Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 13-06-2019 and time 17:43:04 (Italy) in region 6 km S Impruneta (FI)

A magnitude ML 1.1 earthquake occured in region: 6 km S Impruneta (FI), on

  • 13-06-2019 15:43:04 (UTC)
  • 13-06-2019 17:43:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6350, 11.2690 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.

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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 6 14615 14615
Greve in Chianti FI 7 13862 28477
San Casciano in Val di Pesa FI 7 17062 45539
Tavarnelle Val di Pesa FI 11 7800 53339
Barberino Val d'Elsa FI 13 4386 57725
Bagno a Ripoli FI 14 25611 83336
Firenze FI 15 382808 466144
Figline e Incisa Valdarno FI 15 23505 489649
Scandicci FI 15 50609 540258
Montespertoli FI 16 13537 553795
Rignano sull'Arno FI 18 8651 562446
Castellina in Chianti SI 18 2859 565305
Radda in Chianti SI 19 1613 566918
Fiesole FI 19 13969 580887
Lastra a Signa FI 20 20156 601043

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km S of Firenze (382808 inhabitants)
15 Km SE of Scandicci (50609 inhabitants)
31 Km SE of Prato (191150 inhabitants)
36 Km N of Siena (53903 inhabitants)
44 Km SE of Pistoia (90315 inhabitants)
53 Km W of Arezzo (99543 inhabitants)
66 Km E of Lucca (89046 inhabitants)
70 Km E of Pisa (89158 inhabitants)
78 Km E of Livorno (159219 inhabitants)
86 Km E of Viareggio (62467 inhabitants)
88 Km SW of Imola (69797 inhabitants)
88 Km SW of Faenza (58541 inhabitants)
90 Km SW of Forlì (117913 inhabitants)
96 Km S of Bologna (386663 inhabitants)
96 Km SW of Cesena (96758 inhabitants)
98 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 1.1 2019-06-13
15:43:04		 43.6353 11.2687 7 2019-11-13
14:30:52		 Bollettino Sismico Italiano INGV 69720111
Reviewed
Rev100 		ML 1.2 2019-06-13
15:43:04		 43.6275 11.2433 10 2019-06-13
15:56:04		 Sala Sismica INGV-Roma 69468461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-13 15:43:04 ± 0.08
Latitude 43.6353 ± 0.0036
Longitude 11.2687 ± 0.0062
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 69720111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 526
Semi-minor axis of confidence ellipse (meter) 293
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.11331
Epicentral distance of station farthest from the epicenter (degree) 0.37502
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 69720111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-01 12:51:30

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 69468461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-13 15:56:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOCL.EHZ. 2019-06-13T15:43:18.77 0.6 undecidable manual S 350 41.625 50 -0.22 47
IV.RUFI.EHZ. 2019-06-13T15:43:15.11 0.3 undecidable manual S 41 29.6481 104 -0.05 74
IV.CRMI.HHE. 2019-06-13T15:43:14.86 0.6 undecidable manual S 308 29.2485 104 -0.16 49
IV.MOCL.EHZ. 2019-06-13T15:43:13.22 0.6 undecidable manual P 350 41.625 50 0.32 46
IV.CSNT.HHZ. 2019-06-13T15:43:11.03 0.3 undecidable manual S 175 18.0708 112 -0.3 72
IV.CRMI.HHE. 2019-06-13T15:43:10.63 0.1 undecidable manual P 308 29.2485 104 0.03 100
IV.RUFI.EHZ. 2019-06-13T15:43:10.74 0.3 undecidable manual P 41 29.6481 104 0.05 74
IV.OSSC.HHZ. 2019-06-13T15:43:09.71 0.3 undecidable manual S 188 12.5763 120 0.12 75
IV.CSNT.HHZ. 2019-06-13T15:43:08.44 0.3 undecidable manual P 175 18.0708 112 -0.03 76
IV.OSSC.HHZ. 2019-06-13T15:43:07.62 0.1 undecidable manual P 188 12.5763 120 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OSSC.HHE. ML:1.2 0.00021493345 0.1152 AML other m 2019-06-13T15:43:09.88
IV.OSSC.HNN. ML:1.2 0.00021322795 0.128 AML other m 2019-06-13T15:43:09.87
IV.OSSC.HNE. ML:1.3 0.00023692025 0.2048 AML other m 2019-06-13T15:43:09.88
IV.OSSC.HHN. ML:1.2 0.000214084 0.2048 AML other m 2019-06-13T15:43:09.88
IV.CSNT.HHN. ML:1.0 0.000083429755 0.1792 AML other m 2019-06-13T15:43:11.56
IV.CSNT.HHE. ML:0.8 0.000060108140000000004 0.1792 AML other m 2019-06-13T15:43:11.76
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