Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-05-2022 and time 16:13:59 (UTC) in region 4 km SW Impruneta (FI)

A magnitude ML 2.0 earthquake occured in region: 4 km SW Impruneta (FI), on

  • 07-05-2022 16:13:59 (UTC)
  • 07-05-2022 18:13:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6500, 11.2400 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 4 14615 14615
San Casciano in Val di Pesa FI 4 17062 31677
Greve in Chianti FI 10 13862 45539
Tavarnelle Val di Pesa FI 11 7800 53339
Scandicci FI 13 50609 103948
Barberino Val d'Elsa FI 13 4386 108334
Bagno a Ripoli FI 13 25611 133945
Montespertoli FI 13 13537 147482
Firenze FI 13 382808 530290
Lastra a Signa FI 17 20156 550446
Figline e Incisa Valdarno FI 17 23505 573951
Fiesole FI 18 13969 587920
Signa FI 19 19179 607099
Rignano sull'Arno FI 19 8651 615750
Certaldo FI 20 16121 631871
Montelupo Fiorentino FI 20 14098 645969

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SE of Scandicci (50609 inhabitants)
13 Km S of Firenze (382808 inhabitants)
28 Km SE of Prato (191150 inhabitants)
38 Km N of Siena (53903 inhabitants)
41 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)
87 Km SW of Imola (69797 inhabitants)
88 Km SW of Faenza (58541 inhabitants)
91 Km SW of Forlì (117913 inhabitants)
94 Km S of Bologna (386663 inhabitants)
97 Km SW of Cesena (96758 inhabitants)
98 Km E of Massa (69479 inhabitants)
99 Km N of Grosseto (82087 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 2022-05-07
16:13:59		 43.6503 11.2395 8 2023-01-31
19:03:14		 Bollettino Sismico Italiano INGV 105344921
Reviewed
Rev100 		ML 2.0 2022-05-07
16:13:59		 43.6578 11.2378 7 2022-08-03
07:56:15		 Sala Sismica INGV-Roma 104310221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-07 16:13:59 ± 0.06
Latitude 43.6503 ± 0.0027
Longitude 11.2395 ± 0.0062
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 105344921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 481
Semi-minor axis of confidence ellipse (meter) 269
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.93709
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 105344921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-03 07:55:59

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 104310221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-07 16:21:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2022-05-07T16:15:41.47 3.0 undecidable manual Sg 9.72 0
IV.SPS2.HHZ. 2022-05-07T16:15:39.13 3.0 positive manual Pg 14.11 0
IV.PAOL.HHZ. 2022-05-07T16:15:37.35 3.0 undecidable manual Sn -0.76 0
1J.FX14.HHZ.00 2022-05-07T16:15:37.18 3.0 negative manual Pn -0.54 0
IV.TREM.HHZ. 2022-05-07T16:15:33.67 3.0 undecidable manual Sn -1.77 0
IV.LPEL.HHZ. 2022-05-07T16:15:16.62 3.0 undecidable manual Sn 0.62 0
MN.BNI.HHZ. 2022-05-07T16:15:09.25 3.0 positive manual Pg 14.76 0
IV.SARZ.HHZ. 2022-05-07T16:15:06.36 3.0 undecidable manual Sg 5.22 0
IV.SGAL.EHZ. 2022-05-07T16:15:01.31 3.0 undecidable manual Sg 1.37 0
IV.VIVA.HHZ. 2022-05-07T16:15:00.79 3.0 undecidable manual Sn -3.46 0
IV.IFOR.HHZ. 2022-05-07T16:14:57.20 3.0 undecidable manual Pn 3.47 0
IV.MOCO.HHZ. 2022-05-07T16:14:55.87 3.0 undecidable manual Pn -0.08 0
SI.ROSI.HHZ. 2022-05-07T16:14:48.17 3.0 undecidable manual Pn -2.3 0
IV.GAVE.HNZ. 2022-05-07T16:14:46.23 3.0 undecidable manual S -1.68 0
ST.DOSS.HHZ. 2022-05-07T16:14:36.89 3.0 negative manual Pn 0.81 0
IV.ZEN8.EHZ. 2022-05-07T16:14:30.50 3.0 negative manual Pn -2.72 0
IV.FNVD.HHZ. 2022-05-07T16:14:18.08 0.3 undecidable manual S 351 58.0974 50 0.43 64
GU.EQUI.HHZ. 2022-05-07T16:14:17.90 0.6 undecidable manual P 304 104.0181 50 1.05 31
IV.PII.HHZ. 2022-05-07T16:14:16.74 0.3 undecidable manual S 278 57.8976 50 -0.83 55
IV.FROS.CHZ. 2022-05-07T16:14:15.09 0.3 undecidable manual S 188 49.3173 50 -0.21 69
IV.SEI.HHZ. 2022-05-07T16:14:14.29 0.3 undecidable manual S 12 45.8208 50 -0.06 71
IV.PARC.HHZ. 2022-05-07T16:14:13.57 0.3 undecidable manual P 90 80.1642 50 0.39 62
IV.MOCL.EHZ. 2022-05-07T16:14:12.55 0.3 undecidable manual S 353 39.627 50 -0.14 71
GU.MAIM.HHZ. 2022-05-07T16:14:11.67 0.3 undecidable manual P 296 66.5778 50 0.58 60
IV.MPPT.EHZ. 2022-05-07T16:14:11.48 0.6 undecidable manual S 341 36.1416 50 -0.28 46
IV.CAFI.HHZ. 2022-05-07T16:14:11.67 0.6 undecidable manual P 121 68.4759 50 0.29 43
IV.LMD.HHZ. 2022-05-07T16:14:10.15 0.3 undecidable manual P 38 60.3951 50 0.02 70
IV.VISG.HHZ. 2022-05-07T16:14:10.55 0.1 undecidable manual P 15 61.6938 50 0.22 89
GU.POPM.HHZ. 2022-05-07T16:14:09.99 0.3 undecidable manual P 319 58.3971 50 0.17 68
IV.RUFI.EHZ. 2022-05-07T16:14:09.16 0.3 undecidable manual S 46 30.0477 105 -0.69 62
IV.FNVD.HHZ. 2022-05-07T16:14:09.79 0.3 undecidable manual P 351 58.0974 50 0.01 70
IV.PII.HHZ. 2022-05-07T16:14:09.80 0.3 undecidable manual P 278 57.8976 50 0.06 70
IV.CRE.HHZ. 2022-05-07T16:14:09.63 0.3 undecidable manual P 93 57.2982 50 -0.02 70
IV.FROS.CHZ. 2022-05-07T16:14:08.42 0.3 undecidable manual P 188 49.3173 50 0 71
IV.CRMI.HHZ. 2022-05-07T16:14:08.65 0.3 undecidable manual S 308 26.3514 107 0.03 74
IV.SEI.HHZ. 2022-05-07T16:14:07.92 0.3 undecidable manual P 12 45.8208 50 0.04 71
IV.MOCL.EHZ. 2022-05-07T16:14:06.56 0.3 undecidable manual P 353 39.627 50 -0.37 67
IV.CSNT.HHZ. 2022-05-07T16:14:06.08 0.6 undecidable manual S 168 20.0688 112 -0.5 45
IV.MPPT.EHZ. 2022-05-07T16:14:06.04 0.1 undecidable manual P 341 36.1416 50 -0.35 91
IT.FIE.HGZ. 2022-05-07T16:14:05.81 0.6 undecidable manual S 14 17.9709 115 -0.09 50
IV.RUFI.EHZ. 2022-05-07T16:14:05.12 0.1 undecidable manual P 46 30.0477 105 -0.16 96
IV.CRMI.HHZ. 2022-05-07T16:14:04.51 0.3 undecidable manual P 308 26.3514 107 -0.06 74
IV.FIR.HHZ. 2022-05-07T16:14:04.56 0.6 undecidable manual S 5 13.7751 121 -0.07 50
IV.OSSC.HHZ. 2022-05-07T16:14:04.54 0.3 undecidable manual S 178 14.0748 120 -0.17 74
ZH.T1647.HNZ. 2022-05-07T16:14:03.07 0.6 undecidable manual S 130 7.5813 138 0.14 50
IV.CSNT.HHZ. 2022-05-07T16:14:03.37 0.1 undecidable manual P 168 20.0688 112 -0.02 100
IT.FIE.HGZ. 2022-05-07T16:14:03.27 0.3 undecidable manual P 14 17.9709 115 0.27 72
IV.FIR.HHZ. 2022-05-07T16:14:02.41 0.1 undecidable manual P 5 13.7751 121 0.14 99
IV.OSSC.HHZ. 2022-05-07T16:14:02.53 0.1 positive manual P 178 14.0748 120 0.22 97
ZH.T1647.HNZ. 2022-05-07T16:14:01.44 0.1 undecidable manual P 130 7.5813 138 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIR.HHE. ML:2.5 0.003245 0.18 AML other m 2022-05-07T16:14:05.13
IV.FIR.HNE. ML:2.5 0.003345 0.2 AML other m 2022-05-07T16:14:05.13
IV.FIR.HNN. ML:2.6 0.0038799999999999998 0.36 AML other m 2022-05-07T16:14:05.33
IV.FIR.HHN. ML:2.5 0.003755 0.36 AML other m 2022-05-07T16:14:05.33
IV.OSSC.HHE. ML:2.3 0.002265 0.66 AML other m 2022-05-07T16:14:05.74
IV.OSSC.HHN. ML:2.2 0.0017250000000000002 1.34 AML other m 2022-05-07T16:14:06.79
IV.CRMI.HNE. ML:1.9 0.000421 1.24 AML other m 2022-05-07T16:14:08.20
IV.CRMI.HHN. ML:1.9 0.000501 0.56 AML other m 2022-05-07T16:14:09.22
IV.CRMI.HHE. ML:1.6 0.0002485 0.92 AML other m 2022-05-07T16:14:09.20
IV.CRMI.HNN. ML:2.0 0.0006265000000000001 1.34 AML other m 2022-05-07T16:14:09.22
IV.RUFI.EHN. ML:2.1 0.0006770000000000001 0.48 AML other m 2022-05-07T16:14:10.25
IV.RUFI.EHE. ML:2.3 0.0009375 0.24 AML other m 2022-05-07T16:14:10.19
IV.MPPT.EHN. ML:1.7 0.000193 0.3 AML other m 2022-05-07T16:14:11.95
IV.MPPT.EHE. ML:1.8 0.0002455 0.7 AML other m 2022-05-07T16:14:12.02
IV.MOCL.EHN. ML:2.2 0.0005349999999999999 0.28 AML other m 2022-05-07T16:14:13.45
IV.MOCL.EHE. ML:2.2 0.000604 0.16 AML other m 2022-05-07T16:14:13.88
IV.FROS.CHE. ML:2.5 0.0008385 0.28 AML other m 2022-05-07T16:14:15.31
IV.SEI.HHE. ML:2.2 0.000428 0.3 AML other m 2022-05-07T16:14:15.64
IV.SEI.HHN. ML:2.7 0.00145 0.36 AML other m 2022-05-07T16:14:15.83
IV.FROS.CHN. ML:2.3 0.0005510000000000001 1.5 AML other m 2022-05-07T16:14:16.84
IV.PII.HHE. ML:2.2 0.000313 0.38 AML other m 2022-05-07T16:14:17.65
IV.LMD.HHE. ML:2.3 0.00040800000000000005 0.58 AML other m 2022-05-07T16:14:18.48
IV.VISG.HHE. ML:1.9 0.000156 0.6 AML other m 2022-05-07T16:14:19.24
IV.VISG.HHN. ML:1.8 0.00011549999999999999 0.4 AML other m 2022-05-07T16:14:19.44
IV.LMD.HHN. ML:2.4 0.000459 0.14 AML other m 2022-05-07T16:14:19.47
IV.CRE.HHN. ML:2.1 0.000248 1.76 AML other m 2022-05-07T16:14:19.04
IV.FNVD.HHE. ML:1.8 0.000143 0.64 AML other m 2022-05-07T16:14:20.22
IV.CRE.HHE. ML:1.8 0.000148 0.76 AML other m 2022-05-07T16:14:20.21
IV.CAFI.HHE. ML:1.6 0.0000694 1.32 AML other m 2022-05-07T16:14:20.07
IV.CAFI.HHN. ML:1.6 0.00006295000000000001 0.72 AML other m 2022-05-07T16:14:20.85
GU.MAIM.HHE. ML:1.4 0.00005085 1.7 AML other m 2022-05-07T16:14:21.09
GU.POPM.HHN. ML:2.0 0.00023400000000000002 1.18 AML other m 2022-05-07T16:14:21.18
IV.PII.HHN. ML:2.3 0.0004055 0.34 AML other m 2022-05-07T16:14:21.61
GU.POPM.HHE. ML:2.0 0.00019700000000000002 0.24 AML other m 2022-05-07T16:14:21.75
GU.MAIM.HHN. ML:1.6 0.0000809 0.86 AML other m 2022-05-07T16:14:22.01
IV.FNVD.HHN. ML:2.0 0.0002405 0.94 AML other m 2022-05-07T16:14:22.51
IV.PARC.HHN. ML:2.0 0.00012314999999999998 0.68 AML other m 2022-05-07T16:14:27.48
IV.PARC.HHE. ML:1.8 0.00008655 1.3 AML other m 2022-05-07T16:14:27.66
MN.VLC.HHE. ML:1.7 0.00006379999999999999 1.46 AML other m 2022-05-07T16:14:28.13
MN.VLC.HHN. ML:1.8 0.00007939999999999999 1.18 AML other m 2022-05-07T16:14:28.88
GU.EQUI.HHE. ML:1.9 0.00007175 0.42 AML other m 2022-05-07T16:14:32.41
GU.EQUI.HHN. ML:1.9 0.00006840000000000001 0.32 AML other m 2022-05-07T16:14:33.28
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