Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 25-01-2013 and time 19:07:33 (Italy) in region 6 km NE Fosciandora (LU)

A magnitude ML 2.4 earthquake occured in region: 6 km NE Fosciandora (LU), on

  • 25-01-2013 18:07:33 (UTC)
  • 25-01-2013 19:07:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1610, 10.5020 at 12 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
Fosciandora LU 6 602 602
Castiglione di Garfagnana LU 7 1818 2420
Pieve Fosciana LU 8 2414 4834
Villa Collemandina LU 8 1334 6168
Castelnuovo di Garfagnana LU 9 5950 12118
Barga LU 10 10034 22152
Pievepelago MO 11 2222 24374
Coreglia Antelminelli LU 11 5215 29589
Molazzana LU 12 1043 30632
Fiumalbo MO 12 1280 31912
Gallicano LU 12 3807 35719
San Romano in Garfagnana LU 12 1410 37129
Abetone PT 13 621 37750
Camporgiano LU 13 2176 39926
Riolunato MO 15 712 40638
Careggine LU 15 564 41202
Fabbriche di Vergemoli LU 15 768 41970
Frassinoro MO 16 1926 43896
Piazza al Serchio LU 16 2367 46263
Sillano Giuncugnano LU 18 1085 47348
Bagni di Lucca LU 18 6161 53509
Vagli Sotto LU 18 939 54448

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Massa (69479 inhabitants)
34 Km E of Carrara (63133 inhabitants)
35 Km N of Lucca (89046 inhabitants)
38 Km NE of Viareggio (62467 inhabitants)
42 Km NW of Pistoia (90315 inhabitants)
50 Km N of Pisa (89158 inhabitants)
54 Km E of La Spezia (93959 inhabitants)
57 Km NW of Prato (191150 inhabitants)
61 Km S of Reggio nell'Emilia (171345 inhabitants)
64 Km SW of Modena (184973 inhabitants)
69 Km N of Livorno (159219 inhabitants)
70 Km NW of Scandicci (50609 inhabitants)
73 Km S of Parma (192836 inhabitants)
74 Km NW of Firenze (382808 inhabitants)
76 Km SW of Carpi (70699 inhabitants)
77 Km W of Bologna (386663 inhabitants)
99 Km W of Imola (69797 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 2.4 2013-01-25
18:07:33		 44.1607 10.5018 12 2015-01-20
11:18:20		 Bollettino Sismico Italiano INGV 3612771
Reviewed
Rev100 		ML 2.4 2013-01-25
18:07:33		 44.1512 10.4833 14 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2876711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-01-25 18:07:33 ± 0.11
Latitude 44.1607 ± 0.0108
Longitude 10.5018 ± 0.0075
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3612771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1071
Semi-minor axis of confidence ellipse (meter) 567
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 14
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 1.08458
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 2876711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-01-25 18:17:05

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 3612771
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 12:56:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RUFI.EHZ. 2013-01-25T18:08:00.50 0.6 undecidable manual S 114 88.0452 91 0.97 33
IV.TRIF.HHZ. 2013-01-25T18:07:53.88 0.1 undecidable manual P 164 120.3906 91 0.33 78
IV.FROS.HHZ. 2013-01-25T18:07:53.98 0.1 undecidable manual P 153 117.7932 91 0.83 67
IV.BOB.HHZ. 2013-01-25T18:07:52.33 0.1 undecidable manual P 309 107.2149 91 0.81 68
IV.CRMI.HHZ. 2013-01-25T18:07:51.10 0.6 undecidable manual S 137 55.5999 92 0.22 45
IV.PLMA.HHE. 2013-01-25T18:07:50.16 0.6 undecidable manual S 257 53.1024 92 -0.04 46
IV.CSNT.HHZ. 2013-01-25T18:07:50.37 0.1 undecidable manual P 140 99.0231 91 0.12 85
GU.GRAM.HHZ. 2013-01-25T18:07:49.40 0.6 undecidable manual S 317 50.4162 92 -0.1 47
IV.RUFI.EHZ. 2013-01-25T18:07:48.17 0.1 undecidable manual P 114 88.0452 91 -0.39 82
IV.MTCR.EHZ. 2013-01-25T18:07:47.00 0.6 undecidable manual S 110 42.5241 92 -0.38 45
GU.MAIM.HHZ. 2013-01-25T18:07:43.20 0.6 undecidable manual S 182 27.3504 95 -0.14 47
IV.CRMI.HHZ. 2013-01-25T18:07:43.64 0.1 undecidable manual P 137 55.5999 92 0.07 93
IV.PLMA.HHE. 2013-01-25T18:07:43.35 0.1 undecidable manual P 257 53.1024 92 0.18 92
GU.GRAM.HHZ. 2013-01-25T18:07:42.30 0.1 positive manual P 317 50.4162 92 -0.47 87
IV.PTF.SHZ. 2013-01-25T18:07:42.43 0.1 undecidable manual P 116 50.4162 92 -0.33 89
IV.ZCCA.HHZ. 2013-01-25T18:07:42.19 0.1 undecidable manual P 61 43.2234 92 0.54 85
GU.POPM.HHZ. 2013-01-25T18:07:42.10 0.6 undecidable manual S 122 24.0537 96 -0.36 46
GU.EQUI.HHZ. 2013-01-25T18:07:42.70 0.3 undecidable manual S 271 27.75 94 -0.75 60
IV.MTCR.EHZ. 2013-01-25T18:07:41.16 0.1 negative manual P 110 42.5241 92 -0.39 89
MN.VLC.HNZ. 2013-01-25T18:07:39.10 0.3 undecidable manual S 269 9.1797 131 0.35 71
IV.BDI.HHE. 2013-01-25T18:07:39.74 0.3 undecidable manual S 145 13.2756 115 0.07 75
GU.MAIM.HHZ. 2013-01-25T18:07:39.11 0.1 undecidable manual P 182 27.3504 95 -0.1 96
GU.EQUI.HHZ. 2013-01-25T18:07:39.02 0.1 undecidable manual P 271 27.75 94 -0.26 94
GU.POPM.HHZ. 2013-01-25T18:07:38.38 0.1 positive manual P 122 24.0537 96 -0.33 93
IV.BDI.HHE. 2013-01-25T18:07:37.03 0.1 undecidable manual P 145 13.2756 115 -0.06 100
MN.VLC.HNZ. 2013-01-25T18:07:36.75 0.1 positive manual P 269 9.1797 131 0.19 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BOB.HHN. ML:2.5 0.000304 0.6 AML other m 2013-01-25T18:08:10.52
IV.BOB.HHE. ML:2.5 0.000282 0.58 AML other m 2013-01-25T18:08:10.95
IV.CRMI.HHE. ML:1.8 0.00015355000000000002 0.34 AML other m 2013-01-25T18:07:51.60
IV.CRMI.HHN. ML:1.9 0.000179 0.26 AML other m 2013-01-25T18:07:51.64
IV.CSNT.HHN. ML:2.3 0.0001855 0.78 AML other m 2013-01-25T18:08:05.25
IV.CSNT.HHE. ML:2.1 0.000135 0.58 AML other m 2013-01-25T18:08:07.49
IV.FROS.HHN. ML:2.6 0.0003045 1.22 AML other m 2013-01-25T18:08:11.81
IV.FROS.HHE. ML:2.6 0.00030649999999999997 0.34 AML other m 2013-01-25T18:08:14.67
GU.GRAM.HHE. ML:2.8 0.00174 0.38 AML other m 2013-01-25T18:07:51.05
GU.GRAM.HHN. ML:2.6 0.001103 0.18 AML other m 2013-01-25T18:07:51.99
GU.MAIM.HHN. ML:2.5 0.0017900000000000001 0.48 AML other m 2013-01-25T18:07:43.96
GU.MAIM.HHE. ML:2.6 0.0019100000000000002 1.48 AML other m 2013-01-25T18:07:43.80
GU.POPM.HHE. ML:3.3 0.011600000000000001 0.38 AML other m 2013-01-25T18:07:42.76
GU.POPM.HHN. ML:3.1 0.008175 0.86 AML other m 2013-01-25T18:07:43.16
IV.TRIF.HHN. ML:2.2 0.000107 1.58 AML other m 2013-01-25T18:08:14.40
IV.TRIF.HHE. ML:2.2 0.00010875 1.2 AML other m 2013-01-25T18:08:13.83
MN.VLC.HHN. ML:2.4 0.0027949999999999997 0.7 AML other m 2013-01-25T18:07:39.26
MN.VLC.HNN. ML:2.4 0.0027199999999999998 0.68 AML other m 2013-01-25T18:07:39.27
MN.VLC.HHE. ML:2.4 0.003115 0.5 AML other m 2013-01-25T18:07:39.53
MN.VLC.HNE. ML:2.4 0.00316 0.48 AML other m 2013-01-25T18:07:39.53
IV.ZCCA.HNE. ML:2.2 0.000434 0.56 AML other m 2013-01-25T18:07:51.75
IV.ZCCA.HHE. ML:2.2 0.000488 0.58 AML other m 2013-01-25T18:07:51.75
IV.ZCCA.HHN. ML:2.2 0.0005535 0.36 AML other m 2013-01-25T18:07:52.64
IV.ZCCA.HNN. ML:2.3 0.0006014999999999999 0.38 AML other m 2013-01-25T18:07:52.64
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