Earthquake with magnitude of ML 0.7 on date 03-07-2019 and time 21:48:17 (Italy) in region 6 km E Castelnuovo di Val di Cecina (PI)

A magnitude ML 0.7 earthquake occured in region: 6 km E Castelnuovo di Val di Cecina (PI), on

  • 03-07-2019 19:48:17 (UTC)
  • 03-07-2019 21:48:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1940, 10.9840 at 10 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
Castelnuovo di Val di Cecina PI 7 2231 2231
Montieri GR 7 1204 3435
Radicondoli SI 9 914 4349
Chiusdino SI 10 1903 6252
Monterotondo Marittimo GR 12 1371 7623
Pomarance PI 15 5897 13520
Monticiano SI 17 1571 15091
Casole d'Elsa SI 17 3897 18988
Massa Marittima GR 18 8375 27363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Siena (53903 inhabitants)
49 Km N of Grosseto (82087 inhabitants)
65 Km S of Scandicci (50609 inhabitants)
68 Km SE of Livorno (159219 inhabitants)
68 Km SW of Firenze (382808 inhabitants)
75 Km SE of Pisa (89158 inhabitants)
77 Km S of Prato (191150 inhabitants)
79 Km W of Arezzo (99543 inhabitants)
82 Km SE of Lucca (89046 inhabitants)
83 Km S of Pistoia (90315 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
Reviewed
Rev100
ML 0.7 2019-07-03
19:48:17
43.1937 10.9843 10 2019-07-03
19:54:18
Sala Sismica INGV-Roma 70171671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-03 19:48:17 ± 0.17
Latitude 43.1937 ± 0.0108
Longitude 10.9843 ± 0.0136
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 70171671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1157
Semi-minor axis of confidence ellipse (meter) 1113
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 123
Circular confidence region, given by single value of horizontal uncertainty (meter) 1160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41189
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 70171671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-03 19:54:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CASP.HHZ. 2019-07-03T19:48:32.51 0.3 undecidable manual S 192 45.7209 50 -0.26 70
IV.MAGO.CHZ. 2019-07-03T19:48:27.64 0.6 undecidable manual S 289 27.8499 50 -0.34 47
IV.CASP.HHZ. 2019-07-03T19:48:26.75 0.1 undecidable manual P 192 45.7209 50 0.27 93
IV.RIBO.EHZ.01 2019-07-03T19:48:23.89 3.0 positive manual P 0 0
IV.FROS.CHZ. 2019-07-03T19:48:23.36 0.6 undecidable manual S 83 13.9749 126 -0.54 46
IV.MAGO.CHZ. 2019-07-03T19:48:23.79 0.1 undecidable manual P 289 27.8499 50 0.07 100
IV.TRIF.CHZ. 2019-07-03T19:48:22.75 0.6 undecidable manual S 217 10.9779 133 -0.34 49
IV.TRIF.CHZ. 2019-07-03T19:48:21.20 0.3 undecidable manual P 217 10.9779 133 0.31 73
IV.FROS.CHZ. 2019-07-03T19:48:21.56 0.1 undecidable manual P 83 13.9749 126 0.2 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.CHE. ML:0.8 0.00008405 0.22 AML other m 2019-07-03T19:48:23.27
IV.TRIF.CHN. ML:1.0 0.0001042 0.2 AML other m 2019-07-03T19:48:23.46
IV.FROS.CHE. ML:0.5 0.000032500000000000004 0.8 AML other m 2019-07-03T19:48:24.34
IV.FROS.CHN. ML:0.7 0.0000485 0.16 AML other m 2019-07-03T19:48:24.45
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