Earthquake with magnitude of ML 0.1 on date 25-09-2014 and time 11:34:50 (UTC) in region 4 km W Sillano Giuncugnano (LU)

A magnitude ML 0.1 earthquake occured in region: 4 km W Sillano Giuncugnano (LU), on

  • 25-09-2014 11:34:50 (UTC)
  • 25-09-2014 13:34:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.21, 10.25 at 4 km depth.

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

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
Sillano Giuncugnano LU 4 1085 1085
Piazza al Serchio LU 5 2367 3452
Minucciano LU 6 2102 5554
Casola in Lunigiana MS 6 988 6542
Camporgiano LU 9 2176 8718
San Romano in Garfagnana LU 9 1410 10128
Fivizzano MS 11 7925 18053
Vagli Sotto LU 11 939 18992
Careggine LU 12 564 19556
Villa Collemandina LU 13 1334 20890
Comano MS 13 714 21604
Castiglione di Garfagnana LU 15 1818 23422
Pieve Fosciana LU 16 2414 25836
Castelnuovo di Garfagnana LU 17 5950 31786
Licciana Nardi MS 18 4949 36735
Ventasso RE 19 4295 41030
Carrara MS 19 63133 104163
Fosciandora LU 20 602 104765

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Carrara (63133 inhabitants)
21 Km NE of Massa (69479 inhabitants)
36 Km E of La Spezia (93959 inhabitants)
38 Km N of Viareggio (62467 inhabitants)
46 Km NW of Lucca (89046 inhabitants)
56 Km N of Pisa (89158 inhabitants)
62 Km NW of Pistoia (90315 inhabitants)
62 Km SW of Reggio nell'Emilia (171345 inhabitants)
66 Km S of Parma (192836 inhabitants)
72 Km SW of Modena (184973 inhabitants)
73 Km N of Livorno (159219 inhabitants)
77 Km W of Prato (191150 inhabitants)
81 Km SW of Carpi (70699 inhabitants)
90 Km NW of Scandicci (50609 inhabitants)
92 Km W of Bologna (386663 inhabitants)
94 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
Rev 100 ML 0.1 2014-09-25
11:34:50
44.21 10.25 4 2014-10-21
12:08:56
Sala Sismica INGV-Roma 8520721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-09-25 11:34:50 ± 0.13
Latitude 44.21 ± 0.00
Longitude 10.25 ± 0.00
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 8520721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 232
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 187
Circular confidence region, given by single value of horizontal uncertainty (meter) 230
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.23652
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 8520721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-09-25 11:38:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2014-09-25T11:35:38.42 3.0 positive manual Pg 5.43 0
IV.MTCE.HHZ. 2014-09-25T11:35:33.13 3.0 undecidable manual Pn 0.34 0
IV.LEOD.HNZ. 2014-09-25T11:35:12.11 3.0 positive manual Pn 0.1 0
IV.MNTV.HNZ. 2014-09-25T11:35:08.30 3.0 undecidable manual P -0.5 0
IV.ERBM.EHZ. 2014-09-25T11:35:00.16 0.1 undecidable manual S 29 0.2365 99 -0.07 96
IV.ERBM.EHZ. 2014-09-25T11:34:56.43 0.1 undecidable manual P 29 0.2365 99 0.11 95
MN.VLC.HHZ. 2014-09-25T11:34:55.50 0.1 undecidable manual S 119 0.1097 109 0.03 99
GU.SARM.HHZ. 2014-09-25T11:34:55.52 0.1 undecidable manual S 105 0.1106 109 0.03 99
GU.EQUI.HHZ. 2014-09-25T11:34:54.57 0.1 undecidable manual S 237 0.0845 115 0 100
GU.EQUI.HHZ. 2014-09-25T11:34:53.05 0.1 undecidable manual P 237 0.0845 115 0 100
MN.VLC.HHZ. 2014-09-25T11:34:53.45 0.1 undecidable manual P 119 0.1097 109 -0.13 97
GU.SARM.HHZ. 2014-09-25T11:34:53.63 0.1 undecidable manual P 105 0.1106 109 0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.SARM.HHN. ML:0.2 1.96E-5 0.16 AML other m 2014-09-25T11:34:55.60
GU.SARM.HHE. ML:0 1.62E-5 0.36 AML other m 2014-09-25T11:34:55.62
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download