Earthquake with magnitude of ML 1.2 on date 18-09-2024 and time 14:21:45 (Italy) in region 4 km SE San Mauro Castelverde (PA)

A magnitude ML 1.2 earthquake occured in region: 4 km SE San Mauro Castelverde (PA), on

  • 18-09-2024 12:21:45 (UTC)
  • 18-09-2024 14:21:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8870, 14.2130 at 4 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
San Mauro Castelverde PA 4 1701 1701
Geraci Siculo PA 6 1945 3646
Castel di Lucio ME 9 1294 4940
Gangi PA 10 6811 11751
Tusa ME 11 2925 14676
Pettineo ME 11 1350 16026
Castelbuono PA 12 8943 24969
Motta d'Affermo ME 13 739 25708
Pollina PA 13 2974 28682
Petralia Soprana PA 14 3360 32042
Petralia Sottana PA 14 2821 34863
Mistretta ME 14 4791 39654
Reitano ME 15 806 40460
Bompietro PA 18 1401 41861
Sperlinga EN 18 805 42666
Castellana Sicula PA 19 3411 46077
Santo Stefano di Camastra ME 19 4694 50771
Blufi PA 19 1029 51800
Isnello PA 19 1589 53389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km N of Caltanissetta (63360 inhabitants)
65 Km E of Bagheria (55387 inhabitants)
79 Km E of Palermo (674435 inhabitants)
85 Km NE of Agrigento (59770 inhabitants)
88 Km NW of Catania (314555 inhabitants)
89 Km W of Acireale (52622 inhabitants)
91 Km N of Gela (75827 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 1.2 2024-09-18
12:21:45
37.8868 14.2128 4 2024-09-18
12:34:46
Sala Sismica INGV-Roma 131539931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-09-18 12:21:45 ± 0.05
Latitude 37.8868 ± 0.0036
Longitude 14.2128 ± 0.0034
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 131539931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 244
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 349
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
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) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.54409
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 131539931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-09-18 12:34:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2024-09-18T12:22:05.62 0.6 undecidable manual S 73 60.3951 50 0.18 45
IV.MSFR.HHZ. 2024-09-18T12:21:58.45 1.0 undecidable manual S 64 36.9297 96 0.28 23
IV.MUCR.HHZ. 2024-09-18T12:21:56.73 0.6 undecidable manual P 73 60.3951 50 -0.19 45
IV.GALF.HNZ. 2024-09-18T12:21:52.70 1.0 undecidable manual P 122 36.6411 96 0.03 24
IV.GIB.HHZ. 2024-09-18T12:21:52.39 1.0 undecidable manual S 305 19.9689 101 0.05 25
IV.MSFR.HHZ. 2024-09-18T12:21:52.64 0.1 undecidable manual P 64 36.9297 96 -0.08 95
IV.RESU.HHZ. 2024-09-18T12:21:51.35 1.0 undecidable manual P 207 29.9478 97 0.02 24
IV.CSLB.HHZ. 2024-09-18T12:21:50.55 0.6 undecidable manual S 292 14.6742 105 0 50
IV.GIB.HHZ. 2024-09-18T12:21:49.50 1.0 undecidable manual P 305 19.9689 101 0.14 24
IV.PETRA.HHZ. 2024-09-18T12:21:49.36 0.6 undecidable manual S 235 10.4784 110 0.21 49
IV.CSLB.HHZ. 2024-09-18T12:21:48.30 0.1 negative manual P 292 14.6742 105 -0.03 100
IV.PETRA.HHZ. 2024-09-18T12:21:47.41 0.1 negative manual P 235 10.4784 110 -0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHN. ML:1.5 0.0005164999999999999 1.2 AML other m 2024-09-18T12:21:49.01
IV.PETRA.HHE. ML:1.5 0.0005214999999999999 1.14 AML other m 2024-09-18T12:21:50.92
IV.CSLB.HHE. ML:0.9 0.00008599999999999999 1.62 AML other m 2024-09-18T12:21:52.94
IV.CSLB.HHN. ML:1.0 0.0001105 0.8 AML other m 2024-09-18T12:21:52.68
IV.GIB.HHE. ML:1.2 0.00013900000000000002 1.22 AML other m 2024-09-18T12:21:55.75
IV.GIB.HHN. ML:1.3 0.00017199999999999998 0.8 AML other m 2024-09-18T12:21:55.60
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