Earthquake with magnitude of ML 1.7 on date 06-08-2019 and time 02:52:49 (Italy) in region 5 km N Caltabellotta (AG)

A magnitude ML 1.7 earthquake occured in region: 5 km N Caltabellotta (AG), on

  • 06-08-2019 00:52:49 (UTC)
  • 06-08-2019 02:52:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.62, 13.2 at 9 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
Caltabellotta AG 5 3681 3681
Giuliana PA 7 1952 5633
Burgio AG 8 2672 8305
Chiusa Sclafani PA 9 2838 11143
Villafranca Sicula AG 9 1410 12553
Sambuca di Sicilia AG 9 5877 18430
Lucca Sicula AG 10 1805 20235
Bisacquino PA 11 4599 24834
Contessa Entellina PA 12 1766 26600
Calamonaci AG 13 1339 27939
Ribera AG 14 19232 47171
Campofiorito PA 16 1302 48473
Sciacca AG 17 40928 89401
Palazzo Adriano PA 17 2135 91536
Santa Margherita di Belice AG 18 6363 97899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Agrigento (59770 inhabitants)
54 Km E of Mazara del Vallo (51718 inhabitants)
57 Km S of Palermo (674435 inhabitants)
58 Km SW of Bagheria (55387 inhabitants)
71 Km E of Marsala (83194 inhabitants)
75 Km SE of Trapani (68759 inhabitants)
77 Km W of Caltanissetta (63360 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 1.7 2019-08-06
00:52:49
37.62 13.2 9 2019-11-13
14:30:59
Bollettino Sismico Italiano INGV 71885121
Rev 100 ML 1.7 2019-08-06
00:52:49
37.61 13.22 10 2019-08-06
01:01:46
Sala Sismica INGV-Roma 71207271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-06 00:52:49 ± 0.13
Latitude 37.62 ± 0.01
Longitude 13.20 ± 0.01
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71885121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1090
Semi-minor axis of confidence ellipse (meter) 899
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 1090
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 25
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) 1.00184
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 71207271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-06 01:01:46

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 71885121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-28 15:59:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
MN.MARS.EHZ. 2019-08-06T00:53:46.84 3.0 undecidable manual P 0
IV.AGST.EHZ. 2019-08-06T00:53:17.32 3.0 undecidable manual P -1 0
IV.RAFF.HHZ. 2019-08-06T00:53:08.11 0.1 undecidable manual P 113 1.0018 50 -0.5 77
IV.CPTP.HHZ. 2019-08-06T00:53:06.58 0.6 undecidable manual P 106 0.7887 50 1.62 23
IV.CLTA.HHZ. 2019-08-06T00:53:04.71 0.3 undecidable manual P 127 0.7599 50 0.25 65
IV.ERC.EHN. 2019-08-06T00:53:04.76 1.0 undecidable manual P 311 0.6403 50 2.35 6
IV.GIB.HHE. 2019-08-06T00:53:04.22 0.3 undecidable manual P 60 0.7455 50 0.01 68
IV.PETRA.HHZ. 2019-08-06T00:53:04.36 0.3 undecidable manual P 73 0.7491 50 0.07 67
IV.RESU.HHZ. 2019-08-06T00:53:04.35 0.6 undecidable manual P 88 0.6745 50 1.34 28
IV.CSLB.HHZ. 2019-08-06T00:53:03.68 0.3 undecidable manual P 65 0.7437 50 -0.5 61
MN.FAVR.HHZ. 2019-08-06T00:53:02.18 3.0 undecidable manual P 0
IV.CMDO.HHZ. 2019-08-06T00:53:02.00 0.3 undecidable manual P 108 0.5144 50 1.73 35
IV.MPG.HHE. 2019-08-06T00:53:01.41 0.6 undecidable manual P 13 0.5522 50 0.5 43
IV.CORL.HHZ. 2019-08-06T00:53:01.40 0.1 undecidable manual S 16 0.2824 105 0.37 93
IV.SOLUN.HHZ. 2019-08-06T00:53:00.01 0.1 undecidable manual P 29 0.536 50 -0.62 82
IV.MFNL.HHZ. 2019-08-06T00:53:00.80 1.0 undecidable manual S 307 0.2797 106 -0.12 24
IV.CRJA.HHZ. 2019-08-06T00:52:59.60 1.0 undecidable manual S 319 0.2392 108 0.18 24
IV.ALJA.HHZ. 2019-08-06T00:52:58.87 0.1 undecidable manual P 74 0.4524 50 -0.33 90
IV.MBFT.HHN. 2019-08-06T00:52:57.74 0.3 undecidable manual P 329 0.3795 50 -0.21 70
IV.MFNL.HHZ. 2019-08-06T00:52:56.76 0.1 undecidable manual P 307 0.2797 106 0.57 88
IV.SCIAC.HHZ. 2019-08-06T00:52:56.20 0.1 undecidable manual S 218 0.134 120 0.49 93
IV.MCT.HHE. 2019-08-06T00:52:56.80 0.1 undecidable manual P 91 0.3193 50 -0.12 97
IV.CRJA.HHZ. 2019-08-06T00:52:55.37 0.1 positive manual P 319 0.2392 108 0.04 100
IV.CORL.HHZ. 2019-08-06T00:52:55.94 0.1 positive manual P 16 0.2824 105 -0.32 94
IV.MMGO.HHN. 2019-08-06T00:52:53.82 0.3 undecidable manual P 282 0.1844 113 -0.38 71
MN.CLTB.HHZ. 2019-08-06T00:52:53.50 0.1 undecidable manual S 169 0.0459 150 0.28 99
IV.SCIAC.HHZ. 2019-08-06T00:52:52.39 0.1 negative manual P 218 0.134 120 -0.8 82
MN.CLTB.HHZ. 2019-08-06T00:52:51.10 0.1 positive manual P 169 0.0459 150 -0.65 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCIAC.HHN. ML:0 0.00077887295 0.2 AML other m 2019-08-06T00:52:57.36
IV.SCIAC.HHE. ML:0 0.0006823522 0.16 AML other m 2019-08-06T00:52:57.78
IV.CORL.HHN. ML:0 0.00029419085 0.52 AML other m 2019-08-06T00:53:05.85
IV.CORL.HHE. ML:0 0.0002502017 0.68 AML other m 2019-08-06T00:53:07.11
IV.CRJA.HHE. ML:0 0.00061252215 0.62 AML other m 2019-08-06T00:53:08.94
IV.CRJA.HHN. ML:0 0.00037165445 0.6 AML other m 2019-08-06T00:53:08.08
IV.MFNL.HHE. ML:0 0.00012967155 0.42 AML other m 2019-08-06T00:53:09.53
IV.MFNL.HHN. ML:0 0.000122155435 0.48 AML other m 2019-08-06T00:53:12.67
IV.SOLUN.HHN. ML:0 0.000101306615 0.66 AML other m 2019-08-06T00:53:13.79
IV.SOLUN.HHE. ML:0 9.5775755E-5 0.94 AML other m 2019-08-06T00:53:17.06
IV.ALJA.HHN. ML:0 0.0001248733 0.56 AML other m 2019-08-06T00:53:17.16
IV.CLTA.HHE. ML:0 3.884322E-5 0.32 AML other m 2019-08-06T00:53:20.06
IV.CLTA.HHN. ML:0 3.923436E-5 0.94 AML other m 2019-08-06T00:53:20.37
IV.ALJA.HHE. ML:0 0.000109734355 0.62 AML other m 2019-08-06T00:53:20.84
IV.PETRA.HHN. ML:0 6.124202E-5 0.52 AML other m 2019-08-06T00:53:24.91
IV.PETRA.HHE. ML:0 8.2657315E-5 0.56 AML other m 2019-08-06T00:53:25.91
MN.CLTB.HHN. ML:2.5 0.006212898 0.38 AML other m 2019-08-06T00:52:55.63
MN.CLTB.HHE. ML:2.1 0.0025725335 0.38 AML other m 2019-08-06T00:52:53.72
IV.RAFF.HHN. ML:1.6 2.82581E-5 0.44 AML other m 2019-08-06T00:53:38.49
IV.RAFF.HHE. ML:1.6 3.2884545E-5 0.48 AML other m 2019-08-06T00:53:30.24
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