Earthquake with magnitude of ML 1.8 on date 13-02-2009 and time 08:07:53 (Italy) in region 5 km SE Pieve Santo Stefano (AR)

A magnitude ML 1.8 earthquake occured in region: 5 km SE Pieve Santo Stefano (AR), on

  • 13-02-2009 07:07:53 (UTC)
  • 13-02-2009 08:07:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6350, 12.0730 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
Pieve Santo Stefano AR 5 3183 3183
Caprese Michelangelo AR 7 1426 4609
Sansepolcro AR 9 15884 20493
Anghiari AR 11 5638 26131
Badia Tedalda AR 12 1087 27218
San Giustino PG 13 11297 38515
Chiusi della Verna AR 13 2023 40538
Citerna PG 16 3531 44069
Chitignano AR 16 899 44968
Monterchi AR 17 1757 46725
Subbiano AR 18 6331 53056
Borgo Pace PU 18 606 53662
Verghereto FC 19 1907 55569
Casteldelci RN 19 407 55976
Capolona AR 19 5438 61414
Castel Focognano AR 19 3149 64563
Sestino AR 20 1355 65918

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Arezzo (99543 inhabitants)
58 Km S of Cesena (96758 inhabitants)
62 Km SW of Rimini (147750 inhabitants)
64 Km NW of Perugia (166134 inhabitants)
66 Km S of Forlì (117913 inhabitants)
67 Km E of Firenze (382808 inhabitants)
69 Km NE of Siena (53903 inhabitants)
73 Km E of Scandicci (50609 inhabitants)
74 Km S of Faenza (58541 inhabitants)
74 Km W of Pesaro (94582 inhabitants)
80 Km W of Fano (60888 inhabitants)
83 Km E of Prato (191150 inhabitants)
85 Km SE of Imola (69797 inhabitants)
88 Km S of Ravenna (159116 inhabitants)
91 Km NW of Foligno (57155 inhabitants)
99 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 1.8
ML 1.8
2009-02-13
07:07:53
43.635 12.073 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 743489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-13 07:07:53 ± 0.08
Latitude 43.6350 ± 0.0054
Longitude 12.0730 ± 0.0062
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 743489

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 582
Semi-minor axis of confidence ellipse (meter) 303
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 781.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51261
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 743489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:03:38

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 743489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:03:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.HHZ. 2009-02-13T07:08:12.34 0.6 undecidable manual Sg 83 56.8986 0.831 37
IV.PIEI.HHE. 2009-02-13T07:08:06.53 0.3 undecidable manual Sg 106 38.7279 -0.137 71
IV.SFI.EHE. 2009-02-13T07:08:05.55 0.3 undecidable manual Sg 329 34.9428 -0.115 71
IV.CAFI.HHN. 2009-02-13T07:08:05.59 0.3 undecidable manual Sg 194 35.0427 -0.082 72
IV.FSSB.HHZ. 2009-02-13T07:08:04.18 0.3 undecidable manual Pg 83 56.8986 0.296 66
IV.BADI.EHE. 2009-02-13T07:08:01.32 0.3 undecidable manual Sg 135 19.5693 0.343 70
IV.CDCA.EHN. 2009-02-13T07:08:01.97 0.3 undecidable manual Sg 147 23.4543 -0.248 71
IV.CAFI.HHN. 2009-02-13T07:08:00.51 0.1 positive manual Pg 194 35.0427 -0.004 97
IV.SBPO.HHZ. 2009-02-13T07:08:00.40 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHE. 2009-02-13T07:08:00.70 0.3 undecidable manual Pg 106 38.7279 -0.388 67
IV.SFI.EHE. 2009-02-13T07:08:00.47 0.1 undecidable manual Pg 329 34.9428 -0.04 97
IV.CDCA.EHN. 2009-02-13T07:07:58.43 0.3 undecidable manual Pg 147 23.4543 -0.09 73
IV.PARC.HHZ. 2009-02-13T07:07:58.68 0.6 undecidable manual Sg 83 13.3755 -0.43 46
IV.CRE.HHZ. 2009-02-13T07:07:58.22 0.3 undecidable manual Sg 260 9.879 0.051 76
IV.BADI.EHE. 2009-02-13T07:07:57.92 0.1 undecidable manual Pg 135 19.5693 0.117 98
IV.CRE.HHZ. 2009-02-13T07:07:56.33 0.1 positive manual Pg 260 9.879 0.148 99
IV.PARC.HHZ. 2009-02-13T07:07:56.67 0.1 positive manual Pg 83 13.3755 -0.055 100
IV.STR3.BHE. 2009-02-13T07:07:49.13 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