Earthquake with magnitude of Md 2.3 on date 03-05-1988 and time 02:45:20 (Italy) in region 3 km E Paularo (UD)

A magnitude Md 2.3 earthquake occured in region: 3 km E Paularo (UD), on

  • 03-05-1988 00:45:20 (UTC)
  • 03-05-1988 02:45:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.5260, 13.1520 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
Paularo UD 3 2623 2623
Ligosullo UD 6 116 2739
Treppo Carnico UD 8 618 3357
Paluzza UD 10 2217 5574
Arta Terme UD 11 2171 7745
Pontebba UD 12 1433 9178
Zuglio UD 12 595 9773
Sutrio UD 12 1332 11105
Cercivento UD 13 679 11784
Moggio Udinese UD 13 1714 13498
Dogna UD 15 175 13673
Resiutta UD 16 309 13982
Tolmezzo UD 17 10440 24422
Amaro UD 17 823 25245
Ravascletto UD 18 536 25781
Chiusaforte UD 18 672 26453
Verzegnis UD 19 863 27316
Cavazzo Carnico UD 19 1052 28368

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km N of Udine (99169 inhabitants)
74 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 2.3 1988-05-03
00:45:20
46.526 13.152 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 68749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-05-03 00:45:20 ± 0.217
Latitude 46.5260 ± 0.0524
Longitude 13.1520 ± 0.0218
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 68749

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) 6058.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
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) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.01028
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 68749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:05:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1988-05-03T00:45:59.00 10.0 undecidable manual SN 245 1.1433 0.64 0.2
--.CTI.Z. 1988-05-03T00:45:42.00 10.0 undecidable manual PN 245 1.1433 -0.45 0.8
--.RBL.Z. 1988-05-03T00:45:32.71 10.0 undecidable manual SG 106 0.2997 0.51 0.4
--.FVI.Z. 1988-05-03T00:45:31.77 10.0 undecidable manual SG 284 0.2553 0.66 0.2
--.RBL.Z. 1988-05-03T00:45:27.26 10.0 undecidable manual PG 106 0.2997 -0.09 2.3
--.FVI.Z. 1988-05-03T00:45:26.54 10.0 undecidable manual PG 284 0.2553 -0.18 2.1
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