Earthquake with magnitude of ML 1.8 on date 09-12-2019 and time 06:29:03 (Italy) in region 5 km N Scarperia e San Piero (FI)

A magnitude ML 1.8 earthquake occured in region: 5 km N Scarperia e San Piero (FI), on

  • 09-12-2019 05:29:03 (UTC)
  • 09-12-2019 06:29:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0070, 11.3260 at 9 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 5 12217 12217
Barberino di Mugello FI 7 10836 23053
Borgo San Lorenzo FI 8 18211 41264
Vaglia FI 12 5073 46337
Firenzuola FI 13 4726 51063
Vicchio FI 14 8044 59107
Vernio PO 15 6060 65167
Vaiano PO 17 9895 75062
Cantagallo PO 18 3105 78167

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Prato (191150 inhabitants)
27 Km N of Firenze (382808 inhabitants)
30 Km NE of Scandicci (50609 inhabitants)
34 Km E of Pistoia (90315 inhabitants)
50 Km SW of Imola (69797 inhabitants)
54 Km S of Bologna (386663 inhabitants)
54 Km SW of Faenza (58541 inhabitants)
62 Km W of Forlì (117913 inhabitants)
68 Km E of Lucca (89046 inhabitants)
75 Km W of Cesena (96758 inhabitants)
75 Km NW of Arezzo (99543 inhabitants)
77 Km N of Siena (53903 inhabitants)
78 Km SE of Modena (184973 inhabitants)
81 Km E of Pisa (89158 inhabitants)
83 Km SW of Ravenna (159116 inhabitants)
87 Km E of Viareggio (62467 inhabitants)
93 Km SE of Carpi (70699 inhabitants)
95 Km E of Massa (69479 inhabitants)
95 Km SE of Reggio nell'Emilia (171345 inhabitants)
95 Km S of Ferrara (133155 inhabitants)
96 Km NE of Livorno (159219 inhabitants)
99 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 1.8 2019-12-09
05:29:03
44.0067 11.3257 9 2020-02-28
16:42:26
Bollettino Sismico Italiano INGV 76622241
Reviewed
Rev100
ML 1.8 2019-12-09
05:29:03
44.0057 11.3273 8 2019-12-09
05:38:00
Sala Sismica INGV-Roma 74463371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-09 05:29:03 ± 0.05
Latitude 44.0067 ± 0.0027
Longitude 11.3257 ± 0.0038
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76622241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 233
Semi-minor axis of confidence ellipse (meter) 216
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
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 27
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.53420
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 76622241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-18 10:54:55

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 74463371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-09 05:38:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2019-12-09T05:29:22.55 0.6 undecidable manual S 183 59.2962 50 0.15 45
IV.OSSC.HHZ. 2019-12-09T05:29:21.28 0.6 undecidable manual S 187 54.0015 50 0.29 44
GU.POPM.HHZ. 2019-12-09T05:29:18.58 0.3 undecidable manual S 276 45.5211 50 -0.17 69
IV.ASQU.HHZ. 2019-12-09T05:29:18.40 0.3 undecidable manual S 122 43.8228 50 0.13 70
IV.CRMI.HNN. 2019-12-09T05:29:16.17 0.6 undecidable manual S 230 36.2415 50 -0.09 48
IV.LMD.HHZ. 2019-12-09T05:29:14.83 0.1 undecidable manual S 75 31.4463 105 -0.06 97
IV.CSNT.HHZ. 2019-12-09T05:29:14.33 0.6 undecidable manual P 183 59.2962 50 -0.12 45
IV.OSSC.HHZ. 2019-12-09T05:29:13.56 0.3 undecidable manual P 187 54.0015 50 -0.07 69
IV.FIR.HNE. 2019-12-09T05:29:13.42 0.6 undecidable manual S 192 26.3514 108 0.21 47
IV.RUFI.EHZ. 2019-12-09T05:29:12.42 0.3 undecidable manual S 142 23.754 110 0.06 73
IV.ASQU.HHZ. 2019-12-09T05:29:12.17 0.3 undecidable manual P 122 43.8228 50 0.11 70
IV.FNVD.HHE. 2019-12-09T05:29:12.25 0.6 undecidable manual S 318 24.0537 110 -0.21 47
GU.POPM.HHZ. 2019-12-09T05:29:12.10 0.3 undecidable manual P 276 45.5211 50 -0.24 68
IV.MTRZ.HHE. 2019-12-09T05:29:11.17 0.3 undecidable manual P 13 34.8429 50 0.48 66
IV.MPPT.EHZ. 2019-12-09T05:29:11.19 0.6 undecidable manual S 254 19.5693 114 0.2 48
IT.FIE.HGZ. 2019-12-09T05:29:11.46 0.3 undecidable manual S 186 22.2555 111 -0.4 69
IV.CRMI.HNN. 2019-12-09T05:29:10.55 0.3 undecidable manual P 230 36.2415 50 -0.35 68
IV.LMD.HHZ. 2019-12-09T05:29:09.86 0.1 negative manual P 75 31.4463 105 -0.25 93
IV.FIR.HNE. 2019-12-09T05:29:09.26 0.6 undecidable manual P 192 26.3514 108 0.12 48
IT.FIE.HGZ. 2019-12-09T05:29:08.35 0.1 undecidable manual P 186 22.2555 111 -0.01 99
IV.MOCL.EHZ. 2019-12-09T05:29:08.64 0.1 undecidable manual S 269 11.5773 127 0.06 100
IV.RUFI.EHZ. 2019-12-09T05:29:08.64 0.1 undecidable manual P 142 23.754 110 -0.01 99
IV.FNVD.HHE. 2019-12-09T05:29:08.70 0.3 undecidable manual P 318 24.0537 110 -0.01 74
IV.MPPT.EHZ. 2019-12-09T05:29:07.96 0.1 positive manual P 254 19.5693 114 0.1 98
IV.MOCL.EHZ. 2019-12-09T05:29:06.69 0.1 positive manual P 269 11.5773 127 0.22 97
IV.SEI.HHZ. 2019-12-09T05:29:04.63 3.0 undecidable manual S 5.8941 -2.57 0
IV.SEI.HHZ. 2019-12-09T05:29:03.08 3.0 undecidable manual P 5.8941 -2.59 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHN. ML:2.4 0.0028471545000000003 0.1984 AML other m 2019-12-09T05:29:08.79
IV.MOCL.EHE. ML:2.1 0.0017327295 0.2208 AML other m 2019-12-09T05:29:08.88
IV.MPPT.EHN. ML:1.6 0.00033503125 1.68 AML other m 2019-12-09T05:29:10.13
IV.MPPT.EHE. ML:1.6 0.00031392865000000005 1.7792 AML other m 2019-12-09T05:29:11.00
IV.RUFI.EHE. ML:1.4 0.00017239660000000002 0.1792 AML other m 2019-12-09T05:29:13.00
IV.LMD.HHN. ML:2.0 0.0005064676 0.1984 AML other m 2019-12-09T05:29:14.90
IV.LMD.HHE. ML:1.9 0.00033709884999999994 0.3584 AML other m 2019-12-09T05:29:16.49
IV.RUFI.EHN. ML:1.3 0.00012106165 0.8192 AML other m 2019-12-09T05:29:17.40
GU.POPM.HHN. ML:1.9 0.0002526262 0.16 AML other m 2019-12-09T05:29:19.18
GU.POPM.HHE. ML:1.8 0.0002026904 0.16 AML other m 2019-12-09T05:29:19.24
IV.ASQU.HHN. ML:1.4 0.00007685462 0.24 AML other m 2019-12-09T05:29:20.14
IV.ASQU.HHE. ML:1.4 0.0000697602385 0.2208 AML other m 2019-12-09T05:29:20.82
IV.OSSC.HNN. ML:1.9 0.00020132312499999999 1.808 AML other m 2019-12-09T05:29:21.01
IV.OSSC.HHE. ML:2.0 0.00022418690000000003 1.7984 AML other m 2019-12-09T05:29:22.02
IV.OSSC.HHN. ML:1.7 0.000123739155 0.32 AML other m 2019-12-09T05:29:22.48
IV.OSSC.HNE. ML:1.8 0.00014430078 0.3392 AML other m 2019-12-09T05:29:22.48
IV.CSNT.HHE. ML:1.8 0.0001361501 0.24 AML other m 2019-12-09T05:29:23.51
IV.CSNT.HHN. ML:1.9 0.00016735315000000002 0.1824 AML other m 2019-12-09T05:29:23.85
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