Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 17-03-2024 and time 21:38:04 (Italy) in region 5 km W Pozzallo (RG)

A magnitude ML 1.7 earthquake occured in region: 5 km W Pozzallo (RG), on

  • 17-03-2024 20:38:04 (UTC)
  • 17-03-2024 21:38:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 36.7420, 14.7910 at 27 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.

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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
Pozzallo RG 5 19552 19552
Scicli RG 10 27077 46629
Ispica RG 11 16061 62690
Modica RG 13 54633 117323
Rosolini SR 17 21427 138750

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km S of Modica (54633 inhabitants)
21 Km S of Ragusa (73313 inhabitants)
32 Km SE of Vittoria (63339 inhabitants)
57 Km SW of Siracusa (122291 inhabitants)
60 Km SE of Gela (75827 inhabitants)
89 Km S of Catania (314555 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 1.7 2024-03-17
20:38:04		 36.7417 14.7907 27 2024-03-17
20:57:55		 Sala Sismica INGV-Roma 125950321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-17 20:38:04 ± 0.22
Latitude 36.7417 ± 0.0090
Longitude 14.7907 ± 0.0090
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125950321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 807
Semi-minor axis of confidence ellipse (meter) 587
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60974
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.0
Num. used stations 4
Type of magnitude ML
Reference to an origin 125950321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-17 20:57:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFIL.HHZ. 2024-03-17T20:38:56.69 3.0 undecidable manual Sg 0.15 0
IV.HLNI.HHZ. 2024-03-17T20:38:25.65 0.3 undecidable manual S 6 67.6767 106 -0.17 74
IV.SSY.HHZ. 2024-03-17T20:38:22.19 0.3 undecidable manual S 28 52.503 111 0.21 77
IV.HVZN.HHZ. 2024-03-17T20:38:21.23 0.6 undecidable manual S 352 48.9177 113 0.15 52
IV.GALF.HHZ. 2024-03-17T20:38:19.41 3.0 negative manual P -0.79 0
IV.HVIT.HHE. 2024-03-17T20:38:18.11 0.3 undecidable manual S 319 36.6411 121 -0.06 81
IV.HAVL.HHE. 2024-03-17T20:38:18.14 0.6 undecidable manual S 50 38.0286 120 -0.35 50
IV.RAFF.HHZ. 2024-03-17T20:38:17.05 0.3 undecidable manual P 325 65.49 107 0.5 70
IV.HLNI.HHZ. 2024-03-17T20:38:16.74 0.6 negative manual P 6 67.6767 106 -0.13 50
IV.CROCE.HHE. 2024-03-17T20:38:15.59 0.6 undecidable manual S 294 24.8529 133 -0.05 55
IV.HMDC.HHE. 2024-03-17T20:38:15.34 0.3 undecidable manual S 358 24.1536 134 -0.15 80
IV.HPAC.HHE. 2024-03-17T20:38:15.24 0.6 undecidable manual S 99 22.2555 137 0.1 55
IV.HVZN.HHZ. 2024-03-17T20:38:14.13 0.3 undecidable manual P 352 48.9177 113 -0.01 79
IV.SSY.HHZ. 2024-03-17T20:38:14.88 1.0 undecidable manual P 28 52.503 111 0.22 25
IV.SCIC.HHE. 2024-03-17T20:38:13.88 0.3 undecidable manual S 300 12.1767 153 0.3 80
IV.HVIT.HHE. 2024-03-17T20:38:12.34 0.3 undecidable manual P 319 36.6411 121 -0.12 80
IV.HAVL.HHE. 2024-03-17T20:38:12.59 0.3 undecidable manual P 50 38.0286 120 -0.05 80
IV.HPAC.HHE. 2024-03-17T20:38:11.12 0.6 undecidable manual P 99 22.2555 137 0.41 51
IV.HMDC.HHE. 2024-03-17T20:38:10.80 0.3 undecidable manual P 358 24.1536 134 -0.12 81
IV.CROCE.HHE. 2024-03-17T20:38:10.49 0.1 undecidable manual P 294 24.8529 133 -0.51 100
IV.SCIC.HHE. 2024-03-17T20:38:10.12 0.6 undecidable manual P 300 12.1767 153 0.3 53
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSY.HHE. ML:1.7 0.000107 1 AML other m 2024-03-17T20:38:22.23
IV.SSY.HHN. ML:1.7 0.00011495 0.42 AML other m 2024-03-17T20:38:23.56
IV.HLNI.HHE. ML:1.7 0.0000735 0.56 AML other m 2024-03-17T20:38:25.49
IV.HLNI.HHN. ML:1.7 0.00008209999999999999 0.56 AML other m 2024-03-17T20:38:27.30
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