Earthquake with magnitude of ML 1.1 on date 17-08-2024 and time 08:19:51 (UTC) in region 6 km E Mazzarrone (CT)

A magnitude ML 1.1 earthquake occured in region: 6 km E Mazzarrone (CT), on

  • 17-08-2024 08:19:51 (UTC)
  • 17-08-2024 10:19:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.0840, 14.6250 at 24 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
Mazzarrone CT 6 4078 4078
Chiaramonte Gulfi RG 9 8238 12316
Licodia Eubea CT 11 3081 15397
Monterosso Almo RG 12 3032 18429
Acate RG 13 10954 29383
Vizzini CT 14 6241 35624
Grammichele CT 15 13418 49042
Comiso RG 15 30156 79198
Giarratana RG 16 3048 82246
Vittoria RG 17 63339 145585
Caltagirone CT 20 38686 184271
Ragusa RG 20 73313 257584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Vittoria (63339 inhabitants)
20 Km NW of Ragusa (73313 inhabitants)
28 Km NW of Modica (54633 inhabitants)
33 Km E of Gela (75827 inhabitants)
59 Km W of Siracusa (122291 inhabitants)
62 Km SW of Catania (314555 inhabitants)
67 Km SE of Caltanissetta (63360 inhabitants)
76 Km SW of Acireale (52622 inhabitants)
95 Km E of Agrigento (59770 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 1.1 2024-08-17
08:19:51
37.0843 14.6247 24 2024-08-17
08:37:36
Sala Sismica INGV-Roma 130755591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-17 08:19:51 ± 0.52
Latitude 37.0843 ± 0.0171
Longitude 14.6247 ± 0.0192
Depth (km) 24 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130755591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1620
Semi-minor axis of confidence ellipse (meter) 1509
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 339
Circular confidence region, given by single value of horizontal uncertainty (meter) 1620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.11871
Epicentral distance of station farthest from the epicenter (degree) 0.36512
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 130755591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-17 08:37:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HHZ. 2024-08-17T08:20:00.54 0.3 undecidable manual S 135 19.7691 135 -0.05 74
IV.HVIT.HHZ. 2024-08-17T08:19:59.53 0.3 undecidable manual S 222 13.6752 147 -0.03 75
IV.HVZN.HHZ. 2024-08-17T08:19:59.63 0.6 undecidable manual S 38 13.1757 148 0.14 49
IV.SSY.HHZ. 2024-08-17T08:19:59.39 0.3 undecidable manual P 78 40.5261 114 0.09 71
IV.HLNI.HHZ. 2024-08-17T08:19:57.66 0.6 undecidable manual P 37 36.5412 116 -1.08 34
IV.HVIT.HHZ. 2024-08-17T08:19:56.06 0.1 undecidable manual P 222 13.6752 147 0.03 100
IV.HVZN.HHZ. 2024-08-17T08:19:56.35 0.3 undecidable manual P 38 13.1757 148 0.36 70
IV.HMDC.HHZ. 2024-08-17T08:19:56.62 0.1 undecidable manual P 135 19.7691 135 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHN. ML:1.0 0.00003485 0.7 AML other m 2024-08-17T08:19:58.54
IV.HVIT.HHN. ML:1.1 0.000068512395 0.08 AML other m 2024-08-17T08:19:59.85
IV.SSY.HHE. ML:1.3 0.00006220000000000001 0.52 AML other m 2024-08-17T08:19:59.93
IV.HVIT.HHE. ML:1.2 0.00008632493499999999 0.08 AML other m 2024-08-17T08:19:59.96
IV.HMDC.HHE. ML:1.0 0.00004433901 0.06 AML other m 2024-08-17T08:20:00.87
IV.SSY.HHN. ML:1.7 0.0001575 0.42 AML other m 2024-08-17T08:20:00.88
IV.HMDC.HHN. ML:1.0 0.000056884814999999996 0.14 AML other m 2024-08-17T08:20:01.06
IV.HLNI.HHE. ML:1.0 0.000037199999999999996 0.58 AML other m 2024-08-17T08:20:04.69
IV.HVZN.HHN. ML:1.0 0.000059641375000000006 0.14 AML other m 2024-08-17T08:19:59.90
IV.HVZN.HNE. ML:1.2 0.000096371285 0.42 AML other m 2024-08-17T08:19:59.95
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