Earthquake with magnitude of Md 2.1 on date 29-04-1989 and time 05:53:31 (UTC) in region 3 km NE Meduno (PN)

A magnitude Md 2.1 earthquake occured in region: 3 km NE Meduno (PN), on

  • 29-04-1989 05:53:31 (UTC)
  • 29-04-1989 07:53:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2400, 12.8150 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
Meduno PN 3 1574 1574
Tramonti di Sotto PN 5 387 1961
Cavasso Nuovo PN 6 1525 3486
Travesio PN 7 1776 5262
Fanna PN 7 1583 6845
Frisanco PN 8 622 7467
Clauzetto PN 8 380 7847
Castelnovo del Friuli PN 8 880 8727
Tramonti di Sopra PN 8 321 9048
Sequals PN 8 2200 11248
Arba PN 11 1309 12557
Maniago PN 11 11698 24255
Vito d'Asio PN 11 769 25024
Pinzano al Tagliamento PN 12 1525 26549
Forgaria nel Friuli UD 12 1786 28335
Vajont PN 14 1719 30054
Ragogna UD 14 2909 32963
Montereale Valcellina PN 15 4433 37396
Spilimbergo PN 16 12124 49520
Andreis PN 16 259 49779
San Daniele del Friuli UD 18 8013 57792
Preone UD 18 246 58038
Socchieve UD 18 908 58946
Vivaro PN 19 1352 60298
Dignano UD 19 2317 62615
Enemonzo UD 20 1319 63934
Ampezzo UD 20 1006 64940

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NE of Pordenone (51229 inhabitants)
38 Km NW of Udine (99169 inhabitants)
77 Km NE of Treviso (83731 inhabitants)
97 Km NE of Venezia (263352 inhabitants)
99 Km NW of Trieste (204420 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 2.1
ML-VAX 1.8
1989-04-29
05:53:31
46.24 12.815 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 90829
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-04-29 05:53:31 ± 0.321
Latitude 46.2400 ± 0.0182
Longitude 12.8150 ± 0.0298
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 90829

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) 3062.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00316
Epicentral distance of station farthest from the epicenter (degree) 0.01659
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 90829
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:25:12

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 90829
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
--.VBY.Z. 1989-04-29T05:54:05.50 10.0 undecidable manual PN 112 1.8426 1.57 0.3
--.TRI.Z. 1989-04-29T05:54:03.00 10.0 undecidable manual SG 128 0.8436 1.28 0.3
--.VOY.Z. 1989-04-29T05:53:58.10 10.0 undecidable manual SG 104 0.777 -1.33 0.3
--.LJU.Z. 1989-04-29T05:53:55.70 10.0 undecidable manual PN 98 1.1988 0.68 1.1
--.RBL.Z. 1989-04-29T05:53:51.20 10.0 undecidable manual SG 68 0.5439 -1.21 0.3
--.TRI.Z. 1989-04-29T05:53:49.50 10.0 undecidable manual PG 128 0.8436 0.47 1.5
--.VOY.Z. 1989-04-29T05:53:47.40 10.0 undecidable manual PG 104 0.777 -0.31 1.7
--.FVI.Z. 1989-04-29T05:53:46.93 10.0 undecidable manual SG 355 0.3552 1.5 0.2
--.VVI.Z. 1989-04-29T05:53:45.80 10.0 undecidable manual SG 225 0.3663 -0.33 0.7
--.RBL.Z. 1989-04-29T05:53:42.13 10.0 undecidable manual PG 68 0.5439 -1.52 0.5
--.VVI.Z. 1989-04-29T05:53:39.29 10.0 undecidable manual PG 225 0.3663 -0.74 1.4
--.FVI.Z. 1989-04-29T05:53:39.57 10.0 negative manual PG 355 0.3552 -0.05 3.7
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