Earthquake with magnitude of ML 1.8 on date 13-04-2024 and time 13:50:33 (UTC) in region 2 km NE Racalmuto (AG)

A magnitude ML 1.8 earthquake occured in region: 2 km NE Racalmuto (AG), on

  • 13-04-2024 13:50:33 (UTC)
  • 13-04-2024 15:50:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.4220, 13.7450 at 51 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
Racalmuto AG 2 8307 8307
Grotte AG 5 5746 14053
Milena CL 6 3018 17071
Bompensiere CL 7 556 17627
Montedoro CL 7 1631 19258
Castrofilippo AG 8 2940 22198
Comitini AG 9 968 23166
Campofranco CL 11 3100 26266
Aragona AG 11 9463 35729
Canicattì AG 12 35698 71427
Sutera CL 12 1410 72837
Serradifalco CL 13 6091 78928
Favara AG 15 32654 111582
Naro AG 15 7817 119399
Casteltermini AG 16 8267 127666
Santa Elisabetta AG 17 2474 130140
Joppolo Giancaxio AG 17 1245 131385
Acquaviva Platani CL 17 948 132333
Delia CL 18 4277 136610
Mussomeli CL 18 10780 147390
Sant'Angelo Muxaro AG 19 1390 148780
Agrigento AG 19 59770 208550
Raffadali AG 19 12856 221406
Camastra AG 19 2083 223489

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Agrigento (59770 inhabitants)
29 Km W of Caltanissetta (63360 inhabitants)
60 Km NW of Gela (75827 inhabitants)
76 Km S of Bagheria (55387 inhabitants)
84 Km SE of Palermo (674435 inhabitants)
88 Km NW of Vittoria (63339 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 2024-04-13
13:50:33
37.4217 13.7452 51 2024-04-13
13:59:47
Sala Sismica INGV-Roma 126701091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-13 13:50:33 ± 0.42
Latitude 37.4217 ± 0.0126
Longitude 13.7452 ± 0.0294
Depth (km) 51 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126701091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2330
Semi-minor axis of confidence ellipse (meter) 1391
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 73
Circular confidence region, given by single value of horizontal uncertainty (meter) 2330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 256
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 16
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.18890
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 126701091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-13 13:59:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2024-04-13T13:52:33.36 3.0 undecidable manual Pg 14.82 0
IV.CAFE.HHZ. 2024-04-13T13:52:29.74 3.0 undecidable manual Sg 16.959999 0
IV.PARC.HHZ. 2024-04-13T13:52:22.05 3.0 negative manual Pg 14.25 0
IV.ACER.HHZ. 2024-04-13T13:52:20.51 3.0 undecidable manual Sg 9.16 0
IV.SEI.HHZ. 2024-04-13T13:52:16.45 3.0 positive manual Pn 0.8 0
IV.CDRU.HHZ. 2024-04-13T13:52:04.09 3.0 undecidable manual Sn 3.66 0
IV.SGO.HHZ. 2024-04-13T13:52:03.38 3.0 undecidable manual Sn 1.28 0
IV.GUMA.HHZ. 2024-04-13T13:51:59.75 3.0 positive manual Pn 1.89 0
IV.SCHR.EHZ. 2024-04-13T13:51:57.90 3.0 undecidable manual Sn -1.74 0
TV.SF11.HHZ. 2024-04-13T13:51:57.67 3.0 undecidable manual Pn -1.59 0
MN.VSL.HHZ. 2024-04-13T13:51:48.63 3.0 negative manual Pg 8.74 0
IV.CAFE.HHZ. 2024-04-13T13:51:38.77 3.0 undecidable manual Pg 8.01 0
IV.SGTA.HHZ. 2024-04-13T13:51:37.11 3.0 positive manual Pn 4.6 0
IV.BRICA.EHZ. 2024-04-13T13:51:31.21 3.0 undecidable manual Sn -0.04 0
IV.HAVL.HHZ. 2024-04-13T13:51:08.96 0.6 undecidable manual S 112 131.9679 98 -0.03 44
IV.MUCR.HHZ. 2024-04-13T13:51:06.96 0.6 undecidable manual S 55 120.6903 100 0.39 41
IV.HVIT.HHZ. 2024-04-13T13:50:59.62 0.6 undecidable manual S 125 83.4498 107 0.86 37
IV.GIB.HHE. 2024-04-13T13:50:55.98 0.6 undecidable manual S 21 67.6767 113 0.41 46
IV.HAVL.HHZ. 2024-04-13T13:50:54.04 1.0 undecidable manual P 112 131.9679 98 0.23 21
IV.CSLB.HHE. 2024-04-13T13:50:54.53 0.6 undecidable manual S 26 63.492 115 -0.2 48
IV.RAFF.HHZ. 2024-04-13T13:50:53.96 0.6 undecidable manual S 112 58.7967 118 0.14 49
IV.SSY.HHZ. 2024-04-13T13:50:52.40 1.0 negative manual P 104 120.8901 100 -0.04 22
IV.MUCR.HHZ. 2024-04-13T13:50:52.91 0.6 positive manual P 55 120.6903 100 0.49 41
IV.RESU.HNZ. 2024-04-13T13:50:49.66 0.6 undecidable manual S 48 37.0296 135 -0.4 48
IV.HVIT.HHZ. 2024-04-13T13:50:48.54 0.6 negative manual P 125 83.4498 107 0.63 41
IV.HLNI.HHZ. 2024-04-13T13:50:48.89 0.1 undecidable manual P 94 99.6225 103 -0.96 70
IV.GIB.HHE. 2024-04-13T13:50:46.32 0.1 undecidable manual P 21 67.6767 113 0.26 95
IV.RAFF.HHZ. 2024-04-13T13:50:45.05 0.3 positive manual P 112 58.7967 118 -0.01 76
IV.CSLB.HHE. 2024-04-13T13:50:45.64 0.1 undecidable manual P 26 63.492 115 0.06 100
IV.PETRA.HHZ. 2024-04-13T13:50:44.41 3.0 positive manual P 0.44 0
IV.RESU.HNZ. 2024-04-13T13:50:42.30 0.1 undecidable manual P 48 37.0296 135 -0.58 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHE. ML:1.6 0.00005475000000000001 0.56 AML other m 2024-04-13T13:50:53.21
IV.PETRA.HHN. ML:1.7 0.00007185 1.58 AML other m 2024-04-13T13:50:56.05
IV.HLNI.HHN. ML:0.0 0.00008044999999999999 0.42 AML other m 2024-04-13T13:51:02.93
IV.HLNI.HHE. ML:0.0 0.00007935 0.58 AML other m 2024-04-13T13:51:03.30
IV.RAFF.HHE. ML:1.5 0.000050672834999999996 0.56 AML other m 2024-04-13T13:50:57.42
IV.RAFF.HNE. ML:1.4 0.000040340265 0.7 AML other m 2024-04-13T13:51:00.80
IV.HVIT.HHE. ML:1.7 0.0000573617 0.36 AML other m 2024-04-13T13:51:11.96
IV.HVIT.HHN. ML:1.6 0.000040882745 0.08 AML other m 2024-04-13T13:50:59.74
IV.SSY.HHE. ML:2.1 0.000072506845 0.24 AML other m 2024-04-13T13:51:06.47
IV.SSY.HHN. ML:2.4 0.000168535995 0.16 AML other m 2024-04-13T13:51:07.41
IV.HAVL.HHE. ML:2.2 0.00009508626000000001 0.18 AML other m 2024-04-13T13:51:12.22
IV.HAVL.HHN. ML:2.2 0.000095250205 0.22 AML other m 2024-04-13T13:51:13.86
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