Earthquake with magnitude of ML 1.4 on date 25-06-2022 and time 17:25:55 (Italy) in region 5 km E Poggibonsi (SI)

A magnitude ML 1.4 earthquake occured in region: 5 km E Poggibonsi (SI), on

  • 25-06-2022 15:25:55 (UTC)
  • 25-06-2022 17:25:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4630, 11.2040 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Poggibonsi SI 5 29196 29196
Castellina in Chianti SI 7 2859 32055
Monteriggioni SI 8 9810 41865
Colle di Val d'Elsa SI 8 21620 63485
Barberino Val d'Elsa FI 9 4386 67871
Tavarnelle Val di Pesa FI 11 7800 75671
San Gimignano SI 13 7820 83491
Radda in Chianti SI 14 1613 85104
Certaldo FI 16 16121 101225
Greve in Chianti FI 16 13862 115087
Gaiole in Chianti SI 19 2758 117845
Casole d'Elsa SI 19 3897 121742
Siena SI 19 53903 175645

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Siena (53903 inhabitants)
33 Km S of Scandicci (50609 inhabitants)
34 Km S of Firenze (382808 inhabitants)
47 Km S of Prato (191150 inhabitants)
55 Km W of Arezzo (99543 inhabitants)
57 Km SE of Pistoia (90315 inhabitants)
71 Km E of Pisa (89158 inhabitants)
71 Km SE of Lucca (89046 inhabitants)
73 Km E of Livorno (159219 inhabitants)
78 Km N of Grosseto (82087 inhabitants)
89 Km SE of Viareggio (62467 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 1.4 2022-06-25
15:25:55
43.4633 11.2043 8 2023-01-31
19:03:18
Bollettino Sismico Italiano INGV 106546761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-25 15:25:55 ± 0.1
Latitude 43.4633 ± 0.0036
Longitude 11.2043 ± 0.0099
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106546761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 744
Semi-minor axis of confidence ellipse (meter) 132
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.60075
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 106546761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-12-05 13:25:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRE.HHZ. 2022-06-25T15:26:15.58 0.6 undecidable manual S 74 62.493 50 0.44 44
IV.BOSL.HHZ. 2022-06-25T15:26:12.34 0.6 undecidable manual S 15 53.6019 50 -0.42 45
IV.RUFI.EHZ. 2022-06-25T15:26:11.15 0.3 undecidable manual S 30 48.2184 50 -0.17 72
IV.SEI.HHZ. 2022-06-25T15:26:07.87 0.6 undecidable manual P 11 66.6777 50 0.45 44
IV.CAFI.HHZ. 2022-06-25T15:26:07.21 0.3 undecidable manual P 103 63.1923 50 0.33 68
IV.CRE.HHZ. 2022-06-25T15:26:06.82 0.3 undecidable manual P 74 62.493 50 0.05 72
IV.BOSL.HHZ. 2022-06-25T15:26:05.08 0.3 undecidable manual P 15 53.6019 50 -0.32 69
IV.FROS.CHE. 2022-06-25T15:26:05.39 0.6 undecidable manual S 188 28.4493 106 -0.22 50
IV.RUFI.EHZ. 2022-06-25T15:26:04.37 0.1 undecidable manual P 30 48.2184 50 -0.2 96
ZH.T1614.EHZ. 2022-06-25T15:26:04.96 0.6 undecidable manual S 4 27.75 106 -0.43 47
ZH.T1646.HNZ. 2022-06-25T15:26:04.42 0.6 undecidable manual S 340 23.0547 110 0.59 45
ZH.T1648.EHZ. 2022-06-25T15:26:04.31 0.3 undecidable manual S 16 23.2545 109 0.4 72
ZH.T1647.EHZ. 2022-06-25T15:26:02.62 0.6 undecidable manual S 28 18.0708 114 0.38 49
IV.FROS.CHE. 2022-06-25T15:26:01.47 0.3 undecidable manual P 188 28.4493 106 0.2 75
ZH.T1614.EHZ. 2022-06-25T15:26:01.17 0.3 undecidable manual P 4 27.75 106 0.03 77
ZH.T1618.HNZ. 2022-06-25T15:26:01.01 0.6 undecidable manual S 340 14.7741 119 -0.2 51
ZH.T1648.EHZ. 2022-06-25T15:26:00.08 0.1 undecidable manual P 16 23.2545 109 -0.21 100
ZH.T1646.HNZ. 2022-06-25T15:26:00.57 0.3 undecidable manual P 340 23.0547 110 0.33 73
ZH.T1647.EHZ. 2022-06-25T15:25:59.21 0.3 undecidable manual P 28 18.0708 114 -0.12 77
IV.CSNT.HHZ. 2022-06-25T15:25:58.82 0.3 undecidable manual S 81 6.993 139 -0.26 76
ZH.T1618.HNZ. 2022-06-25T15:25:58.55 0.3 undecidable manual P 340 14.7741 119 -0.18 77
IV.CSNT.HHZ. 2022-06-25T15:25:57.47 0.3 undecidable manual P 81 6.993 139 -0.03 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHE. ML:1.8 0.001152968 0.128 AML other m 2022-06-25T15:25:59.04
IV.CSNT.HHN. ML:2.0 0.001910768 0.2048 AML other m 2022-06-25T15:25:59.18
ZH.T1648.EHN. ML:0.6 0.000024137415 0.6656 AML other m 2022-06-25T15:25:59.89
ZH.T1648.EHE. ML:0.7 0.000030767297 1.1136 AML other m 2022-06-25T15:26:00.68
IV.RUFI.EHN. ML:1.0 0.0000306565385 2.2912 AML other m 2022-06-25T15:26:04.44
IV.RUFI.EHE. ML:0.6 0.0000086105105 0.1152 AML other m 2022-06-25T15:26:04.64
IV.SEI.HHN. ML:1.6 0.0000821 0.36 AML other m 2022-06-25T15:26:19.95
GU.CARD.HHE. ML:1.5 0.000040300000000000004 1.52 AML other m 2022-06-25T15:26:24.93
GU.CARD.HHN. ML:1.6 0.00004405 0.82 AML other m 2022-06-25T15:26:25.01
IV.SEI.HHE. ML:1.4 0.000051500000000000005 0.44 AML other m 2022-06-25T15:26:28.69
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