Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 13-03-2018 and time 23:41:41 (Italy) in region 1 km W Castelnuovo Berardenga (SI)

A magnitude ML 2.3 earthquake occured in region: 1 km W Castelnuovo Berardenga (SI), on

  • 13-03-2018 22:41:41 (UTC)
  • 13-03-2018 23:41:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3470, 11.4910 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castelnuovo Berardenga SI 1 9097 9097
Rapolano Terme SI 11 5249 14346
Siena SI 13 53903 68249
Asciano SI 14 7118 75367
Monteroni d'Arbia SI 14 9088 84455
Gaiole in Chianti SI 14 2758 87213
Bucine AR 18 10164 97377
Radda in Chianti SI 18 1613 98990
Monte San Savino AR 19 8743 107733
Cavriglia AR 20 9614 117347

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km E of Siena (53903 inhabitants)
34 Km W of Arezzo (99543 inhabitants)
51 Km SE of Firenze (382808 inhabitants)
52 Km SE of Scandicci (50609 inhabitants)
67 Km SE of Prato (191150 inhabitants)
72 Km NE of Grosseto (82087 inhabitants)
78 Km W of Perugia (166134 inhabitants)
80 Km SE of Pistoia (90315 inhabitants)
97 Km SE of Lucca (89046 inhabitants)
97 Km E of Pisa (89158 inhabitants)
98 Km E of Livorno (159219 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 2.3 2018-03-13
22:41:41		 43.3473 11.4907 8 2019-04-24
14:49:36		 Bollettino Sismico Italiano INGV 57964071
Reviewed
Rev100 		ML 2.3 2018-03-13
22:41:41		 43.3542 11.4908 8 2018-03-13
22:54:33		 Sala Sismica INGV-Roma 54583421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-13 22:41:41 ± 0.08
Latitude 43.3473 ± 0.0027
Longitude 11.4907 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 57964071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 278
Semi-minor axis of confidence ellipse (meter) 182
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 68
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.52705
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 39
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 85
Type of magnitude ML
Reference to an origin 57964071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-06-19 14:35:43

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 54
Type of magnitude ML
Reference to an origin 54583421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-13 22:54:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIMA.HNZ. 2018-03-13T22:42:10.79 3.0 undecidable manual Pn 1.23 0
IV.SMA1.EHZ. 2018-03-13T22:42:09.82 0.1 undecidable manual P 117 169.497 50 0.29 67
IV.MTCR.EHZ. 2018-03-13T22:42:08.00 0.1 undecidable manual S 333 85.0482 50 0.51 80
IV.APEC.HHZ. 2018-03-13T22:42:06.00 0.1 undecidable manual S 72 78.4659 50 0.29 85
IV.SEI.HHZ. 2018-03-13T22:42:06.60 0.1 undecidable manual S 352 79.1652 50 0.69 75
IV.CASP.HHZ. 2018-03-13T22:42:06.20 0.1 undecidable manual S 220 79.8645 50 0.1 89
IV.MOCL.EHZ. 2018-03-13T22:42:05.00 0.1 undecidable manual S 341 77.0673 50 -0.35 85
IV.MPPT.EHZ. 2018-03-13T22:42:05.30 0.3 undecidable manual S 335 74.9694 50 0.51 61
IV.ATPI.EHZ. 2018-03-13T22:42:04.60 0.1 undecidable manual S 81 74.37 50 -0.03 91
IV.ATVO.HHZ. 2018-03-13T22:42:04.70 0.1 undecidable manual S 87 73.9704 50 0.17 88
IV.T1221.EHZ. 2018-03-13T22:42:03.62 3.0 negative manual P 0.66 0
IV.PARC.HHZ. 2018-03-13T22:42:03.30 0.1 undecidable manual S 61 68.8755 50 0.14 90
IV.SFI.EHZ. 2018-03-13T22:42:02.40 0.1 undecidable manual S 25 68.1762 50 -0.57 81
IV.MAGO.HHZ. 2018-03-13T22:42:02.10 0.1 undecidable manual S 263 67.6767 50 -0.76 75
IV.ATMI.HHZ. 2018-03-13T22:42:01.00 0.1 undecidable manual S 91 62.6928 50 -0.53 83
IV.BADI.EHZ. 2018-03-13T22:42:01.30 0.3 undecidable manual S 73 63.2922 50 -0.39 65
IV.ARVD.HHZ. 2018-03-13T22:42:01.70 0.1 undecidable manual P 81 118.0929 50 0.1 82
IV.MCIV.HHZ. 2018-03-13T22:42:01.80 0.1 undecidable manual S 167 64.8906 50 -0.3 88
IV.CDCA.HNE. 2018-03-13T22:42:00.98 3.0 undecidable manual S 0.11 0
IV.RIBO.EHZ. 2018-03-13T22:42:00.40 0.1 undecidable manual S 219 56.9985 50 0.41 87
IV.SSP9.EHZ. 2018-03-13T22:42:00.20 0.1 undecidable manual S 64 57.3981 50 0.1 92
TV.SF11.HHE. 2018-03-13T22:41:59.00 0.1 undecidable manual S 164 55.2003 50 -0.53 84
IV.BRIS.HHZ. 2018-03-13T22:41:59.76 3.0 undecidable manual P 0
IV.TRIF.HHZ. 2018-03-13T22:41:59.20 0.1 undecidable manual S 242 54.1014 50 -0.01 95
TV.SF04.EHZ. 2018-03-13T22:41:59.80 0.1 undecidable manual S 166 58.3971 50 -0.57 82
IV.RUFI.EHZ. 2018-03-13T22:41:58.60 0.1 undecidable manual S 2 54.501 50 -0.72 78
IV.ATCC.EHZ. 2018-03-13T22:41:58.24 0.1 undecidable manual P 101 94.5387 50 0.26 83
IV.PIEI.HHZ. 2018-03-13T22:41:57.09 0.1 undecidable manual P 76 86.6466 50 0.33 83
IV.NARO.HHZ. 2018-03-13T22:41:57.70 0.1 undecidable manual P 71 92.4408 50 0.05 87
IV.PII.HHZ. 2018-03-13T22:41:57.19 0.1 undecidable manual P 298 88.0452 50 0.21 85
IV.CRE.HHZ. 2018-03-13T22:41:57.10 0.1 undecidable manual S 51 47.8188 50 -0.44 88
IV.CASP.HHZ. 2018-03-13T22:41:56.40 0.1 undecidable manual P 220 79.8645 50 0.68 76
IV.CPGN.EHZ. 2018-03-13T22:41:56.58 0.1 undecidable manual P 53 83.5497 50 0.29 84
IV.MURB.HHZ. 2018-03-13T22:41:56.62 0.1 positive manual P 96 83.9493 50 0.27 85
IV.MTCR.EHZ. 2018-03-13T22:41:56.87 0.1 undecidable manual P 333 85.0482 50 0.35 83
IV.LMD.HHZ. 2018-03-13T22:41:56.11 0.1 undecidable manual P 12 82.8504 50 -0.06 89
IV.MOCL.EHZ. 2018-03-13T22:41:55.28 0.1 undecidable manual P 341 77.0673 50 0 91
IV.APEC.HHZ. 2018-03-13T22:41:55.73 0.1 undecidable manual P 72 78.4659 50 0.24 86
IV.ATPI.EHZ. 2018-03-13T22:41:55.11 0.1 negative manual P 81 74.37 50 0.24 87
IV.SEI.HHZ. 2018-03-13T22:41:55.71 0.1 positive manual P 352 79.1652 50 0.11 89
IV.ATVO.HHZ. 2018-03-13T22:41:54.90 0.1 positive manual P 87 73.9704 50 0.09 90
IV.PARC.HHZ. 2018-03-13T22:41:54.11 0.1 undecidable manual P 61 68.8755 50 0.09 91
IV.MPPT.EHZ. 2018-03-13T22:41:54.86 0.1 undecidable manual P 335 74.9694 50 -0.09 90
IV.MAGO.HHZ. 2018-03-13T22:41:54.17 0.1 undecidable manual P 263 67.6767 50 0.33 86
IV.SACS.HHZ. 2018-03-13T22:41:53.50 0.1 undecidable manual P 148 64.8906 50 0.1 91
IV.CRMI.HHZ. 2018-03-13T22:41:53.31 0.1 undecidable manual P 321 64.491 50 -0.03 92
IV.BADI.EHZ. 2018-03-13T22:41:53.11 0.1 undecidable manual P 73 63.2922 50 -0.06 92
IV.ATMI.HHZ. 2018-03-13T22:41:53.08 0.1 undecidable manual P 91 62.6928 50 0 93
IV.MGAB.HHZ. 2018-03-13T22:41:53.90 0.1 undecidable manual P 134 69.6747 50 -0.25 88
IV.CDCA.HNE. 2018-03-13T22:41:53.54 3.0 undecidable manual P 0.85 0
IV.MCIV.HHZ. 2018-03-13T22:41:53.42 0.1 positive manual P 167 64.8906 50 0.02 93
IV.SFI.EHZ. 2018-03-13T22:41:53.67 0.1 undecidable manual P 25 68.1762 50 -0.23 88
IV.RIBO.EHZ. 2018-03-13T22:41:52.16 0.1 positive manual P 219 56.9985 50 -0.03 94
IV.FROS.HHZ. 2018-03-13T22:41:52.40 0.1 undecidable manual S 241 31.0467 104 -0.2 95
IV.SSP9.EHZ. 2018-03-13T22:41:52.55 0.1 undecidable manual P 64 57.3981 50 0.3 89
IV.TRIF.HHZ. 2018-03-13T22:41:52.03 0.1 undecidable manual P 242 54.1014 50 0.29 89
TV.SF04.EHZ. 2018-03-13T22:41:52.47 0.1 positive manual P 166 58.3971 50 0.06 93
TV.SF01.EHZ. 2018-03-13T22:41:52.60 0.1 undecidable manual P 174 59.6958 50 0 94
IV.ARCI.HHZ. 2018-03-13T22:41:51.76 0.1 undecidable manual P 181 55.0005 50 -0.12 93
IV.RUFI.EHZ. 2018-03-13T22:41:51.56 0.1 undecidable manual P 2 54.501 50 -0.23 90
IV.OSSC.HHZ. 2018-03-13T22:41:51.00 0.1 undecidable manual S 315 27.75 105 -0.5 89
TV.SF11.HHE. 2018-03-13T22:41:51.91 0.1 undecidable manual P 164 55.2003 50 -0.01 94
IV.CRE.HHZ. 2018-03-13T22:41:50.67 0.1 undecidable manual P 51 47.8188 50 -0.1 94
IV.CAFI.HHZ. 2018-03-13T22:41:49.08 0.1 undecidable manual P 93 38.4282 50 -0.25 93
IV.CSNT.HHZ. 2018-03-13T22:41:49.30 0.1 undecidable manual S 311 21.3675 109 -0.07 99
IV.FROS.HHZ. 2018-03-13T22:41:48.06 0.1 positive manual P 241 31.0467 104 0.15 96
IV.OSSC.HHZ. 2018-03-13T22:41:47.06 0.1 negative manual P 315 27.75 105 -0.22 95
IV.CSNT.HHZ. 2018-03-13T22:41:46.02 0.1 negative manual P 311 21.3675 109 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHE. ML:0.0 0.0014831920000000001 0.128 AML other m 2018-03-13T22:41:50.53
IV.OSSC.HHN. ML:0.0 0.0014197614999999998 0.256 AML other m 2018-03-13T22:41:51.56
IV.OSSC.HNE. ML:0.0 0.001424502 0.2688 AML other m 2018-03-13T22:41:51.57
IV.OSSC.HHE. ML:0.0 0.0010975190500000002 0.2304 AML other m 2018-03-13T22:41:51.73
IV.OSSC.HNN. ML:0.0 0.0013442953 0.2944 AML other m 2018-03-13T22:41:51.77
IV.FROS.HHE. ML:0.0 0.0016686585000000001 0.2048 AML other m 2018-03-13T22:41:53.84
IV.FROS.HHN. ML:0.0 0.0018980079999999999 0.1792 AML other m 2018-03-13T22:41:52.88
IV.CSNT.HHN. ML:0.0 0.001397774 0.2816 AML other m 2018-03-13T22:41:51.52
IV.CAFI.HNE. ML:0.0 0.0012117855 0.32 AML other m 2018-03-13T22:41:54.83
IV.CAFI.HHE. ML:0.0 0.001241203 0.3072 AML other m 2018-03-13T22:41:54.82
IV.CAFI.HNN. ML:0.0 0.00093705565 0.2688 AML other m 2018-03-13T22:41:54.74
IV.CAFI.HHN. ML:0.0 0.0010050691999999998 0.2688 AML other m 2018-03-13T22:41:54.74
IV.CRE.HHN. ML:0.0 0.00096984205 0.32 AML other m 2018-03-13T22:41:58.52
IV.CRE.HHE. ML:0.0 0.0009584999999999999 1.66 AML other m 2018-03-13T22:41:59.04
IV.RUFI.EHE. ML:0.0 0.0005491865000000001 0.2176 AML other m 2018-03-13T22:41:59.88
IV.RUFI.EHN. ML:0.0 0.00032513815000000004 0.4864 AML other m 2018-03-13T22:42:01.24
IV.TRIF.HHN. ML:0.0 0.0003429369 0.2048 AML other m 2018-03-13T22:42:00.16
IV.TRIF.HHE. ML:0.0 0.0004094787 0.2048 AML other m 2018-03-13T22:41:59.65
IV.ARCI.HHN. ML:0.0 0.00030988735 0.2176 AML other m 2018-03-13T22:42:02.83
IV.SSP9.EHE. ML:0.0 0.0007814366499999999 0.4992 AML other m 2018-03-13T22:42:01.02
IV.ARCI.HHE. ML:0.0 0.0003000042 0.1536 AML other m 2018-03-13T22:42:01.72
TV.SF01.EHN. ML:0.0 0.00030608364999999997 0.3584 AML other m 2018-03-13T22:42:03.02
IV.SFI.EHE. ML:0.0 0.00033785805000000003 0.64 AML other m 2018-03-13T22:42:03.53
TV.SF04.EHE. ML:0.0 0.0006678205499999999 0.2304 AML other m 2018-03-13T22:42:03.11
IV.ATMI.HHN. ML:0.0 0.001012022 0.6656 AML other m 2018-03-13T22:42:09.54
TV.SF04.EHN. ML:0.0 0.0004124036 0.2944 AML other m 2018-03-13T22:42:01.79
IV.CRMI.HHN. ML:0.0 0.000060796585 0.4736 AML other m 2018-03-13T22:42:05.02
IV.SSP9.EHN. ML:0.0 0.00062539015 0.384 AML other m 2018-03-13T22:42:04.20
IV.MCIV.HHN. ML:0.0 0.0001683999 0.2816 AML other m 2018-03-13T22:42:04.07
IV.PARC.HHE. ML:0.0 0.00029535205 0.3968 AML other m 2018-03-13T22:42:04.54
IV.PARC.HHN. ML:0.0 0.00036342344999999997 0.4224 AML other m 2018-03-13T22:42:03.73
IV.MCIV.HHE. ML:0.0 0.00010795000000000001 0.68 AML other m 2018-03-13T22:42:04.98
TV.SF01.EHE. ML:0.0 0.0002413224 0.5504 AML other m 2018-03-13T22:42:04.83
IV.CRMI.HHE. ML:0.0 0.000051924435 0.1792 AML other m 2018-03-13T22:42:04.05
IV.SACS.HNN. ML:0.0 0.000126281535 0.3328 AML other m 2018-03-13T22:42:06.16
IV.SACS.HHE. ML:0.0 0.00011059478999999999 0.3456 AML other m 2018-03-13T22:42:05.47
IV.SACS.HNE. ML:0.0 0.000110648595 0.3712 AML other m 2018-03-13T22:42:05.84
IV.MPPT.EHE. ML:0.0 0.00035800785 0.3456 AML other m 2018-03-13T22:42:05.88
IV.BADI.EHN. ML:0.0 0.0003399643 0.3584 AML other m 2018-03-13T22:42:05.95
IV.SACS.HHN. ML:0.0 0.00012360865 0.3584 AML other m 2018-03-13T22:42:06.17
IV.MPPT.EHN. ML:0.0 0.00026289165 0.3456 AML other m 2018-03-13T22:42:06.27
IV.BADI.EHE. ML:0.0 0.00029639355 0.2304 AML other m 2018-03-13T22:42:06.36
IV.MOCL.EHE. ML:0.0 0.0007333718500000001 0.192 AML other m 2018-03-13T22:42:06.67
IV.ATVO.HHN. ML:0.0 0.00030746414999999997 0.5504 AML other m 2018-03-13T22:42:11.21
IV.ATMI.HHE. ML:0.0 0.00089623515 0.3072 AML other m 2018-03-13T22:42:06.90
IV.SFI.EHN. ML:0.0 0.00013098589999999998 0.256 AML other m 2018-03-13T22:42:04.34
IV.MGAB.HHE. ML:0.0 0.0001481224 0.2816 AML other m 2018-03-13T22:42:06.92
IV.APEC.HHE. ML:0.0 0.00040531110000000003 0.2688 AML other m 2018-03-13T22:42:07.54
IV.ATPI.EHN. ML:0.0 0.00030781399999999995 0.32 AML other m 2018-03-13T22:42:07.80
IV.MOCL.EHN. ML:0.0 0.0009075 0.18 AML other m 2018-03-13T22:42:07.84
IV.MGAB.HHN. ML:2.0 0.00019250000000000002 1.42 AML other m 2018-03-13T22:42:08.93
IV.SEI.HHN. ML:0.0 0.0013127415 0.384 AML other m 2018-03-13T22:42:08.58
IV.MTCR.EHE. ML:0.0 0.000341 1.76 AML other m 2018-03-13T22:42:08.08
IV.ATVO.HHE. ML:0.0 0.00032848215000000005 0.32 AML other m 2018-03-13T22:42:09.03
IV.SEI.HHE. ML:0.0 0.0005844791 0.3072 AML other m 2018-03-13T22:42:09.06
IV.ATPI.EHE. ML:0.0 0.000300817 0.3584 AML other m 2018-03-13T22:42:09.25
IV.APEC.HHN. ML:0.0 0.0004900451 0.2688 AML other m 2018-03-13T22:42:09.96
IV.CASP.HHN. ML:2.0 0.0001235 0.76 AML other m 2018-03-13T22:42:09.80
IV.MTCR.EHN. ML:0.0 0.00020944495 0.3072 AML other m 2018-03-13T22:42:10.17
IV.PII.HHE. ML:0.0 0.0001326116 0.32 AML other m 2018-03-13T22:42:10.81
IV.PII.HHN. ML:0.0 0.0001785 0.32 AML other m 2018-03-13T22:42:11.04
IV.PIEI.HHN. ML:0.0 0.000163323 0.3712 AML other m 2018-03-13T22:42:12.04
IV.PIEI.HHE. ML:0.0 0.00020321115000000001 0.4608 AML other m 2018-03-13T22:42:12.10
IV.CASP.HHE. ML:0.0 0.0001292987 0.8832 AML other m 2018-03-13T22:42:12.15
IV.MURB.HHE. ML:0.0 0.00063079515 0.2432 AML other m 2018-03-13T22:42:13.29
IV.MURB.HNE. ML:0.0 0.00060951915 0.2432 AML other m 2018-03-13T22:42:13.30
IV.MURB.HNN. ML:0.0 0.0009297118499999999 0.3328 AML other m 2018-03-13T22:42:14.36
IV.ATCC.EHE. ML:0.0 0.00025441190000000005 0.4992 AML other m 2018-03-13T22:42:13.47
IV.MURB.HHN. ML:0.0 0.00089007215 0.32 AML other m 2018-03-13T22:42:14.34
IV.ATCC.EHN. ML:0.0 0.00018866415 0.3712 AML other m 2018-03-13T22:42:14.43
IV.RIBO.EHE.01 ML:1.8 0.00013801456500000002 0.256 AML other m 2018-03-13T22:42:03.44
IV.CRMI.HNN. ML:1.9 0.00015584760000000002 0.4736 AML other m 2018-03-13T22:42:05.02
IV.CRMI.HNE. ML:1.8 0.00011636019 0.1792 AML other m 2018-03-13T22:42:04.05
IV.SFI.HNE. ML:2.4 0.00040346634999999996 0.6656 AML other m 2018-03-13T22:42:03.53
IV.MGAB.HNN. ML:2.0 0.00016542245 0.2176 AML other m 2018-03-13T22:42:08.93
IV.MGAB.HNE. ML:2.0 0.00014870849999999998 0.256 AML other m 2018-03-13T22:42:10.04
IV.MAGO.HHE. ML:2.1 0.00021028495000000003 0.2688 AML other m 2018-03-13T22:42:03.71
IV.MAGO.HHN. ML:2.0 0.00018267985 0.1408 AML other m 2018-03-13T22:42:04.26
IV.APEC.HNN. ML:2.7 0.0007633666999999999 1.088 AML other m 2018-03-13T22:42:00.58
IV.CPGN.HNN. ML:2.4 0.00031970705 1.2416 AML other m 2018-03-13T22:42:22.57
IV.CPGN.EHN. ML:2.1 0.00016802914999999998 0.3072 AML other m 2018-03-13T22:42:12.36
IV.CPGN.HNE. ML:2.1 0.00017097774999999998 1.0112 AML other m 2018-03-13T22:42:21.16
IV.CPGN.EHE. ML:2.1 0.0001694267 0.4608 AML other m 2018-03-13T22:42:15.17
IV.BRIS.HHE. ML:2.3 0.00021865709999999998 0.512 AML other m 2018-03-13T22:42:19.12
IV.BRIS.HNN. ML:2.4 0.0002627873 0.512 AML other m 2018-03-13T22:42:27.51
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