Earthquake with magnitude of ML 1.2 on date 12-08-2019 and time 07:50:34 (Italy) in region Costa Catanese (Catania)

A magnitude ML 1.2 earthquake occured in region: Costa Catanese (Catania), on

  • 12-08-2019 05:50:34 (UTC)
  • 12-08-2019 07:50:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.36, 15.18 at 15 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
Augusta SR 15 36305 36305
Catania CT 18 314555 350860
Carlentini SR 18 17798 368658
Lentini SR 18 24085 392743

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SE of Catania (314555 inhabitants)
28 Km S of Acireale (52622 inhabitants)
35 Km N of Siracusa (122291 inhabitants)
63 Km NE of Ragusa (73313 inhabitants)
67 Km NE of Modica (54633 inhabitants)
73 Km NE of Vittoria (63339 inhabitants)
89 Km E of Gela (75827 inhabitants)
92 Km SW of Reggio di Calabria (183035 inhabitants)
98 Km SW of Messina (238439 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
Rev 1000 ML 1.2 2019-08-12
05:50:34
37.37 15.18 15 2019-11-13
14:31:01
Bollettino Sismico Italiano INGV 72309371
Rev 100 ML 1.1 2019-08-12
05:50:35
37.39 15.15 8 2019-08-12
06:49:33
Sala Sismica INGV-Roma 71404911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-12 05:50:34 ± 0.42
Latitude 37.37 ± 0.01
Longitude 15.18 ± 0.03
Depth (km) 15 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72309371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2426
Semi-minor axis of confidence ellipse (meter) 706
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 2430
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 190
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.60704
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 72309371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-11 09:49:35

ML:1.1

Field Value
Value 1.1
Uncertainty 0.6
Num. used stations 4
Type of magnitude ML
Reference to an origin 71404911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-12 06:49:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.LINA.HHZ. 2019-08-12T05:52:08.75 3.0 undecidable manual Sg 17.459999 0
IV.ZCCA.HHZ. 2019-08-12T05:52:06.18 3.0 undecidable manual Pn 5.87 0
IV.SFI.EHZ. 2019-08-12T05:51:54.62 3.0 undecidable manual Pn 4.19 0
IT.VNF1.HGZ. 2019-08-12T05:51:52.68 3.0 undecidable manual Sn -0.06 0
IV.MCRV.HHZ. 2019-08-12T05:51:41.91 3.0 undecidable manual Sg 13.2 0
IV.TERO.HHZ. 2019-08-12T05:51:37.38 3.0 undecidable manual Pg 10.93 0
IV.AIO.HHZ. 2019-08-12T05:50:47.10 0.3 undecidable manual P 4 0.607 95 0.4 69
IV.GALF.HHZ. 2019-08-12T05:50:46.81 0.3 undecidable manual P 306 0.5963 95 0.29 72
IV.SSY.HHZ. 2019-08-12T05:50:44.79 0.3 undecidable manual S 202 0.2239 108 0.63 71
IV.HLNI.HHZ. 2019-08-12T05:50:44.80 0.3 undecidable manual S 266 0.2455 106 0.03 81
IV.HVZN.HHE. 2019-08-12T05:50:43.73 0.3 undecidable manual P 243 0.4137 97 0.31 74
IV.HAGA.HHZ. 2019-08-12T05:50:41.11 0.3 undecidable manual S 194 0.0827 143 0.44 80
IV.HLNI.HHZ. 2019-08-12T05:50:40.01 0.1 undecidable manual P 266 0.2455 106 -0.58 95
IV.SSY.HHZ. 2019-08-12T05:50:39.80 0.3 undecidable manual P 202 0.2239 108 -0.44 76
IV.HAGA.HHZ. 2019-08-12T05:50:37.72 0.1 undecidable manual P 194 0.0827 143 -0.5 100
IV.SPS2.HHZ. 2019-08-12T05:50:34.57 3.0 negative manual P 0.05 0
IV.GMB.BHZ. 2019-08-12T05:50:25.08 3.0 undecidable manual P 0.03 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAGA.HHN. ML:0.9 7.172719E-5 0.08 AML other m 2019-08-12T05:50:41.28
IV.HAGA.HHE. ML:0.5 3.10223435E-5 0.0992 AML other m 2019-08-12T05:50:41.28
IV.HLNI.HHE. ML:1.7 0.0002343051 0.1216 AML other m 2019-08-12T05:50:45.16
IV.SSY.HHE. ML:1.6 0.00020140905 1.8592 AML other m 2019-08-12T05:50:46.01
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download