Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 29-08-2019 and time 08:47:39 (UTC) in region 3 km SE Montelupo Fiorentino (FI)

A magnitude ML 2.1 earthquake occured in region: 3 km SE Montelupo Fiorentino (FI), on

  • 29-08-2019 08:47:39 (UTC)
  • 29-08-2019 10:47:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7060, 11.0410 at 11 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
Montelupo Fiorentino FI 3 14098 14098
Capraia e Limite FI 7 7670 21768
Montespertoli FI 7 13537 35305
Empoli FI 8 48109 83414
Lastra a Signa FI 9 20156 103570
Signa FI 10 19179 122749
Castelfiorentino FI 12 17504 140253
Carmignano PO 12 14450 154703
Poggio a Caiano PO 13 10007 164710
Scandicci FI 13 50609 215319
San Casciano in Val di Pesa FI 13 17062 232381
Vinci FI 13 14604 246985
Cerreto Guidi FI 14 10870 257855
Campi Bisenzio FI 15 46166 304021
San Miniato PI 15 27934 331955
Quarrata PT 17 26190 358145
Lamporecchio PT 17 7508 365653
Impruneta FI 17 14615 380268
Certaldo FI 18 16121 396389
Fucecchio FI 19 23618 420007
Firenze FI 19 382808 802815
Larciano PT 19 6394 809209
Sesto Fiorentino FI 19 48958 858167
Tavarnelle Val di Pesa FI 19 7800 865967
Gambassi Terme FI 20 4870 870837
Montaione FI 20 3700 874537

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km W of Scandicci (50609 inhabitants)
19 Km W of Firenze (382808 inhabitants)
20 Km S of Prato (191150 inhabitants)
27 Km SE of Pistoia (90315 inhabitants)
46 Km E of Lucca (89046 inhabitants)
49 Km NW of Siena (53903 inhabitants)
51 Km E of Pisa (89158 inhabitants)
61 Km E of Livorno (159219 inhabitants)
66 Km E of Viareggio (62467 inhabitants)
73 Km W of Arezzo (99543 inhabitants)
81 Km E of Massa (69479 inhabitants)
86 Km E of Carrara (63133 inhabitants)
90 Km SW of Imola (69797 inhabitants)
91 Km S of Bologna (386663 inhabitants)
93 Km SW of Faenza (58541 inhabitants)
99 Km SW of Forlì (117913 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 2.1 2019-08-29
08:47:39		 43.7057 11.0413 11 2019-11-13
14:31:06		 Bollettino Sismico Italiano INGV 73261301
Reviewed
Rev100 		ML 2.1 2019-08-29
08:47:38		 43.6947 11.0338 14 2019-08-29
09:07:40		 Sala Sismica INGV-Roma 71902711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-29 08:47:39 ± 0.11
Latitude 43.7057 ± 0.0045
Longitude 11.0413 ± 0.0050
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73261301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 491
Semi-minor axis of confidence ellipse (meter) 240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 212
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 45
Number of associated phases, regardless of their use for origin computation 74
Number of defining phases 65
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.54414
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 71902711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-29 09:07:40

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 55
Type of magnitude ML
Reference to an origin 73261301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-25 17:21:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BLANC.HHZ. 2019-08-29T08:49:26.76 3.0 undecidable manual Sn 9.51 0
OX.ZOU2.HHZ. 2019-08-29T08:49:05.18 3.0 undecidable manual Sn -0.88 0
IV.GIUL.HHZ. 2019-08-29T08:49:03.08 3.0 undecidable manual Sg 8.27 0
CR.STON.BHZ. 2019-08-29T08:48:58.92 3.0 undecidable manual Pn 6.61 0
IV.CAFE.HHZ. 2019-08-29T08:48:52.80 3.0 undecidable manual Pg 11.92 0
CH.DIX.HHZ. 2019-08-29T08:48:35.96 3.0 negative manual Pn 3.36 0
GU.GORR.HHZ. 2019-08-29T08:48:27.44 0.6 undecidable manual S 306 171.3951 50 -0.13 34
IV.MSSA.HHZ. 2019-08-29T08:48:19.68 0.6 undecidable manual S 300 139.1607 50 0.71 33
IV.MF5.EHZ. 2019-08-29T08:48:13.67 3.0 negative manual Pn 2.97 0
GU.GRAM.HHZ. 2019-08-29T08:48:13.88 0.6 undecidable manual S 319 116.7942 50 0.89 32
IV.PLMA.HHZ. 2019-08-29T08:48:10.08 0.6 undecidable manual S 292 102.3198 50 0.94 33
IV.CASP.HHZ. 2019-08-29T08:48:09.08 0.6 undecidable manual S 188 102.5196 50 -0.1 42
IV.ARCI.HHZ. 2019-08-29T08:48:08.31 0.6 undecidable manual S 160 101.0211 50 -0.47 39
IV.PARC.HHZ. 2019-08-29T08:48:07.45 0.6 undecidable manual S 93 96.2259 50 -0.07 43
GU.GORR.HHZ. 2019-08-29T08:48:06.97 0.1 undecidable manual P 306 171.3951 50 -0.19 68
GU.EQUI.HHN. 2019-08-29T08:48:04.68 0.3 undecidable manual S 306 87.4458 50 -0.48 60
IV.CAFI.HHZ. 2019-08-29T08:48:04.51 0.6 undecidable manual S 119 85.3479 50 -0.09 44
GU.GSCL.HHZ. 2019-08-29T08:48:03.36 0.6 undecidable manual S 333 80.1642 50 0.14 44
IV.BRIS.HHZ. 2019-08-29T08:48:03.85 0.6 undecidable manual S 45 81.6516 50 0.23 43
IV.MSSA.HHZ. 2019-08-29T08:48:02.01 0.1 undecidable manual P 300 139.1607 50 -0.19 77
MN.VLC.HHZ. 2019-08-29T08:48:01.18 0.6 undecidable manual S 314 72.5718 50 -0.02 46
GU.SARM.EHN. 2019-08-29T08:48:01.16 0.6 undecidable manual S 316 73.6707 50 -0.34 43
IV.RAVA.EHZ. 2019-08-29T08:48:00.59 0.6 undecidable manual P 3 116.6943 50 1.87 18
Z3.A317A.HHE. 2019-08-29T08:47:59.87 1.0 undecidable manual P 233 120.99 50 0.48 19
IV.LMD.HHZ. 2019-08-29T08:47:59.90 0.6 undecidable manual S 52 67.377 50 0.1 45
IV.SFI.EHZ. 2019-08-29T08:47:59.82 0.6 undecidable manual S 71 68.1762 50 -0.2 44
GU.GRAM.HHZ. 2019-08-29T08:47:59.60 1.0 undecidable manual P 319 116.7942 50 0.86 16
IV.ASQU.HHZ. 2019-08-29T08:47:58.26 0.6 undecidable manual S 80 60.7947 50 0.21 45
IV.CASP.HHZ. 2019-08-29T08:47:57.34 0.1 undecidable manual P 188 102.5196 50 0.8 69
TV.SF04.EHZ. 2019-08-29T08:47:57.80 0.1 undecidable manual P 152 108.7134 50 0.3 80
IV.PARC.HHZ. 2019-08-29T08:47:56.32 0.1 undecidable manual P 93 96.2259 50 0.74 72
GU.CARD.HHZ. 2019-08-29T08:47:56.84 0.6 undecidable manual S 309 57.0984 50 -0.23 45
IV.PLMA.HHZ. 2019-08-29T08:47:56.96 0.1 undecidable manual P 292 102.3198 50 0.44 79
IV.BDI.HHZ. 2019-08-29T08:47:56.23 0.1 undecidable manual S 318 53.3022 50 0.18 92
IV.ARCI.HHZ. 2019-08-29T08:47:56.92 0.1 undecidable manual P 160 101.0211 50 0.61 75
IV.FNVD.HHZ. 2019-08-29T08:47:55.60 0.6 undecidable manual S 7 51.7038 50 -0.02 48
IV.FROS.CHZ. 2019-08-29T08:47:55.84 3.0 undecidable manual S -0.2 0
GU.EQUI.HHN. 2019-08-29T08:47:54.83 0.1 undecidable manual P 306 87.4458 50 0.61 77
GU.MAIM.HHZ. 2019-08-29T08:47:54.17 0.3 undecidable manual S 298 49.7169 50 -0.93 54
GU.GSCL.HHZ. 2019-08-29T08:47:54.00 0.3 undecidable manual P 333 80.1642 50 0.9 52
IV.CAFI.HHZ. 2019-08-29T08:47:54.23 0.1 undecidable manual P 119 85.3479 50 0.34 83
IV.SEI.HHZ. 2019-08-29T08:47:54.30 0.6 undecidable manual S 33 46.2204 50 0.14 47
GU.POPM.HHZ. 2019-08-29T08:47:53.36 0.6 undecidable manual S 329 43.9227 50 -0.2 46
IV.MTRZ.HNN. 2019-08-29T08:47:53.99 0.6 undecidable manual P 24 73.9704 50 1.85 20
IV.BRIS.HHZ. 2019-08-29T08:47:53.88 1.0 undecidable manual P 45 81.6516 50 0.55 20
IV.RUFI.EHZ. 2019-08-29T08:47:52.13 0.3 undecidable manual S 68 40.2264 50 -0.44 67
IV.ZCCA.HHZ. 2019-08-29T08:47:52.92 1.0 undecidable manual P 356 71.7726 50 1.12 16
GU.SARM.EHN. 2019-08-29T08:47:52.69 0.6 undecidable manual P 316 73.6707 50 0.58 40
MN.VLC.HHZ. 2019-08-29T08:47:52.00 0.1 undecidable manual P 314 72.5718 50 0.07 90
IV.LMD.HHZ. 2019-08-29T08:47:51.28 0.1 undecidable manual P 52 67.377 50 0.16 90
IV.SFI.EHZ. 2019-08-29T08:47:51.32 0.1 undecidable manual P 71 68.1762 50 0.07 91
IV.PII.HHZ. 2019-08-29T08:47:51.71 0.3 undecidable manual S 273 41.4252 50 -1.18 49
IV.MOCL.EHZ. 2019-08-29T08:47:50.25 0.6 undecidable manual S 19 35.0427 50 -0.92 37
IV.ASQU.HHZ. 2019-08-29T08:47:50.29 0.1 undecidable manual P 80 60.7947 50 0.18 90
IV.CSNT.HHZ. 2019-08-29T08:47:49.75 0.3 undecidable manual S 142 32.6451 50 -0.79 59
IV.FROS.CHZ. 2019-08-29T08:47:49.31 3.0 undecidable manual P 0.49 0
GU.CARD.HHZ. 2019-08-29T08:47:49.37 0.6 undecidable manual P 309 57.0984 50 -0.18 46
IV.MPPT.EHZ. 2019-08-29T08:47:49.01 0.6 undecidable manual S 8 28.2495 50 -0.34 46
IV.BDI.HHZ. 2019-08-29T08:47:48.40 0.3 undecidable manual P 318 53.3022 50 -0.56 63
IV.OSSC.HHZ. 2019-08-29T08:47:48.36 0.1 undecidable manual S 141 26.0517 50 -0.41 92
IV.FNVD.HHZ. 2019-08-29T08:47:48.82 0.1 undecidable manual P 7 51.7038 50 0.11 93
GU.MAIM.HHZ. 2019-08-29T08:47:48.29 0.1 negative manual P 298 49.7169 50 -0.12 93
IV.SEI.HHZ. 2019-08-29T08:47:47.93 0.1 positive manual P 33 46.2204 50 0.06 95
GU.POPM.HHZ. 2019-08-29T08:47:47.35 0.1 undecidable manual P 329 43.9227 50 -0.17 93
IV.PII.HHZ. 2019-08-29T08:47:46.96 0.1 undecidable manual P 273 41.4252 50 -0.17 94
IV.RUFI.EHZ. 2019-08-29T08:47:46.82 0.1 undecidable manual P 68 40.2264 50 -0.13 95
IV.FIR.HNE. 2019-08-29T08:47:46.37 0.3 undecidable manual S 66 18.7701 120 -0.39 70
IV.CSNT.HHZ. 2019-08-29T08:47:45.37 0.6 negative manual P 142 32.6451 50 -0.41 45
IV.MOCL.EHZ. 2019-08-29T08:47:45.87 0.1 negative manual P 19 35.0427 50 -0.27 93
IV.MPPT.EHZ. 2019-08-29T08:47:44.83 0.1 positive manual P 8 28.2495 50 -0.26 94
IV.CRMI.HNN. 2019-08-29T08:47:44.25 0.3 undecidable manual S 334 11.1777 134 -0.37 71
IV.OSSC.HHZ. 2019-08-29T08:47:44.47 0.1 negative manual P 141 26.0517 50 -0.29 94
IV.FIR.HNE. 2019-08-29T08:47:43.25 1.0 undecidable manual P 66 18.7701 120 -0.34 24
IV.CRMI.HNN. 2019-08-29T08:47:42.24 0.1 positive manual P 334 11.1777 134 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAFI.HHE. ML:1.6 0.0000472 0.54 AML other m 2019-08-29T08:47:54.60
IV.OSSC.HNN. ML:2.2 0.0010218269 0.5632 AML other m 2019-08-29T08:47:48.45
IV.OSSC.HHN. ML:2.0 0.0006226364 0.3776 AML other m 2019-08-29T08:47:49.75
IV.OSSC.HNE. ML:2.0 0.0006236554999999999 0.3712 AML other m 2019-08-29T08:47:49.75
IV.CSNT.HHN. ML:2.1 0.00058404615 0.5056 AML other m 2019-08-29T08:47:50.41
IV.PII.HHN. ML:0.0 0.0011239999999999998 0.34 AML other m 2019-08-29T08:47:51.96
IV.PII.HHE. ML:0.0 0.0008340000000000001 0.38 AML other m 2019-08-29T08:47:51.98
IV.CSNT.HHE. ML:1.9 0.00032858995 0.2944 AML other m 2019-08-29T08:47:52.41
IV.RUFI.EHN. ML:2.0 0.0003715 0.66 AML other m 2019-08-29T08:47:52.83
IV.RUFI.EHE. ML:2.0 0.000321 0.8 AML other m 2019-08-29T08:47:52.83
IV.MOCL.EHE. ML:1.9 0.0003199699 0.4416 AML other m 2019-08-29T08:47:54.09
GU.POPM.HHE. ML:2.4 0.0008065 0.2 AML other m 2019-08-29T08:47:54.55
GU.POPM.HHN. ML:2.4 0.000883 1.24 AML other m 2019-08-29T08:47:54.20
IV.FROS.CHE. ML:2.5 0.0006865 1.36 AML other m 2019-08-29T08:47:55.23
IV.ASQU.HHN. ML:2.3 0.00038 0.36 AML other m 2019-08-29T08:47:59.00
IV.FNVD.HHN. ML:2.0 0.0002535 0.44 AML other m 2019-08-29T08:47:59.31
IV.BDI.HHE. ML:2.3 0.000539 1 AML other m 2019-08-29T08:47:59.65
IV.BDI.HNN. ML:2.2 0.000365 1.36 AML other m 2019-08-29T08:47:59.22
IV.BDI.HHN. ML:2.2 0.000423 1.34 AML other m 2019-08-29T08:47:59.22
IV.SEI.HHE. ML:2.3 0.0005899999999999999 0.46 AML other m 2019-08-29T08:47:59.08
IV.FNVD.HHE. ML:2.0 0.0002355 1.08 AML other m 2019-08-29T08:47:59.97
IV.ASQU.HHE. ML:2.2 0.0003215 1.26 AML other m 2019-08-29T08:47:59.89
IV.BDI.HNE. ML:2.4 0.0005660000000000001 0.56 AML other m 2019-08-29T08:47:59.66
IV.SEI.HHN. ML:2.5 0.000921 0.4 AML other m 2019-08-29T08:48:00.07
IV.SFI.EHE. ML:2.3 0.000367 0.38 AML other m 2019-08-29T08:48:00.24
IV.SFI.HNE. ML:2.4 0.00040849999999999995 0.42 AML other m 2019-08-29T08:48:00.23
IV.LMD.HHE. ML:2.1 0.0002 1.46 AML other m 2019-08-29T08:48:00.92
IV.FROS.CHN. ML:2.3 0.00041749999999999996 0.52 AML other m 2019-08-29T08:48:00.97
IV.LMD.HHN. ML:2.2 0.0002575 1.3 AML other m 2019-08-29T08:48:01.91
MN.VLC.HHN. ML:2.1 0.0001815 0.7 AML other m 2019-08-29T08:48:03.28
MN.VLC.HHE. ML:1.9 0.00013700000000000002 1.26 AML other m 2019-08-29T08:48:03.94
IV.SFI.EHN. ML:2.1 0.00022299999999999997 0.8 AML other m 2019-08-29T08:48:03.68
IV.SFI.HNN. ML:2.1 0.000236 0.46 AML other m 2019-08-29T08:48:05.33
GU.GSCL.HHE. ML:0.0 0.00029700000000000006 0.5 AML other m 2019-08-29T08:48:05.59
IV.ZCCA.HHN. ML:0.0 0.000188 0.74 AML other m 2019-08-29T08:48:06.45
GU.GSCL.HHN. ML:0.0 0.000313 0.76 AML other m 2019-08-29T08:48:06.57
IV.ZCCA.HHE. ML:0.0 0.00010375 1.16 AML other m 2019-08-29T08:48:08.59
IV.BRIS.HHN. ML:2.0 0.00015 0.58 AML other m 2019-08-29T08:48:10.22
IV.PARC.HHN. ML:2.0 0.00010355000000000001 0.42 AML other m 2019-08-29T08:48:10.50
IV.PLMA.HHN. ML:1.9 0.00006884999999999999 0.96 AML other m 2019-08-29T08:48:11.54
IV.CASP.HHE. ML:2.0 0.00009814999999999999 1.14 AML other m 2019-08-29T08:48:11.21
IV.CASP.HHN. ML:1.8 0.0000567 0.48 AML other m 2019-08-29T08:48:11.59
IV.CAFI.HHN. ML:1.6 0.0000433 0.52 AML other m 2019-08-29T08:48:12.71
IV.PLMA.HHE. ML:1.8 0.0000631 1.26 AML other m 2019-08-29T08:48:13.95
IV.BRIS.HHE. ML:2.0 0.00011899999999999999 1.48 AML other m 2019-08-29T08:48:14.81
IV.PARC.HHE. ML:1.8 0.0000696 0.94 AML other m 2019-08-29T08:48:14.98
GU.GRAM.HHE. ML:2.4 0.0002035 0.28 AML other m 2019-08-29T08:48:15.36
GU.GRAM.HHN. ML:2.5 0.00022749999999999997 0.36 AML other m 2019-08-29T08:48:16.46
IV.MSSA.HHE. ML:1.8 0.00003735 0.82 AML other m 2019-08-29T08:48:21.32
IV.MSSA.HHN. ML:2.0 0.00005574999999999999 0.46 AML other m 2019-08-29T08:48:21.68
IV.MPPT.EHN. ML:2.1 0.00064435125 0.1152 AML other m 2019-08-29T08:47:49.55
IV.MPPT.EHE. ML:2.1 0.0006206857 0.384 AML other m 2019-08-29T08:47:49.15
MN.VLC.HNN. ML:2.1 0.000147185035 0.6016 AML other m 2019-08-29T08:48:03.29
MN.VLC.HNE. ML:2.0 0.00015042192500000002 0.2624 AML other m 2019-08-29T08:48:03.30
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