Earthquake with magnitude of ML 1.2 on date 22-04-2023 and time 17:16:17 (Italy) in region 3 km W Castelluccio Inferiore (PZ)

A magnitude ML 1.2 earthquake occured in region: 3 km W Castelluccio Inferiore (PZ), on

  • 22-04-2023 15:16:17 (UTC)
  • 22-04-2023 17:16:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0040, 15.9400 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
Castelluccio Inferiore PZ 3 2131 2131
Castelluccio Superiore PZ 3 824 2955
Laino Borgo CS 6 1921 4876
Laino Castello CS 8 848 5724
Rotonda PZ 10 3494 9218
Lauria PZ 10 12919 22137
Latronico PZ 11 4556 26693
Aieta CS 13 823 27516
Viggianello PZ 13 3025 30541
Mormanno CS 13 3027 33568
Nemoli PZ 14 1495 35063
Trecchina PZ 14 2316 37379
Papasidero CS 15 734 38113
Episcopia PZ 16 1434 39547
Tortora CS 17 6187 45734
San Severino Lucano PZ 17 1563 47297
Rivello PZ 18 2767 50064
Praia a Mare CS 18 6725 56789
Maratea PZ 18 5139 61928
Castelsaraceno PZ 19 1384 63312
Carbone PZ 20 638 63950

Municipalities with at least 50000 inhabitants

An earthquake occurred to
72 Km S of Potenza (67122 inhabitants)
84 Km NW of Cosenza (67546 inhabitants)
93 Km SW of Matera (60436 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 1.2 2023-04-22
15:16:17
40.0042 15.9402 10 2024-03-01
17:18:09
Bollettino Sismico Italiano INGV 117447551
Reviewed
Rev100
ML 1.1 2023-04-22
15:16:17
40.0023 15.9455 9 2023-04-22
15:26:06
Sala Sismica INGV-Roma 116614591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-22 15:16:17 ± 0.09
Latitude 40.0042 ± 0.0045
Longitude 15.9402 ± 0.0070
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117447551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 566
Semi-minor axis of confidence ellipse (meter) 224
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.33725
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 117447551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-18 11:14:42

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 116614591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-22 15:26:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2023-04-22T15:16:31.16 0.6 undecidable manual S 342 37.4292 50 0.51 45
XE.T0702.HNZ. 2023-04-22T15:16:29.45 0.6 undecidable manual S 159 33.744 50 -0.2 48
IV.GRIS.EHZ. 2023-04-22T15:16:29.35 0.3 undecidable manual S 194 30.1476 50 0.64 64
XE.TNOVA.HNZ. 2023-04-22T15:16:28.50 0.6 undecidable manual S 97 27.4503 109 0.56 44
IV.SIRI.HHZ. 2023-04-22T15:16:26.21 0.3 undecidable manual S 343 20.6682 115 0.46 70
IV.SCHR.EHZ. 2023-04-22T15:16:26.74 0.3 undecidable manual S 28 24.5532 111 -0.24 73
XE.T0701.HNZ. 2023-04-22T15:16:24.33 0.1 undecidable manual S 98 15.0738 122 0.29 97
IV.MCEL.HHZ. 2023-04-22T15:16:24.98 0.6 negative manual P 342 37.4292 50 -0.26 47
XE.MORMA.HNZ. 2023-04-22T15:16:24.74 0.3 undecidable manual S 170 15.1737 122 0.68 65
XE.T0702.HNZ. 2023-04-22T15:16:24.49 0.3 undecidable manual P 159 33.744 50 -0.18 72
IV.SALB.HHZ. 2023-04-22T15:16:24.99 0.3 undecidable manual P 112 37.2294 50 -0.23 71
IV.MMN.HHZ. 2023-04-22T15:16:24.10 0.6 undecidable manual S 161 13.2756 126 0.58 45
IV.SCHR.EHZ. 2023-04-22T15:16:23.00 0.3 undecidable manual P 28 24.5532 111 -0.12 74
IV.GRIS.EHZ. 2023-04-22T15:16:23.69 0.3 undecidable manual P 194 30.1476 50 -0.43 69
XE.TNOVA.HNZ. 2023-04-22T15:16:23.42 0.3 undecidable manual P 97 27.4503 109 -0.25 72
MN.CUC.HHZ. 2023-04-22T15:16:22.66 0.3 undecidable manual S 264 10.6782 132 -0.15 76
IV.SIRI.HHZ. 2023-04-22T15:16:22.52 0.1 positive manual P 343 20.6682 115 0.11 100
XE.LAICA.HNZ. 2023-04-22T15:16:21.39 0.3 undecidable manual S 154 6.8931 144 -0.53 70
XE.T0701.HNZ. 2023-04-22T15:16:21.30 0.3 undecidable manual P 98 15.0738 122 -0.12 75
XE.MORMA.HNZ. 2023-04-22T15:16:21.27 0.3 undecidable manual P 170 15.1737 122 -0.17 75
IV.MMN.HHZ. 2023-04-22T15:16:20.94 0.3 undecidable manual P 161 13.2756 126 -0.18 75
MN.CUC.HHZ. 2023-04-22T15:16:20.69 0.3 undecidable manual P 264 10.6782 132 -0.02 78
XE.LAICA.HNZ. 2023-04-22T15:16:19.96 0.3 undecidable manual P 154 6.8931 144 -0.24 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CUC.HHN. ML:1.0 0.0001295 0.22 AML other m 2023-04-22T15:16:22.82
MN.CUC.HNE. ML:1.3 0.0002705 1.12 AML other m 2023-04-22T15:16:23.00
MN.CUC.HHE. ML:1.0 0.00013550000000000001 1.8 AML other m 2023-04-22T15:16:23.00
MN.CUC.HNN. ML:1.0 0.0001205 1.48 AML other m 2023-04-22T15:16:23.83
IV.SIRI.HNE. ML:1.3 0.00012835000000000003 0.38 AML other m 2023-04-22T15:16:26.34
IV.SIRI.HHN. ML:1.2 0.00010499999999999999 0.16 AML other m 2023-04-22T15:16:26.57
IV.SIRI.HNN. ML:1.1 0.0001021 0.18 AML other m 2023-04-22T15:16:26.57
IV.SIRI.HHE. ML:1.3 0.00014050000000000003 0.26 AML other m 2023-04-22T15:16:26.64
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