Earthquake with magnitude of ML 1.8 on date 07-02-2009 and time 09:21:10 (Italy) in region 7 km NW Castelluccio Superiore (PZ)

A magnitude ML 1.8 earthquake occured in region: 7 km NW Castelluccio Superiore (PZ), on

  • 07-02-2009 08:21:10 (UTC)
  • 07-02-2009 09:21:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.0500, 15.9210 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
Castelluccio Superiore PZ 7 824 824
Castelluccio Inferiore PZ 7 2131 2955
Lauria PZ 7 12919 15874
Latronico PZ 9 4556 20430
Nemoli PZ 11 1495 21925
Laino Borgo CS 11 1921 23846
Trecchina PZ 12 2316 26162
Laino Castello CS 14 848 27010
Rivello PZ 14 2767 29777
Castelsaraceno PZ 14 1384 31161
Rotonda PZ 15 3494 34655
Episcopia PZ 15 1434 36089
Aieta CS 16 823 36912
Lagonegro PZ 16 5584 42496
Viggianello PZ 17 3025 45521
Maratea PZ 18 5139 50660
Carbone PZ 18 638 51298
Mormanno CS 19 3027 54325
Tortora CS 19 6187 60512
San Severino Lucano PZ 19 1563 62075
Papasidero CS 20 734 62809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km S of Potenza (67122 inhabitants)
89 Km NW of Cosenza (67546 inhabitants)
90 Km SW of Matera (60436 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 1.7
ML 1.8
2009-02-07
08:21:10
40.05 15.921 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 742699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-07 08:21:10 ± 0.09
Latitude 40.0500 ± 0.0018
Longitude 15.9210 ± 0.0035
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 742699

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 171
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 130
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18976
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 742699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:46

Md:1.7

Field Value
Value 1.7
Uncertainty 0.0
Num. used stations
Type of magnitude Md
Reference to an origin 742699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIGN.HHE. 2009-02-07T08:21:44.54 10.0 undecidable manual Pg 0 0 0
IV.CRAC.EHE. 2009-02-07T08:21:31.01 10.0 undecidable manual Sg 0 0 0
IV.CRAC.EHE. 2009-02-07T08:21:23.11 10.0 undecidable manual Pg 0 0 0
IV.SCHR.EHZ. 2009-02-07T08:21:18.34 0.1 undecidable manual Sg 38 21.0678 0.034 98
IV.SIRI.HHZ. 2009-02-07T08:21:16.46 0.1 undecidable manual Sg 343 15.2736 -0.016 99
MN.CUC.HHZ. 2009-02-07T08:21:15.17 0.1 undecidable manual Sg 235 10.9779 -0.018 100
IV.SCHR.EHZ. 2009-02-07T08:21:14.94 0.1 positive manual Pg 38 21.0678 -0.06 97
MN.CUC.HHZ. 2009-02-07T08:21:13.23 0.1 positive manual Pg 235 10.9779 0.031 100
IV.SIRI.HHZ. 2009-02-07T08:21:13.97 0.1 positive manual Pg 343 15.2736 0.027 99
IV.LPEL.HHN. 2009-02-07T08:20:46.68 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