Earthquake with magnitude of ML 1.8 on date 15-10-2024 and time 03:31:22 (UTC) in region 4 km E Santa Margherita di Belice (AG)

A magnitude ML 1.8 earthquake occured in region: 4 km E Santa Margherita di Belice (AG), on

  • 15-10-2024 03:31:22 (UTC)
  • 15-10-2024 05:31:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7080, 13.0630 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Santa Margherita di Belice AG 4 6363 6363
Montevago AG 6 3006 9369
Poggioreale TP 7 1494 10863
Salaparuta TP 7 1696 12559
Sambuca di Sicilia AG 8 5877 18436
Contessa Entellina PA 11 1766 20202
Menfi AG 15 12592 32794
Partanna TP 15 10607 43401
Giuliana PA 16 1952 45353
Roccamena PA 17 1505 46858
Bisacquino PA 17 4599 51457
Santa Ninfa TP 18 5043 56500
Chiusa Sclafani PA 19 2838 59338
Campofiorito PA 19 1302 60640
Caltabellotta AG 20 3681 64321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Mazara del Vallo (51718 inhabitants)
53 Km SW of Palermo (674435 inhabitants)
56 Km E of Marsala (83194 inhabitants)
57 Km SW of Bagheria (55387 inhabitants)
59 Km SE of Trapani (68759 inhabitants)
64 Km NW of Agrigento (59770 inhabitants)
91 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
Reviewed
Rev100
ML 1.8 2024-10-15
03:31:22
37.7085 13.0627 11 2024-10-15
04:04:24
Sala Sismica INGV-Roma 132053831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-10-15 03:31:22 ± 0.16
Latitude 37.7085 ± 0.0081
Longitude 13.0627 ± 0.0114
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 132053831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1179
Semi-minor axis of confidence ellipse (meter) 535
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.25271
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 132053831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-10-15 04:04:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAVT.HHZ. 2024-10-15T03:31:32.32 0.1 undecidable manual S 263 27.1506 50 0.45 94
IV.MBFT.HHZ. 2024-10-15T03:31:31.79 0.1 undecidable manual S 340 28.0497 50 -0.32 95
IV.CLTB.HHZ. 2024-10-15T03:31:30.40 0.1 undecidable manual S 137 19.7691 118 0.56 86
IV.SCIAC.HHZ. 2024-10-15T03:31:30.17 0.1 undecidable manual S 171 21.5673 50 -0.22 99
IV.MFNL.HHZ. 2024-10-15T03:31:28.79 0.1 undecidable manual S 307 15.2736 125 0.28 97
IV.MBFT.HHZ. 2024-10-15T03:31:27.39 0.6 negative manual P 340 28.0497 50 -0.47 46
IV.CAVT.HHZ. 2024-10-15T03:31:27.70 0.1 positive manual P 263 27.1506 50 -0.02 100
IV.MFNL.HHZ. 2024-10-15T03:31:26.11 0.3 undecidable manual P 307 15.2736 125 0.32 72
IV.CLTB.HHZ. 2024-10-15T03:31:26.50 0.6 negative manual P 137 19.7691 118 -0.05 51
IV.SCIAC.HHZ. 2024-10-15T03:31:26.68 0.1 negative manual P 171 21.5673 50 -0.19 100
IV.MMGO.HNZ. 2024-10-15T03:31:26.48 0.1 undecidable manual S 236 9.1797 139 -0.43 96
IV.MMGO.HNZ. 2024-10-15T03:31:24.83 0.3 positive manual P 236 9.1797 139 -0.03 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMGO.HHN. ML:1.8 0.0008055 0.1 AML other m 2024-10-15T03:31:26.60
IV.MMGO.HHE. ML:1.6 0.0005715 0.36 AML other m 2024-10-15T03:31:26.61
IV.MMGO.HNN. ML:1.8 0.0007945 0.1 AML other m 2024-10-15T03:31:26.61
IV.MMGO.HNE. ML:1.6 0.000571 0.36 AML other m 2024-10-15T03:31:26.61
IV.MFNL.HHE. ML:1.5 0.00029600000000000004 0.78 AML other m 2024-10-15T03:31:29.38
IV.MFNL.HHN. ML:1.5 0.00029499999999999996 0.5 AML other m 2024-10-15T03:31:29.88
IV.SCIAC.HNN. ML:2.0 0.0006955 0.16 AML other m 2024-10-15T03:31:30.20
IV.SCIAC.HHN. ML:2.0 0.000679 0.14 AML other m 2024-10-15T03:31:30.20
IV.SCIAC.HHE. ML:2.0 0.0006045 0.52 AML other m 2024-10-15T03:31:30.35
IV.SCIAC.HNE. ML:2.0 0.0006224999999999999 0.54 AML other m 2024-10-15T03:31:30.35
IV.CLTB.HNE. ML:1.8 0.000504 0.34 AML other m 2024-10-15T03:31:31.14
IV.CLTB.HHE. ML:1.8 0.0005295 0.34 AML other m 2024-10-15T03:31:31.14
IV.MBFT.HHN. ML:1.0 0.00005300000000000001 0.62 AML other m 2024-10-15T03:31:32.10
IV.CAVT.HHN. ML:1.8 0.000322 0.18 AML other m 2024-10-15T03:31:32.53
IV.MBFT.HHE. ML:0.9 0.0000468 0.7 AML other m 2024-10-15T03:31:32.89
IV.CAVT.HNE. ML:1.9 0.00041349999999999997 0.18 AML other m 2024-10-15T03:31:32.59
IV.CAVT.HHE. ML:1.9 0.00041349999999999997 0.18 AML other m 2024-10-15T03:31:32.59
IV.CAVT.HNN. ML:1.8 0.00032250000000000003 0.78 AML other m 2024-10-15T03:31:32.53
IV.CLTB.HHN. ML:1.9 0.0006425 0.86 AML other m 2024-10-15T03:31:35.43
IV.CLTB.HNN. ML:2.0 0.000654 0.84 AML other m 2024-10-15T03:31:35.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download