In September 2021, Natel conducted formal testing with PNNL on a cohort of American eel passing through the RHT test unit operating at 670 rpm under 10 m of hydraulic head. Following the test the eels were monitored for 48 hours with 100% survival.
LIHI Executive Director cites the Monroe Drop project as "a great example of how innovative owners can operate a project that is consistent with power, environmental and community needs."