Earthquake with magnitude of ML 1.9 on date 13-01-2020 and time 16:19:26 (UTC) in region 5 km SE Castellina in Chianti (SI)

A magnitude ML 1.9 earthquake occured in region: 5 km SE Castellina in Chianti (SI), on

  • 13-01-2020 16:19:26 (UTC)
  • 13-01-2020 17:19:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4390, 11.3270 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castellina in Chianti SI 5 2859 2859
Radda in Chianti SI 7 1613 4472
Gaiole in Chianti SI 9 2758 7230
Monteriggioni SI 10 9810 17040
Siena SI 13 53903 70943
Poggibonsi SI 15 29196 100139
Greve in Chianti FI 16 13862 114001
Cavriglia AR 16 9614 123615
Colle di Val d'Elsa SI 17 21620 145235
Barberino Val d'Elsa FI 17 4386 149621
Castelnuovo Berardenga SI 18 9097 158718
Tavarnelle Val di Pesa FI 18 7800 166518
Sovicille SI 19 10116 176634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Siena (53903 inhabitants)
37 Km S of Firenze (382808 inhabitants)
38 Km SE of Scandicci (50609 inhabitants)
45 Km W of Arezzo (99543 inhabitants)
53 Km SE of Prato (191150 inhabitants)
64 Km SE of Pistoia (90315 inhabitants)
77 Km N of Grosseto (82087 inhabitants)
80 Km SE of Lucca (89046 inhabitants)
81 Km E of Pisa (89158 inhabitants)
83 Km E of Livorno (159219 inhabitants)
94 Km W of Perugia (166134 inhabitants)
99 Km E 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 1.9 2020-01-13
16:19:26
43.4387 11.3268 8 2020-07-18
21:08:23
Bollettino Sismico Italiano INGV 77024581
Reviewed
Rev100
ML 2.0 2020-01-13
16:19:26
43.4373 11.3277 8 2020-01-13
16:44:59
Sala Sismica INGV-Roma 75518011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-13 16:19:26 ± 0.06
Latitude 43.4387 ± 0.0027
Longitude 11.3268 ± 0.0062
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77024581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 286
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.04317
Epicentral distance of station farthest from the epicenter (degree) 0.78601
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 75518011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-13 16:44:59

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 77024581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-04 13:59:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SEI.HHZ. 2020-01-13T16:19:48.60 0.3 undecidable manual S 2 68.376 50 0.28 63
IV.MPPT.EHZ. 2020-01-13T16:19:46.30 0.6 undecidable manual S 342 60.5949 50 0.04 45
IV.ASQU.HHN. 2020-01-13T16:19:44.50 0.6 undecidable manual S 43 54.4011 50 -0.09 45
IV.MAGO.CHE. 2020-01-13T16:19:44.90 0.6 undecidable manual S 251 56.9985 50 -0.4 42
IV.CRE.HHN. 2020-01-13T16:19:44.50 0.6 undecidable manual S 68 54.1014 50 -0.02 46
IV.RINC.HHZ. 2020-01-13T16:19:44.50 0.6 undecidable manual S 24 54.501 50 -0.13 45
IV.CRMI.HHZ. 2020-01-13T16:19:43.40 0.6 undecidable manual S 325 48.4182 50 0.39 43
IV.ATVO.HHZ. 2020-01-13T16:19:42.43 0.6 undecidable manual P 94 87.246 50 0.23 41
IV.RUFI.EHE. 2020-01-13T16:19:42.20 0.3 undecidable manual S 18 46.62 50 -0.34 65
IV.TRIF.CHN. 2020-01-13T16:19:42.90 0.6 undecidable manual S 224 49.617 50 -0.44 42
IV.PARC.HHZ. 2020-01-13T16:19:41.03 0.3 undecidable manual P 72 76.9674 50 0.42 60
TV.SF01.EHZ. 2020-01-13T16:19:39.88 1.0 undecidable manual P 165 72.0723 50 0.01 22
IV.PII.HHZ. 2020-01-13T16:19:39.64 0.6 undecidable manual P 296 71.6727 50 -0.16 43
TV.SF04.EHZ. 2020-01-13T16:19:39.94 0.3 undecidable manual P 158 72.1722 50 0.07 66
IV.SEI.HHZ. 2020-01-13T16:19:39.42 0.3 undecidable manual P 2 68.376 50 0.14 65
IV.RONT.HHZ. 2020-01-13T16:19:38.68 1.0 undecidable manual P 8 62.0934 50 0.35 21
IV.MPPT.EHZ. 2020-01-13T16:19:38.15 0.3 undecidable manual P 342 60.5949 50 0.05 67
IV.MAGO.CHE. 2020-01-13T16:19:37.81 0.3 undecidable manual P 251 56.9985 50 0.27 65
IV.RINC.HHZ. 2020-01-13T16:19:37.04 0.3 undecidable manual P 24 54.501 50 -0.12 67
IV.FROS.CHZ. 2020-01-13T16:19:37.30 0.3 undecidable manual S 209 28.8489 106 -0.05 71
IV.CRE.HHN. 2020-01-13T16:19:36.65 0.6 undecidable manual P 68 54.1014 50 -0.44 42
IV.TRIF.CHN. 2020-01-13T16:19:36.42 0.3 undecidable manual P 224 49.617 50 0.01 69
IV.ASQU.HHN. 2020-01-13T16:19:36.94 0.6 undecidable manual P 43 54.4011 50 -0.19 44
IV.CRMI.HHZ. 2020-01-13T16:19:36.11 0.3 undecidable manual P 325 48.4182 50 -0.11 68
IV.RUFI.EHE. 2020-01-13T16:19:35.82 0.1 undecidable manual P 18 46.62 50 -0.13 91
IV.FROS.CHZ. 2020-01-13T16:19:33.20 0.1 undecidable manual P 209 28.8489 106 0.25 91
IV.OSSC.HHZ. 2020-01-13T16:19:32.00 0.3 undecidable manual S 325 11.4774 125 0.2 71
IV.OSSC.HHZ. 2020-01-13T16:19:29.90 0.1 negative manual P 325 11.4774 125 0.15 96
IV.CSNT.HHZ. 2020-01-13T16:19:29.70 0.3 undecidable manual S 322 4.7952 149 -0.49 68
IV.CSNT.HHZ. 2020-01-13T16:19:28.81 0.1 undecidable manual P 322 4.7952 149 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHN. ML:0.0 0.0032848275000000003 0.3328 AML other m 2020-01-13T16:19:29.98
IV.CSNT.HHE. ML:0.0 0.002850256 0.1152 AML other m 2020-01-13T16:19:30.30
IV.OSSC.HHE. ML:2.2 0.0019478045000000002 0.128 AML other m 2020-01-13T16:19:32.38
IV.OSSC.HNE. ML:2.2 0.0021365085 0.3072 AML other m 2020-01-13T16:19:32.44
IV.OSSC.HNN. ML:2.2 0.001968918 0.1408 AML other m 2020-01-13T16:19:32.37
IV.OSSC.HHN. ML:2.2 0.0021363184999999996 0.32 AML other m 2020-01-13T16:19:32.43
IV.FROS.CHE. ML:2.0 0.0005040168000000001 0.1408 AML other m 2020-01-13T16:19:38.08
IV.FROS.CHN. ML:1.9 0.00044656865 0.1536 AML other m 2020-01-13T16:19:37.95
IV.RINC.HHN. ML:1.5 0.00007352621500000001 0.4864 AML other m 2020-01-13T16:19:47.60
IV.RINC.HHE. ML:1.6 0.00008358157 0.6528 AML other m 2020-01-13T16:19:50.04
IV.MPPT.EHN. ML:1.6 0.00009232615499999999 0.256 AML other m 2020-01-13T16:19:48.04
IV.MPPT.EHE. ML:1.8 0.00014066875 0.5248 AML other m 2020-01-13T16:19:46.89
IV.PII.HHE. ML:1.8 0.0001117984 0.2176 AML other m 2020-01-13T16:19:50.94
IV.PII.HHN. ML:1.9 0.00011948412999999999 0.3456 AML other m 2020-01-13T16:19:50.96
TV.SF01.EHE. ML:2.0 0.0001807954 0.2432 AML other m 2020-01-13T16:19:52.84
TV.SF01.EHN. ML:2.1 0.00018969715 0.2816 AML other m 2020-01-13T16:19:53.66
TV.SF04.EHN. ML:2.0 0.0001499318 0.256 AML other m 2020-01-13T16:19:51.11
TV.SF04.EHE. ML:2.1 0.00019954180000000002 0.256 AML other m 2020-01-13T16:19:53.13
IV.PARC.HHE. ML:1.6 0.000063516055 0.384 AML other m 2020-01-13T16:19:56.22
IV.PARC.HHN. ML:1.6 0.000056175185 0.4096 AML other m 2020-01-13T16:19:52.83
IV.ATVO.HHE. ML:1.6 0.00004692872 0.384 AML other m 2020-01-13T16:19:59.48
IV.ATVO.HHN. ML:1.5 0.00004085284999999999 0.4992 AML other m 2020-01-13T16:20:01.36
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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