Earthquake with magnitude of ML 0.4 on date 12-08-2010 and time 05:06:42 (UTC) in region 3 km NW Pieve Santo Stefano (AR)

A magnitude ML 0.4 earthquake occured in region: 3 km NW Pieve Santo Stefano (AR), on

  • 12-08-2010 05:06:42 (UTC)
  • 12-08-2010 07:06:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6840, 12.0100 at 7 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
Pieve Santo Stefano AR 3 3183 3183
Caprese Michelangelo AR 5 1426 4609
Chiusi della Verna AR 6 2023 6632
Chitignano AR 11 899 7531
Verghereto FC 13 1907 9438
Badia Tedalda AR 14 1087 10525
Castel Focognano AR 14 3149 13674
Bibbiena AR 15 12241 25915
Anghiari AR 16 5638 31553
Subbiano AR 16 6331 37884
Sansepolcro AR 17 15884 53768
Casteldelci RN 17 407 54175
Capolona AR 18 5438 59613
Bagno di Romagna FC 20 6026 65639

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Arezzo (99543 inhabitants)
54 Km SW of Cesena (96758 inhabitants)
60 Km S of Forlì (117913 inhabitants)
61 Km E of Firenze (382808 inhabitants)
61 Km SW of Rimini (147750 inhabitants)
67 Km E of Scandicci (50609 inhabitants)
68 Km S of Faenza (58541 inhabitants)
68 Km NE of Siena (53903 inhabitants)
71 Km NW of Perugia (166134 inhabitants)
76 Km E of Prato (191150 inhabitants)
77 Km W of Pesaro (94582 inhabitants)
78 Km SE of Imola (69797 inhabitants)
83 Km S of Ravenna (159116 inhabitants)
83 Km W of Fano (60888 inhabitants)
92 Km E of Pistoia (90315 inhabitants)
99 Km NW of Foligno (57155 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 1.6
ML 0.4
2010-08-12
05:06:42
43.684 12.01 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1096219
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-08-12 05:06:42 ± 0.05
Latitude 43.6840 ± 0.0018
Longitude 12.0100 ± 0.0012
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1096219

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 163
Semi-minor axis of confidence ellipse (meter) 89
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 199
Circular confidence region, given by single value of horizontal uncertainty (meter) 223.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.03
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19425
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1096219
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:12:02

Md:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1096219
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:12:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERA.HHE. 2010-08-12T05:07:04.44 10.0 undecidable manual Pg 0 0 0
IV.FIR.HHN. 2010-08-12T05:06:54.81 10.0 undecidable manual Pg 0 0 0
IV.ASQU.HHN. 2010-08-12T05:06:50.64 0.6 undecidable manual Sg 305 21.5673 0.001 49
IV.PARC.HHE. 2010-08-12T05:06:49.74 0.3 undecidable manual Sg 102 18.7701 0.017 74
IV.ASQU.HHN. 2010-08-12T05:06:47.30 0.3 undecidable manual Pg 305 21.5673 -0.002 74
IV.PARC.HHE. 2010-08-12T05:06:46.75 0.1 undecidable manual Pg 102 18.7701 -0.024 98
IV.CRE.HHZ. 2010-08-12T05:06:46.61 0.3 undecidable manual Sg 213 8.5803 -0.019 75
IV.CRE.HHZ. 2010-08-12T05:06:45.01 0.1 undecidable manual Pg 213 8.5803 0.023 100
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