Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 06-10-2019 and time 16:16:34 (Italy) in region Costa Catanese (Catania)

A magnitude ML 1.9 earthquake occured in region: Costa Catanese (Catania), on

  • 06-10-2019 14:16:34 (UTC)
  • 06-10-2019 16:16:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.4760, 15.3090 at 19 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
Aci Castello CT 17 18723 18723
Acireale CT 20 52622 71345
Catania CT 20 314555 385900
Valverde CT 20 7840 393740

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SE of Acireale (52622 inhabitants)
20 Km E of Catania (314555 inhabitants)
46 Km N of Siracusa (122291 inhabitants)
76 Km SW of Reggio di Calabria (183035 inhabitants)
80 Km NE of Ragusa (73313 inhabitants)
83 Km S of Messina (238439 inhabitants)
84 Km NE of Modica (54633 inhabitants)
90 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 1.9 2019-10-06
14:16:34		 37.4762 15.3092 19 2020-02-28
16:42:00		 Bollettino Sismico Italiano INGV 73636901
Reviewed
Rev100 		ML 1.9 2019-10-06
14:16:33		 37.5253 15.2867 10 2019-10-06
14:30:07		 Sala Sismica INGV-Roma 73084931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-06 14:16:34 ± 0.17
Latitude 37.4762 ± 0.0081
Longitude 15.3092 ± 0.0170
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73636901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1289
Semi-minor axis of confidence ellipse (meter) 1052
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 278
Circular confidence region, given by single value of horizontal uncertainty (meter) 1290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.22663
Epicentral distance of station farthest from the epicenter (degree) 0.80309
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 73636901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-29 08:43:59

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 73084931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-06 14:30:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2019-10-06T14:17:01.93 1.0 undecidable manual S 252 88.1451 96 1.74 11
IV.ISPIC.EHZ. 2019-10-06T14:16:59.74 0.6 undecidable manual S 205 85.1481 97 0.34 43
IV.MPNC.HHN. 2019-10-06T14:16:56.76 0.6 undecidable manual S 3 74.4699 98 0.19 45
IV.HVZN.HNZ. 2019-10-06T14:16:54.51 0.6 undecidable manual S 238 61.8936 100 1.24 31
IV.MSRU.HHE. 2019-10-06T14:16:49.59 0.3 undecidable manual P 11 89.1441 96 0.27 65
IV.RAFF.HHZ. 2019-10-06T14:16:49.05 0.3 undecidable manual P 252 88.1451 96 -0.11 67
IV.SSY.HHZ. 2019-10-06T14:16:48.26 0.3 undecidable manual S 211 41.0256 106 0.45 68
IV.ISPIC.EHZ. 2019-10-06T14:16:48.35 0.3 undecidable manual P 205 85.1481 97 -0.36 64
IV.HLNI.HHZ. 2019-10-06T14:16:47.11 1.0 undecidable manual S 250 41.0256 106 -0.71 21
IV.ESML.HHE. 2019-10-06T14:16:47.50 0.6 undecidable manual S 293 40.9257 106 -0.3 47
IV.MPNC.HHN. 2019-10-06T14:16:47.08 0.6 undecidable manual P 3 74.4699 98 0 47
IV.MTTG.HHE. 2019-10-06T14:16:46.17 0.3 undecidable manual P 30 67.7766 99 0.12 70
IV.MUCR.HHE. 2019-10-06T14:16:46.60 0.3 undecidable manual P 329 73.5708 98 -0.34 66
IV.HVZN.HNZ. 2019-10-06T14:16:44.88 0.3 undecidable manual P 238 61.8936 100 -0.29 68
IV.AGST.EHZ. 2019-10-06T14:16:44.26 0.3 undecidable manual S 197 25.4523 118 0.31 73
IV.EPZF.HHZ. 2019-10-06T14:16:44.64 0.6 undecidable manual P 314 55.4001 101 0.47 44
IV.HAGA.HHZ. 2019-10-06T14:16:44.05 0.6 undecidable manual S 213 25.1526 119 0.16 50
IV.AIO.HHE. 2019-10-06T14:16:43.91 1.0 undecidable manual P 353 55.3002 101 -0.25 23
IV.ESML.HHE. 2019-10-06T14:16:42.66 0.3 undecidable manual P 293 40.9257 106 0.65 64
IV.HLNI.HHZ. 2019-10-06T14:16:41.41 0.1 undecidable manual P 250 41.0256 106 -0.61 86
IV.SSY.HHZ. 2019-10-06T14:16:41.93 0.1 positive manual P 211 41.0256 106 -0.09 98
IT.LNT.HGZ. 2019-10-06T14:16:40.72 0.3 undecidable manual P 232 34.1436 110 -0.29 71
IV.HAGA.HHZ. 2019-10-06T14:16:39.57 0.1 undecidable manual P 213 25.1526 119 -0.18 99
IV.AGST.EHZ. 2019-10-06T14:16:39.66 0.1 undecidable manual P 197 25.4523 118 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAGA.HHE. ML:1.7 0.00022149999999999996 0.42 AML other m 2019-10-06T14:16:44.13
IV.AGST.EHE. ML:2.2 0.0008160000000000001 0.18 AML other m 2019-10-06T14:16:44.55
IV.AGST.EHN. ML:2.2 0.0008269999999999999 0.14 AML other m 2019-10-06T14:16:44.56
IV.HAGA.HHN. ML:1.5 0.000165 0.9 AML other m 2019-10-06T14:16:45.07
IV.HLNI.HHE. ML:1.4 0.00008094999999999999 0.28 AML other m 2019-10-06T14:16:47.29
IV.HLNI.HHN. ML:1.5 0.00010089999999999999 0.72 AML other m 2019-10-06T14:16:47.43
IV.SSY.HHE. ML:2.3 0.000697 0.6 AML other m 2019-10-06T14:16:48.34
IV.SSY.HHN. ML:2.6 0.00113 0.16 AML other m 2019-10-06T14:16:49.08
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