Earthquake with magnitude of ML 2.1 on date 20-11-2018 and time 06:09:19 (Italy) in region 9 km NE Biancavilla (CT)

A magnitude ML 2.1 earthquake occured in region: 9 km NE Biancavilla (CT), on

  • 20-11-2018 05:09:19 (UTC)
  • 20-11-2018 06:09:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7200, 14.9120 at 28 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 9 24007 24007
Adrano CT 9 36122 60129
Ragalna CT 10 3924 64053
Bronte CT 10 19172 83225
Santa Maria di Licodia CT 12 7641 90866
Maletto CT 13 3920 94786
Belpasso CT 15 28108 122894
Nicolosi CT 15 7463 130357
PaternĂ² CT 16 48228 178585
Zafferana Etnea CT 17 9517 188102
Pedara CT 17 14102 202204
Randazzo CT 18 10900 213104
Milo CT 18 1087 214191
Maniace CT 18 3765 217956
Centuripe EN 19 5470 223426
Trecastagni CT 19 10910 234336
Camporotondo Etneo CT 19 5023 239359
San Pietro Clarenza CT 19 7743 247102

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NW of Acireale (52622 inhabitants)
29 Km NW of Catania (314555 inhabitants)
77 Km SW of Messina (238439 inhabitants)
78 Km SW of Reggio di Calabria (183035 inhabitants)
79 Km E of Caltanissetta (63360 inhabitants)
81 Km NW of Siracusa (122291 inhabitants)
90 Km N of Ragusa (73313 inhabitants)
92 Km NE of Vittoria (63339 inhabitants)
93 Km NE of Gela (75827 inhabitants)
97 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 2.1 2018-11-20
05:09:19
37.7195 14.912 29 2019-06-04
09:16:17
Bollettino Sismico Italiano INGV 68506521
Reviewed
Rev100
ML 2.2 2018-11-20
05:09:19
37.7193 14.9002 30 2018-11-20
05:18:59
Sala Sismica INGV-Roma 63222501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-20 05:09:19 ± 0.19
Latitude 37.7195 ± 0.0063
Longitude 14.9120 ± 0.0091
Depth (km) 29 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68506521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 796
Semi-minor axis of confidence ellipse (meter) 479
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.93619
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 68506521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-13 11:04:27

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 63222501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-20 05:18:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2018-11-20T05:09:50.31 0.6 undecidable manual S 199 103.9182 101 0.35 42
IV.SSY.HHZ. 2018-11-20T05:09:40.14 0.6 undecidable manual S 167 63.8916 108 0.52 43
IV.AGST.EHZ. 2018-11-20T05:09:38.46 0.6 undecidable manual S 152 58.3971 110 0.24 47
IV.CROCE.HHZ. 2018-11-20T05:09:36.52 0.3 undecidable manual P 199 103.9182 101 -0.5 61
IV.HAGA.HHZ. 2018-11-20T05:09:36.95 0.6 undecidable manual S 156 52.7028 113 0.12 48
IV.HLNI.HHZ. 2018-11-20T05:09:34.05 0.6 undecidable manual S 185 41.3253 119 -0.03 51
IV.AIO.HHZ. 2018-11-20T05:09:34.33 0.6 undecidable manual S 45 39.627 120 0.64 43
IV.HMDC.HHZ. 2018-11-20T05:09:34.48 0.6 undecidable manual P 188 85.1481 103 0.29 44
IV.MUCR.HHE. 2018-11-20T05:09:33.09 0.6 undecidable manual S 355 36.0417 123 0.22 49
IV.GALF.HHZ. 2018-11-20T05:09:32.43 0.6 undecidable manual S 268 30.3474 128 0.79 42
IV.SSY.HHZ. 2018-11-20T05:09:31.03 0.3 undecidable manual P 167 63.8916 108 -0.02 73
IV.AGST.EHZ. 2018-11-20T05:09:30.09 0.3 undecidable manual P 152 58.3971 110 -0.15 72
IV.ESML.HHZ. 2018-11-20T05:09:29.33 0.6 undecidable manual S 194 11.5773 156 0.84 42
IV.HAGA.HHZ. 2018-11-20T05:09:29.32 0.3 undecidable manual P 156 52.7028 113 -0.11 73
IV.EVRN.HNN. 2018-11-20T05:09:28.95 0.6 undecidable manual S 100 19.869 141 -0.71 45
IV.EPZF.HHZ. 2018-11-20T05:09:28.71 0.6 undecidable manual S 337 12.5763 154 0.11 52
IV.ESLN.HHZ. 2018-11-20T05:09:27.77 0.6 undecidable manual S 118 6.1938 167 -0.25 52
IV.HLNI.HHZ. 2018-11-20T05:09:27.65 0.1 negative manual P 185 41.3253 119 -0.2 98
IV.AIO.HHZ. 2018-11-20T05:09:27.94 0.1 positive manual P 45 39.627 120 0.32 95
IV.GALF.HHZ. 2018-11-20T05:09:26.29 0.1 negative manual P 268 30.3474 128 -0.15 100
IV.EPOZ.HHZ. 2018-11-20T05:09:26.26 0.1 undecidable manual P 102 24.8529 135 0.46 95
IV.MUCR.HHE. 2018-11-20T05:09:26.92 0.3 undecidable manual P 355 36.0417 123 -0.23 73
IV.EPZF.HHZ. 2018-11-20T05:09:24.12 0.1 undecidable manual P 337 12.5763 154 -0.57 94
IV.ESML.HHZ. 2018-11-20T05:09:24.78 0.3 undecidable manual P 194 11.5773 156 0.16 78
IV.ESLN.HHZ. 2018-11-20T05:09:24.00 0.3 undecidable manual P 118 6.1938 167 -0.35 76
IV.EVRN.HNN. 2018-11-20T05:09:24.80 0.3 undecidable manual P 100 19.869 141 -0.5 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHE. ML:2.7 0.002675 0.44 AML other m 2018-11-20T05:09:29.42
IV.ESML.HHN. ML:2.2 0.000753 1.48 AML other m 2018-11-20T05:09:33.00
IV.ESML.HHE. ML:2.0 0.0005545 0.22 AML other m 2018-11-20T05:09:33.96
IV.GALF.HHE. ML:2.0 0.0003285 1.36 AML other m 2018-11-20T05:09:34.26
IV.HLNI.HHN. ML:2.0 0.00027550000000000003 0.34 AML other m 2018-11-20T05:09:34.66
IV.AIO.HHE. ML:2.2 0.0004805 0.34 AML other m 2018-11-20T05:09:34.68
IV.HLNI.HHE. ML:1.9 0.00020800000000000001 0.68 AML other m 2018-11-20T05:09:35.44
IV.AIO.HHN. ML:1.9 0.0002405 0.5 AML other m 2018-11-20T05:09:35.99
IV.GALF.HHN. ML:1.9 0.000264 0.46 AML other m 2018-11-20T05:09:39.01
IV.SSY.HHE. ML:2.6 0.0006895 0.8 AML other m 2018-11-20T05:09:41.28
IV.SSY.HHN. ML:2.8 0.0009675 1.58 AML other m 2018-11-20T05:09:43.18
IV.HMDC.HHE. ML:2.4 0.0003195 0.62 AML other m 2018-11-20T05:09:46.89
IV.EPZF.HHN. ML:2.2 0.0008709667000000001 0.4192 AML other m 2018-11-20T05:09:30.23
IV.HAGA.HHE. ML:1.8 0.0001505027 0.24 AML other m 2018-11-20T05:09:37.23
IV.HAGA.HHN. ML:1.8 0.000148039745 0.3424 AML other m 2018-11-20T05:09:39.72
IV.AGST.EHE. ML:2.1 0.00022606525 0.1184 AML other m 2018-11-20T05:09:41.03
IV.AGST.EHN. ML:2.0 0.00021245971499999998 0.2784 AML other m 2018-11-20T05:09:39.41
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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