Earthquake with magnitude of Md 2.4 on date 01-02-1988 and time 19:31:12 (UTC) in region 7 km NW Moggio Udinese (UD)

A magnitude Md 2.4 earthquake occured in region: 7 km NW Moggio Udinese (UD), on

  • 01-02-1988 19:31:12 (UTC)
  • 01-02-1988 20:31:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4460, 13.1270 at 10 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
Moggio Udinese UD 7 1714 1714
Zuglio UD 8 595 2309
Arta Terme UD 8 2171 4480
Amaro UD 8 823 5303
Resiutta UD 9 309 5612
Paularo UD 10 2623 8235
Tolmezzo UD 10 10440 18675
Cavazzo Carnico UD 11 1052 19727
Ligosullo UD 11 116 19843
Treppo Carnico UD 12 618 20461
Verzegnis UD 12 863 21324
Venzone UD 12 2117 23441
Paluzza UD 13 2217 25658
Sutrio UD 13 1332 26990
Cercivento UD 14 679 27669
Dogna UD 15 175 27844
Bordano UD 15 754 28598
Chiusaforte UD 15 672 29270
Lauco UD 15 729 29999
Pontebba UD 15 1433 31432
Villa Santina UD 16 2233 33665
Resia UD 16 1033 34698
Ravascletto UD 18 536 35234
Trasaghis UD 19 2227 37461
Gemona del Friuli UD 19 10964 48425
Enemonzo UD 19 1319 49744
Raveo UD 20 458 50202

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km N of Udine (99169 inhabitants)
65 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 2.4
ML-VAX 1.5
1988-02-01
19:31:12
46.446 13.127 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 62119
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-02-01 19:31:12 ± 0.243
Latitude 46.4460 ± 0.0349
Longitude 13.1270 ± 0.0199
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 62119

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) 4167.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.00979
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 62119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:59:04

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 62119
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
--.CTI.Z. 1988-02-01T19:31:49.77 10.0 undecidable manual SN 248 1.0878 0.87 0.1
--.CTI.Z. 1988-02-01T19:31:33.11 10.0 undecidable manual PN 248 1.0878 -0.36 1.1
--.RBL.Z. 1988-02-01T19:31:24.72 10.0 undecidable manual SG 90 0.2997 0.69 0.3
--.FVI.Z. 1988-02-01T19:31:23.61 10.0 undecidable manual SG 301 0.2775 0.34 0.7
--.FVI.Z. 1988-02-01T19:31:18.43 10.0 undecidable manual PG 301 0.2775 -0.23 2
--.RBL.Z. 1988-02-01T19:31:18.82 10.0 undecidable manual PG 90 0.2997 -0.29 1.9
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