Earthquake with magnitude of Md 2.4 on date 06-08-1986 and time 20:53:48 (UTC) in region Golfo di Policastro (Salerno, Potenza)

A magnitude Md 2.4 earthquake occured in region: Golfo di Policastro (Salerno, Potenza), on

  • 06-08-1986 20:53:48 (UTC)
  • 06-08-1986 22:53:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.911, 15.386 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
Camerota SA 14 6985 6985
San Giovanni a Piro SA 17 3780 10765
Centola SA 19 5168 15933

Municipalities with at least 50000 inhabitants

An earthquake occurred to
85 Km SE of Battipaglia (50786 inhabitants)
89 Km SW of Potenza (67122 inhabitants)
Recent and historical seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Md 2.4 1986-08-06
39.911 15.386 10 2013-07-15
Bollettino Sismico Italiano INGV 32379
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 1986-08-06 20:53:48 ± 0.881
Latitude 39.9110 ± 0.0297
Longitude 15.3860 ± 0.0713
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 32379


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) 6922.9
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 246
Number of associated phases, regardless of their use for origin computation 5
Number of defining phases 5
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00688
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information


Field Value
Value 2.4
Num. used stations 3
Type of magnitude Md
Reference to an origin 32379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:33:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SGO.Z. 1986-08-06T20:54:12.50 10.0 undecidable manual SG 354 0.0058 1.31 0
--.TS9.Z. 1986-08-06T20:54:04.00 10.0 undecidable manual PG 108 0.0069 0.21 1
--.SGO.Z. 1986-08-06T20:54:01.00 10.0 undecidable manual PG 354 0.0058 -0.54 0.6
--.MG9.Z. 1986-08-06T20:53:58.50 10.0 undecidable manual SG 29 0.0023 -0.16 0.8
--.MG9.Z. 1986-08-06T20:53:54.20 10.0 negative manual PG 29 0.0023 -0.11 2.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download