Earthquake with magnitude of ML 2.3 on date 20-11-2018 and time 06:00:30 (Italy) in region 8 km NE Biancavilla (CT)

A magnitude ML 2.3 earthquake occured in region: 8 km NE Biancavilla (CT), on

  • 20-11-2018 05:00:30 (UTC)
  • 20-11-2018 06:00:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7080, 14.9150 at 25 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
Biancavilla CT 8 24007 24007
Adrano CT 9 36122 60129
Ragalna CT 9 3924 64053
Santa Maria di Licodia CT 10 7641 71694
Bronte CT 12 19172 90866
Belpasso CT 14 28108 118974
Maletto CT 14 3920 122894
Nicolosi CT 14 7463 130357
PaternĂ² CT 15 48228 178585
Pedara CT 16 14102 192687
Zafferana Etnea CT 17 9517 202204
Camporotondo Etneo CT 18 5023 207227
Trecastagni CT 18 10910 218137
San Pietro Clarenza CT 18 7743 225880
Milo CT 18 1087 226967
Centuripe EN 18 5470 232437
Randazzo CT 19 10900 243337
Viagrande CT 19 8563 251900
Mascalucia CT 19 31958 283858
Maniace CT 20 3765 287623
Santa Venerina CT 20 8592 296215

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Acireale (52622 inhabitants)
27 Km NW of Catania (314555 inhabitants)
78 Km SW of Reggio di Calabria (183035 inhabitants)
78 Km SW of Messina (238439 inhabitants)
79 Km E of Caltanissetta (63360 inhabitants)
79 Km NW of Siracusa (122291 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
91 Km NE of Vittoria (63339 inhabitants)
92 Km NE of Gela (75827 inhabitants)
95 Km N of Modica (54633 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 2018-11-20
05:00:30
37.7083 14.9152 25 2019-06-04
09:16:11
Bollettino Sismico Italiano INGV 66301501
Reviewed
Rev100
ML 2.3 2018-11-20
05:00:30
37.7143 14.9352 24 2018-11-20
05:11:35
Sala Sismica INGV-Roma 63222271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-20 05:00:30 ± 0.17
Latitude 37.7083 ± 0.0072
Longitude 14.9152 ± 0.0125
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 66301501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1079
Semi-minor axis of confidence ellipse (meter) 316
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94789
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 66301501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-08 17:00:44

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 63222271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-20 05:11:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTGR.HHZ. 2018-11-20T05:01:18.79 3.0 undecidable manual Sn -0.86 0
IV.HMDC.HHZ. 2018-11-20T05:00:56.20 0.3 undecidable manual S 188 83.9493 101 0.88 54
IV.SSY.HHZ. 2018-11-20T05:00:50.40 0.1 undecidable manual S 167 62.6928 105 0.62 83
MN.CEL.HHZ. 2018-11-20T05:00:48.19 0.1 undecidable manual P 54 105.2169 98 0.28 84
IV.AGST.EHZ. 2018-11-20T05:00:48.50 0.3 undecidable manual S 151 57.0984 107 0.14 71
IV.HAGA.HHZ. 2018-11-20T05:00:47.20 0.3 undecidable manual S 156 51.5151 109 0.28 70
IV.HMDC.HHZ. 2018-11-20T05:00:44.23 0.3 undecidable manual P 188 83.9493 101 -0.44 64
IV.PLLN.EHZ. 2018-11-20T05:00:44.07 0.3 undecidable manual P 295 74.6697 102 0.81 57
IV.AIO.HHZ. 2018-11-20T05:00:44.60 0.1 undecidable manual S 44 40.3263 115 0.45 92
IV.HLNI.HHZ. 2018-11-20T05:00:44.20 0.3 undecidable manual S 185 40.1265 115 0.1 75
IV.RAFF.HHZ. 2018-11-20T05:00:43.09 0.1 negative manual P 222 72.5718 103 0.13 93
IV.GALF.HHZ. 2018-11-20T05:00:42.60 0.6 undecidable manual S 271 30.6471 122 0.73 43
IV.SSY.HHZ. 2018-11-20T05:00:41.30 0.1 negative manual P 167 62.6928 105 -0.17 94
IV.AGST.EHZ. 2018-11-20T05:00:40.25 0.1 negative manual P 151 57.0984 107 -0.41 91
IV.HAGA.HHZ. 2018-11-20T05:00:39.53 0.1 positive manual P 156 51.5151 109 -0.29 94
IV.EPZF.HHZ. 2018-11-20T05:00:39.00 0.1 undecidable manual S 338 13.7751 147 0.37 100
IV.ESLN.HHZ. 2018-11-20T05:00:38.00 0.6 undecidable manual S 108 5.4945 166 0.26 52
IV.AIO.HHZ. 2018-11-20T05:00:38.11 0.1 positive manual P 44 40.3263 115 -0.11 99
IV.HLNI.HHZ. 2018-11-20T05:00:37.81 0.1 negative manual P 185 40.1265 115 -0.38 94
IV.GALF.HHZ. 2018-11-20T05:00:36.49 0.1 negative manual P 271 30.6471 122 -0.41 94
IV.ESLN.HHZ. 2018-11-20T05:00:34.08 0.1 positive manual P 108 5.4945 166 -0.44 98
IV.ESML.HHZ. 2018-11-20T05:00:34.49 0.1 undecidable manual P 197 10.4784 154 -0.29 100
IV.EPZF.HHZ. 2018-11-20T05:00:34.28 0.1 positive manual P 338 13.7751 147 -0.76 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESLN.HHN. ML:0.0 0.0013767688499999999 0.24 AML other m 2018-11-20T05:00:38.40
IV.EPZF.HHE. ML:0.0 0.003874614 0.6368 AML other m 2018-11-20T05:00:39.64
IV.EPZF.HHN. ML:0.0 0.0014103106 0.1984 AML other m 2018-11-20T05:00:39.95
IV.ESLN.HHE. ML:0.0 0.001417547 0.4 AML other m 2018-11-20T05:00:39.84
IV.ESML.HHE. ML:0.0 0.0009790356999999999 0.1824 AML other m 2018-11-20T05:00:40.65
IV.ESML.HHN. ML:0.0 0.0009052218000000001 0.5408 AML other m 2018-11-20T05:00:44.22
IV.GALF.HHN. ML:0.0 0.00037585155000000004 0.2592 AML other m 2018-11-20T05:00:43.88
IV.GALF.HHE. ML:0.0 0.0005655 0.42 AML other m 2018-11-20T05:00:44.48
IV.HLNI.HHN. ML:0.0 0.00039960215 0.1792 AML other m 2018-11-20T05:00:44.99
IV.AIO.HHE. ML:0.0 0.00077848845 0.3584 AML other m 2018-11-20T05:00:45.06
IV.HLNI.HHE. ML:0.0 0.0003602767 0.2592 AML other m 2018-11-20T05:00:45.34
IV.AIO.HHN. ML:0.0 0.00038154025 0.2176 AML other m 2018-11-20T05:00:46.20
IV.AGST.EHN. ML:0.0 0.0006129999999999999 0.92 AML other m 2018-11-20T05:00:49.64
IV.HAGA.HHE. ML:0.0 0.00022216155 0.24 AML other m 2018-11-20T05:00:47.46
IV.HAGA.HHN. ML:0.0 0.0003075 0.42 AML other m 2018-11-20T05:00:49.94
IV.SSY.HHE. ML:0.0 0.0008665972500000001 0.16 AML other m 2018-11-20T05:00:50.49
IV.AGST.EHE. ML:0.0 0.00051258095 0.2432 AML other m 2018-11-20T05:00:52.35
IV.SSY.HHN. ML:0.0 0.002250883 0.1376 AML other m 2018-11-20T05:00:53.50
IV.HMDC.HHE. ML:0.0 0.0005254664 0.2816 AML other m 2018-11-20T05:00:57.27
IV.HMDC.HHN. ML:0.0 0.000348 0.76 AML other m 2018-11-20T05:00:57.63
IV.PLLN.EHN. ML:2.4 0.00034599999999999995 1.08 AML other m 2018-11-20T05:01:00.86
IV.PLLN.EHE. ML:2.2 0.00022349999999999998 0.42 AML other m 2018-11-20T05:01:05.54
IV.GALF.HNE. ML:1.7 0.00016834532000000002 0.7008 AML other m 2018-11-20T05:00:46.28
IV.GALF.HNN. ML:1.6 0.00015608539999999998 0.4512 AML other m 2018-11-20T05:00:47.46
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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