Chron.com | New Colorado oil, gas rules could affect very few sites Chron.com DENVER (AP) — New rules intended to ease tensions over oil and gas drilling near Colorado communities might have only limited impact, affecting as few as 1 percent of future sites, an analysis by state regulators shows. The two proposed rules would ... Oil and gas spill report for Nov. 15 CO Debates New Rules To Ease Oil And Gas Tensions |