“Public fears are growing about contamination of drinking-water supplies from the chemicals used in fracking and from the methane gas itself. Field tests show that those worries are not unfounded. A Duke University study published in May found that methane levels in dozens of drinking-water wells within a kilometer (3,280 feet) of new fracking sites were 17 times higher than in wells farther away. Yet states have let companies proceed without adequate regulations. They must begin to provide more effective oversight, and the federal government should step in, too.”
Read the entire op-ed at Scientific American: Safety First, Fracking Second.