Earthquake with magnitude of ML 2.2 on date 06-03-2023 and time 14:20:50 (UTC) in region 5 km E Monteriggioni (SI)

A magnitude ML 2.2 earthquake occured in region: 5 km E Monteriggioni (SI), on

  • 06-03-2023 14:20:50 (UTC)
  • 06-03-2023 15:20:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3840, 11.2780 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monteriggioni SI 5 9810 9810
Siena SI 8 53903 63713
Castellina in Chianti SI 10 2859 66572
Sovicille SI 12 10116 76688
Colle di Val d'Elsa SI 14 21620 98308
Radda in Chianti SI 14 1613 99921
Poggibonsi SI 14 29196 129117
Gaiole in Chianti SI 16 2758 131875
Castelnuovo Berardenga SI 19 9097 140972
Casole d'Elsa SI 20 3897 144869
Barberino Val d'Elsa FI 20 4386 149255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Siena (53903 inhabitants)
43 Km S of Scandicci (50609 inhabitants)
43 Km S of Firenze (382808 inhabitants)
50 Km W of Arezzo (99543 inhabitants)
57 Km S of Prato (191150 inhabitants)
68 Km SE of Pistoia (90315 inhabitants)
71 Km N of Grosseto (82087 inhabitants)
80 Km E of Pisa (89158 inhabitants)
80 Km E of Livorno (159219 inhabitants)
81 Km SE of Lucca (89046 inhabitants)
95 Km W of Perugia (166134 inhabitants)
99 Km SE 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
Bulletin
Rev1000
ML 2.2 2023-03-06
14:20:50
43.3835 11.2783 9 2024-03-01
17:18:01
Bollettino Sismico Italiano INGV 115879571
Reviewed
Rev100
ML 2.2 2023-03-06
14:20:50
43.3842 11.2907 8 2023-03-06
14:58:54
Sala Sismica INGV-Roma 115038471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-06 14:20:50 ± 0.09
Latitude 43.3835 ± 0.0036
Longitude 11.2783 ± 0.0062
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115879571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 389
Semi-minor axis of confidence ellipse (meter) 339
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.08993
Epicentral distance of station farthest from the epicenter (degree) 1.01983
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 115879571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-27 16:49:23

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 115038471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-06 14:36:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2023-03-06T14:21:18.56 0.6 undecidable manual S 324 93.1401 50 -0.02 45
GU.CARD.HHE. 2023-03-06T14:21:18.69 0.6 undecidable manual S 318 95.7264 50 -0.57 39
IV.LMD.HHZ. 2023-03-06T14:21:16.45 0.6 undecidable manual S 24 84.3489 50 0.22 44
GU.MAIM.HHZ. 2023-03-06T14:21:16.00 0.6 undecidable manual S 313 86.247 50 -0.74 37
IV.PARC.HHZ. 2023-03-06T14:21:15.55 0.6 undecidable manual S 69 82.6506 50 -0.23 44
IV.CASP.HHZ. 2023-03-06T14:21:13.33 0.6 undecidable manual S 207 73.7706 50 -0.09 46
IV.SEI.HHZ. 2023-03-06T14:21:13.91 0.6 undecidable manual S 5 74.6697 50 0.25 44
IV.SFI.EHZ. 2023-03-06T14:21:13.41 0.6 undecidable manual S 38 73.6707 50 0.03 46
IV.SSP9.EHZ. 2023-03-06T14:21:12.44 1.0 undecidable manual S 73 71.8725 50 -0.45 21
IV.PII.HHZ. 2023-03-06T14:21:12.40 0.6 undecidable manual S 302 71.2731 50 -0.34 44
IV.VMGN.HHZ. 2023-03-06T14:21:11.70 1.0 undecidable manual S 18 66.5778 50 0.22 23
IV.MPPT.EHZ. 2023-03-06T14:21:10.71 0.6 undecidable manual S 347 65.49 50 -0.48 43
GU.SARM.EHZ. 2023-03-06T14:21:10.65 0.6 undecidable manual P 322 113.1978 50 0.71 36
MN.VLC.HHZ. 2023-03-06T14:21:10.53 0.6 undecidable manual P 321 111.8991 50 0.81 34
IV.BOSL.HHZ. 2023-03-06T14:21:09.81 0.6 undecidable manual S 7 61.1943 50 -0.25 45
IV.CRE.HHZ. 2023-03-06T14:21:09.45 0.6 undecidable manual S 64 60.0954 50 -0.32 45
IV.PIEI.HHZ. 2023-03-06T14:21:08.81 0.6 undecidable manual P 80 102.6195 50 0.52 39
IV.RUFI.EHZ. 2023-03-06T14:21:07.78 0.6 undecidable manual S 20 53.7018 50 -0.28 46
IV.BDI.HHZ. 2023-03-06T14:21:07.41 0.3 undecidable manual P 324 93.1401 50 0.58 59
GU.CARD.HHE. 2023-03-06T14:21:07.65 0.6 undecidable manual P 318 95.7264 50 0.42 41
IV.CAFI.HHZ. 2023-03-06T14:21:07.67 0.6 undecidable manual S 96 55.7997 50 -0.95 36
GU.POPM.HHZ. 2023-03-06T14:21:06.11 0.3 undecidable manual P 331 84.4488 50 0.61 59
IV.CRMI.HHZ. 2023-03-06T14:21:06.93 0.6 undecidable manual S 332 51.6039 50 -0.57 43
GU.MAIM.HHZ. 2023-03-06T14:21:06.20 0.3 undecidable manual P 313 86.247 50 0.43 62
IV.PARC.HHZ. 2023-03-06T14:21:05.66 0.3 undecidable manual P 69 82.6506 50 0.44 63
IV.MGAB.HHZ. 2023-03-06T14:21:05.91 0.3 undecidable manual P 127 85.3479 50 0.28 65
IV.LMD.HHZ. 2023-03-06T14:21:05.82 0.1 undecidable manual P 24 84.3489 50 0.35 85
IV.SACS.HNE. 2023-03-06T14:21:04.77 0.6 undecidable manual P 139 78.2661 50 0.22 44
IV.TRIF.CHZ. 2023-03-06T14:21:04.40 0.6 undecidable manual S 226 42.5241 50 -0.68 41
IV.SFI.EHZ. 2023-03-06T14:21:04.22 0.6 undecidable manual P 38 73.6707 50 0.38 43
IV.MALA1.EHZ. 2023-03-06T14:21:04.90 0.6 undecidable manual S 159 45.0216 50 -0.85 38
IV.SEI.HHZ. 2023-03-06T14:21:04.17 0.1 undecidable manual P 5 74.6697 50 0.18 90
IV.SSP9.EHZ. 2023-03-06T14:21:04.23 0.6 undecidable manual P 73 71.8725 50 0.68 39
IV.CASP.HHZ. 2023-03-06T14:21:04.53 0.6 undecidable manual P 207 73.7706 50 0.68 39
IV.MALA4.EHZ. 2023-03-06T14:21:04.90 0.6 undecidable manual S 159 44.9217 50 -0.81 39
IV.PII.HHZ. 2023-03-06T14:21:03.51 0.3 undecidable manual P 302 71.2731 50 0.05 70
IV.VMGN.HHZ. 2023-03-06T14:21:02.90 0.3 undecidable manual P 18 66.5778 50 0.16 69
IV.CRE.HHZ. 2023-03-06T14:21:02.33 0.3 undecidable manual P 64 60.0954 50 0.58 63
IV.MPPT.EHZ. 2023-03-06T14:21:02.76 0.1 undecidable manual P 347 65.49 50 0.2 91
IV.ARCI.HHZ. 2023-03-06T14:21:01.91 0.3 undecidable manual P 165 61.0944 50 0.01 71
IV.BOSL.HHZ. 2023-03-06T14:21:01.75 0.1 undecidable manual P 7 61.1943 50 -0.16 92
IV.CRMI.HHZ. 2023-03-06T14:21:00.10 0.3 undecidable manual P 332 51.6039 50 -0.34 68
IV.CAFI.HHZ. 2023-03-06T14:21:00.91 0.3 undecidable manual P 96 55.7997 50 -0.17 70
IV.RUFI.EHZ. 2023-03-06T14:21:00.64 0.1 undecidable manual P 20 53.7018 50 -0.12 94
IV.MALA1.EHZ. 2023-03-06T14:20:59.31 0.3 undecidable manual P 159 45.0216 50 -0.12 72
IV.TRIF.CHZ. 2023-03-06T14:20:59.04 0.3 undecidable manual P 226 42.5241 50 0 74
IV.MALA4.EHZ. 2023-03-06T14:20:58.70 1.0 undecidable manual P 159 44.9217 50 -0.7 20
IV.FROS.CHZ. 2023-03-06T14:20:58.96 0.6 undecidable manual S 207 21.6672 112 0.05 51
IV.OSSC.HHZ. 2023-03-06T14:20:56.64 0.6 undecidable manual S 350 15.7731 120 -0.43 47
IV.FROS.CHZ. 2023-03-06T14:20:55.68 0.1 undecidable manual P 207 21.6672 112 0.2 98
IV.OSSC.HHZ. 2023-03-06T14:20:54.27 0.3 undecidable manual P 350 15.7731 120 -0.14 75
IV.CSNT.HHZ. 2023-03-06T14:20:54.75 0.3 undecidable manual S 5 9.9789 132 -0.68 66
IV.CSNT.HHZ. 2023-03-06T14:20:53.25 0.1 undecidable manual P 5 9.9789 132 -0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHE. ML:2.9 0.01145 1.74 AML other m 2023-03-06T14:20:55.88
IV.CSNT.HHN. ML:2.8 0.009984999999999999 1.76 AML other m 2023-03-06T14:20:55.89
IV.OSSC.HHN. ML:2.8 0.00677 1.6 AML other m 2023-03-06T14:20:57.02
IV.OSSC.HHE. ML:3.0 0.00959 0.1 AML other m 2023-03-06T14:20:57.07
IV.FROS.CHN. ML:2.5 0.0023650000000000003 0.48 AML other m 2023-03-06T14:21:00.38
IV.FROS.CHE. ML:2.4 0.0016600000000000002 0.48 AML other m 2023-03-06T14:21:02.69
IV.TRIF.CHE. ML:2.4 0.0007655000000000001 1.06 AML other m 2023-03-06T14:21:06.55
IV.CRMI.HHE. ML:2.0 0.00026749999999999994 0.6 AML other m 2023-03-06T14:21:07.55
IV.TRIF.CHN. ML:2.2 0.0005115 0.88 AML other m 2023-03-06T14:21:07.46
IV.RUFI.EHE. ML:2.4 0.0006459999999999999 0.22 AML other m 2023-03-06T14:21:08.17
IV.CAFI.HHE. ML:2.2 0.000376 0.28 AML other m 2023-03-06T14:21:08.42
IV.CAFI.HNE. ML:2.2 0.000359 0.28 AML other m 2023-03-06T14:21:08.43
IV.CAFI.HHN. ML:2.2 0.000379 0.88 AML other m 2023-03-06T14:21:08.77
IV.CAFI.HNN. ML:2.2 0.00035950000000000006 0.88 AML other m 2023-03-06T14:21:08.78
IV.RUFI.EHN. ML:2.4 0.0005620000000000001 1.54 AML other m 2023-03-06T14:21:08.09
IV.CRMI.HHN. ML:2.1 0.0003275 0.64 AML other m 2023-03-06T14:21:10.37
IV.CRE.HHN. ML:2.5 0.0007395 0.38 AML other m 2023-03-06T14:21:10.24
IV.BOSL.HHE. ML:2.7 0.001139 0.38 AML other m 2023-03-06T14:21:10.25
IV.BOSL.HHN. ML:2.4 0.000583 0.52 AML other m 2023-03-06T14:21:10.24
IV.CRE.HHE. ML:2.3 0.00036950000000000004 0.38 AML other m 2023-03-06T14:21:10.47
IV.ARCI.HNN. ML:2.0 0.0002195 1.6 AML other m 2023-03-06T14:21:11.97
IV.ARCI.HHN. ML:2.1 0.000235 1.6 AML other m 2023-03-06T14:21:11.17
IV.MPPT.EHE. ML:2.6 0.0007949999999999999 1.54 AML other m 2023-03-06T14:21:12.17
IV.ARCI.HHE. ML:2.0 0.000202 1.08 AML other m 2023-03-06T14:21:12.19
IV.ARCI.HNE. ML:2.0 0.00021799999999999999 1.06 AML other m 2023-03-06T14:21:12.20
IV.MPPT.EHN. ML:2.4 0.0004295 1.48 AML other m 2023-03-06T14:21:12.20
IV.PII.HHE. ML:2.2 0.000256 0.22 AML other m 2023-03-06T14:21:13.36
IV.SEI.HHE. ML:2.8 0.0010455 0.32 AML other m 2023-03-06T14:21:14.78
IV.SEI.HHN. ML:3.1 0.00212 0.34 AML other m 2023-03-06T14:21:15.71
IV.SSP9.EHE. ML:2.4 0.00041000000000000005 0.46 AML other m 2023-03-06T14:21:15.60
GU.MAIM.HHN. ML:2.1 0.000143 1.24 AML other m 2023-03-06T14:21:16.25
IV.CASP.HHN. ML:2.0 0.0001595 0.62 AML other m 2023-03-06T14:21:16.48
IV.SFI.EHE. ML:2.2 0.000225 0.92 AML other m 2023-03-06T14:21:16.15
IV.LMD.HHE. ML:2.0 0.0001225 1.06 AML other m 2023-03-06T14:21:17.29
IV.PARC.HHN. ML:2.3 0.00025550000000000003 1.68 AML other m 2023-03-06T14:21:18.13
IV.PII.HHN. ML:2.2 0.00026450000000000003 0.32 AML other m 2023-03-06T14:21:18.31
IV.PARC.HHE. ML:2.2 0.000229 0.48 AML other m 2023-03-06T14:21:18.43
IV.CASP.HHE. ML:2.1 0.000187 0.3 AML other m 2023-03-06T14:21:18.44
IV.SSP9.EHN. ML:2.4 0.00039549999999999996 0.98 AML other m 2023-03-06T14:21:19.00
GU.POPM.HHN. ML:2.2 0.00021600000000000002 0.78 AML other m 2023-03-06T14:21:19.41
IV.LMD.HHN. ML:2.1 0.00017449999999999999 1.26 AML other m 2023-03-06T14:21:19.13
GU.POPM.HHE. ML:2.2 0.00020850000000000003 0.74 AML other m 2023-03-06T14:21:19.78
IV.SFI.EHN. ML:1.9 0.000133 1.38 AML other m 2023-03-06T14:21:20.97
IV.MGAB.HHN. ML:1.8 0.0000918 0.24 AML other m 2023-03-06T14:21:21.87
IV.BDI.HHN. ML:2.1 0.0001385 0.5 AML other m 2023-03-06T14:21:22.84
GU.MAIM.HHE. ML:1.9 0.00009920000000000001 0.88 AML other m 2023-03-06T14:21:23.84
IV.PIEI.HHN. ML:1.9 0.00006870000000000002 0.64 AML other m 2023-03-06T14:21:24.35
IV.BDI.HHE. ML:2.3 0.0002075 0.46 AML other m 2023-03-06T14:21:24.44
IV.MGAB.HHE. ML:1.8 0.00007125000000000001 0.52 AML other m 2023-03-06T14:21:25.29
IV.PIEI.HHE. ML:1.9 0.0000757 1.16 AML other m 2023-03-06T14:21:26.98
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
Waveforms Seismic signals in miniseed + resp format Download