Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 08-02-2013 and time 11:42:14 (Italy) in region 5 km NE Castiglione di Garfagnana (LU)

A magnitude ML 2.0 earthquake occured in region: 5 km NE Castiglione di Garfagnana (LU), on

  • 08-02-2013 10:42:14 (UTC)
  • 08-02-2013 11:42:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1850, 10.4600 at 15 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castiglione di Garfagnana LU 6 1818 1818
Villa Collemandina LU 6 1334 3152
Pieve Fosciana LU 7 2414 5566
Fosciandora LU 8 602 6168
Castelnuovo di Garfagnana LU 9 5950 12118
San Romano in Garfagnana LU 9 1410 13528
Camporgiano LU 10 2176 15704
Barga LU 13 10034 25738
Piazza al Serchio LU 13 2367 28105
Careggine LU 13 564 28669
Molazzana LU 13 1043 29712
Pievepelago MO 13 2222 31934
Sillano Giuncugnano LU 13 1085 33019
Gallicano LU 14 3807 36826
Coreglia Antelminelli LU 14 5215 42041
Fiumalbo MO 15 1280 43321
Frassinoro MO 15 1926 45247
Fabbriche di Vergemoli LU 16 768 46015
Vagli Sotto LU 16 939 46954
Riolunato MO 16 712 47666
Abetone PT 17 621 48287

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Massa (69479 inhabitants)
31 Km E of Carrara (63133 inhabitants)
38 Km N of Lucca (89046 inhabitants)
39 Km NE of Viareggio (62467 inhabitants)
46 Km NW of Pistoia (90315 inhabitants)
51 Km E of La Spezia (93959 inhabitants)
52 Km N of Pisa (89158 inhabitants)
59 Km S of Reggio nell'Emilia (171345 inhabitants)
61 Km NW of Prato (191150 inhabitants)
63 Km SW of Modena (184973 inhabitants)
69 Km S of Parma (192836 inhabitants)
71 Km N of Livorno (159219 inhabitants)
75 Km SW of Carpi (70699 inhabitants)
75 Km NW of Scandicci (50609 inhabitants)
78 Km W of Bologna (386663 inhabitants)
79 Km NW of Firenze (382808 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 2.0 2013-02-08
10:42:14		 44.1853 10.4598 15 2015-01-20
11:22:40		 Bollettino Sismico Italiano INGV 4839251
Reviewed
Rev100 		ML 2.0 2013-02-08
10:42:13		 44.1937 10.4683 17 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2934831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-02-08 10:42:14 ± 0.1
Latitude 44.1853 ± 0.0063
Longitude 10.4598 ± 0.0063
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4839251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 644
Semi-minor axis of confidence ellipse (meter) 332
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 25
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
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 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.68708
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 2934831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-02-08 10:48:52

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 4839251
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:05:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRMI.HHE. 2013-02-08T10:42:32.90 0.6 undecidable manual S 136 59.8956 95 0.06 45
IV.FNVD.HHE. 2013-02-08T10:42:31.10 0.6 undecidable manual S 92 52.8027 95 0.16 45
IV.PTF.SHE. 2013-02-08T10:42:31.30 0.6 undecidable manual S 117 54.6009 95 -0.13 45
IV.PLMA.HHZ. 2013-02-08T10:42:30.30 0.1 undecidable manual S 253 50.616 96 -0.05 92
GU.GRAM.HHZ. 2013-02-08T10:42:29.10 0.1 undecidable manual S 317 46.1205 96 -0.08 93
IV.MSSA.HHE. 2013-02-08T10:42:27.96 0.3 undecidable manual P 281 76.2681 93 0.42 61
IV.CRMI.HHE. 2013-02-08T10:42:25.38 0.3 undecidable manual P 136 59.8956 95 0.35 64
IV.PTF.SHE. 2013-02-08T10:42:24.16 0.6 undecidable manual P 117 54.6009 95 -0.05 46
IV.PLMA.HHZ. 2013-02-08T10:42:24.04 0.1 undecidable manual P 253 50.616 96 0.45 85
IV.ZCCA.HHE. 2013-02-08T10:42:23.23 0.6 undecidable manual P 66 44.9217 97 0.5 42
GU.EQUI.HHZ. 2013-02-08T10:42:23.10 0.1 undecidable manual S 265 24.5532 107 -0.4 89
IV.FNVD.HHE. 2013-02-08T10:42:23.46 0.3 undecidable manual P 92 52.8027 95 -0.47 63
GU.GRAM.HHZ. 2013-02-08T10:42:22.69 0.1 undecidable manual P 317 46.1205 96 -0.22 90
GU.CARD.HHZ. 2013-02-08T10:42:22.00 0.1 undecidable manual S 174 17.7711 117 0.17 95
IV.BDI.HHZ. 2013-02-08T10:42:21.40 0.1 undecidable manual S 141 17.4714 118 -0.36 91
GU.EQUI.HHZ. 2013-02-08T10:42:19.48 0.1 undecidable manual P 265 24.5532 107 -0.16 94
MN.VLC.HHZ. 2013-02-08T10:42:19.90 0.1 undecidable manual S 244 6.4935 151 0.26 95
GU.SARM.HHZ. 2013-02-08T10:42:19.50 0.1 undecidable manual S 268 4.6953 159 0.07 99
GU.CARD.HHZ. 2013-02-08T10:42:18.60 0.1 undecidable manual P 174 17.7711 117 -0.07 97
IV.BDI.HHZ. 2013-02-08T10:42:18.36 0.1 undecidable manual P 141 17.4714 118 -0.27 93
GU.SARM.HHZ. 2013-02-08T10:42:17.31 0.1 positive manual P 268 4.6953 159 0.03 100
MN.VLC.HHZ. 2013-02-08T10:42:17.59 0.1 undecidable manual P 244 6.4935 151 0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHE. ML:2.1 0.0009865 0.16 AML other m 2013-02-08T10:42:22.00
IV.BDI.HNE. ML:2.1 0.0009695 0.8 AML other m 2013-02-08T10:42:22.33
IV.BDI.HHN. ML:2.2 0.0010030000000000002 0.44 AML other m 2013-02-08T10:42:22.13
IV.BDI.HNN. ML:2.0 0.0007889999999999999 0.46 AML other m 2013-02-08T10:42:22.13
GU.EQUI.HHN. ML:1.4 0.00013550000000000001 0.36 AML other m 2013-02-08T10:42:23.40
GU.EQUI.HHE. ML:1.4 0.00014345 0.34 AML other m 2013-02-08T10:42:24.29
GU.GRAM.HHE. ML:2.3 0.0005145 0.3 AML other m 2013-02-08T10:42:30.54
GU.GRAM.HHN. ML:2.1 0.000322 1.58 AML other m 2013-02-08T10:42:30.57
IV.PLMA.HHE. ML:1.8 0.000146 1.14 AML other m 2013-02-08T10:42:31.47
IV.PLMA.HHN. ML:1.7 0.0001255 1.14 AML other m 2013-02-08T10:42:32.84
GU.SARM.HHE. ML:2.2 0.0018849999999999997 0.48 AML other m 2013-02-08T10:42:19.82
GU.SARM.HHN. ML:2.3 0.0025 0.58 AML other m 2013-02-08T10:42:19.80
MN.VLC.HHE. ML:2.0 0.001125 0.3 AML other m 2013-02-08T10:42:20.22
MN.VLC.HNE. ML:2.0 0.0010265 0.28 AML other m 2013-02-08T10:42:20.08
MN.VLC.HNN. ML:2.0 0.0011259999999999998 0.72 AML other m 2013-02-08T10:42:20.44
MN.VLC.HHN. ML:2.0 0.001092 0.74 AML other m 2013-02-08T10:42:20.44
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
Waveforms Seismic signals in miniseed + resp format Download