Earthquake with magnitude of Md 2.5 on date 09-04-2005 and time 05:54:26 (Italy) in region 6 km E Chiusi della Verna (AR)

A magnitude Md 2.5 earthquake occured in region: 6 km E Chiusi della Verna (AR), on

  • 09-04-2005 03:54:26 (UTC)
  • 09-04-2005 05:54:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7160, 12.0040 at 4 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
Chiusi della Verna AR 6 2023 2023
Pieve Santo Stefano AR 6 3183 5206
Caprese Michelangelo AR 8 1426 6632
Verghereto FC 9 1907 8539
Chitignano AR 12 899 9438
Badia Tedalda AR 15 1087 10525
Casteldelci RN 15 407 10932
Bibbiena AR 15 12241 23173
Castel Focognano AR 15 3149 26322
Bagno di Romagna FC 16 6026 32348
Subbiano AR 19 6331 38679
Poppi AR 19 6160 44839
Sansepolcro AR 20 15884 60723
Anghiari AR 20 5638 66361

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Arezzo (99543 inhabitants)
51 Km SW of Cesena (96758 inhabitants)
57 Km S of Forlì (117913 inhabitants)
59 Km SW of Rimini (147750 inhabitants)
60 Km E of Firenze (382808 inhabitants)
64 Km S of Faenza (58541 inhabitants)
66 Km E of Scandicci (50609 inhabitants)
70 Km NE of Siena (53903 inhabitants)
75 Km NW of Perugia (166134 inhabitants)
75 Km SE of Imola (69797 inhabitants)
75 Km E of Prato (191150 inhabitants)
76 Km W of Pesaro (94582 inhabitants)
80 Km S of Ravenna (159116 inhabitants)
83 Km W of Fano (60888 inhabitants)
90 Km E of Pistoia (90315 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 2.5
ML-VAX 1.8
2005-04-09
03:54:26
43.716 12.004 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 513849
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-04-09 03:54:26 ± 0.257
Latitude 43.7160 ± 0.0181
Longitude 12.0040 ± 0.0102
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 513849

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2168.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00194
Epicentral distance of station farthest from the epicenter (degree) 0.01069
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 8
Type of magnitude Md
Reference to an origin 513849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:13:10

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 513849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 2005-04-09T03:54:53.60 10.0 undecidable manual SG 107 0.7104 0.94 0
--.NRCA.Z. 2005-04-09T03:54:49.58 10.0 undecidable manual PN 137 1.1877 0.02 1.2
--.SEI.Z. 2005-04-09T03:54:48.10 10.0 undecidable manual SG 306 0.5661 0.37 0.5
--.PII.Z. 2005-04-09T03:54:47.40 10.0 undecidable manual PG 270 1.0656 -0.35 0.8
--.FSSB.Z. 2005-04-09T03:54:47.54 10.0 undecidable manual SG 92 0.555 0.39 0.4
--.SNTG.Z. 2005-04-09T03:54:43.48 10.0 undecidable manual PG 123 0.8214 0.33 1
--.RSM.Z. 2005-04-09T03:54:41.50 10.0 undecidable manual SG 56 0.3774 -0.13 0.7
--.VMG.Z. 2005-04-09T03:54:41.58 10.0 undecidable manual SG 306 0.3996 -0.59 0.2
--.ARV.Z. 2005-04-09T03:54:40.80 10.0 undecidable manual PG 107 0.7104 -0.37 1
--.SEI.Z. 2005-04-09T03:54:38.55 10.0 undecidable manual PG 306 0.5661 -0.03 1.8
--.FSSB.Z. 2005-04-09T03:54:37.62 10.0 undecidable manual PG 92 0.555 -0.68 0.4
--.PGD.Z. 2005-04-09T03:54:37.17 10.0 undecidable manual SG 307 0.2553 0.88 0.1
--.VMG.Z. 2005-04-09T03:54:35.38 10.0 undecidable manual PG 306 0.3996 -0.05 1.9
--.RSM.Z. 2005-04-09T03:54:34.95 10.0 undecidable manual PG 56 0.3774 0.1 1.8
--.SFI.Z. 2005-04-09T03:54:34.20 10.0 undecidable manual SG 328 0.2109 -0.58 0.2
--.PGD.Z. 2005-04-09T03:54:32.39 10.0 undecidable manual PG 307 0.2553 0.36 1.2
--.SFI.Z. 2005-04-09T03:54:31.24 10.0 positive manual PG 328 0.2109 0.08 3.7
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