Earthquake with magnitude of ML 2.2 on date 04-04-2024 and time 03:58:28 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 04-04-2024 01:58:28 (UTC)
  • 04-04-2024 03:58:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4940, 12.1330 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km NW of Trapani (68759 inhabitants)
82 Km NW of Marsala (83194 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 2.2 2024-04-04
01:58:28
38.4943 12.1333 10 2024-04-04
02:10:28
Sala Sismica INGV-Roma 126459561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-04 01:58:28 ± 0.73
Latitude 38.4943 ± 0.0306
Longitude 12.1333 ± 0.0643
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126459561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5680
Semi-minor axis of confidence ellipse (meter) 3190
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 5680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 328
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.23927
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 5
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 126459561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-04 02:10:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BARO.EHZ. 2024-04-04T02:00:28.73 3.0 undecidable manual Sg 2.8 0
IV.CRTC.HHZ. 2024-04-04T02:00:01.20 3.0 undecidable manual Pn 2.88 0
IV.SCHR.EHZ. 2024-04-04T01:59:29.58 3.0 undecidable manual Pn 0.57 0
7C.SPAOL.HNZ. 2024-04-04T01:59:16.53 3.0 undecidable manual Pg 5.41 0
MN.VSL.HHZ. 2024-04-04T01:59:10.10 3.0 negative manual Pn -9.09 0
IV.HVZN.HHZ. 2024-04-04T01:59:09.35 3.0 positive manual Pn -0.24 0
IV.MMGO.HHZ. 2024-04-04T01:59:03.10 0.6 undecidable manual S 141 118.0929 50 0.09 55
IV.CSLB.HHZ. 2024-04-04T01:58:55.30 3.0 negative manual P -3.8 0
IV.SCIAC.HHZ. 2024-04-04T01:58:51.65 0.6 positive manual P 142 137.5623 50 0.1 52
IV.MMGO.HHZ. 2024-04-04T01:58:49.14 0.1 undecidable manual P 141 118.0929 50 0.59 97
IV.ERC.EHZ. 2024-04-04T01:58:48.62 0.3 undecidable manual S 142 64.2912 50 -0.02 93
IV.LEVAN.EHZ. 2024-04-04T01:58:47.15 0.3 undecidable manual S 162 58.7967 50 -0.03 93
IV.CAVT.HHZ. 2024-04-04T01:58:47.72 3.0 positive manual P 1.05 0
IV.MARS.HHE. 2024-04-04T01:58:46.56 3.0 undecidable manual P 90.4428 2.28 0
IV.MBFT.HHZ. 2024-04-04T01:58:44.86 0.3 undecidable manual P 130 93.8394 50 0.05 87
IV.ERC.EHZ. 2024-04-04T01:58:39.47 0.1 undecidable manual P 142 64.2912 50 -0.78 100
IV.LEVAN.EHZ. 2024-04-04T01:58:39.73 1.0 positive manual P 162 58.7967 50 0.33 29
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LEVAN.EHE. ML:2.0 0.00022849999999999997 0.52 AML other m 2024-04-04T01:58:47.98
IV.ERC.EHE. ML:2.4 0.00047650000000000004 1.28 AML other m 2024-04-04T01:58:50.97
IV.LEVAN.EHN. ML:2.0 0.000229 1.02 AML other m 2024-04-04T01:58:50.36
IV.ERC.EHN. ML:2.4 0.0004525 0.24 AML other m 2024-04-04T01:58:50.75
IV.MBFT.HHE. ML:2.1 0.0001365 0.8 AML other m 2024-04-04T01:58:57.12
IV.MBFT.HHN. ML:2.2 0.000165 0.38 AML other m 2024-04-04T01:58:57.78
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
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