Earthquake with magnitude of Md 2.2 on date 01-04-1999 and time 19:26:02 (Italy) in region 4 km NW Castelluccio Superiore (PZ)

A magnitude Md 2.2 earthquake occured in region: 4 km NW Castelluccio Superiore (PZ), on

  • 01-04-1999 17:26:02 (UTC)
  • 01-04-1999 19:26:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0340, 15.9480 at 5 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
Castelluccio Superiore PZ 4 824 824
Castelluccio Inferiore PZ 4 2131 2955
Latronico PZ 8 4556 7511
Laino Borgo CS 9 1921 9432
Lauria PZ 10 12919 22351
Laino Castello CS 11 848 23199
Rotonda PZ 12 3494 26693
Nemoli PZ 13 1495 28188
Viggianello PZ 14 3025 31213
Episcopia PZ 14 1434 32647
Trecchina PZ 14 2316 34963
Castelsaraceno PZ 15 1384 36347
Aieta CS 16 823 37170
Mormanno CS 16 3027 40197
San Severino Lucano PZ 17 1563 41760
Rivello PZ 17 2767 44527
Carbone PZ 17 638 45165
Papasidero CS 18 734 45899
Lagonegro PZ 19 5584 51483
Maratea PZ 19 5139 56622
Tortora CS 20 6187 62809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km S of Potenza (67122 inhabitants)
86 Km NW of Cosenza (67546 inhabitants)
90 Km SW of Matera (60436 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 1999-04-01
17:26:02
40.034 15.948 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 362079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-04-01 17:26:02 ± 0.255
Latitude 40.0340 ± 0.0229
Longitude 15.9480 ± 0.0195
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 362079

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) 3043.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.00720
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 362079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:39:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.TDS.Z. 1999-04-01T17:26:23.38 10.0 undecidable manual SG! 140 0.4773 3.1 0
--.MU9.Z. 1999-04-01T17:26:19.56 10.0 undecidable manual PG 334 0.7992 0.89 0.5
--.SL9.Z. 1999-04-01T17:26:18.26 10.0 undecidable manual SG 325 0.4218 -0.44 0.6
--.ORI.Z. 1999-04-01T17:26:17.69 10.0 undecidable manual SG 87 0.3774 0.93 0.3
--.MGR.Z. 1999-04-01T17:26:15.27 10.0 undecidable manual SG 288 0.3108 0.83 0.3
--.TDS.Z. 1999-04-01T17:26:12.35 10.0 undecidable manual PG 140 0.4773 -0.22 1.8
--.ORI.Z. 1999-04-01T17:26:10.25 10.0 undecidable manual PG 87 0.3774 -0.3 1.8
--.SL9.Z. 1999-04-01T17:26:10.71 10.0 undecidable manual PG 325 0.4218 -0.95 0.7
--.MGR.Z. 1999-04-01T17:26:09.27 10.0 undecidable manual PG 288 0.3108 0.07 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