Earthquake with magnitude of ML 1.8 on date 29-02-2024 and time 07:12:45 (UTC) in region 3 km SW Anghiari (AR)

A magnitude ML 1.8 earthquake occured in region: 3 km SW Anghiari (AR), on

  • 29-02-2024 07:12:45 (UTC)
  • 29-02-2024 08:12:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5210, 12.0380 at 9 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
Anghiari AR 3 5638 5638
Citerna PG 7 3531 9169
Monterchi AR 7 1757 10926
Sansepolcro AR 10 15884 26810
San Giustino PG 12 11297 38107
Arezzo AR 14 99543 137650
Monte Santa Maria Tiberina PG 14 1183 138833
Caprese Michelangelo AR 14 1426 140259
Subbiano AR 15 6331 146590
Capolona AR 15 5438 152028
Pieve Santo Stefano AR 17 3183 155211
CittĂ  di Castello PG 18 39913 195124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Arezzo (99543 inhabitants)
54 Km NW of Perugia (166134 inhabitants)
61 Km E of Siena (53903 inhabitants)
69 Km E of Firenze (382808 inhabitants)
71 Km S of Cesena (96758 inhabitants)
74 Km SW of Rimini (147750 inhabitants)
74 Km E of Scandicci (50609 inhabitants)
78 Km S of Forlì (117913 inhabitants)
83 Km SW of Pesaro (94582 inhabitants)
83 Km NW of Foligno (57155 inhabitants)
86 Km E of Prato (191150 inhabitants)
86 Km S of Faenza (58541 inhabitants)
87 Km W of Fano (60888 inhabitants)
96 Km S of Imola (69797 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 1.8 2024-02-29
07:12:45
43.521 12.0377 9 2024-02-29
07:54:53
Sala Sismica INGV-Roma 125614611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-29 07:12:45 ± 0.09
Latitude 43.5210 ± 0.0054
Longitude 12.0377 ± 0.0074
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125614611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 680
Semi-minor axis of confidence ellipse (meter) 316
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 223
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56657
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 125614611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-29 07:54:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2024-02-29T07:13:52.78 3.0 undecidable manual Sn 2.74 0
IV.MMO1.EHZ. 2024-02-29T07:13:23.71 3.0 undecidable manual S -0.82 0
IV.VMGN.HHZ. 2024-02-29T07:13:05.80 0.6 undecidable manual S 320 62.8926 50 0.45 43
IV.SFI.HNN. 2024-02-29T07:13:00.15 0.6 undecidable manual S 340 45.2214 50 -0.5 44
IV.VMGN.HHZ. 2024-02-29T07:12:57.52 0.1 undecidable manual P 320 62.8926 50 0.51 85
IV.SACS.HHZ. 2024-02-29T07:12:57.97 3.0 positive manual P -1.02 0
IV.ATVO.HHZ. 2024-02-29T07:12:57.57 0.6 undecidable manual S 117 33.4443 50 0.07 50
IV.ATMI.HHZ. 2024-02-29T07:12:56.04 0.6 undecidable manual S 138 27.8499 108 0.3 48
IV.ATPI.EHZ. 2024-02-29T07:12:56.55 0.6 undecidable manual S 105 30.3474 106 -0.03 50
IV.SFI.HNN. 2024-02-29T07:12:54.16 0.1 undecidable manual P 340 45.2214 50 -0.13 96
IV.PARC.HHZ. 2024-02-29T07:12:53.25 0.6 undecidable manual S 49 21.4674 112 -0.42 47
IV.CAFI.HHZ. 2024-02-29T07:12:53.68 0.6 undecidable manual S 195 22.0668 112 -0.17 49
IV.ATVO.HHZ. 2024-02-29T07:12:52.33 0.6 undecidable manual P 117 33.4443 50 -0.15 49
IV.ATMC.EHN. 2024-02-29T07:12:52.01 0.6 undecidable manual S 123 14.9739 121 0.37 48
IV.BADI.EHZ. 2024-02-29T07:12:52.37 0.6 undecidable manual S 94 16.6722 118 0.21 49
IV.CRE.HHE. 2024-02-29T07:12:51.83 0.6 undecidable manual S 328 12.876 124 0.8 41
IV.ATMI.HHZ. 2024-02-29T07:12:51.39 0.1 negative manual P 138 27.8499 108 -0.07 100
IV.ATPI.EHZ. 2024-02-29T07:12:51.69 0.6 positive manual P 105 30.3474 106 -0.26 48
IV.CAFI.HHZ. 2024-02-29T07:12:50.08 0.1 positive manual P 195 22.0668 112 -0.29 96
IV.PARC.HHZ. 2024-02-29T07:12:50.10 0.6 undecidable manual P 49 21.4674 112 -0.16 50
IV.BADI.EHZ. 2024-02-29T07:12:49.44 0.6 undecidable manual P 94 16.6722 118 0.05 51
IV.ATMC.EHN. 2024-02-29T07:12:49.31 0.1 undecidable manual P 123 14.9739 121 0.22 99
IV.CRE.HHE. 2024-02-29T07:12:48.33 0.1 undecidable manual P 328 12.876 124 -0.41 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BADI.EHE. ML:2.0 0.0009595000000000001 1.1 AML other m 2024-02-29T07:12:52.59
IV.PARC.HHE. ML:1.9 0.0005974999999999999 0.96 AML other m 2024-02-29T07:12:53.96
IV.BADI.EHN. ML:1.7 0.00041549999999999996 0.82 AML other m 2024-02-29T07:12:53.51
IV.PARC.HHN. ML:2.0 0.000657 0.44 AML other m 2024-02-29T07:12:53.47
IV.CAFI.HHN. ML:1.9 0.000501 0.22 AML other m 2024-02-29T07:12:54.03
IV.CAFI.HHE. ML:1.6 0.00024349999999999998 1.16 AML other m 2024-02-29T07:12:54.80
IV.ATVO.HHE. ML:1.8 0.0002805 0.4 AML other m 2024-02-29T07:12:57.77
IV.ATMI.HHE. ML:1.8 0.000352 1.56 AML other m 2024-02-29T07:12:57.16
IV.ATVO.HHN. ML:1.5 0.0001515 1.68 AML other m 2024-02-29T07:12:58.92
IV.ATPI.EHN. ML:1.5 0.0001595 0.64 AML other m 2024-02-29T07:12:59.30
IV.PIEI.HHN. ML:1.7 0.000176 0.34 AML other m 2024-02-29T07:12:59.75
IV.PIEI.HHE. ML:2.0 0.000347 1.66 AML other m 2024-02-29T07:13:00.14
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