A Toxic Mine Spill In Mexico May Have Contaminated US Water
http://www.businessinsider.com/a-toxic-mine-spill-in-mexico-may-have-contaminated-us-water-2014-9
A copper mine in Mexico dumped gallons of sulfuric acid into two nearby rivers
US authorities are testing a river in Arizona for possible cross-border contamination from a toxic mine spill in northwestern Mexico, an official said Tuesday.
The checks came after a massive acid leak in the Sonora River from the Buenavista copper mine, the worst environmental disaster on record in Mexico's mining industry.
The spill turned a 60-kilometer (40-mile) stretch of the waterway orange and caused Mexican authorities to shut off the municipal water supply to 20,000 people in seven towns.
"Two water-quality inspectors from the Arizona Department of Environmental Quality were dispatched today to the border region where the San Pedro River crosses into Arizona from Sonora," said a spokesman for the Arizona watchdog.
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