Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 09-12-2019 and time 17:09:17 (Italy) in region 4 km NE Barberino di Mugello (FI)

A magnitude ML 1.3 earthquake occured in region: 4 km NE Barberino di Mugello (FI), on

  • 09-12-2019 16:09:17 (UTC)
  • 09-12-2019 17:09:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0200, 11.2790 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
Barberino di Mugello FI 4 10836 10836
Scarperia e San Piero FI 7 12217 23053
Vernio PO 11 6060 29113
Borgo San Lorenzo FI 11 18211 47324
Vaglia FI 13 5073 52397
Vaiano PO 14 9895 62292
Cantagallo PO 14 3105 65397
Firenzuola FI 14 4726 70123
Castiglione dei Pepoli BO 17 5648 75771
Vicchio FI 18 8044 83815
Calenzano FI 19 17489 101304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Prato (191150 inhabitants)
28 Km N of Firenze (382808 inhabitants)
30 Km N of Scandicci (50609 inhabitants)
30 Km E of Pistoia (90315 inhabitants)
51 Km SW of Imola (69797 inhabitants)
53 Km S of Bologna (386663 inhabitants)
57 Km SW of Faenza (58541 inhabitants)
65 Km W of Forlì (117913 inhabitants)
65 Km E of Lucca (89046 inhabitants)
75 Km SE of Modena (184973 inhabitants)
78 Km E of Pisa (89158 inhabitants)
78 Km N of Siena (53903 inhabitants)
78 Km W of Cesena (96758 inhabitants)
78 Km NW of Arezzo (99543 inhabitants)
84 Km E of Viareggio (62467 inhabitants)
86 Km SW of Ravenna (159116 inhabitants)
91 Km SE of Carpi (70699 inhabitants)
91 Km E of Massa (69479 inhabitants)
91 Km SE of Reggio nell'Emilia (171345 inhabitants)
94 Km NE of Livorno (159219 inhabitants)
95 Km E of Carrara (63133 inhabitants)
95 Km SW of Ferrara (133155 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 1.3 2019-12-09
16:09:17		 44.0197 11.2787 10 2020-02-28
16:42:22		 Bollettino Sismico Italiano INGV 76294391
Reviewed
Rev100 		ML 1.2 2019-12-09
16:09:17		 44.026 11.2712 9 2019-12-09
16:16:14		 Sala Sismica INGV-Roma 74491101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-09 16:09:17 ± 0.07
Latitude 44.0197 ± 0.0054
Longitude 11.2787 ± 0.0050
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76294391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 543
Semi-minor axis of confidence ellipse (meter) 362
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 346
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31117
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 74491101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-09 16:16:14

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 76294391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-06 14:25:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PZZ.HHZ. 2019-12-09T16:10:57.86 3.0 undecidable manual Sg 18.59 0
IV.RESU.HHZ. 2019-12-09T16:10:50.53 3.0 undecidable manual Pn 4.78 0
CR.STON.BHZ. 2019-12-09T16:10:44.64 3.0 negative manual Pn 21.209999 0
CH.MUGIO.HHZ. 2019-12-09T16:10:37.54 3.0 undecidable manual Sg 7.13 0
IV.ROVR.HHZ. 2019-12-09T16:10:09.81 3.0 undecidable manual Pg -1.52 0
IV.TERO.HHZ. 2019-12-09T16:10:08.64 3.0 undecidable manual Sn -2.95 0
GU.SATI.HHZ. 2019-12-09T16:10:08.31 3.0 undecidable manual Pg 4.98 0
IV.RM33.EHZ. 2019-12-09T16:10:07.60 3.0 undecidable manual Sn 0.01 0
IV.SMA1.EHZ. 2019-12-09T16:10:05.93 3.0 undecidable manual Sn -1.55 0
IV.FDMO.HHZ. 2019-12-09T16:10:05.18 3.0 undecidable manual Sg 6.65 0
IV.MMO1.EHZ. 2019-12-09T16:10:04.58 3.0 undecidable manual Sg 0.71 0
IV.MC2.EHZ. 2019-12-09T16:10:03.66 3.0 undecidable manual Sg 2.09 0
IV.NRCA.HNZ. 2019-12-09T16:10:02.36 3.0 undecidable manual P 0.97 0
IV.SARZ.HHZ. 2019-12-09T16:09:41.79 3.0 undecidable manual Pn -5.06 0
IV.PE3.EHZ. 2019-12-09T16:09:40.02 3.0 undecidable manual S -2.93 0
IV.APEC.HHZ. 2019-12-09T16:09:39.19 3.0 undecidable manual S -2.22 0
IV.IMOL.HNZ. 2019-12-09T16:09:38.96 3.0 undecidable manual Sg -0.22 0
IV.CELB.HHZ. 2019-12-09T16:09:33.62 3.0 undecidable manual P -1.33 0
IV.CRMI.HHZ. 2019-12-09T16:09:29.60 0.6 undecidable manual S 224 34.5432 50 0.4 45
IV.RINC.HHE. 2019-12-09T16:09:28.00 0.6 undecidable manual S 119 30.1476 50 -0.03 49
IV.VISG.HHZ. 2019-12-09T16:09:26.09 0.3 undecidable manual S 33 22.4553 113 0.34 69
IV.RUFI.EHZ. 2019-12-09T16:09:26.65 0.6 undecidable manual S 137 27.3504 50 -0.64 42
IV.FNVD.HHE. 2019-12-09T16:09:24.95 0.3 undecidable manual S 323 20.5683 115 -0.2 72
IV.CRMI.HHZ. 2019-12-09T16:09:24.23 0.3 undecidable manual P 224 34.5432 50 0.08 72
IV.RINC.HHE. 2019-12-09T16:09:23.60 0.3 undecidable manual P 119 30.1476 50 0.13 72
IV.RONT.HHZ. 2019-12-09T16:09:23.18 0.3 undecidable manual S 103 12.6762 128 0.4 70
IV.MPPT.EHZ. 2019-12-09T16:09:23.88 0.3 undecidable manual S 245 16.5723 120 -0.03 75
IV.VISG.HHZ. 2019-12-09T16:09:22.14 0.3 undecidable manual P 33 22.4553 113 -0.01 74
IV.RUFI.EHZ. 2019-12-09T16:09:22.76 0.3 undecidable manual P 137 27.3504 50 -0.28 70
IV.MOCL.EHZ. 2019-12-09T16:09:21.44 0.3 undecidable manual S 258 7.9809 141 -0.17 74
IV.FNVD.HHE. 2019-12-09T16:09:21.90 0.3 undecidable manual P 323 20.5683 115 0.09 73
IV.SEI.HHZ. 2019-12-09T16:09:21.05 0.3 undecidable manual S 59 7.3815 143 -0.44 70
IV.MPPT.EHZ. 2019-12-09T16:09:21.17 0.3 undecidable manual P 245 16.5723 120 0.08 74
IV.RONT.HHZ. 2019-12-09T16:09:20.61 0.1 positive manual P 103 12.6762 128 0.17 98
IV.SEI.HHZ. 2019-12-09T16:09:19.55 0.1 undecidable manual P 59 7.3815 143 -0.15 99
IV.MOCL.EHZ. 2019-12-09T16:09:19.86 0.1 undecidable manual P 258 7.9809 141 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SEI.HHN. ML:1.4 0.00033350000000000003 0.14 AML other m 2019-12-09T16:09:21.27
IV.SEI.HHE. ML:1.2 0.00021650000000000003 0.38 AML other m 2019-12-09T16:09:21.43
IV.MOCL.EHE. ML:1.0 0.00015350000000000002 0.16 AML other m 2019-12-09T16:09:21.58
IV.MOCL.EHN. ML:1.1 0.0001815 0.96 AML other m 2019-12-09T16:09:22.18
IV.RONT.HHE. ML:1.6 0.00042921085 0.1152 AML other m 2019-12-09T16:09:23.33
IV.RONT.HHN. ML:1.4 0.00026572974999999996 0.2176 AML other m 2019-12-09T16:09:23.69
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