What kind of water treatment do I need? It’s a simple question, but there is no easy answer. Water treatment is far from a black and white subject; differing threats, varying standards and lack of information can make it a challenge to determine which threats you will encounter. To compound the matter, the various water treatment systems available can be difficult to understand; microfilters, chemicals, UV light treatments and purifiers offer different advantages. We developed this series of articles to help you make an informed decision. Each overview links to a deeper story on the subject. The information presented here is founded in peer-reviewed science and communicated by the experts at the Mountain Safety Research water research lab. What does MSR know about water treatment? MSR first approached backcountry water…