Colorado voters overwhelmingly rejected a measure which would have required drilling of oil and gas wells to be at least 2,500 feet away from occupied structures and vulnerable areas, such as parks and waterways, instead of 500 feet, after the local oil and gas industry poured more than $30 million into defeating the measure. Receive daily email alerts, subscriber notes & personalize your experience. Register Now The measure was losing 57.7% to 43.3% as of Tuesday night, according to the Colorado Secretary of State’s Office. It needed 50% or more to pass. If the proposition had passed, it would have crushed oil and gas production on state land, according to the Colorado Oil and Gas Conservation Commission. Colorado’s drilling setback proposal would have banned most new drilling in the prolific Denver-Julesburg Basin, located just north of Denver. Surface area available for drilling would plummet by 78% in […]