Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 19-07-2019 and time 08:49:13 (Italy) in region 5 km E Menfi (AG)

A magnitude ML 2.4 earthquake occured in region: 5 km E Menfi (AG), on

  • 19-07-2019 06:49:13 (UTC)
  • 19-07-2019 08:49:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5910, 13.0200 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.

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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
Menfi AG 5 12592 12592
Sambuca di Sicilia AG 10 5877 18469
Sciacca AG 11 40928 59397
Santa Margherita di Belice AG 11 6363 65760
Montevago AG 13 3006 68766
Caltabellotta AG 17 3681 72447
Partanna TP 19 10607 83054
Salaparuta TP 19 1696 84750
Poggioreale TP 19 1494 86244

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Mazara del Vallo (51718 inhabitants)
56 Km E of Marsala (83194 inhabitants)
59 Km NW of Agrigento (59770 inhabitants)
65 Km SE of Trapani (68759 inhabitants)
66 Km SW of Palermo (674435 inhabitants)
70 Km SW of Bagheria (55387 inhabitants)
93 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
Bulletin
Rev1000 		ML 2.4 2019-07-19
06:49:13		 37.5908 13.0198 9 2019-11-13
14:30:58		 Bollettino Sismico Italiano INGV 71606041
Reviewed
Rev100 		ML 2.3 2019-07-19
06:49:13		 37.5777 13.0237 9 2019-07-19
07:03:00		 Sala Sismica INGV-Roma 70701461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-19 06:49:13 ± 0.34
Latitude 37.5908 ± 0.0153
Longitude 13.0198 ± 0.0136
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 71606041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1766
Semi-minor axis of confidence ellipse (meter) 967
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 336
Circular confidence region, given by single value of horizontal uncertainty (meter) 1770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
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) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 1.36607
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 71606041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-27 12:51:41

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 70701461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-19 07:03:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNO.SHZ. 2019-07-19T06:49:43.10 1.0 undecidable manual P 75 151.6371 50 4.24 0
IV.RAFF.HHZ. 2019-07-19T06:49:36.64 0.3 undecidable manual P 109 125.1747 50 1.87 0
IV.RESU.HHZ. 2019-07-19T06:49:34.54 0.3 undecidable manual P 86 91.3419 50 4.98 0
IV.PETRA.HHZ. 2019-07-19T06:49:34.52 0.3 undecidable manual P 74 99.8223 50 3.66 0
IV.CLTA.HHZ. 2019-07-19T06:49:33.25 0.3 undecidable manual P 120 95.9262 50 2.98 0
IV.GIB.HHZ. 2019-07-19T06:49:33.76 0.3 undecidable manual P 63 98.7234 50 3.07 0
IV.CSLB.HHZ. 2019-07-19T06:49:33.43 0.3 undecidable manual P 67 98.8233 50 2.72 0
IV.CMDO.HHZ. 2019-07-19T06:49:31.35 0.6 undecidable manual P 101 72.0723 50 4.76 0
IV.FAVR.HHZ. 2019-07-19T06:49:30.39 0.3 undecidable manual P 122 67.377 50 4.52 1
IV.CORL.HHZ. 2019-07-19T06:49:28.61 0.3 undecidable manual S 36 41.8248 50 0.69 63
IV.MARS.EHZ. 2019-07-19T06:49:28.68 0.6 undecidable manual S 294 43.8228 50 0.23 48
IV.ALJA.HHZ. 2019-07-19T06:49:28.80 0.3 undecidable manual P 75 66.7776 50 3.03 2
IV.ERC.EHZ. 2019-07-19T06:49:27.48 0.3 undecidable manual P 323 62.3931 50 2.38 12
IV.SOLUN.HHZ. 2019-07-19T06:49:26.13 0.3 undecidable manual P 39 71.4729 50 -0.37 13
IV.MBFT.HHZ. 2019-07-19T06:49:26.52 0.3 undecidable manual S 352 39.8268 50 -0.86 58
IV.MFNL.HHZ. 2019-07-19T06:49:23.00 0.3 undecidable manual S 339 23.754 110 0.45 68
IV.CAVT.HHZ. 2019-07-19T06:49:23.28 0.3 undecidable manual S 293 25.1526 109 0.27 71
IV.CRJA.HHZ. 2019-07-19T06:49:22.85 0.6 undecidable manual S 357 23.4543 110 0.42 46
IV.MARS.EHZ. 2019-07-19T06:49:22.21 0.1 undecidable manual P 294 43.8228 50 -0.03 100
IV.CORL.HHZ. 2019-07-19T06:49:21.78 0.1 undecidable manual P 36 41.8248 50 -0.16 97
IV.MBFT.HHZ. 2019-07-19T06:49:20.97 0.1 undecidable manual P 352 39.8268 50 -0.65 85
IV.MFNL.HHZ. 2019-07-19T06:49:19.01 0.1 undecidable manual P 339 23.754 110 0.17 97
IV.CAVT.HHZ. 2019-07-19T06:49:19.09 0.1 undecidable manual P 293 25.1526 109 -0.01 100
IV.CRJA.HHZ. 2019-07-19T06:49:18.89 0.1 positive manual P 357 23.4543 110 0.12 98
IV.MMGO.HHZ. 2019-07-19T06:49:17.23 0.3 undecidable manual S 334 8.7801 135 -0.81 60
IV.MMGO.HHZ. 2019-07-19T06:49:16.08 0.1 undecidable manual P 334 8.7801 135 -0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAVT.HHE. ML:2.8 0.004253818499999999 0.1024 AML other m 2019-07-19T06:49:23.52
IV.CRJA.HHN. ML:2.9 0.005775262 0.2176 AML other m 2019-07-19T06:49:23.52
IV.CRJA.HHE. ML:3.1 0.008460487000000001 0.2016 AML other m 2019-07-19T06:49:23.58
IV.CAVT.HHN. ML:2.9 0.0043117270000000004 0.16 AML other m 2019-07-19T06:49:23.64
IV.MBFT.HHE. ML:2.8 0.0022196800000000004 0.4992 AML other m 2019-07-19T06:49:27.41
IV.MBFT.HNE. ML:1.8 0.0002509988 0.32 AML other m 2019-07-19T06:49:27.41
IV.MBFT.HHN. ML:2.8 0.0025412144999999997 0.48 AML other m 2019-07-19T06:49:27.85
IV.MBFT.HNN. ML:2.0 0.00036422770000000003 0.4704 AML other m 2019-07-19T06:49:27.85
IV.MFNL.HHE. ML:2.9 0.0054166545 0.5184 AML other m 2019-07-19T06:49:28.05
IV.MFNL.HHN. ML:2.7 0.003391289 0.6208 AML other m 2019-07-19T06:49:30.33
IV.CORL.HHN. ML:2.6 0.0013288 0.3008 AML other m 2019-07-19T06:49:30.78
IV.CORL.HHE. ML:2.7 0.001541658 0.3584 AML other m 2019-07-19T06:49:33.90
IV.MARS.EHN. ML:2.4 0.0007154535 0.4384 AML other m 2019-07-19T06:49:35.47
IV.MARS.EHE. ML:2.4 0.0007410755 0.2976 AML other m 2019-07-19T06:49:36.83
IV.SOLUN.HHE. ML:2.5 0.0005467526000000001 0.48 AML other m 2019-07-19T06:49:43.12
IV.SOLUN.HHN. ML:2.3 0.0003400651 0.6208 AML other m 2019-07-19T06:49:44.79
IV.FAVR.HHN. ML:2.3 0.00036816214999999995 0.6592 AML other m 2019-07-19T06:49:46.87
IV.FAVR.HNN. ML:2.3 0.00031751995 0.6528 AML other m 2019-07-19T06:49:46.88
IV.FAVR.HNE. ML:2.4 0.00046087315 0.5024 AML other m 2019-07-19T06:49:48.00
IV.FAVR.HHE. ML:2.1 0.00021872875 0.5408 AML other m 2019-07-19T06:49:47.99
IV.ALJA.HHN. ML:2.4 0.0004885 0.9 AML other m 2019-07-19T06:49:49.39
IV.ALJA.HHE. ML:2.3 0.0003525 1.36 AML other m 2019-07-19T06:49:49.95
IV.CLTA.HHE. ML:2.1 0.000131683 0.6176 AML other m 2019-07-19T06:49:50.28
IV.CSLB.HHE. ML:2.0 0.000100666635 0.6176 AML other m 2019-07-19T06:49:51.66
IV.CLTA.HHN. ML:1.9 0.00008738936 0.3808 AML other m 2019-07-19T06:49:51.62
IV.CSLB.HHN. ML:2.0 0.00010933205 0.4 AML other m 2019-07-19T06:49:51.68
IV.PETRA.HHE. ML:2.4 0.00028071635 0.6016 AML other m 2019-07-19T06:49:56.69
IV.RESU.HHE. ML:2.4 0.00025563040000000005 0.6592 AML other m 2019-07-19T06:49:57.17
IV.RESU.HHN. ML:2.4 0.00029468235 0.64 AML other m 2019-07-19T06:49:57.23
IV.GIB.HHE. ML:2.6 0.00041691739999999997 1.3792 AML other m 2019-07-19T06:49:58.01
IV.PETRA.HHN. ML:2.4 0.00027470715 0.88 AML other m 2019-07-19T06:49:58.37
IV.GIB.HHN. ML:2.7 0.0004895647 0.56 AML other m 2019-07-19T06:49:59.29
IV.RAFF.HHN. ML:2.1 0.00009203766999999999 0.6816 AML other m 2019-07-19T06:50:00.19
IV.MNO.SHE. ML:0.0 0.0001897303 0.7616 AML other m 2019-07-19T06:50:11.97
IV.CPTP.HHE. ML:2.0 0.000094714775 0.4 AML other m 2019-07-19T06:50:14.80
IV.CPTP.HHN. ML:2.1 0.0001212337 0.7808 AML other m 2019-07-19T06:50:15.22
IV.MNO.SHN. ML:0.0 0.00018035047500000002 0.88 AML other m 2019-07-19T06:50:18.39
IV.RAFF.HHE. ML:2.1 0.00008451385 0.7008 AML other m 2019-07-19T06:50:20.74
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
Waveforms Seismic signals in miniseed + resp format Download