Earthquake with magnitude of ML 0.5 on date 22-03-2024 and time 12:45:08 (Italy) in region 5 km SE Firenzuola (FI)

A magnitude ML 0.5 earthquake occured in region: 5 km SE Firenzuola (FI), on

  • 22-03-2024 11:45:08 (UTC)
  • 22-03-2024 12:45:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0960, 11.4330 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
Firenzuola FI 5 4726 4726
Palazzuolo sul Senio FI 9 1154 5880
Castel del Rio BO 14 1246 7126
Marradi FI 15 3139 10265
Borgo San Lorenzo FI 16 18211 28476
Monghidoro BO 17 3749 32225
Scarperia e San Piero FI 17 12217 44442
Vicchio FI 18 8044 52486
Barberino di Mugello FI 19 10836 63322

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Prato (191150 inhabitants)
36 Km SW of Imola (69797 inhabitants)
39 Km NE of Firenze (382808 inhabitants)
42 Km SW of Faenza (58541 inhabitants)
43 Km NE of Scandicci (50609 inhabitants)
45 Km E of Pistoia (90315 inhabitants)
45 Km S of Bologna (386663 inhabitants)
51 Km W of Forlì (117913 inhabitants)
65 Km W of Cesena (96758 inhabitants)
71 Km SW of Ravenna (159116 inhabitants)
73 Km SE of Modena (184973 inhabitants)
79 Km NW of Arezzo (99543 inhabitants)
80 Km E of Lucca (89046 inhabitants)
84 Km S of Ferrara (133155 inhabitants)
87 Km N of Siena (53903 inhabitants)
88 Km SE of Carpi (70699 inhabitants)
91 Km W of Rimini (147750 inhabitants)
92 Km SE of Reggio nell'Emilia (171345 inhabitants)
93 Km E of Pisa (89158 inhabitants)
98 Km E 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
Reviewed
Rev100
ML 0.5 2024-03-22
11:45:08
44.0963 11.4328 10 2024-03-22
11:54:47
Sala Sismica INGV-Roma 126056841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-22 11:45:08 ± 0.07
Latitude 44.0963 ± 0.0018
Longitude 11.4328 ± 0.0025
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 126056841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 178
Semi-minor axis of confidence ellipse (meter) 65
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20325
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 126056841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-22 11:54:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MATE.HHZ. 2024-03-22T11:46:57.53 3.0 undecidable manual Sn -7.05 0
IV.SERS.HHZ. 2024-03-22T11:46:41.05 3.0 negative manual Pg 16.200001 0
IV.PIPA.HHZ. 2024-03-22T11:46:34.81 3.0 negative manual Pg 14.58 0
IV.IFIL.HHZ. 2024-03-22T11:46:31.18 3.0 negative manual Pg 8.61 0
GU.IMI.HHZ. 2024-03-22T11:46:31.80 3.0 undecidable manual Sn 8.61 0
OE.ARSA.BHZ. 2024-03-22T11:46:25.37 3.0 undecidable manual Sn -0.14 0
GU.RNCA.HHZ. 2024-03-22T11:46:22.74 3.0 undecidable manual Sg 19.040001 0
IV.MESG.HHZ. 2024-03-22T11:46:16.54 3.0 undecidable manual Pn 1.72 0
IV.LRP.EHZ. 2024-03-22T11:46:14.02 3.0 undecidable manual Sn -3.35 0
CH.DAVOX.HHZ. 2024-03-22T11:46:12.55 3.0 undecidable manual Sn 1.28 0
IV.CDRU.HHZ. 2024-03-22T11:46:03.41 3.0 undecidable manual Pn 2.68 0
GU.IMI.HHZ. 2024-03-22T11:46:02.74 3.0 positive manual Pg 19.450001 0
FR.SAOF.HHZ.00 2024-03-22T11:45:53.26 3.0 positive manual Pn 7.02 0
IV.PTCC.HHZ. 2024-03-22T11:45:49.38 3.0 undecidable manual Sn -1.86 0
IV.GIUL.HHZ. 2024-03-22T11:45:48.49 3.0 positive manual Pg 8.1 0
CH.MUGIO.HHZ. 2024-03-22T11:45:46.28 3.0 negative manual Pg 10.83 0
IV.ATFO.HHZ. 2024-03-22T11:45:39.28 3.0 undecidable manual Sg 1.97 0
IV.BDI.HHZ. 2024-03-22T11:45:37.67 3.0 undecidable manual Sn -2.98 0
IV.RM33.EHZ. 2024-03-22T11:45:30.27 3.0 negative manual Pg 1.85 0
IV.LMD.HHZ. 2024-03-22T11:45:17.10 0.6 undecidable manual S 95 21.9669 114 -0.15 48
IV.MOCL.EHZ. 2024-03-22T11:45:17.38 0.3 undecidable manual S 243 22.5552 113 -0.05 73
IV.BOSL.HHZ. 2024-03-22T11:45:16.26 0.3 undecidable manual S 194 18.9699 117 -0.03 74
IV.SBPO.HNZ. 2024-03-22T11:45:16.84 3.0 positive manual P 0.2 0
IV.VMGN.HHZ. 2024-03-22T11:45:15.85 0.3 undecidable manual S 153 17.6712 119 -0.05 74
IV.MOCL.EHZ. 2024-03-22T11:45:13.73 0.1 undecidable manual P 243 22.5552 113 -0.1 97
IV.SEI.HHZ. 2024-03-22T11:45:13.24 0.3 undecidable manual S 232 7.4814 142 0.07 75
IV.BOSL.HHZ. 2024-03-22T11:45:13.25 0.1 undecidable manual P 194 18.9699 117 0.07 98
IV.VISG.HHZ. 2024-03-22T11:45:13.76 0.3 undecidable manual S 1 10.2786 133 -0.05 75
IV.LMD.HHZ. 2024-03-22T11:45:13.85 0.3 undecidable manual P 95 21.9669 114 0.12 72
IV.VMGN.HHZ. 2024-03-22T11:45:12.97 0.1 undecidable manual P 153 17.6712 119 0.02 99
IV.VISG.HHZ. 2024-03-22T11:45:11.78 0.1 undecidable manual P 1 10.2786 133 0.03 100
IV.SEI.HHZ. 2024-03-22T11:45:11.44 0.1 undecidable manual P 232 7.4814 142 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VISG.HHE. ML:0.8 0.00007869999999999999 1.52 AML other m 2024-03-22T11:45:14.93
IV.VISG.HHN. ML:1.0 0.000122 1.28 AML other m 2024-03-22T11:45:14.92
IV.VMGN.HHN. ML:0.2 0.00001615 0.1 AML other m 2024-03-22T11:45:16.13
IV.BOSL.HHN. ML:0.3 0.000015765000000000002 0.32 AML other m 2024-03-22T11:45:16.80
IV.BOSL.HHE. ML:0.4 0.0000184 0.38 AML other m 2024-03-22T11:45:16.85
IV.VMGN.HHE. ML:0.4 0.00001905 1.48 AML other m 2024-03-22T11:45:18.14
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