Earthquake with magnitude of ML 1.3 on date 29-01-2023 and time 00:15:19 (Italy) in region 5 km W Castellana Sicula (PA)

A magnitude ML 1.3 earthquake occured in region: 5 km W Castellana Sicula (PA), on

  • 28-01-2023 23:15:19 (UTC)
  • 29-01-2023 00:15:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7680, 13.9970 at 11 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
Castellana Sicula PA 5 3411 3411
Polizzi Generosa PA 5 3407 6818
Blufi PA 7 1029 7847
Bompietro PA 9 1401 9248
Petralia Sottana PA 10 2821 12069
Resuttano CL 10 2038 14107
Petralia Soprana PA 10 3360 17467
Caltavuturo PA 11 4017 21484
Scillato PA 13 613 22097
Alimena PA 13 2032 24129
Sclafani Bagni PA 14 426 24555
Valledolmo PA 15 3594 28149
Geraci Siculo PA 17 1945 30094
Vallelunga Pratameno CL 17 3461 33555
Collesano PA 18 4054 37609
Villalba CL 18 1633 39242
Gangi PA 19 6811 46053
Santa Caterina Villarmosa CL 20 5388 51441
Isnello PA 20 1589 53030
Marianopoli CL 20 1906 54936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km N of Caltanissetta (63360 inhabitants)
55 Km SE of Bagheria (55387 inhabitants)
62 Km NE of Agrigento (59770 inhabitants)
68 Km SE of Palermo (674435 inhabitants)
81 Km N of Gela (75827 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 1.3 2023-01-28
23:15:19
37.7678 13.9967 11 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 120025791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-28 23:15:19 ± 0.21
Latitude 37.7678 ± 0.0135
Longitude 13.9967 ± 0.0137
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120025791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1790
Semi-minor axis of confidence ellipse (meter) 700
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 325
Circular confidence region, given by single value of horizontal uncertainty (meter) 1790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 204
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.17627
Epicentral distance of station farthest from the epicenter (degree) 0.53959
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 120025791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 11:35:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLLN.EHZ. 2023-01-28T23:15:30.25 0.6 undecidable manual S 27 28.0497 50 0.32 46
IV.MSFR.HHZ. 2023-01-28T23:15:30.81 0.1 undecidable manual P 60 59.8956 50 0.19 90
IV.GIB.HHZ. 2023-01-28T23:15:29.25 0.6 undecidable manual S 6 24.753 50 0.19 48
IV.ALJA.HHZ. 2023-01-28T23:15:28.77 0.6 undecidable manual S 264 21.3675 50 0.61 43
IV.CIMI.HHZ. 2023-01-28T23:15:27.04 0.3 undecidable manual P 289 39.2274 50 -0.4 67
IV.CSLB.HHZ. 2023-01-28T23:15:27.83 0.6 undecidable manual S 16 19.5693 50 0.16 49
IV.PLLN.EHZ. 2023-01-28T23:15:25.53 0.3 undecidable manual P 27 28.0497 50 -0.18 71
IV.CSLB.HHZ. 2023-01-28T23:15:24.27 0.1 undecidable manual P 16 19.5693 50 -0.14 98
IV.GIB.HHZ. 2023-01-28T23:15:24.97 0.1 undecidable manual P 6 24.753 50 -0.25 95
IV.ALJA.HHZ. 2023-01-28T23:15:24.69 0.1 undecidable manual P 264 21.3675 50 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHE. ML:1.1 0.00008829999999999999 1.8 AML other m 2023-01-28T23:15:28.97
IV.CSLB.HNE. ML:1.2 0.0001051 1.78 AML other m 2023-01-28T23:15:28.96
IV.CSLB.HHN. ML:1.2 0.0001042 0.88 AML other m 2023-01-28T23:15:28.52
IV.CSLB.HNN. ML:1.2 0.00011350000000000001 0.88 AML other m 2023-01-28T23:15:28.52
IV.GIB.HHN. ML:1.6 0.00023249999999999999 1.3 AML other m 2023-01-28T23:15:29.05
IV.GIB.HHE. ML:1.6 0.0002115 1.18 AML other m 2023-01-28T23:15:29.72
IV.ALJA.HHE. ML:1.4 0.000171 1.7 AML other m 2023-01-28T23:15:29.06
IV.ALJA.HHN. ML:1.2 0.00009995 0.6 AML other m 2023-01-28T23:15:30.63
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