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Soil & Groundwater Newsletter January 13, 2011 |
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| This Week´s Featured News Stories |
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Coordinated groundwater recharge needed
The massive rains over California last month are not just a blessing but also a curse: a curse because the intensity of rain causes serious problems with flooding, erosion and landslides. Every watershed in California should therefore have a coordinated program to intentionally capture flood flows and recharge groundwater aquifers. Extreme weather is one reason so much reservoir storage has been built in California - to help limit the damage from flood events and to store water which falls in winter for use in dry periods. California`s massive reservoir capacity has brought great benefits, ... |
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$500 million plan set for mine site cleanup in New Mexico
EPA has issued a Superfund record of decision (ROD) calling for the responsible parties to spend at least $500 million to clean up the Molycorp. Inc. mine site near Questa, New Mexico. The site, which is owned by Chevron Mining, Inc., consists of an operating mine and milling facility, a tailings pile, and a tailings pipeline running from the mill to the pile. Contaminated material includes about 328 million tons of acid-generating waste rock, more than 100 million tons of tailings, and acid-rock drainage at the mine and tailings pile. The ROD requires Chevron Mining to excavate contaminated ... |
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