Earthquake with magnitude of Md 2.5 on date 26-06-1988 and time 12:07:41 (Italy) in region 2 km NW Ovaro (UD)

A magnitude Md 2.5 earthquake occured in region: 2 km NW Ovaro (UD), on

  • 26-06-1988 10:07:41 (UTC)
  • 26-06-1988 12:07:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4940, 12.8460 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
Ovaro UD 2 1922 1922
Comeglians UD 3 516 2438
Prato Carnico UD 5 904 3342
Rigolato UD 6 448 3790
Raveo UD 7 458 4248
Ravascletto UD 7 536 4784
Ampezzo UD 9 1006 5790
Enemonzo UD 10 1319 7109
Socchieve UD 10 908 8017
Lauco UD 10 729 8746
Villa Santina UD 11 2233 10979
Sauris UD 11 416 11395
Preone UD 11 246 11641
Sutrio UD 11 1332 12973
Forni Avoltri UD 12 588 13561
Cercivento UD 12 679 14240
Paluzza UD 14 2217 16457
Arta Terme UD 14 2171 18628
Zuglio UD 14 595 19223
Sappada BL 15 1317 20540
Treppo Carnico UD 16 618 21158
Tolmezzo UD 16 10440 31598
Verzegnis UD 16 863 32461
Forni di Sotto UD 17 600 33061
Ligosullo UD 18 116 33177

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km NW of Udine (99169 inhabitants)
62 Km N 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 2.5 1988-06-26
10:07:41
46.494 12.846 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 72299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-06-26 10:07:41 ± 0.124
Latitude 46.4940 ± 0.0138
Longitude 12.8460 ± 0.0091
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 72299

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) 1683.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 146
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00842
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 72299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:08:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1988-06-26T10:08:13.70 10.0 undecidable manual SG 242 0.9324 -0.26 0.3
--.RBL.Z. 1988-06-26T10:07:59.36 10.0 undecidable manual SG 95 0.4995 0.13 0.7
--.CTI.Z. 1988-06-26T10:07:59.84 10.0 negative manual PG 242 0.9324 0.05 2.7
--.RBL.Z. 1988-06-26T10:07:51.48 10.0 undecidable manual PG 95 0.4995 -0.16 1.5
--.FVI.Z. 1988-06-26T10:07:46.22 10.0 undecidable manual SG 335 0.111 -0.52 0.1
--.FVI.Z. 1988-06-26T10:07:44.75 10.0 undecidable manual PG 335 0.111 0.31 0.8
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