Earthquake with magnitude of Md 2.4 on date 11-01-1988 and time 05:39:31 (UTC) in region 7 km W Latronico (PZ)

A magnitude Md 2.4 earthquake occured in region: 7 km W Latronico (PZ), on

  • 11-01-1988 05:39:31 (UTC)
  • 11-01-1988 06:39:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.0680, 15.9290 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
Latronico PZ 7 4556 4556
Castelluccio Superiore PZ 8 824 5380
Castelluccio Inferiore PZ 8 2131 7511
Lauria PZ 8 12919 20430
Nemoli PZ 11 1495 21925
Castelsaraceno PZ 12 1384 23309
Laino Borgo CS 13 1921 25230
Trecchina PZ 13 2316 27546
Episcopia PZ 15 1434 28980
Rivello PZ 15 2767 31747
Laino Castello CS 15 848 32595
Lagonegro PZ 15 5584 38179
Rotonda PZ 16 3494 41673
Carbone PZ 16 638 42311
Viggianello PZ 17 3025 45336
Aieta CS 18 823 46159
San Chirico Raparo PZ 19 1084 47243
San Severino Lucano PZ 19 1563 48806
Maratea PZ 19 5139 53945

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km S of Potenza (67122 inhabitants)
88 Km SW of Matera (60436 inhabitants)
91 Km NW of Cosenza (67546 inhabitants)
100 Km SW of Altamura (70396 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 1.9
1988-01-11
05:39:31
40.068 15.929 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 60929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-01-11 05:39:31 ± 0.245
Latitude 40.0680 ± 0.0270
Longitude 15.9290 ± 0.0220
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 60929

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) 3535.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00777
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:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 60929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:58:04

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 60929
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
--.ORI.Z. 1988-01-11T05:39:49.30 10.0 undecidable manual SG? 92 0.3885 2.89 0
--.CZI.Z. 1988-01-11T05:39:48.00 10.0 undecidable manual PG 169 0.8658 -0.7 0.1
--.MGR.Z. 1988-01-11T05:39:41.43 10.0 undecidable manual SG? 283 0.2886 -1.52 0
--.CSI.Z. 1988-01-11T05:39:40.00 10.0 undecidable manual PG 135 0.3996 -0.06 1.2
--.MMN.Z. 1988-01-11T05:39:40.40 10.0 undecidable manual SG 165 0.1776 0.99 0
--.ORI.Z. 1988-01-11T05:39:40.10 10.0 undecidable manual PG 92 0.3885 0.11 1.1
--.MGR.Z. 1988-01-11T05:39:38.22 10.0 positive manual PG 283 0.2886 0.07 2.4
--.MMN.Z. 1988-01-11T05:39:36.20 10.0 undecidable manual PG 165 0.1776 0.1 1.2
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