Earthquake with magnitude of Md 3.0 on date 17-03-1993 and time 11:23:42 (Italy) in region 3 km SE Tolmezzo (UD)

A magnitude Md 3.0 earthquake occured in region: 3 km SE Tolmezzo (UD), on

  • 17-03-1993 10:23:42 (UTC)
  • 17-03-1993 11:23:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.39, 13.04 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
Cavazzo Carnico UD 3 1052 1052
Tolmezzo UD 3 10440 11492
Verzegnis UD 4 863 12355
Amaro UD 4 823 13178
Zuglio UD 8 595 13773
Arta Terme UD 9 2171 15944
Lauco UD 9 729 16673
Villa Santina UD 10 2233 18906
Venzone UD 10 2117 21023
Bordano UD 10 754 21777
Moggio Udinese UD 12 1714 23491
Trasaghis UD 12 2227 25718
Enemonzo UD 13 1319 27037
Preone UD 14 246 27283
Resiutta UD 14 309 27592
Sutrio UD 14 1332 28924
Raveo UD 14 458 29382
Gemona del Friuli UD 15 10964 40346
Paluzza UD 15 2217 42563
Osoppo UD 16 2936 45499
Cercivento UD 16 679 46178
Treppo Carnico UD 16 618 46796
Paularo UD 16 2623 49419
Ligosullo UD 17 116 49535
Socchieve UD 17 908 50443
Ovaro UD 17 1922 52365
Ravascletto UD 18 536 52901
Montenars UD 18 538 53439
Vito d'Asio PN 19 769 54208
Artegna UD 19 2885 57093
Comeglians UD 19 516 57609
Ampezzo UD 19 1006 58615
Forgaria nel Friuli UD 20 1786 60401

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NW of Udine (99169 inhabitants)
57 Km NE of Pordenone (51229 inhabitants)
100 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 3.0
M 2.6
1993-03-17
10:23:42
46.39 13.05 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 181749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-03-17 10:23:42 ± 0.197
Latitude 46.39 ± 0.01
Longitude 13.05 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 181749

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) 1977.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.02582
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 181749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:50:34

M:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 181749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:19:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.RIY.Z. 1993-03-17T10:24:29.60 10.0 undecidable manual SN 137 0.0126 1.67 0
--.CRE.Z. 1993-03-17T10:24:28.69 10.0 undecidable manual PN 196 0.0258 -0.32 0.6
--.CTI.Z. 1993-03-17T10:24:18.50 10.0 undecidable manual SG 250 0.0091 0.07 0.5
--.RIY.Z. 1993-03-17T10:24:10.10 10.0 undecidable manual PN 137 0.0126 1.3 0.2
--.KBA.Z. 1993-03-17T10:24:08.39 10.0 undecidable manual SG 16 0.0064 -0.09 0.8
--.VOY.Z. 1993-03-17T10:24:06.60 10.0 undecidable manual SG 121 0.0062 -1.06 0.2
--.CEY.Z. 1993-03-17T10:24:04.50 10.0 undecidable manual PN 123 0.0104 -0.93 0.5
--.CTI.Z. 1993-03-17T10:24:03.29 10.0 undecidable manual PG 250 0.0091 -0.03 1.3
--.TRI.Z. 1993-03-17T10:24:00.50 10.0 negative manual PG 143 0.0076 0.48 2.2
--.KBA.Z. 1993-03-17T10:23:57.80 10.0 positive manual PG 16 0.0064 0.23 2.7
--.RBL.Z. 1993-03-17T10:23:56.82 10.0 undecidable manual SG 82 0.0032 0.06 0.6
--.VOY.Z. 1993-03-17T10:23:55.80 10.0 undecidable manual PG 121 0.0062 -1.3 0.2
--.FVI.Z. 1993-03-17T10:23:52.14 10.0 undecidable manual SG 317 0.0024 -1.09 0.2
--.RBL.Z. 1993-03-17T10:23:50.91 10.0 positive manual PG 82 0.0032 0.11 1.4
--.FVI.Z. 1993-03-17T10:23:48.90 10.0 negative manual PG 317 0.0024 0.13 2.8
--.GE9.Z. 1993-03-17T10:23:47.12 10.0 undecidable manual SG 150 0.0011 -0.87 0.2
--.GE9.Z. 1993-03-17T10:23:45.61 10.0 negative manual PG 150 0.0011 -0.13 2.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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