Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 19-12-2014 and time 12:44:13 (Italy) in region 7 km W Greve in Chianti (FI)

A magnitude ML 2.5 earthquake occured in region: 7 km W Greve in Chianti (FI), on

  • 19-12-2014 11:44:13 (UTC)
  • 19-12-2014 12:44:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5990, 11.2380 at 10 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
Greve in Chianti FI 7 13862 13862
Tavarnelle Val di Pesa FI 7 7800 21662
San Casciano in Val di Pesa FI 8 17062 38724
Barberino Val d'Elsa FI 8 4386 43110
Impruneta FI 10 14615 57725
Montespertoli FI 14 13537 71262
Castellina in Chianti SI 15 2859 74121
Poggibonsi SI 16 29196 103317
Radda in Chianti SI 17 1613 104930
Certaldo FI 17 16121 121051
Bagno a Ripoli FI 18 25611 146662
Scandicci FI 18 50609 197271
Figline e Incisa Valdarno FI 19 23505 220776
Firenze FI 19 382808 603584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km S of Scandicci (50609 inhabitants)
19 Km S of Firenze (382808 inhabitants)
32 Km N of Siena (53903 inhabitants)
33 Km SE of Prato (191150 inhabitants)
45 Km SE of Pistoia (90315 inhabitants)
54 Km W of Arezzo (99543 inhabitants)
65 Km E of Lucca (89046 inhabitants)
69 Km E of Pisa (89158 inhabitants)
75 Km E of Livorno (159219 inhabitants)
85 Km E of Viareggio (62467 inhabitants)
92 Km SW of Imola (69797 inhabitants)
92 Km SW of Faenza (58541 inhabitants)
94 Km N of Grosseto (82087 inhabitants)
95 Km SW of Forlì (117913 inhabitants)
100 Km S of Bologna (386663 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 2.5 2014-12-19
11:44:13		 43.5992 11.2383 10 2015-01-09
10:55:56		 Bollettino Sismico Italiano INGV 16425941
Reviewed
Rev100 		ML 2.5 2014-12-19
11:44:13		 43.5963 11.2423 10 2014-12-19
11:52:29		 Sala Sismica INGV-Roma 15009261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-12-19 11:44:13 ± 0.06
Latitude 43.5992 ± 0.0027
Longitude 11.2383 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16425941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 297
Semi-minor axis of confidence ellipse (meter) 253
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 1.22667
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 15009261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-12-19 11:52:28

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 16425941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-01-08 22:49:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2014-12-19T11:44:36.77 0.1 undecidable manual P 317 136.1637 50 0.42 73
IV.SSP9.EHZ. 2014-12-19T11:44:36.02 0.3 undecidable manual S 92 71.7726 50 0.3 64
IV.BDI.HHZ. 2014-12-19T11:44:35.89 0.3 undecidable manual S 315 72.6717 50 -0.05 68
GU.MAIM.HHZ. 2014-12-19T11:44:34.84 0.3 undecidable manual S 301 69.2751 50 -0.21 66
IV.LMD.HHZ. 2014-12-19T11:44:34.33 0.3 undecidable manual S 35 64.9905 50 0.43 63
IV.ATCC.EHZ. 2014-12-19T11:44:33.68 0.1 undecidable manual P 112 121.989 50 -0.48 75
GU.POPM.HHZ. 2014-12-19T11:44:32.96 0.3 undecidable manual S 322 62.6928 50 -0.32 65
IV.CRE.HHZ. 2014-12-19T11:44:32.04 0.3 undecidable manual S 88 57.2982 50 0.18 68
IV.SFI.EHZ. 2014-12-19T11:44:32.25 0.3 undecidable manual S 55 59.3961 50 -0.16 68
IV.MURB.HHZ. 2014-12-19T11:44:32.48 0.1 undecidable manual P 109 110.112 50 0.14 82
IV.TRIF.HHZ. 2014-12-19T11:44:32.66 0.3 undecidable manual S 207 60.1953 50 0.05 69
GU.EQUI.HHZ. 2014-12-19T11:44:31.70 0.1 undecidable manual P 306 107.115 50 -0.18 82
IV.ATFO.HHZ. 2014-12-19T11:44:31.87 0.1 undecidable manual P 103 110.4006 50 -0.5 76
IV.PIEI.HHZ. 2014-12-19T11:44:31.78 0.1 undecidable manual P 93 104.4177 50 0.32 80
IV.ATVO.HHZ. 2014-12-19T11:44:30.09 0.1 undecidable manual P 104 97.0251 50 -0.23 83
IV.SACS.HHZ. 2014-12-19T11:44:30.76 0.1 undecidable manual P 147 99.3228 50 0.09 85
IV.ASQU.HHZ. 2014-12-19T11:44:29.37 0.1 undecidable manual S 63 49.3173 50 -0.35 89
IV.BRIS.HHZ. 2014-12-19T11:44:28.23 0.1 undecidable manual P 31 81.252 50 0.35 83
IV.PARC.HHZ. 2014-12-19T11:44:27.98 0.1 undecidable manual P 86 80.5638 50 0.21 86
IV.PTF.SHZ. 2014-12-19T11:44:27.55 0.3 undecidable manual S 341 42.3243 50 -0.29 68
GU.CARD.HHZ. 2014-12-19T11:44:27.49 0.1 undecidable manual P 308 76.8675 50 0.28 85
IV.FROS.HHZ. 2014-12-19T11:44:27.92 0.3 undecidable manual S 189 43.7229 50 -0.29 68
IV.SSP9.EHZ. 2014-12-19T11:44:26.12 0.1 undecidable manual P 92 71.7726 50 -0.31 86
GU.MAIM.HHZ. 2014-12-19T11:44:26.38 0.1 negative manual P 301 69.2751 50 0.33 86
IV.BDI.HHZ. 2014-12-19T11:44:26.79 0.1 undecidable manual P 315 72.6717 50 0.23 87
IV.FNVD.HHZ. 2014-12-19T11:44:25.54 0.1 undecidable manual P 352 63.7917 50 0.35 86
GU.POPM.HHZ. 2014-12-19T11:44:25.13 0.1 undecidable manual P 322 62.6928 50 0.1 91
IV.LMD.HHZ. 2014-12-19T11:44:25.43 0.1 undecidable manual P 35 64.9905 50 0.05 92
IV.CRE.HHZ. 2014-12-19T11:44:24.63 0.1 undecidable manual P 88 57.2982 50 0.43 86
IV.SFI.EHZ. 2014-12-19T11:44:24.59 0.1 undecidable manual P 55 59.3961 50 0.07 92
IV.TRIF.HHZ. 2014-12-19T11:44:24.79 0.3 negative manual P 207 60.1953 50 0.15 68
IV.PII.HHZ. 2014-12-19T11:44:24.61 0.1 negative manual P 284 58.7967 50 0.17 90
IV.CRMI.HHZ. 2014-12-19T11:44:24.22 0.3 undecidable manual S 316 30.0477 50 -0.37 68
IV.ASQU.HHZ. 2014-12-19T11:44:23.04 0.1 undecidable manual P 63 49.3173 50 0.07 94
IV.MTCR.EHZ. 2014-12-19T11:44:23.09 0.1 undecidable manual P 338 51.2154 50 -0.16 92
IV.FROS.HHZ. 2014-12-19T11:44:22.18 0.1 positive manual P 189 43.7229 50 0.08 95
IV.PTF.SHZ. 2014-12-19T11:44:21.70 0.1 positive manual P 341 42.3243 50 -0.19 93
IV.FIR.HHZ. 2014-12-19T11:44:21.07 0.6 undecidable manual S 4 19.4694 116 -0.2 48
IV.RUFI.EHZ. 2014-12-19T11:44:20.29 0.1 positive manual P 39 34.2435 50 -0.36 91
IV.CSNT.HHZ. 2014-12-19T11:44:19.51 0.1 undecidable manual S 163 14.5743 123 -0.28 96
IV.CRMI.HHZ. 2014-12-19T11:44:19.89 0.1 negative manual P 316 30.0477 50 -0.11 96
IV.OSSC.HHZ. 2014-12-19T11:44:18.24 0.3 undecidable manual S 176 8.3805 139 0.09 75
IV.FIR.HHZ. 2014-12-19T11:44:18.01 0.1 undecidable manual P 4 19.4694 116 -0.08 99
IV.CSNT.HHZ. 2014-12-19T11:44:17.18 0.1 positive manual P 163 14.5743 123 -0.06 100
IV.OSSC.HHZ. 2014-12-19T11:44:16.43 0.1 undecidable manual P 176 8.3805 139 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASQU.HHN. ML:2.9 0.00199 0.32 AML other m 2014-12-19T11:44:29.77
IV.ASQU.HHE. ML:3.0 0.0027 0.3 AML other m 2014-12-19T11:44:29.75
IV.ATCC.EHN. ML:2.3 0.00014600000000000003 0.72 AML other m 2014-12-19T11:44:55.76
IV.ATCC.EHE. ML:2.4 0.00017449999999999999 0.64 AML other m 2014-12-19T11:44:59.15
IV.ATFO.HHN. ML:2.2 0.000129 0.42 AML other m 2014-12-19T11:44:53.42
IV.ATFO.HHE. ML:2.3 0.000178 0.54 AML other m 2014-12-19T11:44:54.92
IV.ATVO.HHE. ML:2.5 0.00033650000000000005 0.44 AML other m 2014-12-19T11:44:46.89
IV.ATVO.HHN. ML:2.4 0.0002525 0.44 AML other m 2014-12-19T11:44:50.75
IV.BDI.HHE. ML:2.5 0.0005615 0.3 AML other m 2014-12-19T11:44:38.30
IV.BDI.HHN. ML:2.6 0.0006355 0.24 AML other m 2014-12-19T11:44:40.17
IV.BRIS.HHE. ML:2.1 0.0001535 0.68 AML other m 2014-12-19T11:44:49.18
IV.BRIS.HHN. ML:2.4 0.000323 0.36 AML other m 2014-12-19T11:44:44.02
GU.CARD.HHN. ML:2.6 0.0006414999999999999 1.14 AML other m 2014-12-19T11:44:40.13
GU.CARD.HHE. ML:2.5 0.00048249999999999996 1.58 AML other m 2014-12-19T11:44:40.22
IV.CRE.HHN. ML:2.5 0.0007325 0.8 AML other m 2014-12-19T11:44:32.62
IV.CRE.HHE. ML:2.4 0.0005800000000000001 0.96 AML other m 2014-12-19T11:44:32.67
IV.CRMI.HNN. ML:2.6 0.001715 0.36 AML other m 2014-12-19T11:44:24.97
IV.CRMI.HHN. ML:2.2 0.0007 0.38 AML other m 2014-12-19T11:44:25.15
IV.CRMI.HHE. ML:2.1 0.000697 0.54 AML other m 2014-12-19T11:44:25.24
IV.CRMI.HNE. ML:2.5 0.001685 0.54 AML other m 2014-12-19T11:44:24.97
IV.CSNT.HHE. ML:2.9 0.008400000000000001 0.7 AML other m 2014-12-19T11:44:20.02
IV.CSNT.HHN. ML:2.7 0.005545 0.26 AML other m 2014-12-19T11:44:20.00
GU.EQUI.HHE. ML:2.4 0.00021650000000000003 0.74 AML other m 2014-12-19T11:44:47.71
GU.EQUI.HHN. ML:2.3 0.0001955 1.12 AML other m 2014-12-19T11:44:47.68
IV.FNVD.HHE. ML:2.5 0.0006670000000000001 0.74 AML other m 2014-12-19T11:44:37.56
IV.FNVD.HHN. ML:2.6 0.0007815000000000001 0.68 AML other m 2014-12-19T11:44:38.42
IV.FROS.HHN. ML:2.8 0.0018549999999999999 0.9 AML other m 2014-12-19T11:44:28.85
IV.FROS.HHE. ML:2.8 0.00219 0.46 AML other m 2014-12-19T11:44:30.27
GU.GRAM.HHE. ML:2.6 0.000244 1 AML other m 2014-12-19T11:44:57.95
GU.GRAM.HHN. ML:2.5 0.00017449999999999999 0.4 AML other m 2014-12-19T11:44:59.87
IV.LMD.HHE. ML:2.5 0.0005495 0.38 AML other m 2014-12-19T11:44:34.64
IV.LMD.HHN. ML:2.4 0.000526 0.34 AML other m 2014-12-19T11:44:36.67
GU.MAIM.HHE. ML:2.1 0.000195 0.9 AML other m 2014-12-19T11:44:39.89
GU.MAIM.HHN. ML:2.3 0.00032250000000000003 0.5 AML other m 2014-12-19T11:44:40.29
IV.MURB.HHN. ML:2.8 0.00047599999999999997 0.48 AML other m 2014-12-19T11:44:52.50
IV.MURB.HHE. ML:2.6 0.000365 0.68 AML other m 2014-12-19T11:44:52.35
IV.OSSC.HHE. ML:3.1 0.01815 0.66 AML other m 2014-12-19T11:44:18.31
IV.OSSC.HHN. ML:3.1 0.019299999999999998 0.22 AML other m 2014-12-19T11:44:18.35
IV.OSSC.HNE. ML:3.1 0.019399999999999997 0.22 AML other m 2014-12-19T11:44:18.36
IV.OSSC.HNN. ML:3.1 0.01795 0.66 AML other m 2014-12-19T11:44:18.31
IV.PARC.HHN. ML:2.5 0.0003995 0.28 AML other m 2014-12-19T11:44:39.05
IV.PARC.HHE. ML:2.3 0.000273 1.58 AML other m 2014-12-19T11:44:39.97
IV.PIEI.HHE. ML:2.2 0.00013450000000000002 1.06 AML other m 2014-12-19T11:44:48.02
IV.PIEI.HHN. ML:2.0 0.00009595 0.4 AML other m 2014-12-19T11:44:48.77
IV.PII.HHN. ML:2.6 0.0009490000000000001 0.32 AML other m 2014-12-19T11:44:34.84
IV.PII.HHE. ML:2.7 0.00108 0.28 AML other m 2014-12-19T11:44:34.41
GU.POPM.HHE. ML:2.6 0.0007869999999999999 0.54 AML other m 2014-12-19T11:44:36.59
GU.POPM.HHN. ML:2.7 0.0010355 0.7 AML other m 2014-12-19T11:44:35.48
IV.RUFI.EHE. ML:3.0 0.00417 0.2 AML other m 2014-12-19T11:44:25.60
IV.RUFI.EHN. ML:2.6 0.00156 0.62 AML other m 2014-12-19T11:44:25.49
IV.SACS.HHN. ML:1.8 0.00006685 0.92 AML other m 2014-12-19T11:44:53.77
IV.SACS.HHE. ML:1.9 0.00007275 0.28 AML other m 2014-12-19T11:44:48.45
IV.SFI.EHE. ML:2.9 0.00171 0.46 AML other m 2014-12-19T11:44:32.92
IV.SFI.EHN. ML:2.6 0.0009199999999999999 1.06 AML other m 2014-12-19T11:44:33.20
IV.TRIF.HHE. ML:2.3 0.000395 1.12 AML other m 2014-12-19T11:44:37.44
IV.TRIF.HHN. ML:2.5 0.0006450000000000001 0.2 AML other m 2014-12-19T11:44:33.63
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