Earthquake with magnitude of ML 1.2 on date 05-07-2024 and time 08:17:58 (Italy) in region 4 km NE Certaldo (FI)

A magnitude ML 1.2 earthquake occured in region: 4 km NE Certaldo (FI), on

  • 05-07-2024 06:17:58 (UTC)
  • 05-07-2024 08:17:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5820, 11.0670 at 12 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
Certaldo FI 4 16121 16121
Montespertoli FI 7 13537 29658
Castelfiorentino FI 8 17504 47162
Tavarnelle Val di Pesa FI 9 7800 54962
Barberino Val d'Elsa FI 10 4386 59348
Gambassi Terme FI 10 4870 64218
San Gimignano SI 13 7820 72038
San Casciano in Val di Pesa FI 13 17062 89100
Montaione FI 13 3700 92800
Poggibonsi SI 14 29196 121996
Montelupo Fiorentino FI 17 14098 136094
Empoli FI 18 48109 184203
Colle di Val d'Elsa SI 18 21620 205823
Impruneta FI 19 14615 220438
Capraia e Limite FI 19 7670 228108

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km SW of Scandicci (50609 inhabitants)
26 Km SW of Firenze (382808 inhabitants)
33 Km S of Prato (191150 inhabitants)
36 Km NW of Siena (53903 inhabitants)
41 Km SE of Pistoia (90315 inhabitants)
54 Km SE of Lucca (89046 inhabitants)
56 Km E of Pisa (89158 inhabitants)
61 Km E of Livorno (159219 inhabitants)
67 Km W of Arezzo (99543 inhabitants)
73 Km E of Viareggio (62467 inhabitants)
90 Km SE of Massa (69479 inhabitants)
91 Km N of Grosseto (82087 inhabitants)
95 Km SE of Carrara (63133 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 1.2 2024-07-05
06:17:58
43.5817 11.0668 12 2024-07-05
06:30:19
Sala Sismica INGV-Roma 129509641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-05 06:17:58 ± 0.09
Latitude 43.5817 ± 0.0072
Longitude 11.0668 ± 0.0137
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 129509641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 937
Semi-minor axis of confidence ellipse (meter) 936
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58906
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 129509641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-05 06:30:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CMPR.HHZ. 2024-07-05T06:19:48.54 3.0 undecidable manual Sn 2.75 0
IV.MAGA.HHZ. 2024-07-05T06:19:06.38 3.0 undecidable manual Sg 0.48 0
IT.DANT.HNZ. 2024-07-05T06:18:45.32 3.0 undecidable manual Pn -1.61 0
IV.MMO1.EHZ. 2024-07-05T06:18:41.87 3.0 undecidable manual Sn -1.37 0
IV.BDI.HHZ. 2024-07-05T06:18:18.35 0.6 undecidable manual S 325 65.3901 91 0.19 45
GU.MAIM.HHZ. 2024-07-05T06:18:15.86 0.3 undecidable manual S 309 58.9965 91 -0.59 58
IV.ASSB.HHZ. 2024-07-05T06:18:13.77 3.0 positive manual Pn -0.55 0
IV.PII.HHZ. 2024-07-05T06:18:12.62 0.6 undecidable manual S 290 46.2204 91 -0.43 41
IV.FROS.CHZ. 2024-07-05T06:18:11.51 0.1 undecidable manual S 170 41.9247 91 -0.39 87
IV.BDI.HHZ. 2024-07-05T06:18:10.35 0.1 undecidable manual P 325 65.3901 91 0.6 80
IV.LOCA.HNE. 2024-07-05T06:18:09.46 0.6 undecidable manual S 153 34.3434 92 -0.43 44
GU.MAIM.HHZ. 2024-07-05T06:18:09.16 0.1 undecidable manual P 309 58.9965 91 0.4 87
IV.TRIF.CHN. 2024-07-05T06:18:08.19 0.1 undecidable manual P 194 53.502 91 0.27 90
IV.PII.HHZ. 2024-07-05T06:18:07.03 0.1 negative manual P 290 46.2204 91 0.23 92
IV.CRMI.HHZ. 2024-07-05T06:18:07.03 0.1 undecidable manual S 344 24.753 93 -0.29 93
IV.CSNT.HHZ. 2024-07-05T06:18:06.26 0.3 undecidable manual S 124 21.6672 94 -0.23 72
IV.FROS.CHZ. 2024-07-05T06:18:06.31 0.1 undecidable manual P 170 41.9247 91 0.18 93
IV.LOCA.HNE. 2024-07-05T06:18:05.33 0.1 undecidable manual P 153 34.3434 92 0.36 90
IV.OSSC.HHZ. 2024-07-05T06:18:05.03 0.1 undecidable manual S 114 15.7731 101 0.09 99
IV.CRMI.HHZ. 2024-07-05T06:18:03.55 0.1 undecidable manual P 344 24.753 93 0.06 98
IV.OSSC.HHZ. 2024-07-05T06:18:02.14 0.1 undecidable manual P 114 15.7731 101 0.02 100
IV.CSNT.HHZ. 2024-07-05T06:18:02.85 0.1 undecidable manual P 124 21.6672 94 -0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OSSC.HHN. ML:1.3 0.00019057915 0.16 AML other m 2024-07-05T06:18:05.22
IV.OSSC.HHE. ML:1.5 0.0002545 0.2 AML other m 2024-07-05T06:18:05.61
IV.CSNT.HHN. ML:1.2 0.00010048590500000001 0.36 AML other m 2024-07-05T06:18:06.62
IV.CSNT.HHE. ML:1.0 0.0000618051 0.12 AML other m 2024-07-05T06:18:07.67
IV.PII.HHE. ML:1.2 0.000043724385 0.22 AML other m 2024-07-05T06:18:14.07
IV.PII.HHN. ML:1.1 0.000032650665 0.26 AML other m 2024-07-05T06:18:13.51
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