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:: Sunday, September 21, 2003 ::
EPA fears health threat from Columbia River slag By Christopher Schwarzen
TRAIL, B.C. — For 100 years, one of the world's largest zinc smelters squatted above the Columbia River just north of the U.S.-Canadian border and used Washington's mightiest river as its personal dumping ground.
Canadian smelter gets deadline to plan study of Columbia slag By Christopher Schwarzen
The EPA maintains the company is responsible for much of the river's worst pollution problems because for a century — from 1894 to 1994 — it dumped about 400 tons of smelter slag daily into the river, a practice legal in Canada at the time.
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