Site Type

Site Name


IR2 - Lower Imnaha River ISA @ km 10

In-stream detection system consisting of a single array located in the lower Imnaha River. The array (IR2) located at river km 10 (N 45.742839 W -116.764563) consists of one 10 foot and four 20 foot Biomark flat panel antennas that span the entire river at base flow. IR2 is operated by the Integrated Status and Effectiveness Project (ISEMP) cooperators Nez Perce Tribe and Quantitative Consultants, Inc. and was installed for continuous monitoring in November 2010. The array includes ISEMP standard site monitoring equipment including: air and water temperature probes, and a water pressure transducer to monitor stream level. Electrical power is provided by a solar/propane hybrid thermal electric generator and remote communication provided by a satellite modem.

Operated by:


First year:


Last year:




Site Contacts


Brett Turley
(208) 955-6771


Kyle Meier
(208) 955-6763


Operational Dates

Year Start Date End Date Notes
2014 1/1/2014 1/1/2015
2015 1/1/2015 1/1/2016
2016 1/1/2016 1/1/2017 Start and end dates based on timer tags.
2017 1/1/2017 1/1/2018 Start and end dates based on timer tags.
2010 11/13/2010 1/1/2011 First year of operation.
2011 1/1/2011 1/1/2012 High noise levels from January 31 - March 10 resulted in sporadic downtime.
2012 1/1/2012 1/1/2013
2013 1/1/2013 1/1/2014
2018 1/1/2018 1/1/2019 Start and end dates based on timer tags.
2019 1/1/2019 12/31/2019 Start and end dates based on timer tags.

Current and Historic Site Configurations

Config Seq: 100

Start Date: 11/1/2010

End Date:

Event Logs