Site Type

Site Name


LOR - Lost River at rkm 0.81

This site is a permanent instream PIT tag detection system located at rkm 0.81 on the Lost River (Methow River Basin), located near the Lost River Airport. The site consists of two rows of three 20-foot antennas. All antennas are installed in flat plate configuration. Each row of antennas spans the wetted width of the channel during base flows. The antennas were built and installed by WDFW. The site is powered by a thermoelectric generator. A Campbell Scientific CR-1000 data logger and cellular modem are installed on site to automate data collection and provide remote communication. A water temperature and pressure probe, and an air temperature probe are also installed on site to monitor environmental conditions. Site removed August 2017.

Operated by:


First year:


Last year:




Site Contacts


Jay Deason
(509) 664-3148 x22


David Grundy
(509) 997-0048


Photo Gallery

Operational Dates

Year Start Date End Date Notes
2014 1/1/2014 1/1/2015
2016 1/1/2016 1/1/2017
2015 1/1/2015 1/1/2016
2017 1/1/2017 8/18/2017 Site shut down August 18 and equipment removed with no plans to reinstall.
2013 3/22/2013 Antennas F2 and F3 funtioning poorly or not at all from March 22-July 17 when both were replaced.

Current and Historic Site Configurations

Config Seq: 100

Start Date: 3/22/2013

End Date: 8/18/2017

Event Logs