Earthquake with magnitude of ML 2.0 on date 31-01-2021 and time 19:27:15 (Italy) in region 11 km W Milo (CT)

A magnitude ML 2.0 earthquake occured in region: 11 km W Milo (CT), on

  • 31-01-2021 18:27:15 (UTC)
  • 31-01-2021 19:27:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.754, 15.003 at 1 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 11 1087 1087
Zafferana Etnea CT 11 9517 10604
Sant'Alfio CT 13 1582 12186
Santa Venerina CT 14 8592 20778
Maletto CT 15 3920 24698
Randazzo CT 15 10900 35598
Ragalna CT 15 3924 39522
Bronte CT 15 19172 58694
Nicolosi CT 16 7463 66157
Linguaglossa CT 16 5403 71560
Pedara CT 16 14102 85662
Giarre CT 16 27659 113321
Piedimonte Etneo CT 17 3963 117284
Trecastagni CT 17 10910 128194
Moio Alcantara ME 17 717 128911
Mascali CT 17 14282 143193
Biancavilla CT 17 24007 167200
Riposto CT 18 14838 182038
Castiglione di Sicilia CT 18 3215 185253
Viagrande CT 18 8563 193816
Adrano CT 18 36122 229938
Belpasso CT 18 28108 258046
Santa Maria di Licodia CT 18 7641 265687
Santa Domenica Vittoria ME 18 980 266667
Fiumefreddo di Sicilia CT 19 9623 276290
Malvagna ME 19 733 277023
Aci Sant'Antonio CT 20 17984 295007
Aci Bonaccorsi CT 20 3524 298531
Roccella Valdemone ME 20 666 299197

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Acireale (52622 inhabitants)
29 Km N of Catania (314555 inhabitants)
69 Km SW of Reggio di Calabria (183035 inhabitants)
69 Km SW of Messina (238439 inhabitants)
81 Km NW of Siracusa (122291 inhabitants)
88 Km E of Caltanissetta (63360 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
98 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 2.0 2021-01-31
18:27:15
37.754 15.0027 1 2021-07-12
16:55:04
Bollettino Sismico Italiano INGV 88589591
Reviewed
Rev200
ML 1.9 2021-01-31
18:27:14
37.754 15.008 1 2021-03-29
14:31:34
Sala Operativa INGV_OE (Catania) 86740811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-31 18:27:15 ± 0.06
Latitude 37.7540 ± 0.0027
Longitude 15.0027 ± 0.0045
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88589591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 380
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 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.01169
Epicentral distance of station farthest from the epicenter (degree) 0.34714
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2

Field Value
Value 2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 88589591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-29 14:31:13

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 86740811
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-01-31 18:32:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.GALF.HHZ. 2021-01-31T18:27:24.39 0.6 undecidable manual P 263 0.3471 92 0.93 36
IV.ESML.HHZ. 2021-01-31T18:27:23.18 0.6 undecidable manual S 216 0.1673 93 1 36
IV.AIO.HHZ. 2021-01-31T18:27:22.00 0.3 undecidable manual P 40 0.2833 92 -0.04 73
IV.MUCR.HHZ. 2021-01-31T18:27:22.50 0.3 undecidable manual P 341 0.3058 92 -0.05 72
IV.ECTS.HHZ. 2021-01-31T18:27:22.59 0.6 undecidable manual S 36 0.1583 94 0.75 41
IV.ESML.HHZ. 2021-01-31T18:27:20.23 0.3 undecidable manual P 216 0.1673 93 0.77 60
IV.ENIC.HHZ. 2021-01-31T18:27:20.69 0.6 undecidable manual S 173 0.1232 95 0.18 48
IV.EVRN.HHZ. 2021-01-31T18:27:20.73 0.6 undecidable manual S 122 0.1232 95 0.22 48
IV.ESCV.HHN. 2021-01-31T18:27:19.32 0.3 undecidable manual P 267 0.1484 94 0.28 71
IV.ECTS.HHZ. 2021-01-31T18:27:19.24 0.3 undecidable manual P 36 0.1583 94 -0.02 74
IV.EMSG.HHZ. 2021-01-31T18:27:19.77 0.6 undecidable manual S 328 0.0782 97 0.98 37
IV.EFIU.HHE. 2021-01-31T18:27:19.73 0.1 undecidable manual P 78 0.1682 93 0.25 95
IV.EPIT.HHN. 2021-01-31T18:27:19.12 0.6 undecidable manual S 37 0.071 98 0.6 44
IV.EPOZ.HHZ. 2021-01-31T18:27:19.80 0.3 undecidable manual P 119 0.1682 93 0.31 70
IV.EVRN.HHZ. 2021-01-31T18:27:18.20 0.3 undecidable manual P 122 0.1232 95 -0.29 71
IV.ECBD.HHN. 2021-01-31T18:27:18.90 0.6 undecidable manual S 68 0.071 98 0.39 47
IV.ESLN.HHZ. 2021-01-31T18:27:18.41 0.6 undecidable manual S 200 0.0648 99 0.16 49
IV.EPZF.HHZ. 2021-01-31T18:27:18.74 0.3 undecidable manual P 301 0.1349 94 0.01 75
IV.ESPC.HHN. 2021-01-31T18:27:18.16 0.6 undecidable manual S 162 0.0648 99 -0.09 50
IV.ESAL.HHE. 2021-01-31T18:27:18.23 0.3 undecidable manual P 89 0.1043 96 0.16 73
IV.EMFO.HHE. 2021-01-31T18:27:18.63 0.6 undecidable manual S 105 0.0719 98 0.11 50
IV.ENIC.HHZ. 2021-01-31T18:27:18.25 0.3 undecidable manual P 173 0.1232 95 -0.24 72
IV.EPIT.HHN. 2021-01-31T18:27:17.17 0.1 undecidable manual P 37 0.071 98 -0.17 98
IV.ECZM.HHN. 2021-01-31T18:27:17.49 0.1 undecidable manual P 254 0.0809 97 -0.06 100
IV.EMPL.HHZ. 2021-01-31T18:27:17.33 0.3 undecidable manual P 199 0.0791 97 -0.18 73
IV.ESVO.HHE. 2021-01-31T18:27:17.01 0.6 undecidable manual S 293 0.0477 102 -0.61 44
IV.ECBD.HHN. 2021-01-31T18:27:17.10 0.1 undecidable manual P 68 0.071 98 -0.23 97
IV.EMFS.HHE. 2021-01-31T18:27:17.51 0.6 undecidable manual S 186 0.0342 106 0.38 47
IV.EMSG.HHZ. 2021-01-31T18:27:17.57 0.1 positive manual P 328 0.0782 97 0.07 100
IV.EMCN.HHZ. 2021-01-31T18:27:17.52 0.6 undecidable manual S 33 0.0441 103 0.03 51
IV.EMFS.HHE. 2021-01-31T18:27:16.37 0.1 undecidable manual P 186 0.0342 106 -0.17 99
IV.EMFO.HHE. 2021-01-31T18:27:16.96 0.1 undecidable manual P 105 0.0719 98 -0.38 94
IV.ECNE.HHN. 2021-01-31T18:27:16.47 0.6 undecidable manual S 357 0.0117 132 0.15 50
IV.EMCN.HHZ. 2021-01-31T18:27:16.40 0.1 positive manual P 33 0.0441 103 -0.35 95
IV.ESLN.HHZ. 2021-01-31T18:27:16.92 0.1 undecidable manual P 200 0.0648 99 -0.26 96
IV.ESPC.HHN. 2021-01-31T18:27:16.91 0.1 undecidable manual P 162 0.0648 99 -0.28 96
IV.EMNR.HHZ. 2021-01-31T18:27:16.93 0.1 undecidable manual P 16 0.0657 99 -0.28 96
IV.ESVO.HHE. 2021-01-31T18:27:16.41 0.1 undecidable manual P 293 0.0477 102 -0.42 93
IV.ECPN.HHZ. 2021-01-31T18:27:15.93 0.1 undecidable manual P 231 0.0162 122 -0.23 98
IV.ECNE.HHN. 2021-01-31T18:27:15.85 0.1 undecidable manual P 357 0.0117 132 -0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:0 0.00686 0.44 AML other m 2021-01-31T18:27:20.79
IV.EVRN.HHE. ML:2.1 0.00157 1.54 AML other m 2021-01-31T18:27:20.13
IV.EMSG.HHE. ML:0 0.00731 0.3 AML other m 2021-01-31T18:27:21.37
IV.EVRN.HNN. ML:2.1 0.00162 0.64 AML other m 2021-01-31T18:27:24.88
IV.ECTS.HHE. ML:1.7 0.0005195 0.32 AML other m 2021-01-31T18:27:25.34
IV.EVRN.HHN. ML:2.1 0.0016 0.94 AML other m 2021-01-31T18:27:25.66
IV.ECTS.HHN. ML:1.8 0.0007015 1.4 AML other m 2021-01-31T18:27:26.86
IV.EPZF.HHN. ML:2.1 0.001545 0.62 AML other m 2021-01-31T18:27:26.51
IV.EVRN.HNE. ML:2.1 0.00176 0.46 AML other m 2021-01-31T18:27:26.57
IV.EPZF.HHE. ML:2.1 0.00152 0.4 AML other m 2021-01-31T18:27:27.78
IV.GALF.HHE. ML:2.1 0.00049 0.5 AML other m 2021-01-31T18:27:30.27
IV.ESML.HHN. ML:1.9 0.000794 1.5 AML other m 2021-01-31T18:27:30.21
IV.ESML.HHE. ML:1.9 0.000704 0.52 AML other m 2021-01-31T18:27:33.44
IV.MUCR.HHN. ML:1.6 0.00016 1.2 AML other m 2021-01-31T18:27:33.18
IV.MUCR.HHE. ML:1.6 0.000156 0.9 AML other m 2021-01-31T18:27:39.76
IV.GALF.HHN. ML:2.2 0.0006825 0.64 AML other m 2021-01-31T18:27:45.36
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