Earthquake with magnitude of ML 1.7 on date 06-03-2009 and time 07:33:29 (Italy) in region 5 km W Verghereto (FC)

A magnitude ML 1.7 earthquake occured in region: 5 km W Verghereto (FC), on

  • 06-03-2009 06:33:29 (UTC)
  • 06-03-2009 07:33:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7740, 11.9520 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
Verghereto FC 5 1907 1907
Chiusi della Verna AR 8 2023 3930
Bagno di Romagna FC 10 6026 9956
Pieve Santo Stefano AR 14 3183 13139
Chitignano AR 14 899 14038
Bibbiena AR 14 12241 26279
Caprese Michelangelo AR 15 1426 27705
Poppi AR 16 6160 33865
Castel Focognano AR 16 3149 37014
Casteldelci RN 17 407 37421
Pratovecchio Stia AR 19 5845 43266
Ortignano Raggiolo AR 19 878 44144
Santa Sofia FC 20 4136 48280

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Arezzo (99543 inhabitants)
47 Km SW of Cesena (96758 inhabitants)
51 Km S of Forlì (117913 inhabitants)
56 Km E of Firenze (382808 inhabitants)
57 Km S of Faenza (58541 inhabitants)
59 Km SW of Rimini (147750 inhabitants)
62 Km E of Scandicci (50609 inhabitants)
67 Km S of Imola (69797 inhabitants)
70 Km E of Prato (191150 inhabitants)
71 Km NE of Siena (53903 inhabitants)
74 Km S of Ravenna (159116 inhabitants)
79 Km W of Pesaro (94582 inhabitants)
82 Km NW of Perugia (166134 inhabitants)
85 Km E of Pistoia (90315 inhabitants)
86 Km W of Fano (60888 inhabitants)
94 Km SE of Bologna (386663 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
Md 1.9
ML 1.7
2009-03-06
06:33:29
43.774 11.952 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 748579
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-03-06 06:33:29 ± 0.08
Latitude 43.7740 ± 0.0054
Longitude 11.9520 ± 0.0075
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 748579

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 748
Semi-minor axis of confidence ellipse (meter) 118
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 848.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 15
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) 0.34894
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 748579
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:09:17

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 748579
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:09:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VMG.SHZ. 2009-03-06T06:33:44.03 0.1 undecidable manual Sg 303 38.7279 0.473 87
IV.BADI.EHZ. 2009-03-06T06:33:43.15 0.1 undecidable manual Sg 141 37.629 -0.114 94
IV.PARC.HHZ. 2009-03-06T06:33:39.90 0.1 undecidable manual Sg 121 26.8509 0.212 94
IV.BADI.EHZ. 2009-03-06T06:33:37.33 0.1 undecidable manual Pg 141 37.629 -0.326 90
IV.VMG.SHZ. 2009-03-06T06:33:37.61 0.1 undecidable manual Pg 303 38.7279 -0.215 92
IV.SFI.EHZ. 2009-03-06T06:33:36.34 0.1 undecidable manual Sg 330 16.7721 -0.026 100
IV.CRE.HHZ. 2009-03-06T06:33:36.64 0.1 undecidable manual Sg 180 17.2716 0.112 98
IV.ASQU.HHZ. 2009-03-06T06:33:35.08 0.1 undecidable manual Sg 281 13.2756 -0.209 96
IV.PARC.HHZ. 2009-03-06T06:33:35.54 0.1 undecidable manual Pg 121 26.8509 -0.052 97
IV.CRE.HHZ. 2009-03-06T06:33:33.90 0.1 undecidable manual Pg 180 17.2716 0.134 97
IV.ASQU.HHZ. 2009-03-06T06:33:33.02 0.1 undecidable manual Pg 281 13.2756 -0.032 100
IV.SFI.EHZ. 2009-03-06T06:33:33.72 0.1 undecidable manual Pg 330 16.7721 0.048 99
IV.NRCA.HHE. 2009-03-06T06:33:22.86 10.0 undecidable manual Sg 0 0 0
IV.NRCA.HHE. 2009-03-06T06:33:16.63 10.0 undecidable manual Pg 0 0 0
IV.PESA.HHE. 2009-03-06T06:32:47.77 10.0 undecidable manual Pg 0 0 0
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