Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 24-03-2022 and time 06:06:10 (Italy) in region 1 km W Montieri (GR)

A magnitude ML 1.3 earthquake occured in region: 1 km W Montieri (GR), on

  • 24-03-2022 05:06:10 (UTC)
  • 24-03-2022 06:06:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1350, 11.0020 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 1 1204 1204
Chiusdino SI 8 1903 3107
Castelnuovo di Val di Cecina PI 11 2231 5338
Monterotondo Marittimo GR 12 1371 6709
Massa Marittima GR 13 8375 15084
Monticiano SI 15 1571 16655
Radicondoli SI 15 914 17569
Roccastrada GR 19 9199 26768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Siena (53903 inhabitants)
43 Km N of Grosseto (82087 inhabitants)
71 Km S of Scandicci (50609 inhabitants)
73 Km SE of Livorno (159219 inhabitants)
74 Km S of Firenze (382808 inhabitants)
80 Km W of Arezzo (99543 inhabitants)
81 Km SE of Pisa (89158 inhabitants)
83 Km S of Prato (191150 inhabitants)
89 Km SE of Lucca (89046 inhabitants)
89 Km S of Pistoia (90315 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
Bulletin
Rev1000 		ML 1.3 2022-03-24
05:06:10		 43.1348 11.002 11 2022-07-08
12:33:38		 Bollettino Sismico Italiano INGV 102497211
Reviewed
Rev100 		ML 1.2 2022-03-24
05:06:10		 43.1357 11.0007 10 2022-03-24
05:22:49		 Sala Sismica INGV-Roma 102311131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-24 05:06:10 ± 0.11
Latitude 43.1348 ± 0.0063
Longitude 11.0020 ± 0.0099
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102497211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 802
Semi-minor axis of confidence ellipse (meter) 488
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 114
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66010
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 102497211
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-28 12:34:26

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 102311131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-24 05:22:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2022-03-24T05:06:42.19 3.0 undecidable manual S -3.39 0
IV.IMOL.HNZ. 2022-03-24T05:06:37.65 3.0 positive manual P 0.51 0
IV.ARCI.HHZ. 2022-03-24T05:06:25.93 0.3 undecidable manual S 129 49.617 50 -0.55 64
IV.OSSC.HHZ. 2022-03-24T05:06:25.51 0.3 undecidable manual S 24 47.4192 50 -0.37 68
IV.CSNT.HHZ. 2022-03-24T05:06:24.67 0.1 undecidable manual S 32 44.1225 50 -0.34 91
IV.CRMI.HNN. 2022-03-24T05:06:24.06 0.1 undecidable manual P 359 73.2711 50 0.62 80
IV.CASP.HHZ. 2022-03-24T05:06:23.55 0.1 undecidable manual S 196 39.7269 50 -0.29 93
IV.MAGO.CHZ. 2022-03-24T05:06:21.09 0.1 undecidable manual S 299 31.746 50 -0.62 86
IV.ARCI.HHZ. 2022-03-24T05:06:20.23 0.1 undecidable manual P 129 49.617 50 0.45 88
IV.CSNT.HHZ. 2022-03-24T05:06:19.24 0.1 undecidable manual P 32 44.1225 50 0.3 92
IV.OSSC.HHZ. 2022-03-24T05:06:19.78 0.1 undecidable manual P 24 47.4192 50 0.34 91
IV.CASP.HHZ. 2022-03-24T05:06:18.69 0.1 undecidable manual P 196 39.7269 50 0.42 90
IV.RIBO.EHZ.01 2022-03-24T05:06:18.50 0.1 undecidable manual S 170 20.9679 117 -0.27 97
IV.MAGO.CHZ. 2022-03-24T05:06:17.23 0.1 undecidable manual P 299 31.746 50 0.2 96
IV.FROS.CHZ. 2022-03-24T05:06:16.57 0.1 undecidable manual S 56 14.9739 125 -0.42 95
IV.RIBO.EHZ.01 2022-03-24T05:06:15.58 0.1 undecidable manual P 170 20.9679 117 0.25 97
IV.FROS.CHZ. 2022-03-24T05:06:14.46 0.1 negative manual P 56 14.9739 125 0.16 100
IV.TRIF.CHZ. 2022-03-24T05:06:14.99 0.1 undecidable manual S 254 8.3805 141 -0.3 98
IV.TRIF.CHZ. 2022-03-24T05:06:13.57 0.1 positive manual P 254 8.3805 141 0.24 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.CHN. ML:2.0 0.0015377065000000002 0.096 AML other m 2022-03-24T05:06:15.05
IV.TRIF.CHE. ML:2.1 0.0016297765000000003 0.1664 AML other m 2022-03-24T05:06:15.35
IV.FROS.CHE. ML:1.7 0.0004665 0.26 AML other m 2022-03-24T05:06:16.75
IV.FROS.CHN. ML:1.9 0.0008165 0.42 AML other m 2022-03-24T05:06:16.77
IV.RIBO.EHN.01 ML:1.7 0.00033899999999999995 1.64 AML other m 2022-03-24T05:06:18.01
IV.RIBO.EHE.01 ML:1.8 0.00040449999999999997 0.14 AML other m 2022-03-24T05:06:18.93
IV.MAGO.CHN. ML:1.0 0.000046706739999999994 0.176 AML other m 2022-03-24T05:06:21.17
IV.MAGO.CHE. ML:1.0 0.000044047655 0.0896 AML other m 2022-03-24T05:06:22.20
IV.CASP.HHE. ML:1.2 0.00006026306500000001 0.08 AML other m 2022-03-24T05:06:23.78
IV.CASP.HNE. ML:1.6 0.00012320139999999998 0.3104 AML other m 2022-03-24T05:06:23.94
IV.CASP.HHN. ML:1.4 0.00008233593 0.1792 AML other m 2022-03-24T05:06:24.19
IV.CASP.HNN. ML:1.6 0.000123488545 1.312 AML other m 2022-03-24T05:06:24.12
IV.CSNT.HHE. ML:0.9 0.000024449999999999998 0.26 AML other m 2022-03-24T05:06:25.30
IV.CSNT.HHN. ML:1.0 0.00003105 1.2 AML other m 2022-03-24T05:06:25.34
IV.ARCI.HNN. ML:1.1 0.0000295884775 0.5216 AML other m 2022-03-24T05:06:26.03
IV.ARCI.HNE. ML:1.1 0.00002765434 0.88 AML other m 2022-03-24T05:06:26.30
IV.ARCI.HHN. ML:0.9 0.000021046105 0.2208 AML other m 2022-03-24T05:06:27.56
IV.ARCI.HHE. ML:0.9 0.00001884886 0.0992 AML other m 2022-03-24T05:06:27.49
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