By Mark Jaffe - The Denver Post – February 9, 2013
The move to tap petroleum-rich shale reserves in some of the country’s driest regions, including Colorado, may be setting up a battle between oil and water. The water is needed for hydraulic fracturing, a process that pumps millions of gallons of sand and water into a well to crack the hard shale and release oil and gas.
Nearly half of the 39,294 reported “fracked” wells drilled in the U.S. since 2011 are in regions with high or extreme water stress, according to a report by Ceres, an investor and environmental-advocacy group. In Colorado, Ceres found that 97 percent of the wells are being drilled in highly or extremely highly water-stressed areas, such as the Denver-Julesburg Basin. Continue reading “When drought occurs, fracking and farming collide” »