Earthquake with magnitude of ML 1.1 on date 06-10-2019 and time 14:10:50 (Italy) in region 3 km E Abbadia San Salvatore (SI)

A magnitude ML 1.1 earthquake occured in region: 3 km E Abbadia San Salvatore (SI), on

  • 06-10-2019 12:10:50 (UTC)
  • 06-10-2019 14:10:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8750, 11.7090 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
Abbadia San Salvatore SI 3 6444 6444
Piancastagnaio SI 3 4230 10674
Radicofani SI 5 1097 11771
Santa Fiora GR 11 2622 14393
Castell'Azzara GR 11 1476 15869
Seggiano GR 14 961 16830
San Casciano dei Bagni SI 14 1632 18462
Arcidosso GR 14 4285 22747
Castel del Piano GR 14 4690 27437
Castiglione d'Orcia SI 16 2346 29783
Proceno VT 16 557 30340
Sarteano SI 18 4717 35057
Cetona SI 19 2755 37812
Roccalbegna GR 19 1044 38856
Acquapendente VT 19 5506 44362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km E of Grosseto (82087 inhabitants)
58 Km SE of Siena (53903 inhabitants)
60 Km NW of Viterbo (67173 inhabitants)
61 Km W of Perugia (166134 inhabitants)
67 Km S of Arezzo (99543 inhabitants)
82 Km W of Foligno (57155 inhabitants)
84 Km W of Terni (111501 inhabitants)
87 Km N of Civitavecchia (52991 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 1.1 2019-10-06
12:10:50
42.8747 11.7088 9 2020-02-28
16:42:16
Bollettino Sismico Italiano INGV 75075521
Reviewed
Rev100
ML 1.0 2019-10-06
12:10:50
42.8703 11.7037 7 2019-10-06
12:20:36
Sala Sismica INGV-Roma 73083191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-06 12:10:50 ± 0.17
Latitude 42.8747 ± 0.0117
Longitude 11.7088 ± 0.0098
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 75075521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1204
Semi-minor axis of confidence ellipse (meter) 803
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
Circular confidence region, given by single value of horizontal uncertainty (meter) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 75075521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-29 08:25:57

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 73083191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-06 12:20:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ECTS.EHZ. 2019-10-06T12:12:22.90 3.0 negative manual Pg 12.6 0
AC.VLO.HHZ. 2019-10-06T12:12:16.53 3.0 undecidable manual Pn -0.33 0
IV.OVO.HHZ. 2019-10-06T12:12:11.49 3.0 undecidable manual Sn 0.36 0
CH.MUGIO.HHZ. 2019-10-06T12:12:03.04 3.0 undecidable manual Sg -1.87 0
IV.SLCN.HHZ. 2019-10-06T12:11:58.68 3.0 negative manual Pg 13.92 0
IV.VAGA.HHZ. 2019-10-06T12:11:58.26 3.0 undecidable manual Sn -0.1 0
RD.PGF.BHZ. 2019-10-06T12:11:46.22 3.0 undecidable manual Sg 6.62 0
OX.CIMO.HHZ. 2019-10-06T12:11:45.63 3.0 undecidable manual Sn -9.99 0
SL.LJU.BHZ. 2019-10-06T12:11:33.32 3.0 positive manual Pg 0.87 0
IV.MGAB.HHZ. 2019-10-06T12:11:01.91 0.6 undecidable manual S 83 33.0447 50 -0.37 45
IV.ARCI.HHZ. 2019-10-06T12:10:58.06 0.6 undecidable manual S 263 19.1697 115 0.25 48
IV.SACS.HHZ. 2019-10-06T12:10:57.13 0.6 undecidable manual S 100 16.5723 118 0.12 49
IV.MGAB.HHZ. 2019-10-06T12:10:57.02 0.3 undecidable manual P 83 33.0447 50 -0.28 69
TV.SF14.HHN. 2019-10-06T12:10:56.25 0.6 undecidable manual S 210 15.2736 120 -0.38 47
IV.LATE.HHZ. 2019-10-06T12:10:56.84 0.1 undecidable manual P 165 29.9478 106 0.09 97
IV.ARCI.HHZ. 2019-10-06T12:10:55.30 0.1 undecidable manual P 263 19.1697 115 0.58 87
TV.SF01.EHZ. 2019-10-06T12:10:55.19 0.6 undecidable manual S 240 13.7751 123 -0.96 38
TV.SF13.HHZ. 2019-10-06T12:10:55.19 0.6 undecidable manual S 229 9.5793 133 0.18 49
IV.MCIV.CHZ. 2019-10-06T12:10:55.04 0.6 undecidable manual S 194 10.9779 129 -0.34 47
TV.SF03.EHE. 2019-10-06T12:10:54.61 0.6 undecidable manual S 193 8.1807 137 -0.06 50
IV.SACS.HHZ. 2019-10-06T12:10:54.47 0.3 undecidable manual P 100 16.5723 118 0.21 72
TV.SF04.EHZ. 2019-10-06T12:10:54.32 0.6 undecidable manual S 222 5.8941 146 0.16 50
TV.SF13.HHZ. 2019-10-06T12:10:53.48 0.1 undecidable manual P 229 9.5793 133 0.38 94
IV.MCIV.CHZ. 2019-10-06T12:10:53.59 0.1 undecidable manual P 194 10.9779 129 0.28 96
TV.SF01.EHZ. 2019-10-06T12:10:53.10 0.1 undecidable manual P 240 13.7751 123 -0.66 85
TV.SF14.HHN. 2019-10-06T12:10:53.99 0.1 undecidable manual P 210 15.2736 120 -0.05 100
TV.SF03.EHE. 2019-10-06T12:10:53.27 0.1 undecidable manual P 193 8.1807 137 0.36 95
TV.SF11.HHN. 2019-10-06T12:10:52.04 0.1 undecidable manual P 255 2.4975 164 -0.29 97
TV.SF04.EHZ. 2019-10-06T12:10:52.89 0.1 undecidable manual P 222 5.8941 146 0.28 97
TV.SF11.HHN. 2019-10-06T12:10:52.91 0.6 undecidable manual S 255 2.4975 164 -0.76 42
IV.PE3.EHZ. 2019-10-06T12:10:49.29 3.0 undecidable manual P -6.97 0
IV.ASQU.HHZ. 2019-10-06T12:10:41.36 3.0 negative manual P -9.26 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
TV.SF04.EHN. ML:1.6 0.0008354899499999999 0.2816 AML other m 2019-10-06T12:10:54.62
TV.SF04.EHE. ML:1.3 0.00035951855 0.1216 AML other m 2019-10-06T12:10:54.86
TV.SF01.EHN. ML:0.9 0.000079618225 0.2176 AML other m 2019-10-06T12:10:55.51
IV.MCIV.CHN. ML:1.2 0.00021474130000000003 0.1216 AML other m 2019-10-06T12:10:55.65
IV.MCIV.CHE. ML:1.1 0.000159839505 0.1088 AML other m 2019-10-06T12:10:55.73
TV.SF01.EHE. ML:1.3 0.000198156 0.384 AML other m 2019-10-06T12:10:56.92
IV.SACS.HHE. ML:0.5 0.000030604895 0.1152 AML other m 2019-10-06T12:10:58.59
IV.ARCI.HHE. ML:0.5 0.00002609444 0.3392 AML other m 2019-10-06T12:10:58.95
IV.ARCI.HHN. ML:0.6 0.00003142506 0.1216 AML other m 2019-10-06T12:10:59.33
IV.SACS.HHN. ML:0.6 0.000037756755 0.48 AML other m 2019-10-06T12:11:01.39
IV.LATE.HHE. ML:1.0 0.000045364165 0.2176 AML other m 2019-10-06T12:11:04.63
IV.LATE.HHN. ML:1.2 0.00006885553999999999 0.16 AML other m 2019-10-06T12:11:04.78
IV.SACS.HNN. ML:1.0 0.000085599855 1.2 AML other m 2019-10-06T12:11:05.76
IV.SACS.HNE. ML:1.1 0.00010714019 1.0048 AML other m 2019-10-06T12:11:07.31
IV.ARCI.HNE. ML:1.2 0.0001395064 0.8256 AML other m 2019-10-06T12:11:08.64
IV.ARCI.HNN. ML:1.3 0.00014826596 1.0048 AML other m 2019-10-06T12:11:13.96
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