Earthquake with magnitude of ML 1.2 on date 06-10-2019 and time 14:11:48 (Italy) in region 3 km E Abbadia San Salvatore (SI)

A magnitude ML 1.2 earthquake occured in region: 3 km E Abbadia San Salvatore (SI), on

  • 06-10-2019 12:11:48 (UTC)
  • 06-10-2019 14:11:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.87, 11.71 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
Castell'Azzara GR 11 1476 13247
Santa Fiora GR 11 2622 15869
San Casciano dei Bagni SI 13 1632 17501
Arcidosso GR 14 4285 21786
Seggiano GR 14 961 22747
Castel del Piano GR 14 4690 27437
Proceno VT 16 557 27994
Castiglione d'Orcia SI 17 2346 30340
Sarteano SI 18 4717 35057
Cetona SI 19 2755 37812
Acquapendente VT 19 5506 43318
Roccalbegna GR 19 1044 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)
68 Km S of Arezzo (99543 inhabitants)
81 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
Rev 1000 ML 1.2 2019-10-06
12:11:48
42.87 11.71 9 2020-02-28
16:42:16
Bollettino Sismico Italiano INGV 75075551
Rev 100 ML 1.2 2019-10-06
12:11:48
42.87 11.72 9 2019-10-06
12:24:15
Sala Sismica INGV-Roma 73083211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-06 12:11:48 ± 0.19
Latitude 42.87 ± 0.01
Longitude 11.71 ± 0.01
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 75075551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1342
Semi-minor axis of confidence ellipse (meter) 856
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 184
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.02428
Epicentral distance of station farthest from the epicenter (degree) 0.29588
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 75075551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-29 08:26:49

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 73083211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-06 12:24:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MGAB.HHZ. 2019-10-06T12:11:59.45 0.6 undecidable manual S 82 0.2959 50 -0.51 43
IV.ARCI.HHZ. 2019-10-06T12:11:55.84 0.6 undecidable manual S 263 0.1745 115 0.14 48
IV.MGAB.HHZ. 2019-10-06T12:11:54.80 0.3 undecidable manual P 82 0.2959 50 -0.23 69
TV.SF14.HHN. 2019-10-06T12:11:54.09 0.6 undecidable manual S 211 0.1376 121 -0.35 47
IV.LATE.HHZ. 2019-10-06T12:11:54.51 0.1 undecidable manual P 165 0.268 107 0.01 97
IV.SACS.HHZ. 2019-10-06T12:11:54.64 0.6 undecidable manual S 99 0.1466 119 -0.11 49
IV.ARCI.HHZ. 2019-10-06T12:11:53.21 0.1 undecidable manual P 263 0.1745 115 0.65 84
TV.SF01.EHE. 2019-10-06T12:11:53.03 0.3 undecidable manual S 241 0.125 123 -0.99 55
TV.SF13.HHZ. 2019-10-06T12:11:53.00 0.6 undecidable manual S 231 0.0863 133 0.14 49
IV.SACS.HHZ. 2019-10-06T12:11:52.26 0.1 undecidable manual P 99 0.1466 119 0.24 95
TV.SF04.EHZ. 2019-10-06T12:11:52.11 0.6 undecidable manual S 225 0.0531 147 0.09 50
IV.MCIV.CHZ. 2019-10-06T12:11:52.88 0.6 undecidable manual S 195 0.0971 130 -0.3 47
TV.SF03.EHE. 2019-10-06T12:11:52.46 0.6 undecidable manual S 195 0.0728 138 -0.02 50
TV.SF03.EHE. 2019-10-06T12:11:51.11 0.1 undecidable manual P 195 0.0728 138 0.4 93
TV.SF13.HHZ. 2019-10-06T12:11:51.36 0.1 undecidable manual P 231 0.0863 133 0.43 92
IV.MCIV.CHZ. 2019-10-06T12:11:51.44 0.1 undecidable manual P 195 0.0971 130 0.33 94
TV.SF14.HHN. 2019-10-06T12:11:51.84 0.1 undecidable manual P 211 0.1376 121 0 100
TV.SF04.EHZ. 2019-10-06T12:11:50.90 0.1 undecidable manual P 225 0.0531 147 0.46 92
TV.SF01.EHE. 2019-10-06T12:11:50.94 0.1 undecidable manual P 241 0.125 123 -0.65 85
TV.SF11.HHN. 2019-10-06T12:11:50.80 0.6 undecidable manual S 260 0.0243 163 -0.75 42
TV.SF11.HHN. 2019-10-06T12:11:49.85 0.1 undecidable manual P 260 0.0243 163 -0.32 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
TV.SF04.EHN. ML:2.1 0.001999735 0.2432 AML other m 2019-10-06T12:11:52.59
TV.SF04.EHE. ML:1.8 0.001120154 0.16 AML other m 2019-10-06T12:11:53.09
IV.MCIV.CHN. ML:1.5 0.0004360869 0.16 AML other m 2019-10-06T12:11:53.33
IV.MCIV.CHE. ML:1.4 0.00032369375 0.128 AML other m 2019-10-06T12:11:53.58
IV.SACS.HNE. ML:1.1 0.00011218659 0.4224 AML other m 2019-10-06T12:11:56.46
IV.SACS.HHE. ML:0.9 7.6475245E-5 0.16 AML other m 2019-10-06T12:11:56.52
IV.ARCI.HHN. ML:1 8.0920105E-5 0.2624 AML other m 2019-10-06T12:11:57.23
IV.ARCI.HHE. ML:0.9 6.7176005E-5 0.1024 AML other m 2019-10-06T12:11:57.23
IV.MGAB.HHN. ML:1 4.4936925E-5 1.84 AML other m 2019-10-06T12:12:01.01
IV.MGAB.HNN. ML:1 4.4602305E-5 1.84 AML other m 2019-10-06T12:12:01.93
IV.MGAB.HHE. ML:0.8 2.8336175E-5 0.16 AML other m 2019-10-06T12:12:01.08
IV.LATE.HHN. ML:1.5 0.000167617085 0.1024 AML other m 2019-10-06T12:12:01.20
IV.LATE.HHE. ML:1.3 0.000106806775 0.1344 AML other m 2019-10-06T12:12:01.61
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download