Earthquake with magnitude of Md 2.3 on date 22-08-1994 and time 05:48:26 (UTC) in region 1 km SW Amaro (UD)

A magnitude Md 2.3 earthquake occured in region: 1 km SW Amaro (UD), on

  • 22-08-1994 05:48:26 (UTC)
  • 22-08-1994 07:48:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3630, 13.0890 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
Amaro UD 1 823 823
Cavazzo Carnico UD 4 1052 1875
Venzone UD 5 2117 3992
Bordano UD 5 754 4746
Tolmezzo UD 7 10440 15186
Verzegnis UD 8 863 16049
Trasaghis UD 9 2227 18276
Moggio Udinese UD 10 1714 19990
Gemona del Friuli UD 10 10964 30954
Resiutta UD 11 309 31263
Osoppo UD 12 2936 34199
Zuglio UD 12 595 34794
Arta Terme UD 13 2171 36965
Lauco UD 14 729 37694
Montenars UD 14 538 38232
Villa Santina UD 14 2233 40465
Artegna UD 14 2885 43350
Magnano in Riviera UD 16 2336 45686
Resia UD 17 1033 46719
Enemonzo UD 17 1319 48038
Lusevera UD 17 643 48681
Buja UD 17 6563 55244
Preone UD 17 246 55490
Vito d'Asio PN 17 769 56259
Chiusaforte UD 18 672 56931
Forgaria nel Friuli UD 18 1786 58717
Sutrio UD 18 1332 60049
Raveo UD 19 458 60507
Paularo UD 19 2623 63130
Tarcento UD 19 9012 72142
Treppo Carnico UD 19 618 72760
Paluzza UD 19 2217 74977
Ligosullo UD 20 116 75093
Majano UD 20 5945 81038
Treppo Grande UD 20 1708 82746
Clauzetto PN 20 380 83126
Cercivento UD 20 679 83805
Dogna UD 20 175 83980

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Udine (99169 inhabitants)
56 Km NE of Pordenone (51229 inhabitants)
95 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 2.3 1994-08-22
05:48:26
46.363 13.089 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 215229
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-08-22 05:48:26 ± 0.401
Latitude 46.3630 ± 0.0261
Longitude 13.0890 ± 0.0428
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 215229

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) 4380.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00939
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 215229
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:23:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1994-08-22T05:49:03.00 10.0 undecidable manual SG 252 1.0434 0.2 0.5
--.CTI.Z. 1994-08-22T05:48:47.38 10.0 undecidable manual PG 252 1.0434 -0.05 1.1
--.VVI.Z. 1994-08-22T05:48:46.86 10.0 undecidable manual SG 230 0.5883 -1.55 0.1
--.TRI.Z. 1994-08-22T05:48:43.51 10.0 undecidable manual PG 144 0.7992 0.52 1.2
--.VVI.Z. 1994-08-22T05:48:40.99 10.0 undecidable manual PG 230 0.5883 1.87 0.2
--.FVI.Z. 1994-08-22T05:48:38.83 10.0 undecidable manual SG 317 0.3108 0.2 0.7
--.FVI.Z. 1994-08-22T05:48:33.20 10.0 undecidable manual PG 317 0.3108 -0.27 1.5
--.GE9.Z. 1994-08-22T05:48:29.90 10.0 undecidable manual SG 157 0.0777 -0.4 0.5
--.GE9.Z. 1994-08-22T05:48:28.54 10.0 positive manual PG 157 0.0777 -0.12 3.2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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