -0.01 100
1J.FX08.HHZ. 2022-01-31T12:30:50.64 0.1 undecidable manual P 98 8.4804 137 0.03 100
IV.EPIT.HHZ. 2022-01-31T12:30:50.63 0.1 undecidable manual P 330 8.4804 137 0.01 100
IV.ECBD.HHN. 2022-01-31T12:30:49.76 0.1 undecidable manual P 337 4.1958 155 -0.37 93
IV.ESAL.HHZ. 2022-01-31T12:30:49.62 0.1 positive manual P 67 2.7972 163 -0.41 93
IV.EMFO.HHE. 2022-01-31T12:30:49.52 0.1 undecidable manual P 231 1.6983 169 -0.46 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPIT.HHE. ML:3.2 0.0221 0.24 AML other m 2022-01-31T12:30:53.84
IV.EFIU.HHN. ML:2.6 0.00539 0.34 AML other m 2022-01-31T12:30:54.55
IV.EVRN.HHN. ML:3.1 0.022350000000000002 0.2 AML other m 2022-01-31T12:30:54.40
IV.EVRN.HNN. ML:3.2 0.0255 0.2 AML other m 2022-01-31T12:30:54.40
IV.ECTS.HHE. ML:2.7 0.00469 0.72 AML other m 2022-01-31T12:30:54.56
IV.EFIU.HHE. ML:2.6 0.005894999999999999 0.54 AML other m 2022-01-31T12:30:54.87
IV.ECTS.HHN. ML:2.6 0.0035549999999999996 1.04 AML other m 2022-01-31T12:30:55.00
IV.EMPL.HHN. ML:2.9 0.00865 0.2 AML other m 2022-01-31T12:30:55.87
IV.EMPL.HHE. ML:2.8 0.006634999999999999 0.48 AML other m 2022-01-31T12:30:56.16
IV.EPIT.HHN. ML:3.2 0.0222 0.62 AML other m 2022-01-31T12:30:56.03
IV.EPOZ.HHN. ML:2.9 0.010315000000000001 0.42 AML other m 2022-01-31T12:30:56.72
IV.EPOZ.HNN. ML:2.9 0.00951 0.42 AML other m 2022-01-31T12:30:56.73
IV.EVRN.HNE. ML:3.1 0.021700000000000004 1.04 AML other m 2022-01-31T12:30:57.19
IV.EVRN.HHE. ML:3.1 0.022949999999999998 0.36 AML other m 2022-01-31T12:30:57.20
IV.EPOZ.HHE. ML:2.6 0.005835 0.24 AML other m 2022-01-31T12:30:58.03
IV.EPOZ.HNE. ML:2.6 0.005529999999999999 0.24 AML other m 2022-01-31T12:30:58.04
IV.AIO.HHE. ML:2.6 0.0020499999999999997 1 AML other m 2022-01-31T12:30:59.78
IV.AIO.HHN. ML:2.7 0.0026399999999999996 0.86 AML other m 2022-01-31T12:31:00.71
IV.ESML.HHN. ML:2.1 0.0008495 1.36 AML other m 2022-01-31T12:31:00.28
IV.ESML.HNN. ML:2.1 0.00074 1.36 AML other m 2022-01-31T12:31:00.29
IV.EPZF.HHE. ML:2.7 0.0030650000000000004 1.64 AML other m 2022-01-31T12:31:00.08
IV.EPZF.HHN. ML:2.8 0.0038050000000000002 0.3 AML other m 2022-01-31T12:31:02.85
IV.ESCV.HHN. ML:2.7 0.002935 0.24 AML other m 2022-01-31T12:31:04.19
IV.ESML.HNE. ML:2.3 0.0012549999999999998 1.2 AML other m 2022-01-31T12:31:04.31
IV.ESML.HHE. ML:2.3 0.00126 1.2 AML other m 2022-01-31T12:31:04.31
IV.MUCR.HHE. ML:2.3 0.0006919999999999999 0.4 AML other m 2022-01-31T12:31:04.54
IV.ESCV.HHE. ML:2.6 0.00214 0.64 AML other m 2022-01-31T12:31:04.28
IV.HAGA.HHE. ML:2.3 0.0005045 0.54 AML other m 2022-01-31T12:31:05.95
IV.MPNC.HHE. ML:2.7 0.001495 0.36 AML other m 2022-01-31T12:31:06.38
IV.HLNI.HHE. ML:1.8 0.0001585 0.96 AML other m 2022-01-31T12:31:06.61
IV.HAGA.HHN. ML:2.2 0.0003755 0.66 AML other m 2022-01-31T12:31:07.63
IV.MUCR.HHN. ML:2.4 0.0009930000000000002 0.54 AML other m 2022-01-31T12:31:08.56
IV.HLNI.HHN. ML:1.8 0.0001725 1.14 AML other m 2022-01-31T12:31:09.18
IV.SSY.HHE. ML:2.9 0.001425 1.6 AML other m 2022-01-31T12:31:09.91
IV.MSFR.HHN. ML:1.8 0.0001545 1.44 AML other m 2022-01-31T12:31:10.96
IV.HSRS.HHE. ML:2.6 0.0005989999999999999 0.38 AML other m 2022-01-31T12:31:11.90
IV.MSFR.HHE. ML:1.9 0.00017649999999999998 1.02 AML other m 2022-01-31T12:31:12.53
IV.GALF.HHE. ML:2.6 0.0011899999999999999 0.5 AML other m 2022-01-31T12:31:12.66
IV.MPNC.HHN. ML:2.6 0.00118 0.6 AML other m 2022-01-31T12:31:12.49
IV.HSRS.HHN. ML:2.2 0.0002715 0.74 AML other m 2022-01-31T12:31:12.92
IV.MTTG.HHE. ML:2.0 0.0001895 0.46 AML other m 2022-01-31T12:31:14.89
IV.GALF.HHN. ML:2.8 0.001635 1.28 AML other m 2022-01-31T12:31:14.89
IV.SSY.HNN. ML:2.6 0.000747 1.68 AML other m 2022-01-31T12:31:14.96
TV.GMB1.HNE. ML:2.0 0.0001555 0.94 AML other m 2022-01-31T12:31:14.51
TV.GMB1.HHE. ML:1.5 0.0000465 0.94 AML other m 2022-01-31T12:31:14.51
IV.IVPL.HHE. ML:2.9 0.0012970000000000002 1.62 AML other m 2022-01-31T12:31:15.18
IV.SSY.HNE. ML:2.6 0.000716 0.3 AML other m 2022-01-31T12:31:15.12
IV.SSY.HHN. ML:3.1 0.0025 0.3 AML other m 2022-01-31T12:31:15.12
IV.IVPL.HNN. ML:2.8 0.0010175000000000002 0.84 AML other m 2022-01-31T12:31:15.15
IV.IVPL.HHN. ML:2.8 0.0010454999999999998 0.82 AML other m 2022-01-31T12:31:15.16
TV.GMB1.HNN. ML:2.1 0.0001945 0.5 AML other m 2022-01-31T12:31:18.26
TV.GMB1.HHN. ML:1.6 0.000059749999999999995 0.5 AML other m 2022-01-31T12:31:18.27
IV.IVPL.HNE. ML:2.8 0.00117 0.36 AML other m 2022-01-31T12:31:19.19
MN.CEL.HNN. ML:2.2 0.000203 0.62 AML other m 2022-01-31T12:31:20.17
MN.CEL.HHN. ML:2.3 0.0002185 0.66 AML other m 2022-01-31T12:31:20.16
MN.CEL.HHE. ML:2.1 0.00014250000000000002 1.04 AML other m 2022-01-31T12:31:20.16
MN.CEL.HNE. ML:2.2 0.00018099999999999998 0.72 AML other m 2022-01-31T12:31:20.69
IV.MTTG.HHN. ML:2.2 0.00029749999999999997 0.52 AML other m 2022-01-31T12:31:20.71
IV.PLAC.HHE. ML:2.3 0.0001205 0.62 AML other m 2022-01-31T12:31:41.26
IV.PLAC.HNE. ML:2.4 0.00013350000000000002 0.62 AML other m 2022-01-31T12:31:41.58
IV.PLAC.HHN. ML:2.2 0.0000835 0.58 AML other m 2022-01-31T12:31:41.68
IV.PLAC.HNN. ML:2.2 0.0001008 0.48 AML other m 2022-01-31T12:31:41.99
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