Earthquake with magnitude of ML 1.2 on date 30-01-2023 and time 19:17:04 (UTC) in region 6 km NE Bagni di Lucca (LU)

A magnitude ML 1.2 earthquake occured in region: 6 km NE Bagni di Lucca (LU), on

  • 30-01-2023 19:17:04 (UTC)
  • 30-01-2023 20:17:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0600, 10.6280 at 3 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
Bagni di Lucca LU 6 6161 6161
Coreglia Antelminelli LU 8 5215 11376
Abetone PT 10 621 11997
Borgo a Mozzano LU 11 6994 18991
Cutigliano PT 11 1488 20479
Barga LU 11 10034 30513
Piteglio PT 12 1683 32196
San Marcello Pistoiese PT 13 6416 38612
Fiumalbo MO 14 1280 39892
Villa Basilica LU 15 1633 41525
Fosciandora LU 15 602 42127
Gallicano LU 15 3807 45934
Pievepelago MO 17 2222 48156
Molazzana LU 17 1043 49199
Marliana PT 18 3210 52409
Pescia PT 18 19644 72053
Castelnuovo di Garfagnana LU 18 5950 78003
Pieve Fosciana LU 19 2414 80417
Massa e Cozzile PT 19 7983 88400
Riolunato MO 19 712 89112
Fabbriche di Vergemoli LU 20 768 89880
Castiglione di Garfagnana LU 20 1818 91698

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Lucca (89046 inhabitants)
27 Km NW of Pistoia (90315 inhabitants)
37 Km NE of Viareggio (62467 inhabitants)
39 Km E of Massa (69479 inhabitants)
42 Km NE of Pisa (89158 inhabitants)
42 Km E of Carrara (63133 inhabitants)
43 Km W of Prato (191150 inhabitants)
56 Km NW of Scandicci (50609 inhabitants)
60 Km NW of Firenze (382808 inhabitants)
62 Km NE of Livorno (159219 inhabitants)
64 Km E of La Spezia (93959 inhabitants)
70 Km SW of Modena (184973 inhabitants)
71 Km S of Reggio nell'Emilia (171345 inhabitants)
75 Km SW of Bologna (386663 inhabitants)
83 Km S of Carpi (70699 inhabitants)
86 Km S of Parma (192836 inhabitants)
93 Km W of Imola (69797 inhabitants)
100 Km NW of Siena (53903 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 2023-01-30
19:17:04
44.0598 10.6277 3 2023-01-30
19:26:46
Sala Sismica INGV-Roma 113917171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-30 19:17:04 ± 0.08
Latitude 44.0598 ± 0.0036
Longitude 10.6277 ± 0.0038
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113917171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 338
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 359
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
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 20
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29228
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 113917171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-30 19:26:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2023-01-30T19:18:33.88 3.0 undecidable manual Sg 1.83 0
IV.CET2.HHZ. 2023-01-30T19:18:21.83 3.0 negative manual Pn -5.67 0
CR.STON.BHZ. 2023-01-30T19:18:04.88 3.0 positive manual Pn -7.97 0
IV.VARE.HHZ. 2023-01-30T19:17:41.50 3.0 undecidable manual Pg 10.08 0
IV.SMA1.EHZ. 2023-01-30T19:17:34.62 3.0 negative manual Pg -2.55 0
CH.FUORN.HHZ. 2023-01-30T19:17:32.81 3.0 undecidable manual Pn 0.19 0
GU.GSCL.HHE. 2023-01-30T19:17:15.57 0.6 undecidable manual S 354 32.4453 95 0.03 48
GU.SARM.EHE. 2023-01-30T19:17:12.69 0.6 undecidable manual S 307 22.755 98 0.48 44
GU.MAIM.HHZ. 2023-01-30T19:17:11.16 0.6 undecidable manual S 214 19.5693 99 0.03 49
GU.GSCL.HHE. 2023-01-30T19:17:10.72 0.1 undecidable manual P 354 32.4453 95 -0.05 95
GU.SARM.EHE. 2023-01-30T19:17:08.60 0.1 undecidable manual P 307 22.755 98 -0.24 93
GU.MAIM.HHZ. 2023-01-30T19:17:08.12 0.6 negative manual P 214 19.5693 99 -0.1 48
GU.POPM.HHZ. 2023-01-30T19:17:08.14 0.6 undecidable manual S 99 10.3785 106 0.12 49
MN.VLC.HHZ. 2023-01-30T19:17:08.69 1.0 negative manual P 300 22.1556 98 -0.05 24
GU.CARD.HHZ. 2023-01-30T19:17:08.76 0.6 undecidable manual S 252 12.1767 104 0.14 48
GU.POPM.HHZ. 2023-01-30T19:17:06.48 0.1 undecidable manual P 99 10.3785 106 0.05 99
GU.CARD.HHZ. 2023-01-30T19:17:06.86 1.0 negative manual P 252 12.1767 104 0.09 24
IV.BDI.HHZ. 2023-01-30T19:17:05.01 0.1 undecidable manual P 277 2.5974 140 -0.05 100
IV.IMOL.HNZ. 2023-01-30T19:17:05.71 3.0 positive manual P -1.25 0
IV.BDI.HHZ. 2023-01-30T19:17:05.58 0.6 undecidable manual S 277 2.5974 140 -0.07 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.POPM.HHN. ML:1.4 0.000461 1.16 AML other m 2023-01-30T19:17:08.25
GU.POPM.HHE. ML:1.5 0.0005819999999999999 0.92 AML other m 2023-01-30T19:17:09.53
GU.CARD.HHE. ML:1.0 0.0001515 0.1 AML other m 2023-01-30T19:17:09.23
GU.CARD.HHN. ML:1.0 0.000141 0.66 AML other m 2023-01-30T19:17:11.73
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