<blockquote>Draining the reservoir is paranoid, illogical, and expensive. But the most frustrating thing to me about the whole episode is that there is actually something Portland could do to its water supply that would have an immediate, positive, and repeatedly scientifically validated impact on public health: <a href="http://www.slate.com/articles/health_and_science/medical_examiner/2013/05/portland_fluoride_vote_will_medical_science_trump_fear_and_doubt.html">Add fluoride</a>. Paranoia is not healthy.</blockquote>
via <a href="http://www.slate.com/blogs/the_slatest/2014/04/17/urine_in_portland_reservoir_how_dangerous_is_pee_in_drinking_water.html">Urine in Portland reservoir: How dangerous is pee in drinking water?</a>.