Earthquake with magnitude of ML 1.0 on date 17-02-2024 and time 11:47:16 (Italy) in region 2 km W Pietrasanta (LU)

A magnitude ML 1.0 earthquake occured in region: 2 km W Pietrasanta (LU), on

  • 17-02-2024 10:47:16 (UTC)
  • 17-02-2024 11:47:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9620, 10.2050 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
Pietrasanta LU 2 24007 24007
Forte dei Marmi LU 3 7510 31517
Seravezza LU 4 13073 44590
Montignoso MS 7 10323 54913
Camaiore LU 8 32513 87426
Stazzema LU 8 3193 90619
Massa MS 10 69479 160098
Viareggio LU 11 62467 222565
Massarosa LU 15 22471 245036
Carrara MS 16 63133 308169
Pescaglia LU 17 3526 311695
Fabbriche di Vergemoli LU 18 768 312463
Vagli Sotto LU 18 939 313402
Ortonovo SP 19 8277 321679

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SE of Massa (69479 inhabitants)
11 Km NW of Viareggio (62467 inhabitants)
16 Km SE of Carrara (63133 inhabitants)
27 Km W of Lucca (89046 inhabitants)
32 Km NW of Pisa (89158 inhabitants)
34 Km E of La Spezia (93959 inhabitants)
46 Km N of Livorno (159219 inhabitants)
57 Km W of Pistoia (90315 inhabitants)
72 Km W of Prato (191150 inhabitants)
82 Km W of Scandicci (50609 inhabitants)
87 Km W of Firenze (382808 inhabitants)
89 Km SW of Reggio nell'Emilia (171345 inhabitants)
94 Km S of Parma (192836 inhabitants)
95 Km SW of Modena (184973 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 1.0 2024-02-17
10:47:16
43.9617 10.205 10 2024-02-17
11:02:31
Sala Sismica INGV-Roma 125334491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-17 10:47:16 ± 0.19
Latitude 43.9617 ± 0.0090
Longitude 10.2050 ± 0.0087
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 125334491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1059
Semi-minor axis of confidence ellipse (meter) 406
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 21
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40559
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 125334491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-17 11:02:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2024-02-17T10:49:03.10 3.0 positive manual Pn 3.35 0
IV.DGI.HHZ. 2024-02-17T10:48:52.78 3.0 undecidable manual Sn -6.05 0
SI.ROSI.HHZ. 2024-02-17T10:48:43.60 3.0 undecidable manual Sn 1 0
IV.LAV9.HNZ. 2024-02-17T10:48:40.79 3.0 undecidable manual Sn 0.08 0
OX.CIMO.HHZ. 2024-02-17T10:48:36.11 3.0 undecidable manual Sn -0.56 0
IV.ARVD.HHZ. 2024-02-17T10:48:27.21 3.0 undecidable manual Sg 8.78 0
IV.RNI2.HHZ. 2024-02-17T10:48:21.99 3.0 positive manual Pg 7.87 0
IV.SFI.EHZ. 2024-02-17T10:47:55.46 3.0 undecidable manual S -2.03 0
IV.SSFR.HHZ. 2024-02-17T10:47:55.84 3.0 undecidable manual Pg 5.73 0
IV.PIEI.HHZ. 2024-02-17T10:47:48.20 3.0 negative manual Pn 0.85 0
IV.SARZ.HHZ. 2024-02-17T10:47:39.91 3.0 undecidable manual P -0.53 0
GU.POPM.HHZ. 2024-02-17T10:47:31.22 0.1 undecidable manual S 78 45.0216 50 -0.04 97
IV.MPPT.EHZ. 2024-02-17T10:47:29.67 3.0 undecidable manual P -0.5 0
IV.CRMI.HHZ. 2024-02-17T10:47:28.99 3.0 positive manual P -0.37 0
IV.BDI.HHZ. 2024-02-17T10:47:27.79 0.3 undecidable manual S 70 33.1446 50 -0.31 70
MN.VLC.HHZ. 2024-02-17T10:47:26.11 0.1 undecidable manual S 33 26.2515 110 -0.04 100
IV.PLMA.HHZ. 2024-02-17T10:47:26.47 0.1 undecidable manual S 289 29.6481 50 -0.71 83
GU.SARM.EHZ. 2024-02-17T10:47:26.97 0.3 undecidable manual S 32 29.1486 50 -0.08 74
GU.POPM.HHZ. 2024-02-17T10:47:25.24 0.1 undecidable manual P 78 45.0216 50 0.24 93
GU.MAIM.HHZ. 2024-02-17T10:47:24.53 0.3 undecidable manual S 103 23.5542 112 -0.72 63
GU.EQUI.HHZ. 2024-02-17T10:47:24.80 0.1 undecidable manual S 350 23.0547 112 -0.3 95
GU.CARD.HHZ. 2024-02-17T10:47:24.81 0.1 undecidable manual S 72 23.2545 112 -0.36 94
IV.BDI.HHZ. 2024-02-17T10:47:23.40 0.1 undecidable manual P 70 33.1446 50 0.23 95
IV.PLMA.HHZ. 2024-02-17T10:47:22.84 0.1 undecidable manual P 289 29.6481 50 0.2 96
GU.SARM.EHZ. 2024-02-17T10:47:22.97 0.1 undecidable manual P 32 29.1486 50 0.4 92
MN.VLC.HHZ. 2024-02-17T10:47:22.42 0.1 undecidable manual P 33 26.2515 110 0.37 93
GU.CARD.HHZ. 2024-02-17T10:47:21.66 0.1 undecidable manual P 72 23.2545 112 0.18 98
GU.MAIM.HHZ. 2024-02-17T10:47:21.73 0.1 undecidable manual P 103 23.5542 112 0.2 97
GU.EQUI.HHZ. 2024-02-17T10:47:21.76 0.1 undecidable manual P 350 23.0547 112 0.32 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.MAIM.HHN. ML:1.0 0.00005865 0.18 AML other m 2024-02-17T10:47:24.63
GU.MAIM.HHE. ML:1.0 0.00006980574000000001 0.2176 AML other m 2024-02-17T10:47:25.24
MN.VLC.HHE. ML:1.1 0.000072418955 0.1024 AML other m 2024-02-17T10:47:26.35
MN.VLC.HHN. ML:1.0 0.00005210488 0.1408 AML other m 2024-02-17T10:47:26.19
IV.PLMA.HHN. ML:1.1 0.00006419999999999999 0.42 AML other m 2024-02-17T10:47:26.78
IV.PLMA.HHE. ML:0.8 0.0000330021525 0.1792 AML other m 2024-02-17T10:47:26.94
IV.BDI.HHE. ML:1.1 0.00005365 0.28 AML other m 2024-02-17T10:47:28.03
IV.BDI.HHN. ML:1.0 0.000043650000000000004 0.1 AML other m 2024-02-17T10:47:28.44
GU.POPM.HHN. ML:1.2 0.000046998915 0.16 AML other m 2024-02-17T10:47:32.34
GU.POPM.HHE. ML:1.4 0.0000729 0.34 AML other m 2024-02-17T10:47:31.90
IV.MPPT.EHE. ML:0.8 0.0000093626895 0.1792 AML other m 2024-02-17T10:47:40.68
IV.MPPT.EHN. ML:0.8 0.0000122425865 0.2048 AML other m 2024-02-17T10:47:41.14
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