Earthquake with magnitude of ML 1.2 on date 13-12-2023 and time 06:15:01 (Italy) in region 2 km E Petralia Soprana (PA)

A magnitude ML 1.2 earthquake occured in region: 2 km E Petralia Soprana (PA), on

  • 13-12-2023 05:15:01 (UTC)
  • 13-12-2023 06:15:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7970, 14.1270 at 8 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
Petralia Soprana PA 2 3360 3360
Petralia Sottana PA 3 2821 6181
Bompietro PA 6 1401 7582
Blufi PA 7 1029 8611
Gangi PA 7 6811 15422
Castellana Sicula PA 7 3411 18833
Geraci Siculo PA 7 1945 20778
Polizzi Generosa PA 11 3407 24185
Alimena PA 12 2032 26217
San Mauro Castelverde PA 14 1701 27918
Resuttano CL 15 2038 29956
Castelbuono PA 16 8943 38899
Castel di Lucio ME 19 1294 40193
Isnello PA 20 1589 41782

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Caltanissetta (63360 inhabitants)
63 Km SE of Bagheria (55387 inhabitants)
72 Km NE of Agrigento (59770 inhabitants)
76 Km SE of Palermo (674435 inhabitants)
82 Km N of Gela (75827 inhabitants)
91 Km W of Catania (314555 inhabitants)
94 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
Reviewed
Rev100
ML 1.2 2023-12-13
05:15:01
37.7968 14.1272 9 2023-12-13
05:21:21
Sala Sismica INGV-Roma 123989981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-13 05:15:01 ± 0.2
Latitude 37.7968 ± 0.0117
Longitude 14.1272 ± 0.0273
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123989981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2467
Semi-minor axis of confidence ellipse (meter) 915
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 292
Circular confidence region, given by single value of horizontal uncertainty (meter) 2470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
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) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.15109
Epicentral distance of station farthest from the epicenter (degree) 0.43617
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:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 123989981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-13 05:21:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSFR.HHE. 2023-12-13T05:15:17.71 0.3 undecidable manual S 57 48.4182 50 0.16 74
IV.MSFR.HHE. 2023-12-13T05:15:10.72 0.1 undecidable manual P 57 48.4182 50 -0.08 100
IV.PLLN.EHZ. 2023-12-13T05:15:10.08 0.3 undecidable manual S 4 21.7671 111 0.39 73
IV.CSLB.HHZ. 2023-12-13T05:15:08.27 0.3 undecidable manual S 339 16.7721 117 0.17 78
IV.ALJA.HHZ. 2023-12-13T05:15:08.58 0.3 undecidable manual P 261 33.1446 104 0.13 76
IV.PLLN.EHZ. 2023-12-13T05:15:05.95 0.1 undecidable manual P 4 21.7671 111 -0.32 100
IV.RESU.HHZ. 2023-12-13T05:15:05.77 0.6 positive manual P 200 17.7711 116 0.23 51
IV.CSLB.HHZ. 2023-12-13T05:15:04.99 0.1 undecidable manual P 339 16.7721 117 -0.36 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HNN. ML:1.3 0.0001685 0.18 AML other m 2023-12-13T05:15:08.72
IV.CSLB.HHN. ML:1.3 0.0001705 0.18 AML other m 2023-12-13T05:15:08.73
IV.CSLB.HHE. ML:1.1 0.0001205 0.56 AML other m 2023-12-13T05:15:08.52
IV.CSLB.HNE. ML:1.1 0.00011159999999999999 0.26 AML other m 2023-12-13T05:15:09.51
IV.PLLN.EHN. ML:1.3 0.000152 0.42 AML other m 2023-12-13T05:15:11.42
IV.PLLN.EHE. ML:1.4 0.000156 0.94 AML other m 2023-12-13T05:15:11.12
IV.RESU.HHN. ML:1.3 0.00017999999999999998 0.42 AML other m 2023-12-13T05:15:12.41
IV.RESU.HNN. ML:1.0 0.00009035 1.38 AML other m 2023-12-13T05:15:14.92
IV.RESU.HHE. ML:1.2 0.0001382 0.84 AML other m 2023-12-13T05:15:16.81
IV.RESU.HNE. ML:0.9 0.00006945 0.54 AML other m 2023-12-13T05:15:16.82
IV.ALJA.HHE. ML:1.3 0.00007965 1.48 AML other m 2023-12-13T05:15:20.76
IV.ALJA.HHN. ML:1.3 0.0000783 0.24 AML other m 2023-12-13T05:15:20.68
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