Earthquake with magnitude of ML 1.8 on date 22-06-2006 and time 02:44:03 (UTC) in region 2 km NW San Casciano dei Bagni (SI)

A magnitude ML 1.8 earthquake occured in region: 2 km NW San Casciano dei Bagni (SI), on

  • 22-06-2006 02:44:03 (UTC)
  • 22-06-2006 04:44:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8840, 11.8670 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
San Casciano dei Bagni SI 2 1632 1632
Radicofani SI 8 1097 2729
Cetona SI 9 2755 5484
Allerona TR 12 1794 7278
Sarteano SI 12 4717 11995
Fabro TR 12 2876 14871
Città della Pieve PG 14 7712 22583
Proceno VT 14 557 23140
Piancastagnaio SI 15 4230 27370
Abbadia San Salvatore SI 15 6444 33814
Acquapendente VT 16 5506 39320
Monteleone d'Orvieto TR 16 1467 40787
Chiusi SI 16 8704 49491
Ficulle TR 17 1669 51160
Castel Viscardo TR 18 2938 54098
Castell'Azzara GR 18 1476 55574
Montegabbione TR 19 1216 56790
Parrano TR 20 534 57324
Chianciano Terme SI 20 7105 64429

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km SW of Perugia (166134 inhabitants)
55 Km NW of Viterbo (67173 inhabitants)
63 Km E of Grosseto (82087 inhabitants)
65 Km S of Arezzo (99543 inhabitants)
65 Km SE of Siena (53903 inhabitants)
69 Km W of Foligno (57155 inhabitants)
73 Km W of Terni (111501 inhabitants)
88 Km N of Civitavecchia (52991 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 2.4
ML 1.8
2006-06-22
02:44:03
42.884 11.867 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 575419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-06-22 02:44:03 ± 0.13
Latitude 42.8840 ± 0.0117
Longitude 11.8670 ± 0.0123
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 575419

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1199
Semi-minor axis of confidence ellipse (meter) 707
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 289
Circular confidence region, given by single value of horizontal uncertainty (meter) 1640.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.08638
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 575419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:02:10

Md:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 575419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:02:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNS.BHE. 2006-06-22T02:44:33.09 10.0 undecidable manual Sg 0 0 0
IV.BADI.EHZ. 2006-06-22T02:44:26.66 0.1 undecidable manual Sg 24 75.7686 -0.212 43
IV.MURB.HHZ. 2006-06-22T02:44:24.52 0.1 undecidable manual Sg 52 67.8765 -0.232 43
IV.CING.HHZ. 2006-06-22T02:44:24.51 0.1 undecidable manual Pg 63 120.5904 0.631 70
IV.FSSB.BHZ. 2006-06-22T02:44:24.92 10.0 undecidable manual Pg 0 0 0
IV.ARV.SHZ. 2006-06-22T02:44:22.87 0.1 undecidable manual Pg 52 110.3118 0.566 73
IV.MNS.BHE. 2006-06-22T02:44:21.12 10.0 undecidable manual Pg 0 0 0
IV.LNSS.BHE. 2006-06-22T02:44:21.62 0.1 undecidable manual Pg 108 100.5216 0.826 67
IV.PTS.SHZ. 2006-06-22T02:44:20.57 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2006-06-22T02:44:20.56 0.1 undecidable manual Pg 93 101.5206 -0.392 78
IV.TOLF.HHZ. 2006-06-22T02:44:19.28 0.1 undecidable manual Pg 173 91.6416 -0.141 84
IV.SNTG.SHZ. 2006-06-22T02:44:19.66 0.1 undecidable manual Pg 64 96.2259 -0.468 78
IV.CRE.EHE. 2006-06-22T02:44:18.16 0.1 undecidable manual Pg 5 81.7515 0.255 84
IV.BADI.EHZ. 2006-06-22T02:44:17.33 0.1 undecidable manual Pg 24 75.7686 0.349 83
IV.CSNT.BHN. 2006-06-22T02:44:17.32 0.1 undecidable manual Pg 325 80.2641 -0.355 82
IV.MURB.HHZ. 2006-06-22T02:44:14.87 0.1 undecidable manual Pg 52 67.8765 -0.886 70
IV.ARCI.HHZ. 2006-06-22T02:44:14.94 0.1 undecidable manual Sg 264 32.0457 0.017 48
IV.ARCI.HHZ. 2006-06-22T02:44:10.22 0.1 undecidable manual Pg 264 32.0457 0.138 94
IV.LATE.HHZ. 2006-06-22T02:44:09.69 0.1 undecidable manual Pg 190 30.4473 -0.077 96
IV.ORI.EHE. 2006-06-22T02:44:08.94 10.0 undecidable manual Pg 0 0 0
IV.SACS.HHZ. 2006-06-22T02:44:06.69 0.1 undecidable manual Sg 138 5.1948 -0.047 50
IV.SACS.HHZ. 2006-06-22T02:44:05.29 0.1 positive manual Pg 138 5.1948 -0.066 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download