Reuters | Initiative to increase setbacks for new oil and gas drilling qualifies for Colorado ballot Boulder Daily Camera Oil and gas workers operate a well next to the Colliers Hill neighborhood in Erie in June. Initiative 97, which would mandate minimum setbacks of 2,500 feet for oil and gas drilling sites from occupied buildings, will be on the November ballot. (Jeremy ... Colorado to vote in November on proposal to toughen oil drilling rules Initiative 97: Oil and gas setback proposal makes November ballot Colorado's oil and gas industry will face a major ballot test in upcoming election |