Disinfected Water – DayZero WaterBox

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.

Boiling vs. UV Disinfection

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

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.