Earthquake with magnitude of Md 2.5 on date 01-02-1990 and time 11:49:43 (UTC) in region V3 Val Venosta (ITALIA, SVIZZERA, AUSTRIA)

A magnitude Md 2.5 earthquake occured in region: V3 Val Venosta (ITALIA, SVIZZERA, AUSTRIA), on

  • 01-02-1990 11:49:43 (UTC)
  • 01-02-1990 12:49:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.8760, 10.5490 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
Curon Venosta BZ 8 2381 2381

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km NW of Bolzano (106441 inhabitants)
100 Km NW of Trento (117317 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
ML-VAX 1.8
1990-02-01
11:49:43
46.876 10.549 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 109169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-02-01 11:49:43 ± 0.382
Latitude 46.8760 ± 0.0499
Longitude 10.5490 ± 0.0321
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 109169

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) 6065.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 139
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.01757
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 109169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:41:34

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 109169
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
--.FVI.Z. 1990-02-01T11:50:32.74 10.0 undecidable manual SN 99 1.5429 -0.01 0.5
--.CTI.Z. 1990-02-01T11:50:20.66 10.0 undecidable manual SN 136 1.11 -1.81 0
--.MMK.Z. 1990-02-01T11:50:20.50 10.0 undecidable manual PN! 245 1.9536 2.82 0
--.KBA.Z. 1990-02-01T11:50:17.00 10.0 negative manual PN 82 1.9092 -0.09 2.2
--.VAI.Z. 1990-02-01T11:50:14.50 10.0 undecidable manual PN 230 1.5762 1.93 0.1
--.SLE.Z. 1990-02-01T11:50:12.90 10.0 undecidable manual PN 303 1.6428 -0.56 0.9
--.FVI.Z. 1990-02-01T11:50:12.77 10.0 undecidable manual PN 99 1.5429 0.65 0.9
--.TMA.Z. 1990-02-01T11:50:10.50 10.0 undecidable manual PN 236 1.3875 0.7 0.9
--.CTI.Z. 1990-02-01T11:50:06.12 10.0 undecidable manual PN 136 1.11 -0.07 1.3
--.VDL.Z. 1990-02-01T11:50:00.20 10.0 negative manual PG 242 0.8214 -0.89 1.5
--.OSS.Z. 1990-02-01T11:49:51.50 10.0 positive manual PG 235 0.333 0.03 2.6
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