Earthquake (quarry blast) with magnitude of ML 1.3 on date 07-02-2020 and time 14:13:51 (UTC) in region 5 km E Pescaglia (LU)

A magnitude ML 1.3 (quarry blast) earthquake occured in region: 5 km E Pescaglia (LU), on

  • 07-02-2020 14:13:51 (UTC)
  • 07-02-2020 15:13:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.97, 10.47 at 0 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
Pescaglia LU 5 3526 3526
Borgo a Mozzano LU 6 6994 10520
Gallicano LU 10 3807 14327
Bagni di Lucca LU 11 6161 20488
Fabbriche di Vergemoli LU 11 768 21256
Coreglia Antelminelli LU 11 5215 26471
Barga LU 11 10034 36505
Molazzana LU 12 1043 37548
Camaiore LU 14 32513 70061
Stazzema LU 14 3193 73254
Lucca LU 15 89046 162300
Villa Basilica LU 15 1633 163933
Massarosa LU 15 22471 186404
Fosciandora LU 16 602 187006
Castelnuovo di Garfagnana LU 16 5950 192956
Capannori LU 16 46252 239208
Pieve Fosciana LU 18 2414 241622
Porcari LU 19 8845 250467
Pescia PT 19 19644 270111
Pietrasanta LU 19 24007 294118
Seravezza LU 19 13073 307191

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km N of Lucca (89046 inhabitants)
21 Km NE of Viareggio (62467 inhabitants)
27 Km E of Massa (69479 inhabitants)
29 Km N of Pisa (89158 inhabitants)
32 Km E of Carrara (63133 inhabitants)
36 Km W of Pistoia (90315 inhabitants)
48 Km N of Livorno (159219 inhabitants)
51 Km W of Prato (191150 inhabitants)
53 Km E of La Spezia (93959 inhabitants)
62 Km W of Scandicci (50609 inhabitants)
67 Km W of Firenze (382808 inhabitants)
82 Km S of Reggio nell'Emilia (171345 inhabitants)
83 Km SW of Modena (184973 inhabitants)
91 Km SW of Bologna (386663 inhabitants)
93 Km S of Parma (192836 inhabitants)
96 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
Bulletin
Rev1000
ML 1.3 2020-02-07
14:13:51
43.97 10.47 1 2020-07-18
21:08:25
Bollettino Sismico Italiano INGV 77189991
Reviewed
Rev100
ML 1.3 2020-02-07
14:13:50
43.97 10.47 6 2020-02-07
14:24:54
Sala Sismica INGV-Roma 76318941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-07 14:13:51 ± 0.11
Latitude 43.97 ± 0.01
Longitude 10.47 ± 0.01
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 77189991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 970
Semi-minor axis of confidence ellipse (meter) 640
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 970
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.44876
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 77189991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-11 11:39:40

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 76318941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-07 14:24:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PLMA.HHN. 2020-02-07T14:14:00.86 0.6 undecidable manual P 280 0.4488 91 -0.12 47
IV.CRMI.HNE. 2020-02-07T14:14:00.16 0.3 undecidable manual P 116 0.4083 91 0.08 71
GU.GSCL.HHN. 2020-02-07T14:13:59.37 0.3 undecidable manual P 13 0.3867 91 -0.23 69
GU.EQUI.HHN. 2020-02-07T14:13:57.28 0.3 undecidable manual P 310 0.2977 91 -0.34 69
IV.PII.HHZ. 2020-02-07T14:13:56.33 0.1 undecidable manual P 171 0.2545 91 -0.33 93
GU.POPM.HHZ. 2020-02-07T14:13:55.56 0.1 positive manual P 71 0.2194 91 -0.31 94
GU.SARM.EHZ. 2020-02-07T14:13:55.82 0.1 undecidable manual P 347 0.2167 91 0.01 100
MN.VLC.HHZ. 2020-02-07T14:13:55.60 0.1 positive manual P 342 0.1952 91 0.25 95
IV.BDI.HHZ. 2020-02-07T14:13:53.79 0.3 undecidable manual P 45 0.1277 92 -0.05 76
GU.CARD.HHZ. 2020-02-07T14:13:52.58 0.1 undecidable manual P 10 0.054 95 0.38 95
GU.MAIM.HHZ. 2020-02-07T14:13:52.83 0.1 undecidable manual P 165 0.0612 94 0.47 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHN. ML:1.4 0.0003085 0.52 AML other m 2020-02-07T14:13:58.08
IV.BDI.HHE. ML:1.4 0.000293 1.36 AML other m 2020-02-07T14:13:59.14
GU.POPM.HHN. ML:1.5 0.000192 1.52 AML other m 2020-02-07T14:13:59.16
GU.POPM.HHE. ML:1.4 0.000172 1.38 AML other m 2020-02-07T14:14:00.89
IV.PII.HHE. ML:1.4 0.000136 0.3 AML other m 2020-02-07T14:14:00.84
MN.VLC.HNN. ML:1.3 0.0001565 0.42 AML other m 2020-02-07T14:14:03.49
MN.VLC.HHN. ML:1.2 0.0001335 0.54 AML other m 2020-02-07T14:14:03.55
IV.PII.HHN. ML:1.3 0.00010385 0.3 AML other m 2020-02-07T14:14:03.51
MN.VLC.HNE. ML:1.1 0.0001065 1.08 AML other m 2020-02-07T14:14:04.79
MN.VLC.HHE. ML:1.1 0.0001021 0.86 AML other m 2020-02-07T14:14:04.35
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