Disinfected Water

Cryptosporidium in Portland Drinking Water

Cryptosporidium was found at low levels in Portland city water several years ago. As a result, the Portland Water Bureau now tests for cryptosporidium almost daily, and has begun a project to treat our city water to remove Cryptosporidium, but the project won’t be completed until 2027.

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Boiling vs. UV Disinfection

Disinfection with ultraviolet light is more than 1500 times more energy efficient than boiling water.

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My view of the world’s drinking water needs

The world recently passed a unique threshold. In all of humankind’s history, the majority of people lived in rural settings. That is, until 2016 when the urban population surpassed the rural population.

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