Earthquake with magnitude of ML 1.3 on date 20-06-2022 and time 10:55:36 (Italy) in region 3 km SE Impruneta (FI)

A magnitude ML 1.3 earthquake occured in region: 3 km SE Impruneta (FI), on

  • 20-06-2022 08:55:36 (UTC)
  • 20-06-2022 10:55:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6610, 11.2720 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Impruneta FI 3 14615 14615
San Casciano in Val di Pesa FI 7 17062 31677
Greve in Chianti FI 9 13862 45539
Bagno a Ripoli FI 11 25611 71150
Firenze FI 12 382808 453958
Scandicci FI 13 50609 504567
Tavarnelle Val di Pesa FI 14 7800 512367
Figline e Incisa Valdarno FI 14 23505 535872
Barberino Val d'Elsa FI 15 4386 540258
Montespertoli FI 16 13537 553795
Rignano sull'Arno FI 16 8651 562446
Fiesole FI 16 13969 576415
Lastra a Signa FI 18 20156 596571
Pontassieve FI 19 20603 617174
Signa FI 19 19179 636353
Sesto Fiorentino FI 20 48958 685311

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km S of Firenze (382808 inhabitants)
13 Km SE of Scandicci (50609 inhabitants)
28 Km SE of Prato (191150 inhabitants)
38 Km N of Siena (53903 inhabitants)
42 Km SE of Pistoia (90315 inhabitants)
54 Km W of Arezzo (99543 inhabitants)
65 Km E of Lucca (89046 inhabitants)
70 Km E of Pisa (89158 inhabitants)
78 Km E of Livorno (159219 inhabitants)
85 Km SW of Imola (69797 inhabitants)
85 Km SW of Faenza (58541 inhabitants)
85 Km E of Viareggio (62467 inhabitants)
88 Km SW of Forlì (117913 inhabitants)
93 Km S of Bologna (386663 inhabitants)
94 Km SW of Cesena (96758 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
Reviewed
Rev100
ML 1.3 2022-06-20
08:55:36
43.6612 11.2717 10 2022-06-20
09:02:11
Sala Sismica INGV-Roma 106285401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-20 08:55:36 ± 0.09
Latitude 43.6612 ± 0.0036
Longitude 11.2717 ± 0.0075
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 106285401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 224
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) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34984
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 106285401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-06-20 09:02:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2022-06-20T08:55:58.36 3.0 undecidable manual S -0.26 0
IV.SACS.HHZ. 2022-06-20T08:55:53.72 3.0 undecidable manual P -0.9 0
IV.BDI.HHZ. 2022-06-20T08:55:48.71 3.0 undecidable manual P -0.03 0
IV.CRE.HHZ. 2022-06-20T08:55:47.17 3.0 undecidable manual P 0.63 0
IV.SEI.HHZ. 2022-06-20T08:55:45.28 3.0 undecidable manual P 0.72 0
IV.MOCL.EHZ. 2022-06-20T08:55:43.88 1.0 negative manual P 349 38.8278 50 0.1 23
IV.MPPT.EHZ. 2022-06-20T08:55:43.21 0.3 undecidable manual P 336 35.9418 50 -0.12 69
ZH.T1646.EHZ. 2022-06-20T08:55:42.18 0.6 undecidable manual S 269 13.0758 126 0.4 45
IV.RUFI.EHZ. 2022-06-20T08:55:42.22 0.3 undecidable manual P 44 27.3504 109 0.25 69
IV.OSSC.HHZ. 2022-06-20T08:55:42.39 0.6 undecidable manual S 188 15.3735 122 -0.06 49
IV.CRMI.HHZ. 2022-06-20T08:55:41.80 0.3 undecidable manual P 303 27.75 109 -0.25 69
ZH.T1647.EHZ. 2022-06-20T08:55:40.29 0.6 undecidable manual S 152 6.8931 144 0.06 49
IV.CSNT.HHZ. 2022-06-20T08:55:40.59 0.3 positive manual P 176 20.9679 114 -0.19 70
ZH.T1646.EHZ. 2022-06-20T08:55:39.60 0.3 positive manual P 269 13.0758 126 0.19 71
IV.OSSC.HHZ. 2022-06-20T08:55:39.75 0.1 positive manual P 188 15.3735 122 -0.05 97
ZH.T1614.EHZ. 2022-06-20T08:55:39.95 0.6 undecidable manual S 329 6.6933 145 -0.25 47
ZH.T1648.EHZ. 2022-06-20T08:55:39.22 0.6 undecidable manual S 60 0.999 174 -0.26 48
ZH.T1614.EHZ. 2022-06-20T08:55:38.53 0.1 undecidable manual P 329 6.6933 145 0.03 99
ZH.T1648.EHZ. 2022-06-20T08:55:38.12 0.1 undecidable manual P 60 0.999 174 0.04 100
ZH.T1647.EHZ. 2022-06-20T08:55:38.63 0.1 undecidable manual P 152 6.8931 144 0.12 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ZH.T1648.EHN. ML:0.0 0.0058402344999999994 0.0768 AML other m 2022-06-20T08:55:39.32
IV.OSSC.HHE. ML:1.6 0.00040238555 0.1984 AML other m 2022-06-20T08:55:42.46
IV.OSSC.HHN. ML:1.4 0.00023375284999999999 0.1216 AML other m 2022-06-20T08:55:42.75
IV.CSNT.HHN. ML:1.3 0.000152 0.64 AML other m 2022-06-20T08:55:44.52
IV.CSNT.HHE. ML:1.4 0.00016403345 0.3008 AML other m 2022-06-20T08:55:45.75
IV.CRMI.HHN. ML:1.0 0.000047676755 0.224 AML other m 2022-06-20T08:55:48.51
IV.CRMI.HHE. ML:0.7 0.00002583075 0.2816 AML other m 2022-06-20T08:55:48.11
IV.MPPT.EHN. ML:1.2 0.000059749999999999995 1.32 AML other m 2022-06-20T08:55:48.18
IV.MPPT.EHE. ML:1.4 0.00009845000000000001 1.52 AML other m 2022-06-20T08:55:48.16
IV.MOCL.EHE. ML:1.7 0.000191 0.2 AML other m 2022-06-20T08:55:50.39
IV.MOCL.EHN. ML:1.6 0.000145 0.24 AML other m 2022-06-20T08:55:51.11
IV.CRE.HHN. ML:0.8 0.00001602731 0.2624 AML other m 2022-06-20T08:55:59.61
IV.SEI.HHN. ML:1.8 0.00019700000000000002 0.34 AML other m 2022-06-20T08:55:54.92
IV.CRE.HHE. ML:0.8 0.000017279490000000002 0.4608 AML other m 2022-06-20T08:55:58.82
IV.SEI.HHE. ML:1.4 0.0000731 0.42 AML other m 2022-06-20T08:55:56.44
ZH.T1648.HNE. ML:0.0 0.009045019500000001 0.0768 AML other m 2022-06-20T08:55:39.29
ZH.T1648.HNN. ML:0.0 0.0055432535 0.0704 AML other m 2022-06-20T08:55:39.31
IV.CRMI.HNE. ML:1.3 0.000106763365 0.6336 AML other m 2022-06-20T08:55:45.60
IV.RUFI.EHE. ML:0.8 0.000033159495 0.256 AML other m 2022-06-20T08:55:49.45
IV.RUFI.EHN. ML:1.0 0.000050571820000000004 0.2176 AML other m 2022-06-20T08:55:47.15
IV.BDI.HNE. ML:1.8 0.000095071555 0.64 AML other m 2022-06-20T08:55:57.08
IV.BDI.HNN. ML:2.0 0.00015024725 0.64 AML other m 2022-06-20T08:55:57.21
IV.BDI.HHE. ML:1.2 0.000023075119999999997 0.0832 AML other m 2022-06-20T08:56:00.84
IV.BDI.HHN. ML:1.1 0.00002141537 0.1024 AML other m 2022-06-20T08:56:00.46
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