Earthquake with magnitude of ML 1.4 on date 17-11-2019 and time 23:38:58 (Italy) in region 2 km E Colle di Val d'Elsa (SI)

A magnitude ML 1.4 earthquake occured in region: 2 km E Colle di Val d'Elsa (SI), on

  • 17-11-2019 22:38:58 (UTC)
  • 17-11-2019 23:38:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4210, 11.1440 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Colle di Val d'Elsa SI 2 21620 21620
Poggibonsi SI 5 29196 50816
Monteriggioni SI 7 9810 60626
San Gimignano SI 10 7820 68446
Casole d'Elsa SI 12 3897 72343
Castellina in Chianti SI 13 2859 75202
Barberino Val d'Elsa FI 14 4386 79588
Tavarnelle Val di Pesa FI 16 7800 87388
Certaldo FI 16 16121 103509
Sovicille SI 17 10116 113625
Siena SI 19 53903 167528
Radicondoli SI 20 914 168442

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Siena (53903 inhabitants)
38 Km S of Scandicci (50609 inhabitants)
40 Km S of Firenze (382808 inhabitants)
51 Km S of Prato (191150 inhabitants)
60 Km SE of Pistoia (90315 inhabitants)
60 Km W of Arezzo (99543 inhabitants)
68 Km E of Pisa (89158 inhabitants)
69 Km E of Livorno (159219 inhabitants)
70 Km SE of Lucca (89046 inhabitants)
73 Km N of Grosseto (82087 inhabitants)
87 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
Reviewed
Rev100
ML 1.4 2019-11-17
22:38:58
43.4208 11.1437 9 2019-11-17
22:45:32
Sala Sismica INGV-Roma 73900851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-17 22:38:58 ± 0.09
Latitude 43.4208 ± 0.0063
Longitude 11.1437 ± 0.0149
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73900851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1259
Semi-minor axis of confidence ellipse (meter) 386
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 114
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.11871
Epicentral distance of station farthest from the epicenter (degree) 0.53959
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 73900851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-17 22:45:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2019-11-17T22:39:17.35 0.6 undecidable manual P 52.9026 9.04 0
IV.MPPT.EHZ. 2019-11-17T22:39:17.67 0.6 undecidable manual S 356 59.6958 50 0.39 43
IV.RUFI.EHZ. 2019-11-17T22:39:15.97 0.3 undecidable manual S 32 54.8007 50 -0.01 70
IV.MAGO.CHZ. 2019-11-17T22:39:12.19 0.3 undecidable manual S 247 42.4242 50 -0.5 64
IV.TRIF.CHZ. 2019-11-17T22:39:11.39 0.3 undecidable manual S 210 39.1275 50 -0.41 66
IV.MPPT.EHZ. 2019-11-17T22:39:09.43 0.6 undecidable manual P 356 59.6958 50 0.07 45
IV.PII.HHE. 2019-11-17T22:39:09.86 0.6 undecidable manual P 304 59.8956 50 0.47 42
IV.RUFI.EHZ. 2019-11-17T22:39:08.72 0.6 undecidable manual P 32 54.8007 50 0.12 45
IV.FROS.CHZ. 2019-11-17T22:39:07.54 0.6 undecidable manual S 178 23.4543 112 0.25 47
IV.MAGO.CHZ. 2019-11-17T22:39:06.84 0.6 undecidable manual P 247 42.4242 50 0.14 46
IV.TRIF.CHZ. 2019-11-17T22:39:06.34 0.6 undecidable manual P 210 39.1275 50 0.16 46
IV.OSSC.HHZ. 2019-11-17T22:39:04.10 0.3 undecidable manual S 36 14.0748 124 -0.29 71
IV.FROS.CHZ. 2019-11-17T22:39:03.93 0.3 positive manual P 178 23.4543 112 0.35 69
IV.CSNT.HHZ. 2019-11-17T22:39:03.85 0.3 undecidable manual S 64 13.1757 126 -0.28 71
IV.CSNT.HHZ. 2019-11-17T22:39:01.81 0.1 positive manual P 64 13.1757 126 0.05 99
IV.OSSC.HHZ. 2019-11-17T22:39:01.91 0.1 positive manual P 36 14.0748 124 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHE. ML:1.5 0.0003275 0.5 AML other m 2019-11-17T22:39:04.03
IV.OSSC.HNN. ML:1.5 0.0003265 0.42 AML other m 2019-11-17T22:39:04.34
IV.OSSC.HNE. ML:1.4 0.00028300000000000005 1.08 AML other m 2019-11-17T22:39:04.96
IV.OSSC.HHN. ML:1.4 0.000246 0.42 AML other m 2019-11-17T22:39:04.55
IV.OSSC.HHE. ML:1.5 0.0003445 0.42 AML other m 2019-11-17T22:39:04.34
IV.CSNT.HHN. ML:1.4 0.00026250000000000004 0.12 AML other m 2019-11-17T22:39:03.91
IV.FROS.CHE. ML:1.3 0.00012010005 0.2944 AML other m 2019-11-17T22:39:08.67
IV.FROS.CHN. ML:1.3 0.00013630545 3.3408 AML other m 2019-11-17T22:39:07.88
IV.RUFI.EHE. ML:1.4 0.000052698305000000004 2.1632 AML other m 2019-11-17T22:39:17.25
IV.RUFI.EHN. ML:1.3 0.00004686518 2.56 AML other m 2019-11-17T22:39:16.03
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