Earthquake with magnitude of ML 1.3 on date 01-10-2019 and time 02:14:38 (Italy) in region 6 km S Radicondoli (SI)

A magnitude ML 1.3 earthquake occured in region: 6 km S Radicondoli (SI), on

  • 01-10-2019 00:14:38 (UTC)
  • 01-10-2019 02:14:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2070, 11.0220 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
Radicondoli SI 6 914 914
Chiusdino SI 8 1903 2817
Montieri GR 8 1204 4021
Castelnuovo di Val di Cecina PI 9 2231 6252
Monticiano SI 15 1571 7823
Monterotondo Marittimo GR 15 1371 9194
Casole d'Elsa SI 15 3897 13091
Pomarance PI 16 5897 18988
Sovicille SI 19 10116 29104

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Siena (53903 inhabitants)
50 Km N of Grosseto (82087 inhabitants)
63 Km S of Scandicci (50609 inhabitants)
65 Km SW of Firenze (382808 inhabitants)
69 Km SE of Livorno (159219 inhabitants)
75 Km S of Prato (191150 inhabitants)
75 Km W of Arezzo (99543 inhabitants)
76 Km SE of Pisa (89158 inhabitants)
81 Km S of Pistoia (90315 inhabitants)
82 Km SE of Lucca (89046 inhabitants)
96 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 1.3 2019-10-01
00:14:38
43.207 11.0223 8 2020-02-28
16:41:57
Bollettino Sismico Italiano INGV 73391681
Reviewed
Rev100
ML 1.6 2019-10-01
00:14:38
43.212 11.0178 9 2019-10-01
00:39:10
Sala Sismica INGV-Roma 72934701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-01 00:14:38 ± 0.1
Latitude 43.2070 ± 0.0063
Longitude 11.0223 ± 0.0086
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 73391681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 803
Semi-minor axis of confidence ellipse (meter) 382
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 148
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58456
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 73391681
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-22 13:44:33

ML:1.6

Field Value
Value 1.6
Uncertainty 0.6
Num. used stations 7
Type of magnitude ML
Reference to an origin 72934701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-01 00:39:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CASP.HHE. 2019-10-01T00:14:54.30 0.1 undecidable manual S 195 47.9187 50 -0.39 91
IV.OSSC.HHE. 2019-10-01T00:14:52.40 0.1 undecidable manual S 27 39.4272 50 -0.04 99
IV.CSNT.HHZ. 2019-10-01T00:14:51.20 0.3 undecidable manual S 36 36.5412 50 -0.47 68
TV.SF13.HHN. 2019-10-01T00:14:50.66 0.1 undecidable manual P 131 64.8906 50 0.09 93
IV.MAGO.CHE. 2019-10-01T00:14:49.20 0.3 undecidable manual S 284 30.3474 105 -0.46 69
IV.CASP.HHE. 2019-10-01T00:14:48.30 0.1 positive manual P 195 47.9187 50 0.34 91
IV.CSNT.HHZ. 2019-10-01T00:14:46.31 0.1 positive manual P 36 36.5412 50 0.09 98
IV.OSSC.HHE. 2019-10-01T00:14:46.92 0.1 undecidable manual P 27 39.4272 50 0.26 95
IV.MAGO.CHE. 2019-10-01T00:14:45.34 0.1 undecidable manual P 284 30.3474 105 0.29 95
IV.TRIF.CHZ. 2019-10-01T00:14:44.10 0.1 undecidable manual S 223 14.0748 120 -0.28 98
IV.RIBO.EHZ.01 2019-10-01T00:14:43.83 3.0 undecidable manual S 0
IV.FROS.CHZ. 2019-10-01T00:14:43.10 0.1 undecidable manual S 88 10.7781 126 -0.34 98
IV.TRIF.CHZ. 2019-10-01T00:14:42.42 0.1 undecidable manual P 223 14.0748 120 0.41 96
IV.FROS.CHZ. 2019-10-01T00:14:41.69 0.1 positive manual P 88 10.7781 126 0.23 100
IV.RIBO.EHZ.01 2019-10-01T00:14:34.52 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FROS.CHN. ML:0.0 0.0003323642 0.152 AML other m 2019-10-01T00:14:43.54
IV.TRIF.CHE. ML:0.0 0.0005306761 0.256 AML other m 2019-10-01T00:14:45.18
IV.TRIF.CHN. ML:0.0 0.00039583289999999997 0.144 AML other m 2019-10-01T00:14:45.27
IV.FROS.CHE. ML:0.0 0.0002474875 0.752 AML other m 2019-10-01T00:14:45.58
IV.CSNT.HHE. ML:0.0 0.000032764345 3.48 AML other m 2019-10-01T00:14:54.57
IV.CSNT.HHN. ML:1.0 0.000037531465 3.68 AML other m 2019-10-01T00:14:51.47
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