Earthquake with magnitude of ML 1.1 on date 04-04-2024 and time 10:15:11 (Italy) in region 2 km W Borgo a Mozzano (LU)

A magnitude ML 1.1 earthquake occured in region: 2 km W Borgo a Mozzano (LU), on

  • 04-04-2024 08:15:11 (UTC)
  • 04-04-2024 10:15:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9780, 10.5170 at 6 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
Borgo a Mozzano LU 2 6994 6994
Bagni di Lucca LU 7 6161 13155
Pescaglia LU 9 3526 16681
Coreglia Antelminelli LU 10 5215 21896
Barga LU 11 10034 31930
Gallicano LU 11 3807 35737
Villa Basilica LU 12 1633 37370
Molazzana LU 13 1043 38413
Fabbriche di Vergemoli LU 14 768 39181
Lucca LU 15 89046 128227
Capannori LU 15 46252 174479
Pescia PT 16 19644 194123
Fosciandora LU 16 602 194725
Castelnuovo di Garfagnana LU 17 5950 200675
Porcari LU 17 8845 209520
Camaiore LU 18 32513 242033
Stazzema LU 18 3193 245226
Massarosa LU 18 22471 267697
Montecarlo LU 19 4428 272125
Uzzano PT 19 5770 277895
Pieve Fosciana LU 19 2414 280309
Massa e Cozzile PT 20 7983 288292

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km N of Lucca (89046 inhabitants)
25 Km E of Viareggio (62467 inhabitants)
31 Km NE of Pisa (89158 inhabitants)
31 Km E of Massa (69479 inhabitants)
33 Km W of Pistoia (90315 inhabitants)
35 Km E of Carrara (63133 inhabitants)
48 Km W of Prato (191150 inhabitants)
50 Km NE of Livorno (159219 inhabitants)
57 Km E of La Spezia (93959 inhabitants)
59 Km W of Scandicci (50609 inhabitants)
64 Km W of Firenze (382808 inhabitants)
81 Km S of Reggio nell'Emilia (171345 inhabitants)
81 Km SW of Modena (184973 inhabitants)
87 Km SW of Bologna (386663 inhabitants)
93 Km S of Parma (192836 inhabitants)
94 Km SW of Carpi (70699 inhabitants)
98 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 1.1 2024-04-04
08:15:11
43.9777 10.517 6 2024-04-04
08:26:07
Sala Sismica INGV-Roma 126466121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-04 08:15:11 ± 0.32
Latitude 43.9777 ± 0.0090
Longitude 10.5170 ± 0.0150
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126466121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1169
Semi-minor axis of confidence ellipse (meter) 422
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
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) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37592
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:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 126466121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-04 08:26:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2024-04-04T08:17:00.42 3.0 negative manual Pg 18.68 0
IV.POFI.HNZ. 2024-04-04T08:16:50.53 3.0 undecidable manual Sg 6.84 0
CH.MUGIO.HHZ. 2024-04-04T08:16:17.96 3.0 undecidable manual Sg 5.49 0
IV.FDMO.HHZ. 2024-04-04T08:16:15.89 3.0 undecidable manual Sn -0.01 0
IV.FIAM.HHZ. 2024-04-04T08:16:00.14 3.0 undecidable manual Pg 7.36 0
IV.TEOL.HHZ. 2024-04-04T08:15:39.68 3.0 undecidable manual Pn 0.57 0
4P.IT07A.HHZ. 2024-04-04T08:15:28.01 3.0 positive manual P -0.08 0
GU.GSCL.HHZ. 2024-04-04T08:15:27.46 0.6 undecidable manual S 8 41.7249 98 0.83 40
GU.EQUI.HHZ. 2024-04-04T08:15:24.22 0.6 undecidable manual S 306 35.742 99 -0.36 47
GU.GSCL.HHZ. 2024-04-04T08:15:20.47 0.1 undecidable manual P 8 41.7249 98 0.02 100
GU.SARM.EHZ. 2024-04-04T08:15:20.40 0.6 undecidable manual S 338 24.6531 104 -0.41 47
GU.EQUI.HHZ. 2024-04-04T08:15:18.85 0.1 undecidable manual P 306 35.742 99 -0.41 93
GU.SARM.EHZ. 2024-04-04T08:15:17.96 0.1 undecidable manual P 338 24.6531 104 0.87 80
GU.POPM.HHE. 2024-04-04T08:15:16.04 0.1 undecidable manual P 69 20.5683 106 -0.24 99
GU.MAIM.HHZ. 2024-04-04T08:15:15.81 0.6 undecidable manual S 196 7.4814 129 0.51 48
IV.BDI.HHZ. 2024-04-04T08:15:15.83 0.6 undecidable manual S 34 11.3775 118 -0.61 46
IV.BDI.HHZ. 2024-04-04T08:15:14.73 0.6 negative manual P 34 11.3775 118 0.17 51
GU.CARD.HHZ. 2024-04-04T08:15:14.92 0.6 undecidable manual S 333 6.0939 134 -0.03 53
GU.MAIM.HHZ. 2024-04-04T08:15:13.66 0.3 positive manual P 196 7.4814 129 -0.25 76
GU.CARD.HHZ. 2024-04-04T08:15:13.89 0.6 undecidable manual P 333 6.0939 134 0.19 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.CARD.HHE. ML:0.0 0.00021910014999999998 0.2 AML other m 2024-04-04T08:15:16.15
GU.MAIM.HHN. ML:0.0 0.00022907169999999998 0.52 AML other m 2024-04-04T08:15:17.49
GU.CARD.HHN. ML:0.0 0.00018095205 0.64 AML other m 2024-04-04T08:15:20.74
IV.BDI.HHN. ML:1.2 0.00025256435 0.98 AML other m 2024-04-04T08:15:20.43
IV.BDI.HHE. ML:1.0 0.00014115 0.72 AML other m 2024-04-04T08:15:20.79
IV.BDI.HNE. ML:1.1 0.0001844289 0.49 AML other m 2024-04-04T08:15:18.82
IV.BDI.HNN. ML:1.2 0.00019769625000000003 0.68 AML other m 2024-04-04T08:15:21.20
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