Earthquake with magnitude of ML 0.7 on date 11-10-2023 and time 16:48:23 (Italy) in region 4 km NW Maratea (PZ)

A magnitude ML 0.7 earthquake occured in region: 4 km NW Maratea (PZ), on

  • 11-10-2023 14:48:23 (UTC)
  • 11-10-2023 16:48:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0180, 15.6840 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
Maratea PZ 4 5139 5139
Sapri SA 8 6770 11909
Trecchina PZ 8 2316 14225
Rivello PZ 9 2767 16992
Torraca SA 11 1263 18255
Nemoli PZ 11 1495 19750
Ispani SA 13 1026 20776
Tortora CS 13 6187 26963
Vibonati SA 13 3293 30256
Lauria PZ 14 12919 43175
Lagonegro PZ 14 5584 48759
Tortorella SA 15 523 49282
Santa Marina SA 16 3243 52525
Aieta CS 16 823 53348
Casaletto Spartano SA 16 1420 54768
Praia a Mare CS 16 6725 61493
Morigerati SA 18 665 62158

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km S of Potenza (67122 inhabitants)
89 Km SE of Battipaglia (50786 inhabitants)
94 Km NW of Cosenza (67546 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 0.7 2023-10-11
14:48:23
40.0183 15.6838 8 2023-10-11
15:09:52
Sala Sismica INGV-Roma 121987641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-11 14:48:23 ± 0.08
Latitude 40.0183 ± 0.0045
Longitude 15.6838 ± 0.0059
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121987641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 637
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.10342
Epicentral distance of station farthest from the epicenter (degree) 0.31926
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 121987641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-11 15:09:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
XE.MORMA.HNZ. 2023-10-11T14:48:34.45 0.6 undecidable manual S 124 29.5482 106 -0.04 50
IV.GRIS.EHZ. 2023-10-11T14:48:31.05 1.0 positive manual P 155 34.0437 50 0.21 24
IV.MCEL.HNZ. 2023-10-11T14:48:30.98 0.1 undecidable manual P 16 35.4423 50 -0.08 98
IV.MGR.HHZ. 2023-10-11T14:48:30.32 0.6 undecidable manual S 320 17.2716 116 -0.17 50
IV.MTSN.HNZ. 2023-10-11T14:48:29.86 0.1 undecidable manual P 12 28.1496 107 0.15 98
XE.MORMA.HNZ. 2023-10-11T14:48:29.95 0.1 undecidable manual P 124 29.5482 106 -0.03 100
MN.CUC.HHZ. 2023-10-11T14:48:28.65 0.6 undecidable manual S 104 11.4774 126 -0.13 51
IV.SIRI.HHZ. 2023-10-11T14:48:28.90 0.6 undecidable manual P 41 23.9538 109 -0.02 51
IV.MGR.HHZ. 2023-10-11T14:48:27.71 0.3 undecidable manual P 320 17.2716 116 0.04 77
MN.CUC.HHZ. 2023-10-11T14:48:26.76 0.3 positive manual P 104 11.4774 126 0.07 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CUC.HHN. ML:0.6 0.00005495 0.38 AML other m 2023-10-11T14:48:28.63
MN.CUC.HHE. ML:0.7 0.00006965 0.72 AML other m 2023-10-11T14:48:28.97
IV.MGR.HHE. ML:0.6 0.000038900000000000004 0.2 AML other m 2023-10-11T14:48:30.49
IV.MGR.HHN. ML:0.4 0.000026500000000000004 0.3 AML other m 2023-10-11T14:48:30.63
IV.SIRI.HHN. ML:0.7 0.0000349 0.24 AML other m 2023-10-11T14:48:34.58
IV.SIRI.HHE. ML:0.8 0.00004149999999999999 0.82 AML other m 2023-10-11T14:48:34.84
IV.GRIS.EHE. ML:0.7 0.00001835 1.16 AML other m 2023-10-11T14:48:38.00
IV.GRIS.EHN. ML:0.6 0.000015805 1.14 AML other m 2023-10-11T14:48:38.77
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