Earthquake with magnitude of ML 1.4 on date 29-08-2020 and time 07:14:52 (Italy) in region 8 km W Vittoria (RG)

A magnitude ML 1.4 earthquake occured in region: 8 km W Vittoria (RG), on

  • 29-08-2020 05:14:52 (UTC)
  • 29-08-2020 07:14:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.9220, 14.4590 at 10 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
Vittoria RG 8 63339 63339
Santa Croce Camerina RG 12 10823 74162
Acate RG 12 10954 85116
Comiso RG 13 30156 115272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km W of Vittoria (63339 inhabitants)
24 Km W of Ragusa (73313 inhabitants)
24 Km SE of Gela (75827 inhabitants)
28 Km W of Modica (54633 inhabitants)
73 Km SE of Caltanissetta (63360 inhabitants)
76 Km W of Siracusa (122291 inhabitants)
85 Km SW of Catania (314555 inhabitants)
89 Km SE of Agrigento (59770 inhabitants)
99 Km SW of Acireale (52622 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 1.4 2020-08-29
05:14:52
36.9225 14.4588 10 2020-11-19
12:37:00
Bollettino Sismico Italiano INGV 82738641
Reviewed
Rev100
ML 1.5 2020-08-29
05:14:52
36.8972 14.4533 16 2020-08-29
05:32:48
Sala Sismica INGV-Roma 82430071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-29 05:14:52 ± 0.25
Latitude 36.9225 ± 0.0126
Longitude 14.4588 ± 0.0191
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82738641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1777
Semi-minor axis of confidence ellipse (meter) 1172
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.10702
Epicentral distance of station farthest from the epicenter (degree) 0.66280
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 82738641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-15 01:49:09

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 82430071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-29 05:32:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAGA.HHZ. 2020-08-29T05:15:14.91 0.3 undecidable manual S 57 73.5708 50 -0.1 71
IV.HLNI.HHZ. 2020-08-29T05:15:11.17 0.3 undecidable manual S 38 59.6958 50 -0.16 73
IV.HPAC.HHE. 2020-08-29T05:15:10.24 0.6 undecidable manual S 115 56.5989 50 -0.24 48
IV.MEU.EHZ. 2020-08-29T05:15:07.65 0.6 undecidable manual S 57 38.9277 50 1.87 23
IV.HAGA.HHZ. 2020-08-29T05:15:05.10 0.3 undecidable manual P 57 73.5708 50 -0.5 66
IV.RAFF.HHZ. 2020-08-29T05:15:04.30 0.3 undecidable manual S 346 34.3434 50 -0.25 74
IV.HVZN.HNZ. 2020-08-29T05:15:04.93 0.3 undecidable manual S 39 36.3414 50 -0.16 76
IV.HPAC.HHE. 2020-08-29T05:15:04.16 0.3 undecidable manual P 115 56.5989 50 1.18 50
IV.SSY.HHZ. 2020-08-29T05:15:02.90 0.3 undecidable manual P 64 60.3951 50 -0.66 63
IV.HLNI.HHZ. 2020-08-29T05:15:02.85 0.3 undecidable manual P 38 59.6958 50 -0.62 64
IV.CLTA.HHN. 2020-08-29T05:15:02.68 0.3 undecidable manual P 301 51.2154 50 0.53 68
IV.MEU.EHZ. 2020-08-29T05:15:01.49 0.3 undecidable manual P 57 38.9277 50 1.23 51
IV.HVZN.HNZ. 2020-08-29T05:14:59.92 0.3 undecidable manual P 39 36.3414 50 0.06 77
IV.ACATE.HNE. 2020-08-29T05:14:59.01 0.6 undecidable manual S 18 11.877 131 0.86 42
IV.RAFF.HHZ. 2020-08-29T05:14:59.47 0.3 undecidable manual P 346 34.3434 50 -0.09 77
IV.CROCE.HHZ. 2020-08-29T05:14:58.24 0.3 undecidable manual S 146 11.9769 130 0.05 81
IV.ACATE.HNE. 2020-08-29T05:14:55.57 0.3 undecidable manual P 18 11.877 131 -0.29 77
IV.CROCE.HHZ. 2020-08-29T05:14:55.48 0.1 undecidable manual P 146 11.9769 130 -0.4 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CROCE.HNE. ML:1.4 0.00029989615 0.1792 AML other m 2020-08-29T05:14:58.47
IV.CROCE.HHE. ML:1.3 0.00024221025 0.16 AML other m 2020-08-29T05:14:58.47
IV.CROCE.HHN. ML:1.6 0.00040369265 0.0992 AML other m 2020-08-29T05:14:58.41
IV.CROCE.HNN. ML:1.6 0.0004843914 0.1088 AML other m 2020-08-29T05:14:58.41
IV.RAFF.HHN. ML:0.9 0.000029073944999999996 0.24 AML other m 2020-08-29T05:15:06.49
IV.RAFF.HHE. ML:0.9 0.000029349005 0.16 AML other m 2020-08-29T05:15:07.03
IV.MEU.EHE. ML:1.4 0.00008579179000000001 0.2592 AML other m 2020-08-29T05:15:07.87
IV.MEU.EHN. ML:1.2 0.000062322635 0.16 AML other m 2020-08-29T05:15:09.48
IV.HLNI.HHE. ML:1.8 0.000144225 0.2432 AML other m 2020-08-29T05:15:11.32
IV.HLNI.HHN. ML:1.6 0.0000891103 0.1024 AML other m 2020-08-29T05:15:11.65
IV.SSY.HHE. ML:1.6 0.00008677024999999999 0.0992 AML other m 2020-08-29T05:15:13.92
IV.HAGA.HHE. ML:1.4 0.00003575108 0.1216 AML other m 2020-08-29T05:15:16.02
IV.HAGA.HHN. ML:1.4 0.000035991905 0.0992 AML other m 2020-08-29T05:15:16.68
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