Northwest Colorado and southwest Wyoming have an estimated 3 million barrels of oil and 666 billion cubic feet of gas that are recoverable, the United States Geological Survey (USGS) said in a recent assessment. The Phosphoria Total Petroleum System, which has been producing oil and gas since 1920, has pumped a total of 500 million barrels of oil and 2.5 trillion cubic feet of natural gas over the past 100 years, according to the USGS estimates. The system may be nearing depletion, the USGS assessment found, despite the volumes of still recoverable…
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