Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 09-12-2019 and time 04:26:30 (UTC) in region 5 km E Barberino di Mugello (FI)

A magnitude ML 2.1 earthquake occured in region: 5 km E Barberino di Mugello (FI), on

  • 09-12-2019 04:26:30 (UTC)
  • 09-12-2019 05:26:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0140, 11.3020 at 8 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 5 10836 10836
Scarperia e San Piero FI 6 12217 23053
Borgo San Lorenzo FI 10 18211 41264
Vaglia FI 12 5073 46337
Vernio PO 13 6060 52397
Firenzuola FI 13 4726 57123
Vaiano PO 15 9895 67018
Cantagallo PO 16 3105 70123
Vicchio FI 16 8044 78167
Castiglione dei Pepoli BO 19 5648 83815
Calenzano FI 20 17489 101304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Prato (191150 inhabitants)
27 Km N of Firenze (382808 inhabitants)
30 Km NE of Scandicci (50609 inhabitants)
32 Km E of Pistoia (90315 inhabitants)
50 Km SW of Imola (69797 inhabitants)
54 Km S of Bologna (386663 inhabitants)
55 Km SW of Faenza (58541 inhabitants)
64 Km W of Forlì (117913 inhabitants)
67 Km E of Lucca (89046 inhabitants)
76 Km SE of Modena (184973 inhabitants)
76 Km W of Cesena (96758 inhabitants)
77 Km NW of Arezzo (99543 inhabitants)
77 Km N of Siena (53903 inhabitants)
79 Km E of Pisa (89158 inhabitants)
85 Km SW of Ravenna (159116 inhabitants)
86 Km E of Viareggio (62467 inhabitants)
92 Km SE of Carpi (70699 inhabitants)
93 Km E of Massa (69479 inhabitants)
93 Km SE of Reggio nell'Emilia (171345 inhabitants)
95 Km NE of Livorno (159219 inhabitants)
95 Km S of Ferrara (133155 inhabitants)
97 Km E of Carrara (63133 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 2019-12-09
04:26:30		 44.014 11.3022 8 2020-02-28
16:42:26		 Bollettino Sismico Italiano INGV 76628821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-09 04:26:30 ± 0.06
Latitude 44.0140 ± 0.0036
Longitude 11.3022 ± 0.0038
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76628821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 396
Semi-minor axis of confidence ellipse (meter) 136
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54049
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 76628821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-18 13:52:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HNZ. 2019-12-09T04:28:17.64 3.0 undecidable manual Sg 10.29 0
IV.SAMA.EHZ. 2019-12-09T04:27:45.45 3.0 undecidable manual Sg 4.93 0
IV.SRES.HHZ. 2019-12-09T04:27:33.26 3.0 undecidable manual Sg 3.63 0
GU.TRAV.HHZ. 2019-12-09T04:27:23.15 3.0 negative manual Pg 11.17 0
GU.SATI.HHZ. 2019-12-09T04:27:19.27 3.0 undecidable manual Pg 5.81 0
CH.DIX.HHZ. 2019-12-09T04:27:16.53 3.0 negative manual Pn -2.16 0
SI.KOSI.HHZ. 2019-12-09T04:27:03.13 3.0 undecidable manual Pn -0.67 0
IV.MMUR.HNZ. 2019-12-09T04:26:53.84 3.0 undecidable manual P 2.43 0
IV.ARVD.HHZ. 2019-12-09T04:26:52.23 3.0 positive manual P 1.69 0
IV.OSSC.HHZ. 2019-12-09T04:26:48.31 0.6 undecidable manual S 185 54.6009 50 0.06 47
IV.SFI.EHZ. 2019-12-09T04:26:46.03 0.3 undecidable manual S 105 45.1215 50 0.29 69
GU.POPM.HHZ. 2019-12-09T04:26:45.13 0.3 undecidable manual S 275 43.623 50 -0.19 70
IV.CRMI.HNN. 2019-12-09T04:26:43.16 0.6 undecidable manual S 227 35.3424 50 0.04 49
IV.LMD.HHZ. 2019-12-09T04:26:42.11 0.6 undecidable manual S 78 33.0447 104 -0.29 47
IV.CSNT.HHZ. 2019-12-09T04:26:41.53 0.3 undecidable manual P 181 59.9955 50 -0.09 70
IV.OSSC.HHZ. 2019-12-09T04:26:40.74 0.3 undecidable manual P 185 54.6009 50 -0.04 71
IV.FIR.HHZ. 2019-12-09T04:26:40.53 0.6 undecidable manual S 188 26.8509 107 0.21 48
IV.RUFI.EHZ. 2019-12-09T04:26:39.61 0.3 undecidable manual S 140 25.5522 108 -0.3 71
IV.SFI.EHZ. 2019-12-09T04:26:39.44 0.3 undecidable manual P 105 45.1215 50 0.11 71
IV.ASQU.HHZ. 2019-12-09T04:26:39.48 0.3 undecidable manual P 122 45.8208 50 0.05 72
GU.POPM.HHZ. 2019-12-09T04:26:38.77 0.1 undecidable manual P 275 43.623 50 -0.32 91
IT.FIE.HGE. 2019-12-09T04:26:38.71 0.6 undecidable manual S 182 22.9548 110 -0.33 47
IV.FNVD.HHZ. 2019-12-09T04:26:38.58 0.6 undecidable manual S 320 22.2555 110 -0.23 48
IV.MTRZ.HNN. 2019-12-09T04:26:38.51 0.6 undecidable manual P 16 34.5432 50 0.81 39
IV.CRMI.HNN. 2019-12-09T04:26:37.63 0.1 undecidable manual P 227 35.3424 50 -0.19 95
IV.MPPT.EHZ. 2019-12-09T04:26:37.45 0.6 undecidable manual S 250 18.0708 114 -0.01 51
IV.LMD.HHZ. 2019-12-09T04:26:37.19 0.3 undecidable manual P 78 33.0447 104 -0.22 71
IV.FIR.HHZ. 2019-12-09T04:26:36.54 0.1 undecidable manual P 188 26.8509 107 0.33 94
IV.RUFI.EHZ. 2019-12-09T04:26:35.94 0.1 undecidable manual P 140 25.5522 108 -0.03 100
IV.MOCL.EHZ. 2019-12-09T04:26:35.08 0.3 undecidable manual S 264 9.7791 130 0.08 76
IT.FIE.HGE. 2019-12-09T04:26:35.50 0.3 undecidable manual P 182 22.9548 110 0.04 75
IV.FNVD.HHZ. 2019-12-09T04:26:35.34 0.3 undecidable manual P 320 22.2555 110 0 76
IV.MPPT.EHZ. 2019-12-09T04:26:34.69 0.3 undecidable manual P 250 18.0708 114 0.14 74
IV.MOCL.EHZ. 2019-12-09T04:26:33.37 0.1 undecidable manual P 264 9.7791 130 0.24 98
IV.SEI.HHZ. 2019-12-09T04:26:31.52 3.0 undecidable manual S 6.3936 -2.66 0
IV.SEI.HHZ. 2019-12-09T04:26:30.08 3.0 undecidable manual P 6.3936 -2.58 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SEI.HHE. ML:2.7 0.009148232000000001 0.16 AML other m 2019-12-09T04:26:31.69
IV.SEI.HHN. ML:2.7 0.0097994255 0.5024 AML other m 2019-12-09T04:26:32.50
IV.MOCL.EHN. ML:2.4 0.00335216 0.24 AML other m 2019-12-09T04:26:35.30
IV.MOCL.EHE. ML:2.3 0.0030162235 0.1216 AML other m 2019-12-09T04:26:35.23
IV.MPPT.EHE. ML:1.9 0.0007204279499999999 0.32 AML other m 2019-12-09T04:26:38.90
IV.MPPT.EHN. ML:1.9 0.0007131672 0.3008 AML other m 2019-12-09T04:26:38.32
IV.RUFI.EHN. ML:1.8 0.00041214554999999996 0.8608 AML other m 2019-12-09T04:26:45.26
IV.RUFI.EHE. ML:1.7 0.00029970605 0.4384 AML other m 2019-12-09T04:26:45.66
IV.FIR.HNN. ML:2.4 0.0015089060000000002 0.3904 AML other m 2019-12-09T04:26:41.85
IV.FIR.HHN. ML:2.4 0.0015022545 0.4 AML other m 2019-12-09T04:26:41.84
IV.FIR.HHE. ML:2.4 0.0014368850000000002 0.1984 AML other m 2019-12-09T04:26:41.56
IV.FIR.HNE. ML:2.4 0.0013585700000000001 0.1984 AML other m 2019-12-09T04:26:41.56
IV.LMD.HHN. ML:2.3 0.0009521325999999999 0.1376 AML other m 2019-12-09T04:26:42.69
IV.LMD.HHE. ML:2.0 0.00047109505 0.1984 AML other m 2019-12-09T04:26:44.12
GU.POPM.HHE. ML:2.4 0.00071697075 0.2208 AML other m 2019-12-09T04:26:46.52
GU.POPM.HHN. ML:2.4 0.0008209176499999999 0.2592 AML other m 2019-12-09T04:26:45.96
IV.SFI.EHE. ML:2.0 0.0002828115 0.1376 AML other m 2019-12-09T04:26:46.94
IV.SFI.EHN. ML:1.8 0.00019363475 0.1216 AML other m 2019-12-09T04:26:47.13
IV.SFI.HNN. ML:1.8 0.00020339005 0.112 AML other m 2019-12-09T04:26:47.12
IV.SFI.HNE. ML:2.0 0.0002638682 0.128 AML other m 2019-12-09T04:26:46.93
IV.ASQU.HHE. ML:1.6 0.00012011937999999999 0.2784 AML other m 2019-12-09T04:26:50.49
IV.ASQU.HHN. ML:1.7 0.0001381615 0.4 AML other m 2019-12-09T04:26:50.33
IV.OSSC.HHE. ML:2.1 0.00031381285 0.16 AML other m 2019-12-09T04:26:49.29
IV.OSSC.HNE. ML:2.0 0.0002592694 0.208 AML other m 2019-12-09T04:26:49.27
IV.OSSC.HHN. ML:2.1 0.0002906471 0.2176 AML other m 2019-12-09T04:26:49.27
IV.OSSC.HNN. ML:2.1 0.00029964234999999993 0.1504 AML other m 2019-12-09T04:26:49.29
IV.CSNT.HHE. ML:2.2 0.00030043795 0.1792 AML other m 2019-12-09T04:26:50.74
IV.CSNT.HHN. ML:2.1 0.00025669474999999995 0.32 AML other m 2019-12-09T04:26:50.00
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