Earthquake with magnitude of ML 1.5 on date 10-01-2008 and time 01:23:56 (Italy) in region 4 km E Monterotondo Marittimo (GR)

A magnitude ML 1.5 earthquake occured in region: 4 km E Monterotondo Marittimo (GR), on

  • 10-01-2008 00:23:56 (UTC)
  • 10-01-2008 01:23:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1470, 10.9000 at 2 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
Monterotondo Marittimo GR 4 1371 1371
Castelnuovo di Val di Cecina PI 7 2231 3602
Montieri GR 10 1204 4806
Massa Marittima GR 11 8375 13181
Monteverdi Marittimo PI 15 758 13939
Chiusdino SI 15 1903 15842
Radicondoli SI 17 914 16756
Pomarance PI 17 5897 22653
Suvereto LI 19 3072 25725

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Siena (53903 inhabitants)
46 Km NW of Grosseto (82087 inhabitants)
66 Km SE of Livorno (159219 inhabitants)
72 Km SW of Scandicci (50609 inhabitants)
75 Km SW of Firenze (382808 inhabitants)
75 Km SE of Pisa (89158 inhabitants)
83 Km S of Prato (191150 inhabitants)
84 Km SE of Lucca (89046 inhabitants)
87 Km W of Arezzo (99543 inhabitants)
88 Km S of Pistoia (90315 inhabitants)
96 Km SE of Viareggio (62467 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 2.2
ML 1.5
2008-01-10
00:23:56
43.147 10.9 3 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 669019
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-01-10 00:23:56 ± 0.21
Latitude 43.1470 ± 0.0081
Longitude 10.9000 ± 0.0210
Depth (km) 3 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 669019

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1684
Semi-minor axis of confidence ellipse (meter) 842
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 1923.5
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 9
Number of defining phases 9
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) 0.35703
Epicentral distance of station farthest from the epicenter (degree) 0.73744
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 669019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:41:39

Md:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 669019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:41:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAON.HHZ. 2008-01-10T00:24:22.95 0.3 undecidable manual Sg 167 81.8514 0.295 67
IV.ARCI.HHZ. 2008-01-10T00:24:15.55 0.3 undecidable manual Sg 125 56.9985 -0.457 68
IV.CSNT.BHZ. 2008-01-10T00:24:12.68 0.6 undecidable manual Sg 41 47.9187 -0.409 46
IV.MAON.HHZ. 2008-01-10T00:24:12.26 0.1 undecidable manual Pg 167 81.8514 0.69 79
IV.CASP.HHZ. 2008-01-10T00:24:09.69 0.3 undecidable manual Sg 184 39.627 -0.506 69
IV.PII.SHZ. 2008-01-10T00:24:09.61 0.1 undecidable manual Pg 335 70.5738 -0.217 93
IV.ARCI.HHZ. 2008-01-10T00:24:07.94 0.1 undecidable manual Pg 125 56.9985 0.209 95
IV.CSNT.BHZ. 2008-01-10T00:24:06.29 0.1 undecidable manual Pg 41 47.9187 0.243 96
IV.CASP.HHZ. 2008-01-10T00:24:04.25 0.1 undecidable manual Pg 184 39.627 -0.126 100
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