Tag Archives | cryptosporidium

Katadyn Micropur Chlorine Dioxide Tablets

Ultralight Water Purification Up until this year, I have always carried Micropur chlorine dioxide tablets for water purification in my emergency repair kit, in case my 16 oz First Need water purifier crapped out on a backpacking trip. I even got to use them for a few days during my 100 mile wilderness trip last [...]

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Aquaguard Eliminator Inline Purifier

I had almost given up hope of ever finding an ultralight inline purifier for my hydration system. I knew they existed in military circles because I have a friend who works at the US Military Testing Center in Natick, Massachusetts, but I could never get my hands on one. That is, until I bought the Aquaguard [...]

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Aquamira Frontier Pro Water Filter

The Aquamira Frontier Pro water filter is an exceptionally lightweight 2 oz. alternative to the more bulky water filters and water purifiers available on the market to day. In comparison, my First Need filter weighs a hefty 15.9 oz. The Frontier Pro connects to platypus bladders or plastic bottles. To get water, you suck on [...]

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The Limitations of Water Filters and Water Purification

Most of the water filters carried by backpackers and long distance hikers cannot remove organisms smaller than 3 microns in size. While protozoa such as Giardia (shown below) and Cryptosporidium are about 5 microns in size, water filters miss bacteria such as Cholera, E. Coli, and Salmonella (0.2 – 0.5 microns) and viruses such as [...]

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