Earthquake with magnitude of ML 2.0 on date 11-02-2014 and time 11:20:40 (UTC) in region 5 km NW Castelnuovo di Val di Cecina (PI)

A magnitude ML 2.0 earthquake occured in region: 5 km NW Castelnuovo di Val di Cecina (PI), on

  • 11-02-2014 11:20:40 (UTC)
  • 11-02-2014 12:20:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2360, 10.8580 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
Castelnuovo di Val di Cecina PI 5 2231 2231
Pomarance PI 7 5897 8128
Monterotondo Marittimo GR 10 1371 9499
Monteverdi Marittimo PI 13 758 10257
Radicondoli SI 15 914 11171
Montieri GR 17 1204 12375
Volterra PI 19 10519 22894
Casole d'Elsa SI 19 3897 26791
Montecatini Val di Cecina PI 20 1749 28540

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Siena (53903 inhabitants)
57 Km SE of Livorno (159219 inhabitants)
57 Km NW of Grosseto (82087 inhabitants)
64 Km SW of Scandicci (50609 inhabitants)
65 Km SE of Pisa (89158 inhabitants)
68 Km SW of Firenze (382808 inhabitants)
74 Km SE of Lucca (89046 inhabitants)
74 Km S of Prato (191150 inhabitants)
78 Km S of Pistoia (90315 inhabitants)
86 Km SE of Viareggio (62467 inhabitants)
87 Km W of Arezzo (99543 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 2.0 2014-02-11
11:20:40
43.2362 10.8577 9 2015-09-21
09:34:15
Bollettino Sismico Italiano INGV 8851851
Reviewed
Rev100
ML 2.0 2014-02-11
11:20:40
43.2342 10.8633 10 2014-10-21
12:08:56
Sala Sismica INGV-Roma 5505471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-02-11 11:20:40 ± 0.12
Latitude 43.2362 ± 0.0054
Longitude 10.8577 ± 0.0099
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 8851851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 780
Semi-minor axis of confidence ellipse (meter) 602
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 120
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.84716
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 5505471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-02-11 11:27:58

ML:2.0

Field Value
Value 2.0
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 8851851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-10-13 13:51:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2014-02-11T11:21:12.80 3.0 negative manual Pn 0.68 0
IV.CRMI.HHZ. 2014-02-11T11:21:00.18 0.6 undecidable manual S 9 62.7927 50 -0.28 44
IV.CASP.HHZ. 2014-02-11T11:20:56.88 0.6 undecidable manual S 179 49.4172 50 0 48
IV.MTCR.EHZ. 2014-02-11T11:20:56.57 0.3 undecidable manual P 7 88.6446 50 0.43 61
IV.BDI.HHE. 2014-02-11T11:20:56.92 0.6 undecidable manual P 347 94.0392 50 -0.05 44
GU.POPM.HHE. 2014-02-11T11:20:55.96 0.6 undecidable manual P 355 90.0432 50 -0.41 41
IV.RUFI.EHZ. 2014-02-11T11:20:55.97 0.3 undecidable manual P 38 84.8484 50 0.4 62
GU.MAIM.HHZ. 2014-02-11T11:20:54.68 0.1 undecidable manual P 339 80.7636 50 -0.25 86
IV.CSNT.HHZ. 2014-02-11T11:20:54.92 0.6 undecidable manual S 53 43.623 50 -0.42 44
IV.CRMI.HHZ. 2014-02-11T11:20:52.26 0.1 undecidable manual P 9 62.7927 50 0.09 92
IV.CASP.HHZ. 2014-02-11T11:20:50.17 0.3 undecidable manual P 179 49.4172 50 0.07 71
IV.CSNT.HHZ. 2014-02-11T11:20:49.31 0.1 undecidable manual P 53 43.623 50 0.09 95
IV.FROS.HHZ. 2014-02-11T11:20:49.72 0.3 undecidable manual S 97 24.2535 111 -0.17 73
IV.FROS.HHZ. 2014-02-11T11:20:46.28 0.1 undecidable manual P 97 24.2535 111 0.22 96
IV.TRIF.HHZ. 2014-02-11T11:20:46.39 0.3 undecidable manual S 165 13.9749 124 -0.29 72
IV.TRIF.HHZ. 2014-02-11T11:20:44.33 0.1 positive manual P 165 13.9749 124 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSNT.HHE. ML:1.4 0.0000738 0.94 AML other m 2014-02-11T11:20:55.67
IV.CSNT.HHN. ML:1.3 0.00006425 0.52 AML other m 2014-02-11T11:20:55.68
IV.FROS.HHE. ML:1.7 0.000337 1.52 AML other m 2014-02-11T11:20:50.99
IV.FROS.HHN. ML:1.7 0.00030649999999999997 0.7 AML other m 2014-02-11T11:20:51.68
IV.NRCA.HHE. ML:2.6 0.0001343 0.84 AML other m 2014-02-11T11:21:21.30
IV.NRCA.HHN. ML:2.7 0.0001585 1.02 AML other m 2014-02-11T11:21:21.26
IV.TRIF.HHN. ML:2.2 0.001795 0.1 AML other m 2014-02-11T11:20:46.96
IV.TRIF.HHE. ML:2.2 0.00183 1.26 AML other m 2014-02-11T11:20:47.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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