Earthquake with magnitude of Md 2.5 on date 31-05-1995 and time 17:23:01 (Italy) in region 3 km SE Villa Santina (UD)

A magnitude Md 2.5 earthquake occured in region: 3 km SE Villa Santina (UD), on

  • 31-05-1995 15:23:01 (UTC)
  • 31-05-1995 17:23:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3890, 12.9410 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
Villa Santina UD 3 2233 2233
Lauco UD 4 729 2962
Verzegnis UD 4 863 3825
Enemonzo UD 5 1319 5144
Preone UD 6 246 5390
Tolmezzo UD 6 10440 15830
Raveo UD 8 458 16288
Cavazzo Carnico UD 8 1052 17340
Socchieve UD 9 908 18248
Zuglio UD 11 595 18843
Arta Terme UD 12 2171 21014
Ampezzo UD 12 1006 22020
Amaro UD 12 823 22843
Ovaro UD 12 1922 24765
Sutrio UD 14 1332 26097
Tramonti di Sopra PN 14 321 26418
Comeglians UD 15 516 26934
Bordano UD 15 754 27688
Ravascletto UD 15 536 28224
Trasaghis UD 16 2227 30451
Cercivento UD 16 679 31130
Tramonti di Sotto PN 16 387 31517
Venzone UD 16 2117 33634
Paluzza UD 17 2217 35851
Vito d'Asio PN 17 769 36620
Clauzetto PN 18 380 37000
Treppo Carnico UD 18 618 37618
Prato Carnico UD 18 904 38522
Osoppo UD 18 2936 41458
Forgaria nel Friuli UD 18 1786 43244
Rigolato UD 19 448 43692
Ligosullo UD 20 116 43808
Gemona del Friuli UD 20 10964 54772
Moggio Udinese UD 20 1714 56486
Sauris UD 20 416 56902

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Udine (99169 inhabitants)
53 Km NE of Pordenone (51229 inhabitants)
96 Km NE of Treviso (83731 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 2.5 1995-05-31
15:23:01
46.389 12.941 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 227219
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-05-31 15:23:01 ± 0.214
Latitude 46.3890 ± 0.0137
Longitude 12.9410 ± 0.0208
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 227219

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) 2207.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.02493
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 227219
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:35:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.KHC.Z. 1995-05-31T15:23:47.50 10.0 undecidable manual PN 8 2.7639 1.53 0.1
--.CEY.Z. 1995-05-31T15:23:42.70 10.0 undecidable manual SN 121 1.2099 0.83 0.3
--.LJU.Z. 1995-05-31T15:23:40.40 10.0 undecidable manual SN 107 1.1433 0.15 0.6
--.CTI.Z. 1995-05-31T15:23:33.88 10.0 undecidable manual SG 249 0.9546 -0.71 0.4
--.KBA.Z. 1995-05-31T15:23:26.60 10.0 undecidable manual SG 21 0.7326 -1.16 0.2
--.VOY.Z. 1995-05-31T15:23:25.30 10.0 undecidable manual SG! 118 0.7437 -2.68 0
--.LJU.Z. 1995-05-31T15:23:24.50 10.0 undecidable manual PN 107 1.1433 0.81 0.7
--.CEY.Z. 1995-05-31T15:23:24.70 10.0 undecidable manual PN 121 1.2099 0.08 1.5
--.CTI.Z. 1995-05-31T15:23:20.37 10.0 undecidable manual PG 249 0.9546 -0.05 1.7
--.KBA.Z. 1995-05-31T15:23:16.20 10.0 negative manual PG 21 0.7326 -0.27 3.2
--.VOY.Z. 1995-05-31T15:23:14.30 10.0 undecidable manual PG! 118 0.7437 -2.3 0
--.FVI.Z. 1995-05-31T15:23:10.41 10.0 undecidable manual SG 331 0.222 0.24 0.7
--.GE9.Z. 1995-05-31T15:23:07.32 10.0 undecidable manual SG 128 0.1665 -0.69 0.4
--.FVI.Z. 1995-05-31T15:23:06.23 10.0 negative manual PG 331 0.222 -0.09 3.4
--.GE9.Z. 1995-05-31T15:23:04.36 10.0 undecidable manual PG 128 0.1665 -0.71 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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