Earthquake with magnitude of ML 0.7 on date 29-10-2023 and time 23:47:06 (Italy) in region 6 km N Lucca (LU)

A magnitude ML 0.7 earthquake occured in region: 6 km N Lucca (LU), on

  • 29-10-2023 22:47:06 (UTC)
  • 29-10-2023 23:47:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9000, 10.4860 at 9 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
Lucca LU 6 89046 89046
Capannori LU 9 46252 135298
Pescaglia LU 10 3526 138824
Borgo a Mozzano LU 10 6994 145818
Massarosa LU 12 22471 168289
Porcari LU 12 8845 177134
Villa Basilica LU 13 1633 178767
Bagni di Lucca LU 15 6161 184928
Camaiore LU 15 32513 217441
Vecchiano PI 15 12189 229630
San Giuliano Terme PI 15 31399 261029
Montecarlo LU 16 4428 265457
Pescia PT 16 19644 285101
Altopascio LU 18 15481 300582
Uzzano PT 18 5770 306352
Gallicano LU 18 3807 310159
Coreglia Antelminelli LU 19 5215 315374
Stazzema LU 19 3193 318567
Fabbriche di Vergemoli LU 19 768 319335
Viareggio LU 19 62467 381802
Barga LU 19 10034 391836
Calci PI 19 6426 398262
Buggiano PT 20 8825 407087
Chiesina Uzzanese PT 20 4552 411639

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km N of Lucca (89046 inhabitants)
19 Km E of Viareggio (62467 inhabitants)
21 Km NE of Pisa (89158 inhabitants)
32 Km E of Massa (69479 inhabitants)
35 Km W of Pistoia (90315 inhabitants)
37 Km SE of Carrara (63133 inhabitants)
41 Km NE of Livorno (159219 inhabitants)
49 Km W of Prato (191150 inhabitants)
57 Km E of La Spezia (93959 inhabitants)
58 Km W of Scandicci (50609 inhabitants)
64 Km W of Firenze (382808 inhabitants)
90 Km S of Reggio nell'Emilia (171345 inhabitants)
90 Km SW of Modena (184973 inhabitants)
94 Km NW of Siena (53903 inhabitants)
95 Km SW of Bologna (386663 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 2023-10-29
22:47:06
43.8995 10.4862 9 2023-10-29
22:56:29
Sala Sismica INGV-Roma 122558131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-29 22:47:06 ± 0.14
Latitude 43.8995 ± 0.0063
Longitude 10.4862 ± 0.0162
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122558131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1363
Semi-minor axis of confidence ellipse (meter) 549
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 1360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45686
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 122558131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-29 22:56:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2023-10-29T22:47:28.41 3.0 undecidable manual S 1.7 0
GU.GSCL.HHE. 2023-10-29T22:47:23.34 0.1 undecidable manual S 9 50.7159 50 -0.04 92
IV.CRMI.HHZ. 2023-10-29T22:47:20.46 0.1 undecidable manual S 106 41.1255 50 -0.37 87
GU.EQUI.HHE. 2023-10-29T22:47:19.89 0.3 undecidable manual S 318 39.7269 50 -0.57 62
IV.FNVD.HHZ. 2023-10-29T22:47:18.27 3.0 positive manual P 0.02 0
GU.GSCL.HHE. 2023-10-29T22:47:16.84 0.6 undecidable manual P 9 50.7159 50 0.41 42
IV.CRMI.HHZ. 2023-10-29T22:47:15.38 0.1 undecidable manual P 106 41.1255 50 0.43 86
GU.EQUI.HHE. 2023-10-29T22:47:15.20 0.3 undecidable manual P 318 39.7269 50 0.46 64
IV.PII.HHZ. 2023-10-29T22:47:14.24 0.1 undecidable manual S 171 19.9689 114 -0.29 92
GU.POPM.HHZ. 2023-10-29T22:47:12.49 3.0 undecidable manual P -0.03 0
GU.CARD.HHZ. 2023-10-29T22:47:12.42 0.1 undecidable manual S 359 14.0748 123 -0.31 93
IV.PII.HHZ. 2023-10-29T22:47:11.65 0.6 undecidable manual P 171 19.9689 114 0.32 46
GU.CARD.HHZ. 2023-10-29T22:47:10.51 0.1 undecidable manual P 359 14.0748 123 0.23 94
GU.MAIM.HHZ. 2023-10-29T22:47:10.08 0.1 undecidable manual S 16 1.5984 170 -0.04 100
GU.MAIM.HHZ. 2023-10-29T22:47:09.20 1.0 undecidable manual P 16 1.5984 170 0.43 23
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.MAIM.HHE. ML:0.0 0.0001460723 0.0768 AML other m 2023-10-29T22:47:10.23
GU.MAIM.HHN. ML:0.0 0.0001235346 0.1024 AML other m 2023-10-29T22:47:10.41
GU.CARD.HHN. ML:0.8 0.000061297405 0.2176 AML other m 2023-10-29T22:47:12.51
IV.PII.HHE. ML:0.8 0.000051377429999999996 0.1408 AML other m 2023-10-29T22:47:15.10
IV.PII.HHN. ML:0.7 0.000038644770000000004 0.128 AML other m 2023-10-29T22:47:15.03
GU.POPM.HHE. ML:0.4 0.000013519765 0.1664 AML other m 2023-10-29T22:47:17.75
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