Our Gem: Scientific Review of Coeur d’Alene Lake Water Quality Data to Begin this Month
What IS the future of Our Gem Coeur d’Alene Lake’s water quality? That is the question on the minds of many in northern Idaho, including state and tribal governments tasked with monitoring and improving water quality, elected officials with jurisdiction on the Lake, shoreline property owners, the local tourism industry, and many concerned citizens. Why? Historical mining activities deposited millions of tons of contaminated and potentially toxic sediment including zinc, cadmium, and lead into Coeur d’Alene Lake and its tributaries. Since the implementation of environmental regulations in the mid-1970s, metal concentrations have declined, but lakeshore development, increased recreational and boating use, land use changes, and increased nutrient loads could reverse this success...
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