Earthquake with magnitude of Md 2.2 on date 12-04-1993 and time 08:46:58 (Italy) in region 3 km SE Zuglio (UD)

A magnitude Md 2.2 earthquake occured in region: 3 km SE Zuglio (UD), on

  • 12-04-1993 06:46:58 (UTC)
  • 12-04-1993 08:46:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4410, 13.0500 at 12 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
Zuglio UD 3 595 595
Arta Terme UD 4 2171 2766
Tolmezzo UD 5 10440 13206
Verzegnis UD 7 863 14069
Cavazzo Carnico UD 8 1052 15121
Amaro UD 8 823 15944
Lauco UD 9 729 16673
Sutrio UD 9 1332 18005
Villa Santina UD 10 2233 20238
Paluzza UD 10 2217 22455
Treppo Carnico UD 10 618 23073
Cercivento UD 11 679 23752
Ligosullo UD 11 116 23868
Paularo UD 11 2623 26491
Moggio Udinese UD 12 1714 28205
Enemonzo UD 13 1319 29524
Ravascletto UD 14 536 30060
Raveo UD 14 458 30518
Venzone UD 14 2117 32635
Resiutta UD 14 309 32944
Bordano UD 15 754 33698
Preone UD 15 246 33944
Ovaro UD 15 1922 35866
Comeglians UD 16 516 36382
Trasaghis UD 18 2227 38609
Socchieve UD 18 908 39517
Rigolato UD 19 448 39965
Gemona del Friuli UD 19 10964 50929
Ampezzo UD 20 1006 51935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NW of Udine (99169 inhabitants)
62 Km NE of Pordenone (51229 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 1993-04-12
06:46:58
46.441 13.05 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 183349
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-04-12 06:46:58 ± 0.077
Latitude 46.4410 ± 0.0067
Longitude 13.0500 ± 0.0069
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 183349

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) 908.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.00939
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 183349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:52:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1993-04-12T06:47:32.69 10.0 undecidable manual SN 248 1.0434 -0.34 0
--.CTI.Z. 1993-04-12T06:47:18.43 10.0 undecidable manual PN 248 1.0434 0.2 0.4
--.RBL.Z. 1993-04-12T06:47:11.50 10.0 undecidable manual SG 89 0.3552 0.1 0.5
--.FVI.Z. 1993-04-12T06:47:07.39 10.0 undecidable manual SG 309 0.2331 -0.28 0.1
--.RBL.Z. 1993-04-12T06:47:05.67 10.0 positive manual PG 89 0.3552 -0.08 2.6
--.GE9.Z. 1993-04-12T06:47:05.38 10.0 undecidable manual SG 159 0.1665 -0.16 0.3
--.FVI.Z. 1993-04-12T06:47:03.66 10.0 negative manual PG 309 0.2331 0.07 2.8
--.GE9.Z. 1993-04-12T06:47:02.44 10.0 undecidable manual PG 159 0.1665 0.07 1.3
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