Earthquake with magnitude of Md 2.4 on date 07-04-1986 and time 08:43:39 (Italy) in region 2 km E Sarconi (PZ)

A magnitude Md 2.4 earthquake occured in region: 2 km E Sarconi (PZ), on

  • 07-04-1986 06:43:39 (UTC)
  • 07-04-1986 08:43:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.2520, 15.9140 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
Sarconi PZ 2 1404 1404
Moliterno PZ 4 4062 5466
Grumento Nova PZ 4 1700 7166
Spinoso PZ 5 1462 8628
Montemurro PZ 9 1235 9863
Viggiano PZ 10 3329 13192
Castelsaraceno PZ 12 1384 14576
San Martino d'Agri PZ 12 801 15377
Tramutola PZ 13 3089 18466
Armento PZ 14 631 19097
San Chirico Raparo PZ 15 1084 20181
Marsicovetere PZ 16 5546 25727
Montesano sulla Marcellana SA 18 6704 32431
Corleto Perticara PZ 18 2511 34942
Lagonegro PZ 19 5584 40526
Carbone PZ 19 638 41164
Gallicchio PZ 20 862 42026
Latronico PZ 20 4556 46582
Casalbuono SA 20 1194 47776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km S of Potenza (67122 inhabitants)
74 Km SW of Matera (60436 inhabitants)
84 Km SW of Altamura (70396 inhabitants)
88 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 1986-04-07
06:43:39
40.252 15.914 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 25489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-04-07 06:43:39 ± 0.436
Latitude 40.2520 ± 0.0336
Longitude 15.9140 ± 0.0230
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 25489

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) 4221.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.00494
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 25489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:27:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ORI.Z. 1986-04-07T06:43:56.50 10.0 undecidable manual SG 116 0.444 0.81 0.4
--.MG9.Z. 1986-04-07T06:43:51.00 10.0 undecidable manual SG 247 0.2997 0.3 1.1
--.SGO.Z. 1986-04-07T06:43:50.00 10.0 undecidable manual PG 303 0.5439 -0.62 1.2
--.ORI.Z. 1986-04-07T06:43:49.50 10.0 undecidable manual PG 116 0.444 0.75 1.2
--.CSI.Z. 1986-04-07T06:43:49.70 10.0 undecidable manual PG 148 0.5439 -0.87 1
--.MG9.Z. 1986-04-07T06:43:47.00 10.0 undecidable manual PG 247 0.2997 1.13 0.8
--.MMN.Z. 1986-04-07T06:43:46.40 10.0 undecidable manual PG 170 0.3552 -0.76 1.3
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