Earthquake with magnitude of ML 2.1 on date 30-01-2021 and time 12:05:00 (Italy) in region 7 km W Milo (CT)

A magnitude ML 2.1 earthquake occured in region: 7 km W Milo (CT), on

  • 30-01-2021 11:05:00 (UTC)
  • 30-01-2021 12:05:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.743, 15.041 at 5 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.

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 7 1087 1087
Zafferana Etnea CT 8 9517 10604
Sant'Alfio CT 9 1582 12186
Santa Venerina CT 11 8592 20778
Giarre CT 13 27659 48437
Mascali CT 14 14282 62719
Pedara CT 14 14102 76821
Piedimonte Etneo CT 14 3963 80784
Nicolosi CT 14 7463 88247
Linguaglossa CT 14 5403 93650
Trecastagni CT 14 10910 104560
Riposto CT 14 14838 119398
Ragalna CT 15 3924 123322
Viagrande CT 15 8563 131885
Fiumefreddo di Sicilia CT 16 9623 141508
Aci Sant'Antonio CT 17 17984 159492
Aci Bonaccorsi CT 17 3524 163016
Castiglione di Sicilia CT 17 3215 166231
Randazzo CT 17 10900 177131
Moio Alcantara ME 18 717 177848
Belpasso CT 18 28108 205956
Aci Catena CT 18 29851 235807
Maletto CT 18 3920 239727
Acireale CT 18 52622 292349
Tremestieri Etneo CT 19 20589 312938
Biancavilla CT 19 24007 336945
Calatabiano CT 19 5308 342253
Mascalucia CT 19 31958 374211
San Pietro Clarenza CT 19 7743 381954
Bronte CT 19 19172 401126
San Giovanni la Punta CT 19 23060 424186
Santa Maria di Licodia CT 19 7641 431827
Francavilla di Sicilia ME 20 3945 435772
Valverde CT 20 7840 443612
Camporotondo Etneo CT 20 5023 448635
Malvagna ME 20 733 449368

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
79 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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 2.1 2021-01-30
11:05:00
37.7428 15.0407 5 2021-07-12
16:54:59
Bollettino Sismico Italiano INGV 87271401
Reviewed
Rev200
ML 1.7 2021-01-30
11:04:59
37.742 15.031 3 2021-03-08
15:46:15
Sala Operativa INGV_OE (Catania) 86713181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-30 11:05:00 ± 0.12
Latitude 37.7428 ± 0.0036
Longitude 15.0407 ± 0.0045
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87271401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 417
Semi-minor axis of confidence ellipse (meter) 130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 420
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.03957
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 87271401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-08 15:46:04

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 86713181
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-01-30 11:18:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EPZF.HHZ. 2021-01-30T11:05:08.04 0.6 undecidable manual S 299 0.1664 106 1.14 33
IV.MUCR.HHZ. 2021-01-30T11:05:07.33 0.6 undecidable manual P 336 0.3274 98 -0.26 45
IV.ECTS.HHZ. 2021-01-30T11:05:06.56 0.6 undecidable manual S 25 0.1529 108 0.15 48
IV.AIO.HHZ. 2021-01-30T11:05:06.41 0.6 undecidable manual P 34 0.2743 100 -0.01 48
IV.EPOZ.HHZ. 2021-01-30T11:05:04.15 0.3 undecidable manual P 121 0.1367 110 0.69 62
IV.EPZF.HHZ. 2021-01-30T11:05:04.06 0.3 undecidable manual P 299 0.1664 106 -0.02 73
IV.ESLN.HHZ. 2021-01-30T11:05:03.60 0.3 undecidable manual S 227 0.0719 124 0.03 75
IV.ECHR.HNZ. 2021-01-30T11:05:03.28 0.3 undecidable manual P 241 0.116 113 0.26 70
IV.EMFS.HHE. 2021-01-30T11:05:03.00 0.1 undecidable manual S 236 0.0414 140 0.32 94
IV.ECTS.HHZ. 2021-01-30T11:05:03.51 0.3 undecidable manual P 25 0.1529 108 -0.28 70
IV.ESPC.HHN. 2021-01-30T11:05:03.00 0.1 undecidable manual S 192 0.0513 134 0.05 99
IV.ECZM.HHZ. 2021-01-30T11:05:03.04 0.1 undecidable manual P 264 0.1088 114 0.17 96
IV.EFIU.HHE. 2021-01-30T11:05:03.94 0.1 undecidable manual P 71 0.1421 109 0.38 91
IV.EVRN.HHZ. 2021-01-30T11:05:02.48 0.3 undecidable manual P 125 0.0926 118 -0.07 74
IV.EPIT.HHN. 2021-01-30T11:05:02.16 0.1 positive manual P 11 0.0692 125 0.04 99
IV.EMPL.HHZ. 2021-01-30T11:05:02.15 0.3 undecidable manual P 221 0.0845 120 -0.25 71
IV.ENIC.HNZ. 2021-01-30T11:05:02.82 0.1 undecidable manual P 188 0.1124 113 -0.13 97
IV.ESVO.HHZ. 2021-01-30T11:05:02.02 0.1 undecidable manual P 292 0.08 121 -0.29 94
IV.EMCN.HNZ. 2021-01-30T11:05:02.90 0.1 undecidable manual S 353 0.0486 135 0.02 100
IV.EMNR.HHZ. 2021-01-30T11:05:02.15 0.1 positive manual P 351 0.0746 123 -0.06 99
IV.EMSG.HHZ. 2021-01-30T11:05:02.75 0.1 undecidable manual P 317 0.1061 115 -0.07 98
IV.ESAL.HHE. 2021-01-30T11:05:02.45 0.1 undecidable manual P 81 0.0755 123 0.23 95
IV.EMFO.HHE. 2021-01-30T11:05:02.60 0.1 undecidable manual S 100 0.0396 141 -0.05 99
IV.ECBD.HHN. 2021-01-30T11:05:01.62 0.3 undecidable manual P 44 0.0522 133 -0.19 72
IV.ESLN.HHZ. 2021-01-30T11:05:01.89 0.1 negative manual P 227 0.0719 124 -0.27 95
IV.EMFS.HHE. 2021-01-30T11:05:01.54 0.1 negative manual P 236 0.0414 140 -0.1 98
IV.EMCN.HNZ. 2021-01-30T11:05:01.63 0.1 positive manual P 353 0.0486 135 -0.13 98
IV.ESPC.HHN. 2021-01-30T11:05:01.61 0.1 positive manual P 192 0.0513 134 -0.19 96
IV.EMFO.HHE. 2021-01-30T11:05:01.34 0.1 positive manual P 100 0.0396 141 -0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMCN.HHE. ML:0 0.0115 0.9 AML other m 2021-01-30T11:05:04.03
IV.EMCN.HNE. ML:0 0.0109 0.88 AML other m 2021-01-30T11:05:04.04
IV.EMCN.HHN. ML:0 0.010735 0.44 AML other m 2021-01-30T11:05:03.77
IV.EMCN.HNN. ML:0 0.010585 0.42 AML other m 2021-01-30T11:05:03.78
IV.ESLN.HHE. ML:0 0.002794324 0.6784 AML other m 2021-01-30T11:05:03.68
IV.ESLN.HHN. ML:0 0.00141047325 0.1216 AML other m 2021-01-30T11:05:04.08
IV.EVRN.HHN. ML:2 0.001785 0.68 AML other m 2021-01-30T11:05:06.48
IV.EVRN.HHE. ML:2 0.00167 0.48 AML other m 2021-01-30T11:05:06.55
IV.ENIC.HNN. ML:2.4 0.003075 0.68 AML other m 2021-01-30T11:05:06.79
IV.EVRN.HNE. ML:2 0.001605 1.26 AML other m 2021-01-30T11:05:08.80
IV.ENIC.HHN. ML:2.3 0.002885 1.84 AML other m 2021-01-30T11:05:10.03
IV.EVRN.HNN. ML:2 0.001815 0.18 AML other m 2021-01-30T11:05:10.23
IV.ENIC.HNE. ML:2.4 0.003285 0.48 AML other m 2021-01-30T11:05:11.24
IV.ENIC.HHE. ML:2.4 0.00297 0.16 AML other m 2021-01-30T11:05:11.24
IV.MUCR.HHE. ML:1.6 0.000141 1.5 AML other m 2021-01-30T11:05:13.89
IV.MUCR.HHN. ML:1.5 0.0001265 1.46 AML other m 2021-01-30T11:05:18.06
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