Earthquake with magnitude of ML 1.4 on date 24-10-2019 and time 18:10:55 (Italy) in region 1 km W Chiaramonte Gulfi (RG)

A magnitude ML 1.4 earthquake occured in region: 1 km W Chiaramonte Gulfi (RG), on

  • 24-10-2019 16:10:55 (UTC)
  • 24-10-2019 18:10:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.0360, 14.6910 at 22 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Chiaramonte Gulfi RG 1 8238 8238
Monterosso Almo RG 9 3032 11270
Giarratana RG 9 3048 14318
Comiso RG 13 30156 44474
Mazzarrone CT 13 4078 48552
Ragusa RG 13 73313 121865
Licodia Eubea CT 13 3081 124946
Vizzini CT 15 6241 131187
Vittoria RG 17 63339 194526
Buccheri SR 17 1999 196525
Acate RG 18 10954 207479
Buscemi SR 18 1051 208530
Palazzolo Acreide SR 19 8808 217338

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Ragusa (73313 inhabitants)
17 Km NE of Vittoria (63339 inhabitants)
21 Km N of Modica (54633 inhabitants)
39 Km E of Gela (75827 inhabitants)
54 Km W of Siracusa (122291 inhabitants)
63 Km SW of Catania (314555 inhabitants)
75 Km SE of Caltanissetta (63360 inhabitants)
77 Km SW of Acireale (52622 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
Bulletin
Rev1000
ML 1.4 2019-10-24
16:10:55
37.0365 14.6913 22 2020-02-28
16:42:26
Bollettino Sismico Italiano INGV 76649381
Reviewed
Rev100
ML 1.4 2019-10-24
16:10:55
37.0367 14.6917 22 2019-10-24
16:20:34
Sala Sismica INGV-Roma 73428291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-24 16:10:55 ± 0.28
Latitude 37.0365 ± 0.0090
Longitude 14.6913 ± 0.0113
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76649381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1160
Semi-minor axis of confidence ellipse (meter) 399
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 1160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 6.99672
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 76649381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-19 13:04:17

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 73428291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-24 16:20:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2019-10-24T16:12:49.18 3.0 negative manual P 769.9515 1.216 0
IV.MRLC.HHZ. 2019-10-24T16:12:46.71 3.0 undecidable manual Sg 17.58 0
CR.STON.BHZ. 2019-10-24T16:12:42.50 3.0 negative manual P 695.9811 1.468 0
IV.CPGN.EHZ. 2019-10-24T16:12:39.38 3.0 positive manual P 776.6337 1.52 0
IV.SPS2.HHZ. 2019-10-24T16:11:34.37 3.0 undecidable manual P 288.3891 -2.73 0
IV.HAGA.HHZ. 2019-10-24T16:11:11.79 0.3 undecidable manual S 56 49.4172 107 0.08 72
IV.SSY.HHZ. 2019-10-24T16:11:09.23 0.3 undecidable manual S 68 36.4413 114 0.78 60
IV.HLNI.HHZ. 2019-10-24T16:11:08.80 0.3 undecidable manual S 25 38.1285 113 -0.07 74
IV.ISPIC.EHE. 2019-10-24T16:11:07.85 0.3 undecidable manual S 146 34.0437 116 -0.04 75
IV.ECTS.EHZ. 2019-10-24T16:11:07.90 3.0 positive manual P 101.121 -4.83 0
IV.CROCE.HHE. 2019-10-24T16:11:05.86 0.3 undecidable manual S 212 26.5512 123 -0.28 71
IV.HAGA.HHZ. 2019-10-24T16:11:04.67 0.1 undecidable manual P 56 49.4172 107 -0.23 93
IV.HPAC.HHE. 2019-10-24T16:11:04.46 0.3 undecidable manual P 140 47.619 108 -0.18 71
IV.HLNI.HHZ. 2019-10-24T16:11:03.02 0.1 undecidable manual P 25 38.1285 113 -0.25 95
IV.HVZN.HNZ. 2019-10-24T16:11:03.88 0.3 undecidable manual S 8 15.873 140 -0.11 76
IV.SSY.HHZ. 2019-10-24T16:11:03.11 0.1 undecidable manual P 68 36.4413 114 0.08 99
IV.RAFF.HHE. 2019-10-24T16:11:03.22 0.1 undecidable manual P 305 35.6421 114 0.3 95
IV.CROCE.HHE. 2019-10-24T16:11:02.68 0.6 undecidable manual P 212 26.5512 123 0.99 38
IV.ISPIC.EHE. 2019-10-24T16:11:02.49 0.3 undecidable manual P 146 34.0437 116 -0.21 72
IV.HVZN.HNZ. 2019-10-24T16:11:00.27 0.1 undecidable manual P 8 15.873 140 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:1.5 0.000092333775 0.1408 AML other m 2019-10-24T16:11:09.19
IV.HLNI.HHN. ML:1.3 0.000064450635 0.128 AML other m 2019-10-24T16:11:09.49
IV.SSY.HHN. ML:2.1 0.000411088285 0.1792 AML other m 2019-10-24T16:11:09.45
IV.SSY.HHE. ML:1.6 0.00013829306499999998 0.1408 AML other m 2019-10-24T16:11:09.61
IV.HAGA.HHE. ML:1.0 0.000024451084999999996 0.064 AML other m 2019-10-24T16:11:12.35
IV.HAGA.HHN. ML:0.8 0.000016638202999999998 0.1408 AML other m 2019-10-24T16:11:11.99
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