Safe Drinking Water Act Latino and African American populations are at higher risk of exposure to drinking water contaminants. Contaminants found in the drinking water of such communities include nitrates, coliform, and lead, which have been linked to cancer, reproductive health problems, gastrointestinal illness, and other health problems. One study found that levels of contaminants in the drinking water of two Nebraska Native American reservations were significantly higher than regional contaminant levels. Another study found that Latino residents in Tucson, Arizona, had higher than average levels of contaminants in their drinking water, which were linked to higher rates of cancer and neurological disorders among
Tianji Coal Chemical Industry Group chemical spill Tianji Coal Chemical Industry Group chemical spill The Tianji Coal Chemical Industry Group chemical spill was a severe chemical spill that occurred in Shanxi Province, China during 2012–2013. More than 39 tons of anilines (toxic chemicals widely used as precursors in the manufacture of pigment, herbicides and other chemicals) leaked from a loose drainage valve at a plant owned by Tianji Coal Chemical Industry Group in the Shanxi city of Changzhi. This chemical spill contaminated the Zhuozhang River which is the source of drinking water for more than one million people, and so caused a water crisis in the downstream