Earthquake with magnitude of Md 2.2 on date 14-02-1990 and time 08:17:12 (Italy) in region 5 km E Viggianello (PZ)

A magnitude Md 2.2 earthquake occured in region: 5 km E Viggianello (PZ), on

  • 14-02-1990 07:17:12 (UTC)
  • 14-02-1990 08:17:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.96, 16.15 at 0 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
Viggianello PZ 5 3025 3025
San Severino Lucano PZ 6 1563 4588
Rotonda PZ 9 3494 8082
Terranova di Pollino PZ 13 1208 9290
Episcopia PZ 13 1434 10724
Morano Calabro CS 13 4576 15300
Francavilla in Sinni PZ 14 4215 19515
Laino Borgo CS 15 1921 21436
Laino Castello CS 15 848 22284
Castelluccio Superiore PZ 15 824 23108
Castelluccio Inferiore PZ 15 2131 25239
Mormanno CS 16 3027 28266
San Costantino Albanese PZ 16 729 28995
San Basile CS 17 1055 30050
Fardella PZ 17 627 30677
Frascineto CS 17 2154 32831
Castrovillari CS 18 22240 55071
San Lorenzo Bellizzi CS 18 644 55715
San Paolo Albanese PZ 18 294 56009
Teana PZ 18 613 56622
Latronico PZ 18 4556 61178
Chiaromonte PZ 19 1965 63143
Cersosimo PZ 20 656 63799
Alessandria del Carretto CS 20 462 64261

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km N of Cosenza (67546 inhabitants)
81 Km SE of Potenza (67122 inhabitants)
87 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
Rev 1000 Md 2.2
ML-VAX 1.6
1990-02-14
07:17:12
39.96 16.15 0 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 110289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-02-14 07:17:12 ± 0.688
Latitude 39.96 ± 0.02
Longitude 16.15 ± 0.01
Depth (km) 0 ± 508 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 110289

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) 2112.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00121
Epicentral distance of station farthest from the epicenter (degree) 0.00429
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 3
Type of magnitude Md
Reference to an origin 110289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:42:32

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 110289
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 Takeoff_angle Residual Weight
--.MGR.Z. 1990-02-14T07:17:32.00 10.0 undecidable manual SG 291 0.0043 1.08 0
--.TDS.Z. 1990-02-14T07:17:24.73 10.0 undecidable manual SG 153 0.003 -0.5 0.2
--.MGR.Z. 1990-02-14T07:17:22.50 10.0 undecidable manual PG 291 0.0043 -0.53 0.4
--.ORI.Z. 1990-02-14T07:17:21.84 10.0 undecidable manual SG 68 0.0022 0.18 0.5
--.TDS.Z. 1990-02-14T07:17:20.32 10.0 undecidable manual PG 153 0.003 0.58 0.4
--.ORI.Z. 1990-02-14T07:17:17.56 10.0 positive manual PG 68 0.0022 -0.13 2.6
--.CSI.Z. 1990-02-14T07:17:16.88 10.0 undecidable manual PG 147 0.0019 -0.08 1.3
--.MMN.Z. 1990-02-14T07:17:15.20 10.0 undecidable manual PG 238 0.0012 -0.16 2.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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