Earthquake with magnitude of ML 1.2 on date 15-08-2023 and time 20:55:10 (Italy) in region 5 km SE Trecchina (PZ)

A magnitude ML 1.2 earthquake occured in region: 5 km SE Trecchina (PZ), on

  • 15-08-2023 18:55:10 (UTC)
  • 15-08-2023 20:55:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.9850, 15.8010 at 10 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
Trecchina PZ 5 2316 2316
Aieta CS 7 823 3139
Maratea PZ 7 5139 8278
Tortora CS 7 6187 14465
Lauria PZ 8 12919 27384
Nemoli PZ 9 1495 28879
Praia a Mare CS 10 6725 35604
Rivello PZ 11 2767 38371
Castelluccio Inferiore PZ 15 2131 40502
Laino Borgo CS 15 1921 42423
Castelluccio Superiore PZ 15 824 43247
Papasidero CS 15 734 43981
San Nicola Arcella CS 15 1957 45938
Lagonegro PZ 16 5584 51522
Laino Castello CS 16 848 52370
Sapri SA 18 6770 59140
Santa Domenica Talao CS 19 1263 60403
Mormanno CS 19 3027 63430
Torraca SA 20 1263 64693
Scalea CS 20 10913 75606

Municipalities with at least 50000 inhabitants

An earthquake occurred to
73 Km S of Potenza (67122 inhabitants)
86 Km NW of Cosenza (67546 inhabitants)
98 Km SE of Battipaglia (50786 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 2023-08-15
18:55:10
39.9853 15.8012 10 2023-08-15
19:06:08
Sala Sismica INGV-Roma 120163491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-15 18:55:10 ± 0.12
Latitude 39.9853 ± 0.0081
Longitude 15.8012 ± 0.0117
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120163491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1115
Semi-minor axis of confidence ellipse (meter) 394
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47124
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 120163491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-15 19:06:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HNE. 2023-08-15T18:55:21.00 0.3 undecidable manual S 309 26.9508 110 0.49 66
IV.SALB.HHZ. 2023-08-15T18:55:20.22 0.1 undecidable manual P 104 47.9187 50 0.66 80
IV.SLCN.HHZ. 2023-08-15T18:55:19.27 0.3 undecidable manual P 342 47.1195 50 -0.17 69
IV.SIRI.HHZ. 2023-08-15T18:55:19.27 0.3 undecidable manual S 14 22.5552 113 0.19 71
IV.CET2.HHZ. 2023-08-15T18:55:19.71 0.1 undecidable manual P 165 52.3032 50 -0.54 83
MN.T0701.HHZ. 2023-08-15T18:55:19.71 0.6 undecidable manual S 100
XE.MORMA.HHZ. 2023-08-15T18:55:18.64 0.3 undecidable manual S 131 19.3695 116 0.55 66
IV.MCEL.HHZ. 2023-08-15T18:55:17.62 0.6 undecidable manual P 0 37.629 50 -0.37 45
MN.T0702.HHZ. 2023-08-15T18:55:17.76 0.1 undecidable manual P 100
IV.BULG.HNE. 2023-08-15T18:55:17.79 0.1 undecidable manual P 286 37.4292 50 -0.16 93
IV.MGR.HNE. 2023-08-15T18:55:16.73 0.1 undecidable manual P 309 26.9508 110 0.41 90
XE.LAICA.HNZ. 2023-08-15T18:55:16.69 0.6 undecidable manual S 105 15.3735 122 -0.18 48
IV.GRIS.EHZ. 2023-08-15T18:55:16.40 0.1 undecidable manual P 171 27.5502 109 -0.02 98
XE.T0701.HHZ. 2023-08-15T18:55:15.99 1.0 positive manual P 4.69 0
IV.SIRI.HHZ. 2023-08-15T18:55:15.10 0.1 negative manual P 14 22.5552 113 -0.39 91
XE.MORMA.HHZ. 2023-08-15T18:55:15.26 1.0 negative manual P 131 19.3695 116 0.34 23
XE.LAICA.HNZ. 2023-08-15T18:55:14.20 0.1 undecidable manual P 105 15.3735 122 0 100
MN.CUC.HHZ. 2023-08-15T18:55:13.18 0.6 undecidable manual S 53 1.4985 171 -0.78 41
MN.CUC.HHZ. 2023-08-15T18:55:12.16 0.6 negative manual P 53 1.4985 171 -0.38 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HHE. ML:1.2 0.0000963 0.44 AML other m 2023-08-15T18:55:21.18
IV.SIRI.HHN. ML:1.1 0.00009039999999999999 0.48 AML other m 2023-08-15T18:55:21.73
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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