Earthquake (quarry blast) with magnitude of ML 1.0 on date 08-06-2023 and time 07:58:36 (UTC) in region 2 km SW Borgo a Mozzano (LU)

A magnitude ML 1.0 (quarry blast) earthquake occured in region: 2 km SW Borgo a Mozzano (LU), on

  • 08-06-2023 07:58:36 (UTC)
  • 08-06-2023 09:58:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9590, 10.5330 at 8 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Event type: quarry blast.

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 8 6161 13155
Pescaglia LU 10 3526 16681
Villa Basilica LU 10 1633 18314
Coreglia Antelminelli LU 12 5215 23529
Capannori LU 13 46252 69781
Lucca LU 13 89046 158827
Barga LU 13 10034 168861
Gallicano LU 14 3807 172668
Pescia PT 14 19644 192312
Porcari LU 15 8845 201157
Molazzana LU 16 1043 202200
Fabbriche di Vergemoli LU 16 768 202968
Montecarlo LU 16 4428 207396
Uzzano PT 17 5770 213166
Buggiano PT 18 8825 221991
Massa e Cozzile PT 18 7983 229974
Massarosa LU 18 22471 252445
Camaiore LU 18 32513 284958
Fosciandora LU 19 602 285560
Marliana PT 19 3210 288770
Stazzema LU 19 3193 291963
Castelnuovo di Garfagnana LU 19 5950 297913
Altopascio LU 20 15481 313394

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Lucca (89046 inhabitants)
25 Km E of Viareggio (62467 inhabitants)
29 Km NE of Pisa (89158 inhabitants)
31 Km W of Pistoia (90315 inhabitants)
32 Km E of Massa (69479 inhabitants)
37 Km E of Carrara (63133 inhabitants)
46 Km W of Prato (191150 inhabitants)
49 Km NE of Livorno (159219 inhabitants)
57 Km W of Scandicci (50609 inhabitants)
59 Km E of La Spezia (93959 inhabitants)
62 Km W of Firenze (382808 inhabitants)
83 Km S of Reggio nell'Emilia (171345 inhabitants)
83 Km SW of Modena (184973 inhabitants)
88 Km SW of Bologna (386663 inhabitants)
95 Km S of Parma (192836 inhabitants)
96 Km SW of Carpi (70699 inhabitants)
96 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 1.0 2023-06-08
07:58:36
43.9593 10.5327 8 2023-06-08
08:07:18
Sala Sismica INGV-Roma 118203841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-08 07:58:36 ± 0.07
Latitude 43.9593 ± 0.0018
Longitude 10.5327 ± 0.0025
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 118203841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 206
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 142
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.04
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18256
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 118203841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-08 08:07:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2023-06-08T08:00:12.08 3.0 negative manual Pg 9.22 0
IV.PLAC.HNZ. 2023-06-08T08:00:06.63 3.0 undecidable manual Pn -5.88 0
NI.VINO.HHZ. 2023-06-08T08:00:01.38 3.0 undecidable manual Sn 0.87 0
GU.STV.HHZ. 2023-06-08T07:59:57.96 3.0 undecidable manual Sg 9.11 0
NI.PALA.HHZ. 2023-06-08T07:59:53.87 3.0 undecidable manual Sn -3.21 0
IV.TDS.HHZ. 2023-06-08T07:59:49.16 3.0 negative manual Pn -9.96 0
IV.MTMR.EHZ. 2023-06-08T07:59:44.30 3.0 undecidable manual Pg 7.34 0
IV.BAG8.EHZ. 2023-06-08T07:59:41.51 3.0 undecidable manual Sg 4.19 0
IV.STAL.HHZ. 2023-06-08T07:59:17.55 3.0 undecidable manual Pn -1.45 0
IV.CRND.HNZ. 2023-06-08T07:59:09.09 3.0 undecidable manual Pn -1.79 0
IV.SSFR.HNZ. 2023-06-08T07:58:52.79 3.0 undecidable manual P -6.71 0
GU.POPM.HHZ. 2023-06-08T07:58:43.93 0.3 undecidable manual S 62 20.2686 113 0.01 73
IV.BDI.HHZ. 2023-06-08T07:58:41.54 0.3 undecidable manual S 24 12.4764 124 -0.01 74
GU.POPM.HHZ. 2023-06-08T07:58:40.68 0.1 undecidable manual P 62 20.2686 113 -0.03 97
IV.BDI.HHZ. 2023-06-08T07:58:39.38 0.1 undecidable manual P 24 12.4764 124 0.05 98
GU.MAIM.HHZ. 2023-06-08T07:58:38.40 0.1 positive manual P 213 6.0939 144 0.01 100
GU.CARD.HHZ. 2023-06-08T07:58:38.68 0.1 negative manual P 331 8.3805 135 -0.02 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.MAIM.HHE. ML:1.0 0.0001753674 0.5376 AML other m 2023-06-08T07:58:40.81
IV.BDI.HHE. ML:1.1 0.00013350000000000002 1.52 AML other m 2023-06-08T07:58:41.90
GU.MAIM.HHN. ML:0.9 0.000157 1.6 AML other m 2023-06-08T07:58:41.93
IV.BDI.HHN. ML:1.1 0.00014250000000000002 1.56 AML other m 2023-06-08T07:58:41.93
GU.CARD.HHN. ML:0.6 0.00006971028999999999 0.32 AML other m 2023-06-08T07:58:41.36
GU.CARD.HHE. ML:0.8 0.00009995 0.28 AML other m 2023-06-08T07:58:42.48
GU.POPM.HHN. ML:0.9 0.00005851805 0.3008 AML other m 2023-06-08T07:58:44.69
GU.POPM.HHE. ML:1.1 0.00009870000000000001 0.28 AML other m 2023-06-08T07:58:45.23
IV.BDI.HNE. ML:1.2 0.0001807878 0.4992 AML other m 2023-06-08T07:58:41.91
IV.BDI.HNN. ML:1.0 0.00012970775000000002 0.4288 AML other m 2023-06-08T07:58:41.97
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