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Interrogation Site Metadata

UCT - Upper Chiwawa Temporary Array

Status:   Decommissioned
Site Type: Instream Remote Detection System  |  Organization: Washington Dept. of Fish and Wildlife
General Operational Period: Seasonally
Start Date: 3/7/2011 12:00 AM
End Date: 5/11/2013 12:00 AM

This site is a temporary PIT tag detection system located at rkm 28.5 on the Chiwawa River. The detection system consists of four 15-foot antennas in a single row, installed in flat-plate configuration. The row of antennas spans the wetted width of the channel during base flows. The antennas are operated by an FS1001M (MUX). A 24 VDC battery bank powers the detection system. The antennas were built and installed by WDFW. The site is typically installed and operated March-June annually.


Data Steward:

Jay Deason
509-664-3148 x22


Coordinates: 47.936156, -120.755397  |  River Km: 754.077.029

Operational History

Operational history describes the period the site was interrogating for PIT tags. The comments provide anecdotal information about the operation of the site during this period. Site operational periods are updated typically at the end of the calendar year.

Year Start Date End Date Comments
2013 4/9/2013 12:00 AM 5/11/2013 12:00 AM Start and end dates from interrogation file open and close dates.
2012 3/7/2012 12:00 AM 6/13/2012 12:00 AM Site down from April 6-13 and May 13-18
2011 3/7/2011 12:00 AM 6/13/2011 12:00 AM No interruptions in operations


Configuration metadata includes details about the equipment used at the site to detect and record PIT tags. A new configuration sequence record is created when equipment is added or removed from the site and the period of time it was active. A configuration sequence without an End Date is currently active.

Select Configuration Number:
Start Date:  3/1/2011
End Date:  5/12/2013

Site Configuration Diagrams:

Equipment History

Select a type to view the history of equipment installed at this site. A missing End Date implies the information about the equipment is current.

Select Equipment Type:
Equipment Code Description Start Date End Date

No Photos

Event Log Summary

Event Date Event Type Comments
3/26/2014 12:00:00 PM General UCT has previously been installed from March to June. UCT was not installed in spring of 2014.

Archived Event Logs