Earthquake with magnitude of ML 1.4 on date 24-03-2020 and time 05:24:31 (UTC) in region 4 km W Geraci Siculo (PA)

A magnitude ML 1.4 earthquake occured in region: 4 km W Geraci Siculo (PA), on

  • 24-03-2020 05:24:31 (UTC)
  • 24-03-2020 06:24:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.86, 14.11 at 10 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
Geraci Siculo PA 4 1945 1945
Petralia Sottana PA 6 2821 4766
Petralia Soprana PA 7 3360 8126
Castelbuono PA 9 8943 17069
San Mauro Castelverde PA 9 1701 18770
Castellana Sicula PA 10 3411 22181
Gangi PA 11 6811 28992
Polizzi Generosa PA 11 3407 32399
Blufi PA 12 1029 33428
Bompietro PA 12 1401 34829
Isnello PA 13 1589 36418
Pollina PA 15 2974 39392
Collesano PA 17 4054 43446
Gratteri PA 17 963 44409
Scillato PA 18 613 45022
Tusa ME 18 2925 47947
Castel di Lucio ME 18 1294 49241
Alimena PA 19 2032 51273
Caltavuturo PA 20 4017 55290

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Caltanissetta (63360 inhabitants)
58 Km E of Bagheria (55387 inhabitants)
71 Km E of Palermo (674435 inhabitants)
77 Km NE of Agrigento (59770 inhabitants)
89 Km N of Gela (75827 inhabitants)
95 Km W of Catania (314555 inhabitants)
97 Km W 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 2020-03-24
05:24:31
37.86 14.11 10 2020-07-18
21:08:30
Bollettino Sismico Italiano INGV 77750701
Reviewed
Rev100
ML 1.4 2020-03-24
05:24:31
37.87 14.07 10 2020-03-24
05:37:47
Sala Sismica INGV-Roma 77522661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-24 05:24:31 ± 0.46
Latitude 37.86 ± 0.02
Longitude 14.11 ± 0.02
Depth (km) 10 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77750701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2117
Semi-minor axis of confidence ellipse (meter) 1442
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 2120
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.30217
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 77750701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-01 07:20:41

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 77522661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-24 05:37:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ALJA.HHZ. 2020-03-24T05:24:42.50 0.6 undecidable manual S 249 0.3022 50 -0.57 44
IV.RESU.HHZ. 2020-03-24T05:24:40.93 0.6 undecidable manual S 191 0.2167 112 0.57 33
IV.GIB.HHZ. 2020-03-24T05:24:38.75 0.6 undecidable manual S 333 0.1457 121 0.83 39
IV.PLLN.EHZ. 2020-03-24T05:24:37.84 0.6 undecidable manual S 11 0.1358 123 0.27 52
IV.ALJA.HHZ. 2020-03-24T05:24:37.72 0.3 undecidable manual P 249 0.3022 50 -0.4 69
IV.GIB.HHZ. 2020-03-24T05:24:35.11 0.1 undecidable manual P 333 0.1457 121 -0.04 100
IV.CSLB.HHZ. 2020-03-24T05:24:35.71 0.6 undecidable manual S 332 0.0881 135 -0.42 44
IV.RESU.HHZ. 2020-03-24T05:24:35.86 0.3 undecidable manual P 191 0.2167 112 -0.7 76
IV.PLLN.EHZ. 2020-03-24T05:24:34.89 0.6 undecidable manual P 11 0.1358 123 -0.06 52
IV.CSLB.HHZ. 2020-03-24T05:24:33.83 0.1 undecidable manual P 332 0.0881 135 -0.29 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHE. ML:1.3 0.000277 0.54 AML other m 2020-03-24T05:24:36.32
IV.CSLB.HHN. ML:1.2 0.0001905 1.64 AML other m 2020-03-24T05:24:36.98
IV.RESU.HHN. ML:1.7 0.0003205 0.56 AML other m 2020-03-24T05:24:41.79
IV.RESU.HHE. ML:1.5 0.000201 0.4 AML other m 2020-03-24T05:24:42.31
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download