Site Type

Site Name

 

MRT - Methow River at Twisp

This is a passive in-stream interrogation system on the Methow River at river km 67, above the Twisp River. The system consists of one arrays of six antennas. The array spans most of the channel. All antennas are anchored in a pass-by configuration.

Operated by:

USBR

First year:

2009

Last year:

2016

RKM:

843.067

Site Contacts

Steward

Jennifer Molesworth
jmolesworth@usbr.gov
(509) 997-0028

POC

Grace Watson
grace@methowsalmon.org
(509) 997-0640 x3

Map

Operational Dates

Year Start Date End Date Notes
2014 1/1/2014 1/1/2015
2016 1/1/2016 4/23/2016 Site down April 22 due to damage from high flows. Site was removed permanently in August.
2015 1/1/2015 1/1/2016
2009 9/28/2009 1/1/2010 First year of operation.
2010 1/1/2010 1/1/2011 All six antennas washed out successively between April 16 and May 17. All antennas were reinstalled on August 31. The system down from 11/28/2010 @ 07:15 to 11/30/2010 @ 09:55.
2011 1/1/2011 5/24/2011 Down from 2/27/2011 to 3/1/2011. Antennas failed individually between May 16 and May 24, until the site was completely non-operational. Site was not repaired during 2011; will be reinstalled spring of 2012.
2012 Site was inactive during 2012, but will be reinstalled in 2013.
2013 3/12/2013 1/1/2014 Site reinstalled with two arrays of 6 antennas each in March. Downstream array was never operational and was removed.

Current and Historic Site Configurations

Config Seq: 120

Start Date: 3/25/2013

End Date: 8/25/2016

Config Seq: 110

Start Date: 3/12/2013

End Date: 3/25/2013

Config Seq: 100

Start Date: 9/28/2009

End Date: 3/12/2013

Event Logs