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Interrogation Site Metadata

WLT - Walterville Fish Bypass Exit

Status:   Decommissioned
Site Type: Juvenile Fish Bypass Facility  |  Organization: Oregon Dept. of Fish and Wildlife
General Operational Period: Year Round
Start Date: 1/1/2011 12:00 AM
End Date: 9/5/2018 12:00 AM

The screened Walterville Fish Bypass is located 17 miles east of Eugene on the McKenzie River. The bypass is owned by Eugene Water & Electric Board and is used to divert fish before the water goes through the Walterville Dam. The site consists of pass-through antennas at the end of the exit pipe where the fish are returned to the McKenzie River. Site is no longer active.


Primary Contact:

Luke Whitman

Data Steward:

Derrek Faber


Coordinates: 44.070490, -122.771848  |  River Km: 163.282.039

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
2018 1/1/2018 12:00 AM 9/5/2018 12:00 AM Start and end dates based on timer tags.
2017 1/1/2017 12:00 AM 1/1/2018 12:00 AM Start and end dates based on timer tags.
2016 6/1/2016 12:00 AM 1/1/2017 12:00 AM Start and end dates based on timer tags.
2015 No data received.
2014 1/1/2014 12:00 AM 9/16/2014 12:00 AM Start and end dates based on timer tags.
2013 1/1/2013 12:00 AM 1/1/2014 12:00 AM Site down from June 28-September 5.
2012 1/1/2012 12:00 AM 1/1/2013 12:00 AM One antenna failed in January, it was replaced on June 13.
2011 1/1/2011 12:00 AM 1/1/2012 12:00 AM First year of operations. Site down from September 23 - October 7.


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:  6/21/2017
End Date:  9/4/2018

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


Event Log Summary

Event Date Event Type Comments
6/21/2017 6:00:00 PM General Replaced antenna with two FRP clad ferrite-shielded antennas that span the entire outflow canal at Walterville. Both antennas are in the same shielded casing, but attached to independent IS1001 readers.
6/21/2017 6:00:00 PM SiteUp Site up and running with two antennas operational.
6/21/2017 4:00:00 PM SiteDown Site down to replace antenna.
6/9/2017 12:44:00 PM SiteDown Annual maintenance; June 9-26. No detections during this period; dewatered.
6/9/2017 12:00:00 AM SiteDown EWEB conducted annual maintenance on Walterville canal from 6/9/19 to 6/26/17. No detections during this period; fish bypass dewatered.
5/5/2016 2:17:00 PM SiteUp Removed QuBE data logger and replaced with a computer. Installed new RM-310 reader. Performed read range test.
8/1/2013 2:30:00 PM General Walterville inop. computer was replaced by QST QuBE controller and RM-310 Allflex board was modified to accept QST daughterboard thus providing noise and tune data. Automated uploading process not active.
6/28/2013 2:30:00 PM General Computer failed. Site down and not recording data.

Archived Event Logs