Earthquake with magnitude of ML 0.8 on date 08-12-2019 and time 21:06:11 (UTC) in region 6 km N Scarperia e San Piero (FI)

A magnitude ML 0.8 earthquake occured in region: 6 km N Scarperia e San Piero (FI), on

  • 08-12-2019 21:06:11 (UTC)
  • 08-12-2019 22:06:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0190, 11.3240 at 7 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Scarperia e San Piero FI 6 12217 12217
Barberino di Mugello FI 7 10836 23053
Borgo San Lorenzo FI 9 18211 41264
Firenzuola FI 12 4726 45990
Vaglia FI 13 5073 51063
Vernio PO 14 6060 57123
Vicchio FI 15 8044 65167
Vaiano PO 17 9895 75062
Cantagallo PO 17 3105 78167
Castiglione dei Pepoli BO 19 5648 83815

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Prato (191150 inhabitants)
28 Km N of Firenze (382808 inhabitants)
31 Km NE of Scandicci (50609 inhabitants)
34 Km E of Pistoia (90315 inhabitants)
49 Km SW of Imola (69797 inhabitants)
53 Km S of Bologna (386663 inhabitants)
54 Km SW of Faenza (58541 inhabitants)
62 Km W of Forlì (117913 inhabitants)
69 Km E of Lucca (89046 inhabitants)
75 Km W of Cesena (96758 inhabitants)
76 Km NW of Arezzo (99543 inhabitants)
77 Km SE of Modena (184973 inhabitants)
78 Km N of Siena (53903 inhabitants)
81 Km E of Pisa (89158 inhabitants)
83 Km SW of Ravenna (159116 inhabitants)
88 Km E of Viareggio (62467 inhabitants)
92 Km SE of Carpi (70699 inhabitants)
94 Km SE of Reggio nell'Emilia (171345 inhabitants)
94 Km S of Ferrara (133155 inhabitants)
95 Km E of Massa (69479 inhabitants)
97 Km NE of Livorno (159219 inhabitants)
98 Km E of Carrara (63133 inhabitants)
99 Km W of Rimini (147750 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 0.8 2019-12-08
21:06:11
44.0192 11.3242 7 2020-02-28
16:42:25
Bollettino Sismico Italiano INGV 76605061
Reviewed
Rev100
ML 0.8 2019-12-08
21:06:11
44.0353 11.3343 3 2019-12-08
21:15:44
Sala Sismica INGV-Roma 74441991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-08 21:06:11 ± 0.07
Latitude 44.0192 ± 0.0036
Longitude 11.3242 ± 0.0038
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76605061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 408
Semi-minor axis of confidence ellipse (meter) 190
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39300
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 76605061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-17 16:45:19

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 74441991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-08 21:15:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2019-12-08T21:06:29.71 3.0 undecidable manual S 0.35 0
IV.SFI.EHZ. 2019-12-08T21:06:27.02 0.6 undecidable manual S 107 43.623 50 0.18 47
IV.LMD.HHZ. 2019-12-08T21:06:23.04 0.3 undecidable manual S 78 31.2465 102 0.17 72
IV.SFI.EHZ. 2019-12-08T21:06:20.40 0.3 undecidable manual P 107 43.623 50 -0.08 71
IV.RUFI.EHZ. 2019-12-08T21:06:20.56 0.3 undecidable manual S 144 24.9528 105 -0.19 72
IT.FIE.HGE. 2019-12-08T21:06:20.49 0.6 undecidable manual S 186 23.6541 106 0.18 48
IV.LMD.HHZ. 2019-12-08T21:06:18.05 0.3 undecidable manual P 78 31.2465 102 -0.13 72
IV.MPPT.EHZ. 2019-12-08T21:06:18.92 0.3 undecidable manual S 250 19.869 109 -0.15 73
IV.MPPT.EHZ. 2019-12-08T21:06:16.03 0.1 undecidable manual P 250 19.869 109 0.04 100
IV.FNVD.HHE. 2019-12-08T21:06:16.36 0.3 undecidable manual P 316 22.9548 106 -0.22 72
IT.FIE.HGE. 2019-12-08T21:06:16.62 0.3 undecidable manual P 186 23.6541 106 -0.09 74
IV.MOCL.EHZ. 2019-12-08T21:06:16.55 0.6 undecidable manual S 262 11.5773 120 0.12 50
IV.RUFI.EHZ. 2019-12-08T21:06:16.97 0.3 undecidable manual P 144 24.9528 105 0.01 75
IV.MOCL.EHZ. 2019-12-08T21:06:14.68 0.1 negative manual P 262 11.5773 120 0.22 98
IV.NARO.HHZ. 2019-12-08T21:06:12.86 3.0 undecidable manual P -0.84 0
IV.SEI.HHZ. 2019-12-08T21:06:12.56 3.0 undecidable manual S 4.7952 -2.09 0
IV.SEI.HHZ. 2019-12-08T21:06:11.14 3.0 undecidable manual P 4.7952 -2.3 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHN. ML:1.0 0.00011870601499999999 0.2304 AML other m 2019-12-08T21:06:16.56
IV.MOCL.EHE. ML:0.8 0.000083930765 0.1152 AML other m 2019-12-08T21:06:17.57
IV.MPPT.EHN. ML:0.8 0.000057442869999999996 0.1408 AML other m 2019-12-08T21:06:19.72
IV.MPPT.EHE. ML:0.8 0.000042513960000000004 0.1408 AML other m 2019-12-08T21:06:19.74
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