Earthquake with magnitude of ML 2.1 on date 16-09-2008 and time 05:29:36 (UTC) in region 7 km S Irsina (MT)

A magnitude ML 2.1 earthquake occured in region: 7 km S Irsina (MT), on

  • 16-09-2008 05:29:36 (UTC)
  • 16-09-2008 07:29:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6860, 16.2390 at 24 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
Irsina MT 7 4960 4960
Grassano MT 7 5189 10149
Tricarico MT 11 5388 15537
Calciano MT 12 777 16314
San Chirico Nuovo PZ 13 1368 17682
Grottole MT 15 2208 19890
Garaguso MT 15 1073 20963
Oliveto Lucano MT 17 450 21413
Salandra MT 19 2829 24242
Tolve PZ 19 3251 27493
Campomaggiore PZ 19 811 28304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Matera (60436 inhabitants)
31 Km SW of Altamura (70396 inhabitants)
37 Km E of Potenza (67122 inhabitants)
61 Km S of Andria (100440 inhabitants)
61 Km SW of Bitonto (55540 inhabitants)
65 Km SW of Molfetta (59874 inhabitants)
66 Km SW of Bisceglie (55422 inhabitants)
67 Km S of Trani (56217 inhabitants)
70 Km SE of Cerignola (58396 inhabitants)
71 Km S of Barletta (94814 inhabitants)
72 Km SW of Bari (326344 inhabitants)
87 Km W of Taranto (201100 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 2.1
2008-09-16
05:29:36
40.686 16.239 24 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 717279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-09-16 05:29:36 ± 0.14
Latitude 40.6860 ± 0.0099
Longitude 16.2390 ± 0.0071
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 717279

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 978
Semi-minor axis of confidence ellipse (meter) 337
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 2
Circular confidence region, given by single value of horizontal uncertainty (meter) 1253.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63402
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 717279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:34:34

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 717279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:34:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOCI.HHN. 2008-09-16T05:29:58.79 0.3 undecidable manual Sg 80 70.374 0.525 61
IV.SIRI.HHE. 2008-09-16T05:29:56.90 10.0 undecidable manual Pg 0 0 0
IV.SCHR.EHN. 2008-09-16T05:29:54.48 0.3 undecidable manual Sg 194 55.6998 -0.005 71
GE.MATE.HHZ. 2008-09-16T05:29:50.20 0.1 undecidable manual Sg 96 39.4272 -0.201 94
IV.AMUR.HHN. 2008-09-16T05:29:50.24 0.3 undecidable manual Sg 51 39.3273 -0.133 72
IV.NOCI.HHN. 2008-09-16T05:29:49.75 0.3 undecidable manual Pg 80 70.374 0.623 59
IV.ACER.HHZ. 2008-09-16T05:29:47.65 0.3 undecidable manual Sg 294 27.2505 0.065 73
IV.MIGL.HHZ. 2008-09-16T05:29:46.18 0.1 undecidable manual Sg 118 19.2696 0.213 96
IV.SCHR.EHN. 2008-09-16T05:29:46.96 0.3 undecidable manual Pg 194 55.6998 0.016 71
IV.AMUR.HHN. 2008-09-16T05:29:44.40 0.1 undecidable manual Pg 51 39.3273 -0.17 95
GE.MATE.HHZ. 2008-09-16T05:29:44.32 0.3 undecidable manual Pg 96 39.4272 -0.266 69
IV.ACER.HHZ. 2008-09-16T05:29:42.83 0.1 undecidable manual Pg 294 27.2505 -0.131 97
IV.PTRP.EHZ. 2008-09-16T05:29:42.50 0.1 positive manual Pg 219 23.5542 -0.011 100
IV.MIGL.HHZ. 2008-09-16T05:29:41.76 0.1 negative manual Pg 118 19.2696 -0.267 96
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
Waveforms Seismic signals in miniseed + resp format Download