Earthquake (quarry blast) with magnitude of ML 1.1 on date 07-06-2016 and time 13:39:02 (Italy) in region 6 km W Vaglia (FI)

A magnitude ML 1.1 (quarry blast) earthquake occured in region: 6 km W Vaglia (FI), on

  • 07-06-2016 11:39:02 (UTC)
  • 07-06-2016 13:39:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.91, 11.21 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
Vaglia FI 6 5073 5073
Calenzano FI 6 17489 22562
Sesto Fiorentino FI 9 48958 71520
Vaiano PO 10 9895 81415
Prato PO 10 191150 272565
Barberino di Mugello FI 10 10836 283401
Scarperia e San Piero FI 11 12217 295618
Campi Bisenzio FI 12 46166 341784
Fiesole FI 13 13969 355753
Montemurlo PO 14 18456 374209
Borgo San Lorenzo FI 15 18211 392420
Montale PT 16 10737 403157
Cantagallo PO 16 3105 406262
Firenze FI 16 382808 789070
Poggio a Caiano PO 16 10007 799077
Agliana PT 17 17525 816602
Vernio PO 17 6060 822662
Signa FI 17 19179 841841
Scandicci FI 17 50609 892450
Lastra a Signa FI 18 20156 912606
Carmignano PO 19 14450 927056
Bagno a Ripoli FI 19 25611 952667
Quarrata PT 20 26190 978857

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km E of Prato (191150 inhabitants)
16 Km N of Firenze (382808 inhabitants)
17 Km N of Scandicci (50609 inhabitants)
24 Km E of Pistoia (90315 inhabitants)
57 Km E of Lucca (89046 inhabitants)
64 Km SW of Imola (69797 inhabitants)
66 Km S of Bologna (386663 inhabitants)
66 Km N of Siena (53903 inhabitants)
68 Km SW of Faenza (58541 inhabitants)
69 Km E of Pisa (89158 inhabitants)
73 Km NW of Arezzo (99543 inhabitants)
75 Km W of Forlì (117913 inhabitants)
77 Km E of Viareggio (62467 inhabitants)
83 Km E of Livorno (159219 inhabitants)
85 Km S of Modena (184973 inhabitants)
86 Km W of Cesena (96758 inhabitants)
87 Km E of Massa (69479 inhabitants)
91 Km E of Carrara (63133 inhabitants)
97 Km SW of Ravenna (159116 inhabitants)
99 Km SE of Reggio nell'Emilia (171345 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 1.1 2016-06-07
11:39:02
43.91 11.21 1 2016-11-08
11:50:03
Bollettino Sismico Italiano INGV 30531931
Rev 100 ML 1.1 2016-06-07
11:39:02
43.92 11.22 5 2016-06-07
11:47:24
Sala Sismica INGV-Roma 25668431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-06-07 11:39:02 ± 0.13
Latitude 43.91 ± 0.01
Longitude 11.21 ± 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 30531931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1120
Semi-minor axis of confidence ellipse (meter) 790
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120
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 18
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 3.11165
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 2
Type of magnitude ML
Reference to an origin 30531931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-10-25 10:37:59

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 2
Type of magnitude ML
Reference to an origin 25668431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-06-07 11:47:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ERC.EHZ. 2016-06-07T11:40:32.56 3.0 undecidable manual Pn 3.83 0
IV.CERA.HHZ. 2016-06-07T11:40:24.99 3.0 undecidable manual Sn 3.1117 -1.52 0
IV.EUCT.HNZ. 2016-06-07T11:40:06.99 3.0 undecidable manual Sg 7.52 0
IV.VAGA.HHZ. 2016-06-07T11:39:59.17 3.0 positive manual Pg 7.75 0
MN.TUE.HHZ. 2016-06-07T11:39:49.50 3.0 negative manual Pg 5.45 0
IV.CERA.HHZ. 2016-06-07T11:39:48.25 3.0 undecidable manual Pn 3.1117 0.17 0
IV.NDIM.HNZ. 2016-06-07T11:39:30.99 3.0 undecidable manual S -0.48 0
IV.MSSA.HHZ. 2016-06-07T11:39:29.35 3.0 undecidable manual P 4.98 0
IV.MTL1.HNZ. 2016-06-07T11:39:26.11 3.0 undecidable manual P 1.47 0
IV.APEC.HHZ. 2016-06-07T11:39:16.49 3.0 undecidable manual P -0.17 0
GU.GSCL.HHZ. 2016-06-07T11:39:12.87 3.0 undecidable manual P 0.29 0
IV.SFI.EHZ. 2016-06-07T11:39:12.41 0.3 undecidable manual P 90 0.456 91 -0.4 65
IV.OSSC.HHZ. 2016-06-07T11:39:10.94 0.3 undecidable manual P 177 0.3858 91 -0.32 67
IV.FNVD.HHZ. 2016-06-07T11:39:08.67 0.1 undecidable manual P 346 0.2662 91 0.07 97
IV.RUFI.EHZ. 2016-06-07T11:39:08.07 0.1 undecidable manual P 108 0.2248 91 0.4 91
IV.CRMI.HHZ. 2016-06-07T11:39:07.37 0.1 undecidable manual P 236 0.2032 91 0.17 96
IV.MTCR.EHZ. 2016-06-07T11:39:06.78 0.1 positive manual P 308 0.1925 91 -0.18 96
IV.MPPT.EHZ. 2016-06-07T11:39:04.98 0.1 positive manual P 299 0.1007 93 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:2 9.875E-5 0.24 AML other m 2016-06-07T11:39:44.05
IV.APEC.HNN. ML:2.9 0.000699 1.24 AML other m 2016-06-07T11:39:51.15
IV.APEC.HHE. ML:2.3 0.00018 0.06 AML other m 2016-06-07T11:40:07.12
IV.APEC.HNE. ML:2.5 0.000269 1.52 AML other m 2016-06-07T11:40:07.19
IV.CRMI.HHN. ML:0.7 4.115E-5 0.88 AML other m 2016-06-07T11:39:09.64
IV.CRMI.HHE. ML:0.9 5.555E-5 1.24 AML other m 2016-06-07T11:39:12.47
IV.MPPT.EHN. ML:1.4 0.000447 0.26 AML other m 2016-06-07T11:39:07.58
IV.MPPT.EHE. ML:1.3 0.0003625 0.26 AML other m 2016-06-07T11:39:07.66
IV.MTL1.HNN. ML:3.7 0.0021545 1.56 AML other m 2016-06-07T11:39:33.40
IV.MTL1.HNE. ML:3.7 0.002185 1.16 AML other m 2016-06-07T11:40:38.63
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