Tony of HowToPeru has posted a useful survey piece on whether it’s safe to drink the tap water in Peru (Drinking Water in Peru: Safe or Unsound?). The opinions culled are those of expats (including me) currently living in the country,  so while the piece does not cite scientific evidence, it is based on hard-earned personal experience from bloggers in Lima, Cusco, Iquitos, Pucallpa and Chiclayo. The concensus? With one exception, bloggers agree that the tap water in Peru is unsafe for drinking. Some of us boil the tap water and drink that; others of us only use bottled water. I’m in the latter group. I’m glad that Tony put together this piece, because there’s…