Earthquake with magnitude of ML 2.3 on date 03-09-2010 and time 19:40:06 (Italy) in region Mar Ligure (MARE)

A magnitude ML 2.3 earthquake occured in region: Mar Ligure (MARE), on

  • 03-09-2010 17:40:06 (UTC)
  • 03-09-2010 19:40:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4440, 8.2250 at 32 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km SE of Sanremo (54807 inhabitants)
98 Km S of Savona (61345 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 2.7
ML 2.3
2010-09-03
17:40:06
43.444 8.225 32 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1106469
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-09-03 17:40:06 ± 0.23
Latitude 43.4440 ± 0.0135
Longitude 8.2250 ± 0.0099
Depth (km) 32 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1106469

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1515
Semi-minor axis of confidence ellipse (meter) 740
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 10
Circular confidence region, given by single value of horizontal uncertainty (meter) 1700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 275
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.34539
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1106469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:25:17

Md:2.7

Field Value
Value 2.7
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1106469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:25:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.SC2M.HHN. 2010-09-03T17:40:47.10 0.3 undecidable manual Sg 44 149.3394 -0.085 61
GU.PZZ.HHN. 2010-09-03T17:40:46.87 0.3 undecidable manual Sg 323 147.4413 0.083 61
GU.PCP.HHN. 2010-09-03T17:40:41.99 0.3 undecidable manual Sg 12 124.3866 0.171 64
GU.STV.HHE. 2010-09-03T17:40:39.13 0.1 undecidable manual Sg 321 114.3966 -0.53 80
IV.QLNO.HHZ. 2010-09-03T17:40:36.05 0.3 undecidable manual Sg 6 98.124 -0.03 69
GU.FINB.HHN. 2010-09-03T17:40:32.53 1.0 undecidable manual Sg 6 81.7515 0.671 20
GU.SC2M.HHN. 2010-09-03T17:40:30.15 0.1 undecidable manual Pg 44 149.3394 0.04 83
GU.PZZ.HHN. 2010-09-03T17:40:30.22 0.3 undecidable manual Pg 323 147.4413 0.341 58
GU.RORO.HHZ. 2010-09-03T17:40:30.03 0.3 undecidable manual Sg 350 75.1692 -0.158 70
IV.MSCL.HHN. 2010-09-03T17:40:29.22 10.0 undecidable manual Pg 0 0 0
IV.DOI.HHE. 2010-09-03T17:40:29.71 0.3 undecidable manual Pg 327 141.1476 0.612 55
IV.MSSA.HHE. 2010-09-03T17:40:28.97 0.3 undecidable manual Pg 46 141.5472 -0.177 61
GU.PCP.HHN. 2010-09-03T17:40:26.88 0.3 undecidable manual Pg 12 124.3866 -0.129 64
GU.STV.HHE. 2010-09-03T17:40:25.77 0.3 undecidable manual Pg 321 114.3966 0.007 67
IV.IMI.HHE. 2010-09-03T17:40:25.96 0.1 undecidable manual Sg 333 58.1973 0.021 100
IV.QLNO.HHZ. 2010-09-03T17:40:23.38 0.3 undecidable manual Pg 6 98.124 -0.317 65
GU.FINB.HHN. 2010-09-03T17:40:21.38 0.3 undecidable manual Pg 6 81.7515 0.119 70
GU.RORO.HHZ. 2010-09-03T17:40:20.35 0.3 undecidable manual Pg 350 75.1692 0.057 72
IV.IMI.HHE. 2010-09-03T17:40:17.85 0.3 undecidable manual Pg 333 58.1973 0.01 75
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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