Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 02-08-2020 and time 20:45:36 (Italy) in region 7 km W Milo (CT)

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

  • 02-08-2020 18:45:36 (UTC)
  • 02-08-2020 20:45:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7480, 15.0390 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 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
Piedimonte Etneo CT 14 3963 66682
Linguaglossa CT 14 5403 72085
Pedara CT 15 14102 86187
Riposto CT 15 14838 101025
Nicolosi CT 15 7463 108488
Trecastagni CT 15 10910 119398
Ragalna CT 16 3924 123322
Fiumefreddo di Sicilia CT 16 9623 132945
Viagrande CT 16 8563 141508
Randazzo CT 17 10900 152408
Castiglione di Sicilia CT 17 3215 155623
Moio Alcantara ME 17 717 156340
Aci Sant'Antonio CT 17 17984 174324
Aci Bonaccorsi CT 18 3524 177848
Maletto CT 18 3920 181768
Belpasso CT 18 28108 209876
Aci Catena CT 18 29851 239727
Bronte CT 19 19172 258899
Acireale CT 19 52622 311521
Calatabiano CT 19 5308 316829
Biancavilla CT 19 24007 340836
Malvagna ME 19 733 341569
Francavilla di Sicilia ME 19 3945 345514
Tremestieri Etneo CT 19 20589 366103
Mascalucia CT 19 31958 398061
San Pietro Clarenza CT 19 7743 405804
San Giovanni la Punta CT 20 23060 428864
Santa Maria di Licodia CT 20 7641 436505
Santa Domenica Vittoria ME 20 980 437485

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km SW of Messina (238439 inhabitants)
80 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 2020-08-02
18:45:36		 37.7478 15.0392 8 2020-11-19
12:37:03		 Bollettino Sismico Italiano INGV 83589641
Reviewed
Rev200 		ML 1.8 2020-08-02
18:45:35		 37.746 15.028 4 2020-10-07
14:54:53		 Sala Operativa INGV_OE (Catania) 81588261
Reviewed
Rev200 		ML 1.8 2020-08-02
18:45:35		 37.747 15.037 4 2020-10-07
14:54:30		 Sala Operativa INGV_OE (Catania) 81588181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-02 18:45:36 ± 0.11
Latitude 37.7478 ± 0.0054
Longitude 15.0392 ± 0.0080
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 83589641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 760
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 289
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.65740
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 83589641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-07 14:50:49

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 81588261
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-08-02 18:55:12

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 81588181
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-08-02 18:51:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MEU.EHZ. 2020-08-02T18:45:48.58 0.3 undecidable manual P 195 72.9714 50 -0.71 55
IV.SSY.HHZ. 2020-08-02T18:45:48.56 0.3 undecidable manual P 177 65.5899 50 0.42 62
IV.GALF.HHZ. 2020-08-02T18:45:45.36 0.3 undecidable manual P 264 41.625 50 0.89 54
IV.HLNI.HHZ. 2020-08-02T18:45:44.49 0.3 undecidable manual P 198 46.7199 50 -0.74 57
IV.MUCR.HHZ. 2020-08-02T18:45:43.57 0.1 positive manual P 336 35.8419 50 0.01 95
IV.ECTS.HHZ. 2020-08-02T18:45:42.83 0.6 undecidable manual S 26 16.4724 116 0.24 47
IV.ECHR.HHE. 2020-08-02T18:45:42.20 0.6 undecidable manual S 238 12.9759 122 0.68 42
IV.NOV.HHZ. 2020-08-02T18:45:42.76 0.1 positive manual P 15 32.2455 104 -0.12 94
IV.AIO.HHZ. 2020-08-02T18:45:42.32 0.3 undecidable manual P 34 30.0477 105 -0.13 70
IV.ENIC.HNZ. 2020-08-02T18:45:41.63 0.6 undecidable manual S 187 12.9759 122 0.11 49
IV.EVRN.HNZ. 2020-08-02T18:45:41.86 0.6 undecidable manual S 128 10.6782 127 1.01 36
IV.EMSG.HHZ. 2020-08-02T18:45:41.83 0.6 undecidable manual S 316 11.2776 125 0.81 39
IV.EPIT.HHN. 2020-08-02T18:45:40.49 0.6 undecidable manual S 12 7.1928 138 0.54 44
IV.ESML.HHZ. 2020-08-02T18:45:40.82 0.3 undecidable manual P 224 20.0688 112 0.26 70
IV.EPZF.HHZ. 2020-08-02T18:45:40.38 0.3 undecidable manual P 298 18.0708 114 0.2 71
IV.EPOZ.HHZ. 2020-08-02T18:45:40.19 0.1 undecidable manual P 123 15.5733 117 0.45 90
IV.EMCN.HNZ. 2020-08-02T18:45:39.38 0.6 undecidable manual S 354 4.7952 149 -0.08 50
IV.EMSG.HHZ. 2020-08-02T18:45:39.09 0.1 negative manual P 316 11.2776 125 0.1 97
IV.ESLN.HHZ. 2020-08-02T18:45:39.86 0.6 undecidable manual S 223 8.2806 134 -0.36 46
IV.ENIC.HNZ. 2020-08-02T18:45:39.10 0.1 undecidable manual P 187 12.9759 122 -0.18 96
IV.ECTS.HHZ. 2020-08-02T18:45:39.70 0.1 undecidable manual P 26 16.4724 116 -0.2 95
IV.ECHR.HHE. 2020-08-02T18:45:39.55 0.1 undecidable manual P 238 12.9759 122 0.26 94
IV.ECBD.HHN. 2020-08-02T18:45:39.85 0.6 undecidable manual S 49 5.4945 145 0.26 48
IV.EPIT.HHN. 2020-08-02T18:45:38.39 0.1 undecidable manual P 12 7.1928 138 0.01 100
IV.ECNE.HHN. 2020-08-02T18:45:38.71 0.6 undecidable manual S 301 3.7962 155 -0.58 44
IV.ESLN.HHZ. 2020-08-02T18:45:38.25 0.1 positive manual P 223 8.2806 134 -0.28 94
IV.EVRN.HNZ. 2020-08-02T18:45:38.79 0.1 undecidable manual P 128 10.6782 127 -0.11 97
IV.ECBD.HHN. 2020-08-02T18:45:37.89 0.1 undecidable manual P 49 5.4945 145 -0.28 95
IV.ECPN.HHZ. 2020-08-02T18:45:37.93 0.3 undecidable manual P 264 4.5954 150 -0.15 73
IV.EMCN.HNZ. 2020-08-02T18:45:37.86 0.1 undecidable manual P 354 4.7952 149 -0.24 96
IV.ECNE.HHN. 2020-08-02T18:45:36.96 0.3 undecidable manual P 301 3.7962 155 -1.04 54
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESLN.HHN. ML:2.3 0.00298 0.2 AML other m 2020-08-02T18:45:40.11
IV.ESLN.HHE. ML:2.4 0.004175 1.48 AML other m 2020-08-02T18:45:40.11
IV.EPOZ.HNN. ML:1.9 0.0008545 0.54 AML other m 2020-08-02T18:45:41.49
IV.EPOZ.HHN. ML:2.0 0.001073 0.82 AML other m 2020-08-02T18:45:41.49
IV.EMSG.HHE. ML:2.4 0.003625 0.26 AML other m 2020-08-02T18:45:42.36
IV.EVRN.HHE. ML:2.3 0.00253 1.08 AML other m 2020-08-02T18:45:42.61
IV.ENIC.HHE. ML:2.4 0.00281 0.42 AML other m 2020-08-02T18:45:43.92
IV.ENIC.HNE. ML:2.4 0.0027199999999999998 1.76 AML other m 2020-08-02T18:45:43.93
IV.ECTS.HHE. ML:1.9 0.000798 1 AML other m 2020-08-02T18:45:44.37
IV.EMSG.HHN. ML:2.4 0.0036100000000000004 0.44 AML other m 2020-08-02T18:45:44.74
IV.EVRN.HNE. ML:2.3 0.002545 0.96 AML other m 2020-08-02T18:45:44.06
IV.EPOZ.HHE. ML:2.0 0.0010205 0.86 AML other m 2020-08-02T18:45:45.00
IV.EPOZ.HNE. ML:2.0 0.0009830000000000001 0.86 AML other m 2020-08-02T18:45:45.01
IV.ECTS.HHN. ML:1.8 0.0006925 1.02 AML other m 2020-08-02T18:45:45.25
IV.EVRN.HNN. ML:2.3 0.0027800000000000004 0.7 AML other m 2020-08-02T18:45:46.04
IV.EVRN.HHN. ML:2.3 0.0026399999999999996 0.68 AML other m 2020-08-02T18:45:46.05
IV.ENIC.HNN. ML:2.4 0.0026349999999999998 0.18 AML other m 2020-08-02T18:45:46.34
IV.ENIC.HHN. ML:2.4 0.00275 0.2 AML other m 2020-08-02T18:45:46.43
IV.ESML.HHE. ML:1.9 0.000627 0.24 AML other m 2020-08-02T18:45:46.53
IV.EPZF.HHN. ML:1.9 0.0007865 0.82 AML other m 2020-08-02T18:45:47.23
IV.EPZF.HHE. ML:2.2 0.001335 0.48 AML other m 2020-08-02T18:45:47.35
IV.ESML.HHN. ML:1.8 0.00045850000000000003 1 AML other m 2020-08-02T18:45:48.07
IV.AIO.HHN. ML:1.7 0.0002665 0.22 AML other m 2020-08-02T18:45:49.81
IV.MUCR.HHE. ML:2.0 0.000389 1.5 AML other m 2020-08-02T18:45:50.99
IV.NOV.HHN. ML:2.2 0.0007055 0.7 AML other m 2020-08-02T18:45:50.49
IV.NOV.HHE. ML:2.2 0.0008175 0.4 AML other m 2020-08-02T18:45:51.74
IV.AIO.HHE. ML:1.8 0.000275 0.32 AML other m 2020-08-02T18:45:51.98
IV.MUCR.HHN. ML:1.9 0.0003035 0.46 AML other m 2020-08-02T18:45:52.29
IV.HLNI.HHN. ML:1.2 0.000043249999999999994 0.88 AML other m 2020-08-02T18:45:54.34
IV.HLNI.HHE. ML:1.2 0.000044200000000000004 1.12 AML other m 2020-08-02T18:45:58.71
IV.MEU.EHN. ML:1.7 0.00008655 1.18 AML other m 2020-08-02T18:46:02.17
IV.MEU.EHE. ML:1.6 0.0000724 0.42 AML other m 2020-08-02T18:46:14.48
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