Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.4 on date 01-08-2004 and time 16:27:28 (Italy) in region 4 km NW Accettura (MT)

A magnitude Md 2.4 earthquake occured in region: 4 km NW Accettura (MT), on

  • 01-08-2004 14:27:28 (UTC)
  • 01-08-2004 16:27:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.5090, 16.1190 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Accettura MT 4 1856 1856
Pietrapertosa PZ 5 1032 2888
Castelmezzano PZ 6 800 3688
Oliveto Lucano MT 7 450 4138
Campomaggiore PZ 8 811 4949
Garaguso MT 10 1073 6022
Calciano MT 11 777 6799
Albano di Lucania PZ 11 1435 8234
San Mauro Forte MT 12 1552 9786
Tricarico MT 13 5388 15174
Gorgoglione MT 13 989 16163
Laurenzana PZ 14 1797 17960
Trivigno PZ 14 678 18638
Cirigliano MT 14 375 19013
Stigliano MT 15 4361 23374
Corleto Perticara PZ 15 2511 25885
Guardia Perticara PZ 16 552 26437
Anzi PZ 16 1696 28133
Salandra MT 17 2829 30962
Brindisi Montagna PZ 19 908 31870
San Chirico Nuovo PZ 19 1368 33238
Grassano MT 20 5189 38427

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km SE of Potenza (67122 inhabitants)
44 Km W of Matera (60436 inhabitants)
51 Km SW of Altamura (70396 inhabitants)
81 Km S of Andria (100440 inhabitants)
83 Km SW of Bitonto (55540 inhabitants)
86 Km S of Cerignola (58396 inhabitants)
88 Km SW of Molfetta (59874 inhabitants)
88 Km SW of Bisceglie (55422 inhabitants)
89 Km S of Trani (56217 inhabitants)
91 Km S of Barletta (94814 inhabitants)
93 Km SW of Bari (326344 inhabitants)
94 Km W of Taranto (201100 inhabitants)
97 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 2.4
ML-VAX 1.5 		2004-08-01
14:27:28		 40.509 16.119 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 502329
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-08-01 14:27:28 ± 0.366
Latitude 40.5090 ± 0.0260
Longitude 16.1190 ± 0.0259
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 502329

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 3624.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00348
Epicentral distance of station farthest from the epicenter (degree) 0.00777
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 502329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:00:25

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 502329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.BRT.Z. 2004-08-01T14:27:58.56 10.0 undecidable manual SG 64 0.8547 0.72 0.4
--.SGO.Z. 2004-08-01T14:27:50.89 10.0 undecidable manual SG 274 0.6105 0.86 0.4
--.MRLC.E. 2004-08-01T14:27:48.90 10.0 undecidable manual SG 297 0.5328 0.62 0.5
--.ORI.Z. 2004-08-01T14:27:45.83 10.0 undecidable manual SG 151 0.5106 -1.08 0.2
--.TDS.Z. 2004-08-01T14:27:45.80 10.0 negative manual PG 168 0.8658 0.39 2.5
--.BRT.Z. 2004-08-01T14:27:43.83 10.0 undecidable manual PG? 64 0.8547 -1.52 0.1
--.SLCN.N. 2004-08-01T14:27:42.68 10.0 undecidable manual SG 252 0.3885 0.02 0.7
--.SGO.Z. 2004-08-01T14:27:41.21 10.0 positive manual PG 274 0.6105 0.37 3.1
--.MRLC.Z. 2004-08-01T14:27:39.20 10.0 undecidable manual PG 297 0.5328 -0.34 1.6
--.ORI.Z. 2004-08-01T14:27:39.56 10.0 undecidable manual PG 151 0.5106 0.52 1.4
--.SLCN.Z. 2004-08-01T14:27:35.60 10.0 undecidable manual PG 252 0.3885 -1.53 0.2
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