Earthquake (quarry blast) with magnitude of ML 1.9 on date 01-04-2019 and time 17:43:06 (Italy) in region 4 km SW Borgo a Mozzano (LU)

A magnitude ML 1.9 (quarry blast) earthquake occured in region: 4 km SW Borgo a Mozzano (LU), on

  • 01-04-2019 15:43:06 (UTC)
  • 01-04-2019 17:43:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.95, 10.52 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 4 6994 6994
Bagni di Lucca LU 9 6161 13155
Pescaglia LU 9 3526 16681
Villa Basilica LU 10 1633 18314
Lucca LU 12 89046 107360
Capannori LU 12 46252 153612
Coreglia Antelminelli LU 13 5215 158827
Gallicano LU 14 3807 162634
Barga LU 14 10034 172668
Porcari LU 14 8845 181513
Pescia PT 14 19644 201157
Fabbriche di Vergemoli LU 16 768 201925
Montecarlo LU 16 4428 206353
Molazzana LU 16 1043 207396
Uzzano PT 17 5770 213166
Massarosa LU 17 22471 235637
Camaiore LU 17 32513 268150
Buggiano PT 18 8825 276975
Massa e Cozzile PT 19 7983 284958
Stazzema LU 19 3193 288151
Altopascio LU 19 15481 303632
Fosciandora LU 19 602 304234
Castelnuovo di Garfagnana LU 20 5950 310184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km N of Lucca (89046 inhabitants)
24 Km E of Viareggio (62467 inhabitants)
28 Km NE of Pisa (89158 inhabitants)
32 Km W of Pistoia (90315 inhabitants)
32 Km E of Massa (69479 inhabitants)
37 Km E of Carrara (63133 inhabitants)
47 Km W of Prato (191150 inhabitants)
47 Km NE of Livorno (159219 inhabitants)
57 Km W of Scandicci (50609 inhabitants)
58 Km E of La Spezia (93959 inhabitants)
62 Km W of Firenze (382808 inhabitants)
84 Km S of Reggio nell'Emilia (171345 inhabitants)
84 Km SW of Modena (184973 inhabitants)
89 Km SW of Bologna (386663 inhabitants)
96 Km NW of Siena (53903 inhabitants)
96 Km S of Parma (192836 inhabitants)
97 Km SW of Carpi (70699 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
Rev 1000 ML 1.9 2019-04-01
15:43:06
43.95 10.52 8 2019-08-22
08:25:10
Bollettino Sismico Italiano INGV 70443471
Rev 100 ML 1.9 2019-04-01
15:43:06
43.95 10.53 5 2019-04-01
15:53:26
Sala Sismica INGV-Roma 67166071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-01 15:43:06 ± 0.08
Latitude 43.95 ± 0.00
Longitude 10.52 ± 0.01
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 70443471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 483
Semi-minor axis of confidence ellipse (meter) 428
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 262
Circular confidence region, given by single value of horizontal uncertainty (meter) 480
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.87864
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 70443471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-23 09:09:03

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 67166071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-01 15:53:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IT.VNF1.HGZ. 2019-04-01T15:44:55.97 3.0 undecidable manual Sg 10.12 0
IV.MELA.HHZ. 2019-04-01T15:44:55.72 3.0 undecidable manual Sn -1.81 0
IV.LIK.EHZ.01 2019-04-01T15:44:41.99 3.0 undecidable manual Sn 2.71 0
IV.CMPR.HHZ. 2019-04-01T15:44:38.30 3.0 undecidable manual P 1.442 0
IV.MCRV.HHZ. 2019-04-01T15:44:21.26 3.0 undecidable manual P 2.97 0
IV.DGI.HHZ. 2019-04-01T15:44:13.67 3.0 undecidable manual P 8.75 0
IV.ZONE.HHZ. 2019-04-01T15:44:00.80 3.0 undecidable manual S -2.71 0
IV.GIUL.HHZ. 2019-04-01T15:43:56.14 3.0 positive manual P -0.78 0
IV.FDMO.HHZ. 2019-04-01T15:43:43.27 3.0 undecidable manual P 0.85 0
IV.ZONE.HHZ. 2019-04-01T15:43:33.86 3.0 undecidable manual P -5.45 0
IV.FROS.CHE. 2019-04-01T15:43:23.77 0.6 undecidable manual P 148 0.8705 50 0.87 0
IV.TRIF.CHZ. 2019-04-01T15:43:23.60 1.0 undecidable manual P 162 0.8786 50 0.56 0
IV.CSNT.HHZ. 2019-04-01T15:43:22.46 0.6 undecidable manual P 130 0.7311 50 1.94 0
IV.OSSC.HNE. 2019-04-01T15:43:21.12 0.6 undecidable manual P 129 0.6745 50 1.58 1
IV.MAGO.CHZ. 2019-04-01T15:43:20.17 1.0 undecidable manual P 172 0.6826 50 0.48 1
IV.RUFI.EHE. 2019-04-01T15:43:20.85 1.0 undecidable manual P 99 0.7204 50 0.52 0
IV.CAVE.HHZ. 2019-04-01T15:43:20.83 3.0 negative manual P -4.4 0
IV.SEI.HHZ. 2019-04-01T15:43:19.41 0.6 undecidable manual P 80 0.6106 50 0.95 8
GU.GRAM.HHZ. 2019-04-01T15:43:19.31 0.3 undecidable manual P 329 0.6322 50 0.48 9
GU.EQUI.HHZ. 2019-04-01T15:43:18.52 0.6 undecidable manual S 309 0.3417 50 -1 37
IV.PLMA.HHZ. 2019-04-01T15:43:17.06 0.6 undecidable manual P 282 0.4901 50 0.65 30
IV.FNVD.HHZ. 2019-04-01T15:43:17.09 0.6 undecidable manual P 63 0.4838 50 0.8 29
GU.SARM.EHZ. 2019-04-01T15:43:16.39 0.6 undecidable manual S 340 0.25 105 0.26 48
IV.MOCL.EHZ. 2019-04-01T15:43:16.78 0.3 undecidable manual P 83 0.4775 50 0.6 49
GU.GSCL.HHE. 2019-04-01T15:43:15.02 0.6 undecidable manual P 7 0.4038 50 0.1 47
MN.VLC.HHZ. 2019-04-01T15:43:15.68 0.6 undecidable manual S 335 0.2311 106 0.25 48
IV.PII.HHZ. 2019-04-01T15:43:14.84 0.6 undecidable manual S 179 0.2266 107 -0.43 46
IV.MPPT.EHE. 2019-04-01T15:43:14.91 0.6 undecidable manual P 89 0.4092 50 -0.1 47
IV.CRMI.HHE. 2019-04-01T15:43:14.34 0.6 undecidable manual P 115 0.3642 50 0.1 49
IV.MTCR.EHZ. 2019-04-01T15:43:13.77 0.3 undecidable manual P 77 0.3543 50 -0.31 71
GU.POPM.HHZ. 2019-04-01T15:43:13.48 0.6 undecidable manual S 60 0.1943 109 -0.6 43
GU.EQUI.HHZ. 2019-04-01T15:43:13.59 0.3 undecidable manual P 309 0.3417 50 -0.27 71
IV.PII.HHZ. 2019-04-01T15:43:11.57 0.1 positive manual P 179 0.2266 107 0.16 97
IV.BDI.HHZ. 2019-04-01T15:43:11.48 0.6 undecidable manual S 25 0.125 118 -0.16 49
GU.SARM.EHZ. 2019-04-01T15:43:11.75 0.3 undecidable manual P 340 0.25 105 -0.16 73
MN.VLC.HHZ. 2019-04-01T15:43:11.53 0.1 negative manual P 335 0.2311 106 0.03 100
GU.POPM.HHZ. 2019-04-01T15:43:10.66 0.3 undecidable manual P 60 0.1943 109 -0.06 74
GU.CARD.HHZ. 2019-04-01T15:43:10.30 0.6 undecidable manual S 340 0.0818 130 0.06 50
IV.BDI.HHZ. 2019-04-01T15:43:09.33 0.1 undecidable manual P 25 0.125 118 0.01 100
GU.CARD.HHZ. 2019-04-01T15:43:08.61 0.1 undecidable manual P 340 0.0818 130 0.1 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.CARD.HHE. ML:0 0.002275 0.68 AML other m 2019-04-01T15:43:11.34
GU.CARD.HHN. ML:0 0.00191 0.34 AML other m 2019-04-01T15:43:11.91
IV.BDI.HNE. ML:0 0.00165897 0.3328 AML other m 2019-04-01T15:43:11.80
IV.BDI.HHE. ML:0 0.0016740445 0.3456 AML other m 2019-04-01T15:43:11.80
GU.POPM.HHE. ML:0 0.00189 1.68 AML other m 2019-04-01T15:43:14.12
GU.POPM.HHN. ML:0 0.00148 0.58 AML other m 2019-04-01T15:43:15.31
IV.BDI.HHN. ML:0 0.001675 1.14 AML other m 2019-04-01T15:43:15.09
IV.PII.HHE. ML:0 0.000896 0.72 AML other m 2019-04-01T15:43:15.19
IV.BDI.HNN. ML:0 0.0013451731 0.64 AML other m 2019-04-01T15:43:15.10
MN.VLC.HHE. ML:0 0.0001915 1.54 AML other m 2019-04-01T15:43:16.88
MN.VLC.HNE. ML:0 0.000201 1.56 AML other m 2019-04-01T15:43:16.89
MN.VLC.HHN. ML:1.7 0.0002765 0.36 AML other m 2019-04-01T15:43:16.04
MN.VLC.HNN. ML:1.7 0.0003025 0.36 AML other m 2019-04-01T15:43:16.04
IV.PII.HHN. ML:0 0.0005615 0.34 AML other m 2019-04-01T15:43:17.45
GU.SARM.EHE. ML:0 0.0003445 1.5 AML other m 2019-04-01T15:43:19.81
GU.SARM.EHN. ML:2.1 0.0007325 1.44 AML other m 2019-04-01T15:43:19.85
IV.MTCR.EHN. ML:0 0.0003555212 0.4224 AML other m 2019-04-01T15:43:20.46
IV.MTCR.EHE. ML:0 0.0002615 0.78 AML other m 2019-04-01T15:43:23.86
IV.MOCL.EHE. ML:0 0.0001665 0.5 AML other m 2019-04-01T15:43:28.29
IV.MOCL.EHN. ML:0 0.0002585 0.52 AML other m 2019-04-01T15:43:26.09
IV.PLMA.HHE. ML:1.6 9.415E-5 0.4 AML other m 2019-04-01T15:43:28.32
IV.PLMA.HHN. ML:1.7 0.00010825 1.14 AML other m 2019-04-01T15:43:28.70
IV.MAGO.CHN. ML:1.6 5.805E-5 0.14 AML other m 2019-04-01T15:43:30.49
IV.MAGO.CHE. ML:1.8 9.305E-5 0.36 AML other m 2019-04-01T15:43:30.49
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download