Earthquake with magnitude of ML 1.4 on date 07-07-2019 and time 12:37:45 (Italy) in region 4 km SE Colle di Val d'Elsa (SI)

A magnitude ML 1.4 earthquake occured in region: 4 km SE Colle di Val d'Elsa (SI), on

  • 07-07-2019 10:37:45 (UTC)
  • 07-07-2019 12:37:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3970, 11.1620 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 5 21620 21620
Monteriggioni SI 5 9810 31430
Poggibonsi SI 8 29196 60626
Casole d'Elsa SI 11 3897 64523
San Gimignano SI 12 7820 72343
Castellina in Chianti SI 13 2859 75202
Sovicille SI 14 10116 85318
Barberino Val d'Elsa FI 16 4386 89704
Siena SI 16 53903 143607
Radicondoli SI 18 914 144521
Tavarnelle Val di Pesa FI 18 7800 152321
Certaldo FI 19 16121 168442
Radda in Chianti SI 20 1613 170055

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of Siena (53903 inhabitants)
40 Km S of Scandicci (50609 inhabitants)
42 Km S of Firenze (382808 inhabitants)
54 Km S of Prato (191150 inhabitants)
59 Km W of Arezzo (99543 inhabitants)
63 Km SE of Pistoia (90315 inhabitants)
71 Km SE of Pisa (89158 inhabitants)
71 Km N of Grosseto (82087 inhabitants)
71 Km E of Livorno (159219 inhabitants)
73 Km SE of Lucca (89046 inhabitants)
90 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 2019-07-07
10:37:45
43.3973 11.1623 9 2019-07-07
10:52:57
Sala Sismica INGV-Roma 70323331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-07 10:37:45 ± 0.11
Latitude 43.3973 ± 0.0072
Longitude 11.1623 ± 0.0235
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 70323331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2073
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 111
Circular confidence region, given by single value of horizontal uncertainty (meter) 2070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 12
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60704
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 70323331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-07 10:52:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.PDG.HHZ. 2019-07-07T10:39:13.29 3.0 negative manual Pg 20.389999 0
IT.VNF1.HGZ. 2019-07-07T10:39:02.98 3.0 undecidable manual Sg 10.35 0
IV.TRIV.HHZ. 2019-07-07T10:39:02.01 3.0 undecidable manual Sg 6.94 0
IV.MILN.HNZ. 2019-07-07T10:39:01.04 3.0 undecidable manual Sg 19.709999 0
IV.MTMR.HNZ. 2019-07-07T10:38:58.34 3.0 undecidable manual Sn -9.99 0
IV.MBAL.EHZ. 2019-07-07T10:38:56.00 3.0 undecidable manual Sg 17.77 0
MN.VAE.HHZ. 2019-07-07T10:38:53.09 3.0 undecidable manual Pn -4.61 0
IV.ALJA.HHZ. 2019-07-07T10:38:53.63 3.0 undecidable manual Pn 1.6 0
IV.EUCT.HNZ. 2019-07-07T10:38:53.85 3.0 undecidable manual Sg 16.08 0
OX.CGRP.HHZ. 2019-07-07T10:38:52.39 3.0 undecidable manual Sg 9.55 0
OX.CIMO.HHZ. 2019-07-07T10:38:48.21 3.0 undecidable manual Sn -5.65 0
IV.ZONE.HHZ. 2019-07-07T10:38:48.86 3.0 undecidable manual Sn 7.62 0
IV.POFI.HHZ. 2019-07-07T10:38:46.93 3.0 undecidable manual Sg 1.44 0
GU.ENR.HHZ. 2019-07-07T10:38:33.13 3.0 undecidable manual Pg 22.940001 0
IV.VIVA.HHZ. 2019-07-07T10:38:30.34 3.0 undecidable manual Sn -5.49 0
IV.VBKN.HHZ. 2019-07-07T10:38:29.59 3.0 positive manual Pg 8.75 0
IV.GAVE.EHZ. 2019-07-07T10:38:26.28 3.0 undecidable manual Sg 0.33 0
IV.MMUR.HNZ. 2019-07-07T10:38:25.49 3.0 undecidable manual Sg 1.55 0
IV.MOMA.HHZ. 2019-07-07T10:38:25.64 3.0 undecidable manual Sg 3.61 0
IV.MODR.HHZ. 2019-07-07T10:38:24.89 3.0 undecidable manual Pg 10.29 0
IV.MTMR.HNZ. 2019-07-07T10:38:20.90 3.0 undecidable manual Pn -3.01 0
IV.NDIM.HHZ. 2019-07-07T10:38:17.72 3.0 undecidable manual Sn -6.54 0
IV.ZCCA.HHZ. 2019-07-07T10:38:17.07 3.0 undecidable manual Sn -0.17 0
IV.MF5.EHZ. 2019-07-07T10:38:16.22 3.0 undecidable manual Sn -9.99 0
IV.POFI.HHZ. 2019-07-07T10:38:11.10 3.0 undecidable manual Pg 2.26 0
IV.EUCT.HNZ. 2019-07-07T10:38:10.18 3.0 negative manual Pn 5.68 0
IT.SEI.HHZ. 2019-07-07T10:38:10.88 3.0 undecidable manual Sn 0
IV.ARVD.HHZ. 2019-07-07T10:38:09.43 3.0 undecidable manual Sn -9.99 0
IV.CPGN.EHZ. 2019-07-07T10:38:08.52 3.0 undecidable manual Sn -9.67 0
IT.ARCI.HHZ. 2019-07-07T10:38:08.53 3.0 undecidable manual P 0
IT.SEI.HHZ. 2019-07-07T10:38:08.72 3.0 undecidable manual P 0
IV.MOCL.EHE. 2019-07-07T10:38:06.24 0.3 undecidable manual S 1 67.377 50 -0.19 66
IV.VENT.EHZ. 2019-07-07T10:38:06.20 3.0 positive manual Pn -9.25 0
IV.LAV9.HNZ. 2019-07-07T10:38:05.55 3.0 undecidable manual Pg 1.84 0
IV.RUFI.EHE. 2019-07-07T10:38:03.37 0.6 undecidable manual S 30 56.2992 50 -0.08 46
IV.MOCL.EHE. 2019-07-07T10:37:58.06 0.1 undecidable manual P 1 67.377 50 0.47 83
IV.TRIF.CHE. 2019-07-07T10:37:58.27 0.3 undecidable manual S 214 37.7289 50 -0.23 69
IV.RUFI.EHE. 2019-07-07T10:37:55.68 0.1 undecidable manual P 30 56.2992 50 -0.19 90
IV.TRIF.CHE. 2019-07-07T10:37:53.24 0.1 undecidable manual P 214 37.7289 50 0.23 92
IV.FROS.CHZ. 2019-07-07T10:37:53.36 0.6 undecidable manual S 181 20.7681 113 -0.03 49
IV.OSSC.HHZ. 2019-07-07T10:37:51.32 0.6 undecidable manual S 26 15.5733 120 -0.44 46
IV.CSNT.HHZ. 2019-07-07T10:37:51.14 0.1 undecidable manual S 51 13.2756 124 0.04 100
IV.APEC.HHZ. 2019-07-07T10:37:50.58 3.0 undecidable manual P -3.02 0
IV.RIBO.EHZ.01 2019-07-07T10:37:50.33 3.0 positive manual P -0.71 0
IV.GAVE.EHZ. 2019-07-07T10:37:49.92 3.0 undecidable manual Pn -7.94 0
IV.CSNT.HHZ. 2019-07-07T10:37:49.00 0.1 positive manual P 51 13.2756 124 0.26 96
IV.OSSC.HHZ. 2019-07-07T10:37:49.05 0.1 positive manual P 26 15.5733 120 -0.07 99
IV.FROS.CHZ. 2019-07-07T10:37:49.90 0.3 negative manual P 181 20.7681 113 -0.17 72
IT.FIE.HGZ. 2019-07-07T10:37:45.41 3.0 undecidable manual P 0
IT.FIE.HGZ. 2019-07-07T10:37:45.49 3.0 undecidable manual S 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHN. ML:1.4 0.0002575 0.56 AML other m 2019-07-07T10:37:51.25
IV.CSNT.HHE. ML:1.2 0.0001815 0.54 AML other m 2019-07-07T10:37:51.54
IV.OSSC.HHE. ML:1.2 0.00014150000000000002 0.32 AML other m 2019-07-07T10:37:51.77
IV.OSSC.HHN. ML:1.0 0.00010499999999999999 0.72 AML other m 2019-07-07T10:37:51.43
IV.FROS.CHN. ML:1.2 0.0001315 0.44 AML other m 2019-07-07T10:37:53.77
IV.FROS.CHE. ML:1.4 0.000186 0.5 AML other m 2019-07-07T10:37:54.54
IV.SEI.HHE. ML:1.5 0.000049850000000000006 0.94 AML other m 2019-07-07T10:38:11.77
IV.SEI.HHN. ML:1.5 0.0000471 0.68 AML other m 2019-07-07T10:38:11.54
IV.APEC.HHN. ML:1.5 0.000031 0.52 AML other m 2019-07-07T10:38:37.71
IV.APEC.HHE. ML:1.6 0.00004165 1.22 AML other m 2019-07-07T10:38:38.08
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
Waveforms Seismic signals in miniseed + resp format not available