Earthquake with magnitude of ML 0.3 on date 27-04-2010 and time 20:53:46 (Italy) in region 3 km W Spinoso (PZ)

A magnitude ML 0.3 earthquake occured in region: 3 km W Spinoso (PZ), on

  • 27-04-2010 18:53:46 (UTC)
  • 27-04-2010 20:53:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.2550, 15.9300 at 10 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
Spinoso PZ 3 1462 1462
Sarconi PZ 4 1404 2866
Grumento Nova PZ 5 1700 4566
Moliterno PZ 5 4062 8628
Montemurro PZ 7 1235 9863
Viggiano PZ 10 3329 13192
San Martino d'Agri PZ 11 801 13993
Castelsaraceno PZ 11 1384 15377
Armento PZ 13 631 16008
Tramutola PZ 14 3089 19097
San Chirico Raparo PZ 14 1084 20181
Marsicovetere PZ 16 5546 25727
Corleto Perticara PZ 17 2511 28238
Gallicchio PZ 18 862 29100
Carbone PZ 19 638 29738
Guardia Perticara PZ 19 552 30290
Montesano sulla Marcellana SA 20 6704 36994
Latronico PZ 20 4556 41550

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km S of Potenza (67122 inhabitants)
73 Km SW of Matera (60436 inhabitants)
83 Km SW of Altamura (70396 inhabitants)
89 Km E of Battipaglia (50786 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 1.4
ML 0.3
2010-04-27
18:53:46
40.255 15.93 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1043009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-04-27 18:53:46 ± 0.08
Latitude 40.2550 ± 0.0036
Longitude 15.9300 ± 0.0012
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1043009

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 343
Semi-minor axis of confidence ellipse (meter) 245
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 194
Circular confidence region, given by single value of horizontal uncertainty (meter) 412.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 201
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.05
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.13670
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 1043009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:03:44

Md:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1043009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:03:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTSN.HHN. 2010-04-27T18:53:52.52 0.1 undecidable manual Sg 275 15.1737 0.002 100
IV.SCHR.EHZ. 2010-04-27T18:53:52.12 0.3 undecidable manual Sg 116 13.875 -0.038 74
IV.SIRI.HHZ. 2010-04-27T18:53:51.07 0.3 undecidable manual Sg 213 9.5793 0.023 75
IV.CSSN.SHZ. 2010-04-27T18:53:50.06 10.0 undecidable manual Pg 0 0 0
IV.SCHR.EHZ. 2010-04-27T18:53:49.69 0.1 undecidable manual Pg 116 13.875 0.041 99
IV.MTSN.HHN. 2010-04-27T18:53:49.84 0.1 undecidable manual Pg 275 15.1737 -0.014 100
IV.SIRI.HHZ. 2010-04-27T18:53:48.97 0.1 undecidable manual Pg 213 9.5793 -0.038 100
IV.GRI.EHE. 2010-04-27T18:53:48.02 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