Earthquake with magnitude of ML 0.7 on date 02-05-2022 and time 10:03:49 (UTC) in region 5 km S Impruneta (FI)

A magnitude ML 0.7 earthquake occured in region: 5 km S Impruneta (FI), on

  • 02-05-2022 10:03:49 (UTC)
  • 02-05-2022 12:03:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6440, 11.2510 at 11 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
Impruneta FI 5 14615 14615
San Casciano in Val di Pesa FI 6 17062 31677
Greve in Chianti FI 9 13862 45539
Tavarnelle Val di Pesa FI 11 7800 53339
Barberino Val d'Elsa FI 13 4386 57725
Bagno a Ripoli FI 13 25611 83336
Scandicci FI 14 50609 133945
Firenze FI 14 382808 516753
Montespertoli FI 14 13537 530290
Figline e Incisa Valdarno FI 16 23505 553795
Lastra a Signa FI 18 20156 573951
Fiesole FI 19 13969 587920
Rignano sull'Arno FI 19 8651 596571
Castellina in Chianti SI 20 2859 599430
Signa FI 20 19179 618609
Certaldo FI 20 16121 634730

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km SE of Scandicci (50609 inhabitants)
14 Km S of Firenze (382808 inhabitants)
29 Km SE of Prato (191150 inhabitants)
37 Km N of Siena (53903 inhabitants)
42 Km SE of Pistoia (90315 inhabitants)
55 Km W of Arezzo (99543 inhabitants)
64 Km E of Lucca (89046 inhabitants)
69 Km E of Pisa (89158 inhabitants)
77 Km E of Livorno (159219 inhabitants)
84 Km E of Viareggio (62467 inhabitants)
87 Km SW of Imola (69797 inhabitants)
88 Km SW of Faenza (58541 inhabitants)
90 Km SW of Forlì (117913 inhabitants)
95 Km S of Bologna (386663 inhabitants)
97 Km SW of Cesena (96758 inhabitants)
99 Km N of Grosseto (82087 inhabitants)
99 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 0.7 2022-05-02
10:03:49
43.6442 11.2513 11 2023-01-31
19:03:57
Bollettino Sismico Italiano INGV 112398561
Reviewed
Rev100
ML 0.7 2022-05-02
10:03:49
43.6692 11.2572 8 2022-05-02
10:09:29
Sala Sismica INGV-Roma 104069231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-02 10:03:49 ± 0.05
Latitude 43.6442 ± 0.0081
Longitude 11.2513 ± 0.0037
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112398561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 866
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 175
Circular confidence region, given by single value of horizontal uncertainty (meter) 870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
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) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.12051
Epicentral distance of station farthest from the epicenter (degree) 0.30037
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:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 112398561
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-12-01 00:39:24

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 104069231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-02 10:09:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BOSL.HHN. 2022-05-02T10:04:00.58 0.6 undecidable manual S 17 33.3444 50 -0.11 48
IV.CRMI.HHZ. 2022-05-02T10:03:59.13 0.6 undecidable manual S 308 27.5502 50 -0.02 49
IV.RUFI.EHZ. 2022-05-02T10:03:59.76 0.6 undecidable manual S 44 29.8479 50 -0.01 49
IV.CSNT.HHZ. 2022-05-02T10:03:56.96 0.6 undecidable manual S 171 19.2696 119 0.09 49
IV.RUFI.EHZ. 2022-05-02T10:03:55.36 0.1 undecidable manual P 44 29.8479 50 0.04 98
IV.BOSL.HHN. 2022-05-02T10:03:55.91 0.3 undecidable manual P 17 33.3444 50 0.06 73
IV.OSSC.HHZ. 2022-05-02T10:03:55.12 0.3 undecidable manual S 182 13.3755 128 -0.06 75
IV.CRMI.HHZ. 2022-05-02T10:03:54.99 0.3 undecidable manual P 308 27.5502 50 0.03 74
IV.CSNT.HHZ. 2022-05-02T10:03:53.56 0.1 undecidable manual P 171 19.2696 119 -0.09 99
IV.OSSC.HHZ. 2022-05-02T10:03:52.74 0.1 undecidable manual P 182 13.3755 128 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OSSC.HHN. ML:0.8 0.00005875 0.76 AML other m 2022-05-02T10:03:55.28
IV.OSSC.HHE. ML:1.0 0.00009889999999999999 0.2 AML other m 2022-05-02T10:03:55.44
IV.CSNT.HHE. ML:0.8 0.0000465 0.84 AML other m 2022-05-02T10:03:58.89
IV.CSNT.HHN. ML:0.5 0.000027300000000000003 0.68 AML other m 2022-05-02T10:03:58.47
IV.CRMI.HHN. ML:0.7 0.000026750000000000003 1.52 AML other m 2022-05-02T10:03:59.80
IV.CRMI.HHE. ML:0.5 0.000013049999999999999 1.16 AML other m 2022-05-02T10:04:00.60
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