"On one section of the reservation, people must boil drinking water because chemicals, possibly the result of the oil and natural gas drilling method known as hydraulic fracturing, have contaminated the water supply. And fearing that the chemicals might explode in a home, the Environmental Protection Agency ordered residents to run fans and otherwise ensure ventilation while bathing or washing clothes."
http://www.nytimes.com/2012/02/03/us/wi ... banal.html

Willow's response:
http://learning.blogs.nytimes.com/2012/ ... me/?ref=us