Earthquake with magnitude of ML 1.8 on date 03-06-2024 and time 06:51:07 (UTC) in region 4 km E Montieri (GR)

A magnitude ML 1.8 earthquake occured in region: 4 km E Montieri (GR), on

  • 03-06-2024 06:51:07 (UTC)
  • 03-06-2024 08:51:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1160, 11.0620 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
Montieri GR 4 1204 1204
Chiusdino SI 5 1903 3107
Monticiano SI 10 1571 4678
Roccastrada GR 14 9199 13877
Massa Marittima GR 16 8375 22252
Castelnuovo di Val di Cecina PI 16 2231 24483
Radicondoli SI 16 914 25397
Monterotondo Marittimo GR 17 1371 26768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Siena (53903 inhabitants)
40 Km N of Grosseto (82087 inhabitants)
72 Km S of Scandicci (50609 inhabitants)
75 Km S of Firenze (382808 inhabitants)
77 Km SW of Arezzo (99543 inhabitants)
78 Km SE of Livorno (159219 inhabitants)
85 Km S of Prato (191150 inhabitants)
86 Km SE of Pisa (89158 inhabitants)
92 Km S of Pistoia (90315 inhabitants)
93 Km SE of Lucca (89046 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 2024-06-03
06:51:07
43.1157 11.062 10 2024-06-03
06:55:56
Sala Sismica INGV-Roma 128494351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-06-03 06:51:07 ± 0.15
Latitude 43.1157 ± 0.0090
Longitude 11.0620 ± 0.0160
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 128494351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1333
Semi-minor axis of confidence ellipse (meter) 806
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 301
Circular confidence region, given by single value of horizontal uncertainty (meter) 1330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
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) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.11601
Epicentral distance of station farthest from the epicenter (degree) 0.40110
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 128494351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-06-03 06:55:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARCI.HHZ. 2024-06-03T06:51:21.17 0.3 undecidable manual S 131 44.5221 50 -0.53 65
IV.CASP.HHZ. 2024-06-03T06:51:19.89 0.3 undecidable manual S 204 39.4272 50 -0.45 68
IV.ARCI.HHZ. 2024-06-03T06:51:16.00 0.1 undecidable manual P 131 44.5221 50 0.44 90
IV.LOCA.HHZ. 2024-06-03T06:51:16.44 0.3 undecidable manual S 37 26.6511 50 -0.5 68
IV.CASP.HHZ. 2024-06-03T06:51:15.59 0.1 undecidable manual P 204 39.4272 50 0.81 79
IV.RIBO.EHZ.01 2024-06-03T06:51:14.29 0.3 undecidable manual S 184 18.5703 119 -0.22 74
IV.TRIF.CHZ. 2024-06-03T06:51:12.38 0.3 undecidable manual S 270 12.876 128 -0.5 70
IV.LOCA.HHZ. 2024-06-03T06:51:12.94 0.1 undecidable manual P 37 26.6511 50 0.13 99
IV.FROS.CHZ. 2024-06-03T06:51:12.72 0.3 undecidable manual S 36 12.876 128 -0.17 75
IV.RIBO.EHZ.01 2024-06-03T06:51:11.54 1.0 undecidable manual P 184 18.5703 119 0.13 25
IV.FROS.CHZ. 2024-06-03T06:51:10.74 0.1 negative manual P 36 12.876 128 0.27 98
IV.TRIF.CHZ. 2024-06-03T06:51:10.65 0.1 negative manual P 270 12.876 128 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.CHN. ML:1.8 0.0007915 0.12 AML other m 2024-06-03T06:51:12.50
IV.TRIF.CHE. ML:1.5 0.00032499999999999993 1 AML other m 2024-06-03T06:51:12.63
IV.FROS.CHN. ML:2.0 0.00107 1.6 AML other m 2024-06-03T06:51:13.96
IV.FROS.CHE. ML:1.8 0.000608 0.68 AML other m 2024-06-03T06:51:13.96
IV.LOCA.HHE. ML:1.7 0.000261 0.78 AML other m 2024-06-03T06:51:16.91
IV.LOCA.HHN. ML:1.8 0.000315 0.52 AML other m 2024-06-03T06:51:16.94
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