Earthquake with magnitude of ML 0.8 on date 16-02-2024 and time 10:54:07 (UTC) in region 4 km NW Firenzuola (FI)

A magnitude ML 0.8 earthquake occured in region: 4 km NW Firenzuola (FI), on

  • 16-02-2024 10:54:07 (UTC)
  • 16-02-2024 11:54:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1450, 11.3420 at 8 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 4 4726 4726
Monghidoro BO 9 3749 8475
San Benedetto Val di Sambro BO 12 4315 12790
Loiano BO 14 4294 17084
Castiglione dei Pepoli BO 15 5648 22732
Castel del Rio BO 15 1246 23978
Monzuno BO 16 6328 30306
Palazzuolo sul Senio FI 17 1154 31460
Barberino di Mugello FI 18 10836 42296
Vernio PO 18 6060 48356
Grizzana Morandi BO 20 3916 52272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Prato (191150 inhabitants)
38 Km SW of Imola (69797 inhabitants)
39 Km S of Bologna (386663 inhabitants)
41 Km NE of Pistoia (90315 inhabitants)
42 Km N of Firenze (382808 inhabitants)
45 Km N of Scandicci (50609 inhabitants)
46 Km W of Faenza (58541 inhabitants)
57 Km W of Forlì (117913 inhabitants)
65 Km SE of Modena (184973 inhabitants)
72 Km W of Cesena (96758 inhabitants)
75 Km W of Ravenna (159116 inhabitants)
75 Km E of Lucca (89046 inhabitants)
80 Km SE of Carpi (70699 inhabitants)
80 Km S of Ferrara (133155 inhabitants)
84 Km SE of Reggio nell'Emilia (171345 inhabitants)
87 Km NW of Arezzo (99543 inhabitants)
89 Km NE of Pisa (89158 inhabitants)
92 Km N of Siena (53903 inhabitants)
93 Km E of Viareggio (62467 inhabitants)
97 Km E of Massa (69479 inhabitants)
98 Km W of Rimini (147750 inhabitants)
100 Km E 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 0.8 2024-02-16
10:54:07
44.1448 11.3418 8 2024-02-16
11:00:49
Sala Sismica INGV-Roma 125311131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-16 10:54:07 ± 0.16
Latitude 44.1448 ± 0.0036
Longitude 11.3418 ± 0.0063
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125311131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 465
Semi-minor axis of confidence ellipse (meter) 192
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.23472
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 125311131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-16 11:00:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VMGN.HHZ. 2024-02-16T10:54:17.12 0.3 undecidable manual S 144 26.0517 107 -0.03 74
IV.BOSL.HHZ. 2024-02-16T10:54:16.55 0.3 undecidable manual S 174 23.8539 109 0.12 73
IV.MOCL.EHZ. 2024-02-16T10:54:15.17 0.3 undecidable manual S 220 20.1687 112 -0.05 75
IV.VMGN.HHZ. 2024-02-16T10:54:12.91 0.3 undecidable manual P 144 26.0517 107 -0.24 71
IV.SEI.HHZ. 2024-02-16T10:54:12.35 0.3 undecidable manual S 172 10.1787 129 0.16 74
IV.MTRZ.HHZ. 2024-02-16T10:54:12.43 0.3 undecidable manual P 19 19.7691 112 0.46 68
IV.MOCL.EHZ. 2024-02-16T10:54:12.00 0.1 undecidable manual P 220 20.1687 112 -0.04 100
IV.BOSL.HHZ. 2024-02-16T10:54:12.72 0.3 undecidable manual P 174 23.8539 109 -0.02 74
IV.VISG.HHZ. 2024-02-16T10:54:11.69 0.3 undecidable manual S 56 8.7801 132 -0.15 74
IV.FNVD.HHZ. 2024-02-16T10:54:11.46 0.1 undecidable manual P 278 17.5713 115 -0.11 99
IV.SEI.HHZ. 2024-02-16T10:54:10.39 0.1 undecidable manual P 172 10.1787 129 0.1 100
IV.VISG.HHZ. 2024-02-16T10:54:09.97 0.1 undecidable manual P 56 8.7801 132 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VISG.HHE. ML:1.1 0.0001885 1.6 AML other m 2024-02-16T10:54:12.02
IV.MOCL.EHN. ML:0.8 0.000049500000000000004 0.18 AML other m 2024-02-16T10:54:12.21
IV.VISG.HHN. ML:1.1 0.00017749999999999998 1.72 AML other m 2024-02-16T10:54:12.12
IV.SEI.HHN. ML:1.5 0.00045299999999999995 0.2 AML other m 2024-02-16T10:54:12.82
IV.SEI.HHE. ML:1.2 0.000234 1.38 AML other m 2024-02-16T10:54:13.83
IV.MOCL.EHE. ML:0.9 0.00005830000000000001 0.62 AML other m 2024-02-16T10:54:15.56
IV.BOSL.HHE. ML:0.6 0.0000242 0.28 AML other m 2024-02-16T10:54:16.75
IV.BOSL.HHN. ML:0.4 0.0000143 0.24 AML other m 2024-02-16T10:54:16.68
IV.VMGN.HHE. ML:0.4 0.00001455 0.22 AML other m 2024-02-16T10:54:17.34
IV.VMGN.HHN. ML:0.5 0.000019 1.14 AML other m 2024-02-16T10:54:17.33
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