Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 10-05-2022 and time 19:33:13 (Italy) in region 3 km SW Impruneta (FI)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Impruneta (FI), on

  • 10-05-2022 17:33:13 (UTC)
  • 10-05-2022 19:33:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6620, 11.2420 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
Impruneta FI 3 14615 14615
San Casciano in Val di Pesa FI 5 17062 31677
Greve in Chianti FI 11 13862 45539
Scandicci FI 12 50609 96148
Bagno a Ripoli FI 12 25611 121759
Firenze FI 12 382808 504567
Tavarnelle Val di Pesa FI 12 7800 512367
Montespertoli FI 14 13537 525904
Barberino Val d'Elsa FI 14 4386 530290
Lastra a Signa FI 16 20156 550446
Fiesole FI 17 13969 564415
Figline e Incisa Valdarno FI 17 23505 587920
Signa FI 18 19179 607099
Rignano sull'Arno FI 18 8651 615750
Montelupo Fiorentino FI 19 14098 629848
Sesto Fiorentino FI 19 48958 678806
Campi Bisenzio FI 20 46166 724972

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SE of Scandicci (50609 inhabitants)
12 Km S of Firenze (382808 inhabitants)
27 Km SE of Prato (191150 inhabitants)
39 Km N of Siena (53903 inhabitants)
40 Km SE of Pistoia (90315 inhabitants)
56 Km W of Arezzo (99543 inhabitants)
63 Km E of Lucca (89046 inhabitants)
68 Km E of Pisa (89158 inhabitants)
76 Km E of Livorno (159219 inhabitants)
83 Km E of Viareggio (62467 inhabitants)
86 Km SW of Imola (69797 inhabitants)
86 Km SW of Faenza (58541 inhabitants)
89 Km SW of Forlì (117913 inhabitants)
93 Km S of Bologna (386663 inhabitants)
96 Km SW of Cesena (96758 inhabitants)
98 Km E of Massa (69479 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 2.0 2022-05-10
17:33:13		 43.662 11.2422 8 2023-01-31
19:03:10		 Bollettino Sismico Italiano INGV 104532751
Reviewed
Rev100 		ML 2.1 2022-05-10
17:33:13		 43.6627 11.249 7 2022-05-10
17:38:56		 Sala Sismica INGV-Roma 104454151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-10 17:33:13 ± 0.05
Latitude 43.6620 ± 0.0027
Longitude 11.2422 ± 0.0050
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 104532751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94429
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 46
Type of magnitude ML
Reference to an origin 104532751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-01 16:00:47

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 104454151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-10 17:38:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.BNI.HHZ. 2022-05-10T17:35:12.29 3.0 undecidable manual Sg 20.92 0
OX.CIMO.HHZ. 2022-05-10T17:34:28.71 3.0 undecidable manual Sn -3.78 0
IV.SMA1.EHZ. 2022-05-10T17:34:12.01 3.0 undecidable manual Sn 1.69 0
IV.MMO1.EHZ. 2022-05-10T17:34:11.23 3.0 undecidable manual Sg 4.47 0
IV.GUMA.HHZ. 2022-05-10T17:34:03.62 3.0 undecidable manual Sn -1.6 0
IV.T0110.HHZ. 2022-05-10T17:33:50.26 3.0 undecidable manual Pn -2.07 0
IV.CSP1.EHZ. 2022-05-10T17:33:45.26 3.0 undecidable manual P 4.05 0
IV.PARC.HHZ. 2022-05-10T17:33:38.78 0.3 undecidable manual S 91 79.9644 50 0.7 55
IV.VISG.HHZ. 2022-05-10T17:33:33.11 0.3 undecidable manual S 15 60.495 50 0.25 65
IV.LMD.HHZ. 2022-05-10T17:33:32.68 0.6 undecidable manual S 39 59.1963 50 0.14 44
IV.PIEI.HHZ. 2022-05-10T17:33:32.06 0.6 undecidable manual P 97 104.8173 50 0.53 37
IV.FNVD.HHZ. 2022-05-10T17:33:31.57 0.6 undecidable manual S 350 56.8986 50 -0.35 43
GU.EQUI.HHZ. 2022-05-10T17:33:31.66 0.6 undecidable manual P 303 103.4187 50 0.34 39
IV.ARCI.HHZ. 2022-05-10T17:33:29.70 0.3 undecidable manual P 168 91.8414 50 0.17 62
IV.PARC.HHZ. 2022-05-10T17:33:28.47 0.3 undecidable manual P 91 79.9644 50 0.76 53
IV.ASQU.HHZ. 2022-05-10T17:33:28.78 0.3 undecidable manual S 71 46.3203 50 -0.32 66
IV.SEI.HHZ. 2022-05-10T17:33:28.76 0.6 undecidable manual S 12 44.5221 50 0.15 45
IV.BDI.HHZ. 2022-05-10T17:33:26.13 0.3 undecidable manual P 311 68.1762 50 0.24 64
IV.MOCL.EHZ. 2022-05-10T17:33:26.43 0.3 undecidable manual S 353 38.3283 50 -0.54 63
IV.MPPT.EHZ. 2022-05-10T17:33:25.64 0.1 undecidable manual S 340 34.9428 102 -0.31 90
IV.CRE.HHZ. 2022-05-10T17:33:24.05 0.1 undecidable manual P 95 57.1983 50 -0.13 89
IV.BOSL.HHZ. 2022-05-10T17:33:24.76 0.1 undecidable manual S 19 31.6461 104 -0.07 95
IV.VISG.HHZ. 2022-05-10T17:33:24.92 0.3 undecidable manual P 15 60.495 50 0.23 65
GU.POPM.HHZ. 2022-05-10T17:33:24.12 0.6 undecidable manual P 318 57.5979 50 -0.12 45
IV.FNVD.HHZ. 2022-05-10T17:33:24.30 0.3 undecidable manual P 350 56.8986 50 0.15 67
IV.PII.HHZ. 2022-05-10T17:33:24.07 0.3 undecidable manual P 277 57.8976 50 -0.23 66
IV.LMD.HHZ. 2022-05-10T17:33:24.40 0.3 undecidable manual P 39 59.1963 50 -0.1 67
IV.RUFI.EHZ. 2022-05-10T17:33:23.51 0.3 undecidable manual S 48 28.9488 105 -0.42 66
IV.SEI.HHZ. 2022-05-10T17:33:22.15 0.1 positive manual P 12 44.5221 50 -0.09 92
IV.ASQU.HHZ. 2022-05-10T17:33:22.20 0.3 undecidable manual P 71 46.3203 50 -0.32 66
IV.CRMI.HHZ. 2022-05-10T17:33:22.88 0.6 undecidable manual S 305 25.752 107 0.03 48
IV.MOCL.EHZ. 2022-05-10T17:33:21.07 0.1 undecidable manual P 353 38.3283 50 -0.22 91
IV.CSNT.HHZ. 2022-05-10T17:33:20.89 0.3 undecidable manual S 170 21.2676 110 -0.49 66
IV.MPPT.EHZ. 2022-05-10T17:33:20.44 0.3 undecidable manual P 340 34.9428 102 -0.26 68
IT.FIE.HGZ. 2022-05-10T17:33:20.23 0.6 undecidable manual S 15 16.6722 115 0.34 46
IV.OSSC.HHZ. 2022-05-10T17:33:19.42 0.3 undecidable manual S 179 15.3735 117 -0.06 73
IV.RUFI.EHZ. 2022-05-10T17:33:19.48 0.1 undecidable manual P 48 28.9488 105 -0.05 95
IV.BOSL.HHZ. 2022-05-10T17:33:19.92 0.1 positive manual P 19 31.6461 104 -0.13 93
IV.FIR.HNZ. 2022-05-10T17:33:18.92 0.6 undecidable manual S 5 12.4764 122 0.3 47
ZH.T1646.HNZ. 2022-05-10T17:33:18.44 0.6 undecidable manual S 268 10.6782 126 0.34 46
IV.CRMI.HHZ. 2022-05-10T17:33:18.73 0.1 undecidable manual P 305 25.752 107 -0.18 94
IT.FIE.HGZ. 2022-05-10T17:33:17.54 0.1 undecidable manual P 15 16.6722 115 0.34 92
ZH.T1647.HNZ. 2022-05-10T17:33:17.51 0.6 undecidable manual S 137 8.2806 133 0.06 49
IV.CSNT.HHZ. 2022-05-10T17:33:17.74 0.1 undecidable manual P 170 21.2676 110 -0.32 91
ZH.T1648.HNZ. 2022-05-10T17:33:16.34 0.3 undecidable manual S 83 3.2967 157 -0.09 74
IV.FIR.HNZ. 2022-05-10T17:33:16.75 0.1 undecidable manual P 5 12.4764 122 0.28 94
IV.OSSC.HHZ. 2022-05-10T17:33:16.92 0.1 undecidable manual P 179 15.3735 117 -0.04 98
ZH.T1646.HNZ. 2022-05-10T17:33:16.64 0.1 undecidable manual P 268 10.6782 126 0.47 90
ZH.T1648.HNZ. 2022-05-10T17:33:15.24 0.1 undecidable manual P 83 3.2967 157 0.04 100
ZH.T1647.HNZ. 2022-05-10T17:33:15.85 0.1 undecidable manual P 137 8.2806 133 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OSSC.HHE. ML:2.4 0.002695 0.58 AML other m 2022-05-10T17:33:19.92
IV.OSSC.HHN. ML:2.2 0.001795 1.14 AML other m 2022-05-10T17:33:20.61
IV.CSNT.HHN. ML:2.1 0.0009505000000000001 0.18 AML other m 2022-05-10T17:33:21.84
IV.CSNT.HHE. ML:2.3 0.0015899999999999998 0.84 AML other m 2022-05-10T17:33:23.43
IV.CRMI.HHE. ML:1.8 0.00041049999999999995 0.5 AML other m 2022-05-10T17:33:23.51
IV.CRMI.HNE. ML:2.0 0.0005814999999999999 0.48 AML other m 2022-05-10T17:33:23.52
IV.CRMI.HHN. ML:1.9 0.00044500000000000003 0.32 AML other m 2022-05-10T17:33:23.74
IV.RUFI.EHN. ML:2.0 0.000463 0.86 AML other m 2022-05-10T17:33:23.35
IV.CRMI.HNN. ML:1.9 0.0004285 0.5 AML other m 2022-05-10T17:33:23.74
IV.RUFI.EHE. ML:2.0 0.0005545 0.54 AML other m 2022-05-10T17:33:24.78
IV.BOSL.HHN. ML:1.8 0.000308 0.2 AML other m 2022-05-10T17:33:24.96
IV.BOSL.HHE. ML:2.0 0.00045699999999999994 0.2 AML other m 2022-05-10T17:33:24.95
IV.MPPT.EHN. ML:2.2 0.0006515 0.62 AML other m 2022-05-10T17:33:26.00
IV.MPPT.EHE. ML:2.4 0.001145 0.5 AML other m 2022-05-10T17:33:26.29
IV.MOCL.EHN. ML:2.4 0.0008725 1.24 AML other m 2022-05-10T17:33:27.20
IV.MOCL.EHE. ML:2.4 0.0009715 0.3 AML other m 2022-05-10T17:33:28.85
IV.ASQU.HHN. ML:2.1 0.00035099999999999997 1.36 AML other m 2022-05-10T17:33:29.30
IV.ASQU.HHE. ML:2.0 0.0003185 0.44 AML other m 2022-05-10T17:33:29.26
IV.SEI.HHN. ML:2.6 0.001325 0.5 AML other m 2022-05-10T17:33:30.32
GU.POPM.HHN. ML:2.1 0.000251 0.26 AML other m 2022-05-10T17:33:32.62
IV.LMD.HHE. ML:1.9 0.0001815 0.3 AML other m 2022-05-10T17:33:33.12
IV.SEI.HHE. ML:2.3 0.0006194999999999999 0.38 AML other m 2022-05-10T17:33:33.59
IV.FNVD.HHE. ML:2.0 0.000208 0.72 AML other m 2022-05-10T17:33:33.86
GU.POPM.HHE. ML:2.1 0.0002825 0.2 AML other m 2022-05-10T17:33:33.54
IV.VISG.HHE. ML:1.8 0.0001135 0.78 AML other m 2022-05-10T17:33:33.23
IV.VISG.HHN. ML:1.6 0.00008645 0.32 AML other m 2022-05-10T17:33:33.77
IV.LMD.HHN. ML:2.0 0.0002195 1 AML other m 2022-05-10T17:33:34.60
IV.CRE.HHN. ML:2.0 0.0002365 0.22 AML other m 2022-05-10T17:33:34.35
IV.FNVD.HHN. ML:2.1 0.0003075 0.36 AML other m 2022-05-10T17:33:35.07
IV.PII.HHE. ML:1.9 0.00017749999999999998 0.38 AML other m 2022-05-10T17:33:35.62
IV.PII.HHN. ML:2.0 0.0002145 1.06 AML other m 2022-05-10T17:33:36.66
IV.BDI.HHN. ML:1.9 0.00014700000000000002 0.74 AML other m 2022-05-10T17:33:37.26
IV.BDI.HHE. ML:1.9 0.00013700000000000002 0.66 AML other m 2022-05-10T17:33:37.54
IV.CRE.HHE. ML:2.9 0.0017764999999999999 0.1 AML other m 2022-05-10T17:33:37.73
IV.PARC.HHN. ML:1.8 0.0000969 0.42 AML other m 2022-05-10T17:33:39.74
IV.PARC.HHE. ML:1.8 0.00008840000000000001 0.82 AML other m 2022-05-10T17:33:42.71
IV.ARCI.HHN. ML:1.7 0.00006225 0.94 AML other m 2022-05-10T17:33:43.07
GU.GSCL.HHE. ML:1.7 0.00006035 0.96 AML other m 2022-05-10T17:33:43.24
IV.ARCI.HHE. ML:1.6 0.00005165 0.96 AML other m 2022-05-10T17:33:44.06
GU.GSCL.HHN. ML:1.8 0.00007419999999999999 0.94 AML other m 2022-05-10T17:33:45.91
GU.EQUI.HHE. ML:1.8 0.00006545 1.5 AML other m 2022-05-10T17:33:47.00
GU.EQUI.HHN. ML:1.8 0.00005885 1.14 AML other m 2022-05-10T17:33:47.79
IV.ATMI.HHN. ML:2.2 0.00016749999999999998 0.7 AML other m 2022-05-10T17:33:47.86
IV.PIEI.HHN. ML:1.6 0.0000339 0.4 AML other m 2022-05-10T17:33:49.47
IV.ATMI.HHE. ML:2.0 0.00011850000000000001 0.38 AML other m 2022-05-10T17:33:50.20
IV.PIEI.HHE. ML:1.5 0.0000303 0.6 AML other m 2022-05-10T17:33:50.69
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
Waveforms Seismic signals in miniseed + resp format Download