Earthquake with magnitude of Md 2.2 on date 17-06-1999 and time 12:08:59 (Italy) in region 6 km E Aliano (MT)

A magnitude Md 2.2 earthquake occured in region: 6 km E Aliano (MT), on

  • 17-06-1999 10:08:59 (UTC)
  • 17-06-1999 12:08:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.3320, 16.3020 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
Aliano MT 6 1008 1008
Sant'Arcangelo PZ 10 6533 7541
Stigliano MT 10 4361 11902
Missanello PZ 13 566 12468
Cirigliano MT 13 375 12843
Gallicchio PZ 15 862 13705
Gorgoglione MT 15 989 14694
Roccanova PZ 15 1543 16237
Craco MT 17 745 16982
Tursi MT 18 5037 22019
Guardia Perticara PZ 18 552 22571
San Mauro Forte MT 18 1552 24123
Castronuovo di Sant'Andrea PZ 19 1067 25190
Colobraro MT 19 1266 26456

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km SW of Matera (60436 inhabitants)
54 Km SE of Potenza (67122 inhabitants)
59 Km SW of Altamura (70396 inhabitants)
80 Km W of Taranto (201100 inhabitants)
93 Km SW of Bitonto (55540 inhabitants)
100 Km S of Andria (100440 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 2.2
ML-VAX 1.6
1999-06-17
10:08:59
40.332 16.302 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 368979
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-06-17 10:08:59 ± 0.4
Latitude 40.3320 ± 0.0398
Longitude 16.3020 ± 0.0254
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 368979

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) 4921.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00429
Epicentral distance of station farthest from the epicenter (degree) 0.00704
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 368979
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:46:11

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 368979
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
--.MGR.Z. 1999-06-17T10:09:20.52 10.0 undecidable manual SG 251 0.5883 -0.23 0.7
--.SL9.Z. 1999-06-17T10:09:17.64 10.0 undecidable manual SG 276 0.5106 -0.24 0.7
--.SGO.Z. 1999-06-17T10:09:16.59 10.0 undecidable manual PG 286 0.777 1.36 0.3
--.LT9.Z. 1999-06-17T10:09:15.72 10.0 undecidable manual SG 54 0.4773 -0.99 0.3
--.MU9.Z. 1999-06-17T10:09:14.16 10.0 undecidable manual PG 304 0.7437 -0.38 1.4
--.MGR.Z. 1999-06-17T10:09:11.73 10.0 undecidable manual PG 251 0.5883 -0.03 1.9
--.SL9.Z. 1999-06-17T10:09:09.59 10.0 undecidable manual PG 276 0.5106 -0.52 1.3
--.LT9.Z. 1999-06-17T10:09:09.88 10.0 undecidable manual PG 54 0.4773 0.45 1.5
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