FRACTIVIST - Assist, Reform and Protect!: Thanks Encana Oil & Gas for the Abandoned Well Und...: A stunning, but very common case of oil and gas courtesy brought to you by Encana Oil & Gas. In Erie, Colorado, a city park has a plugged and abandoned natural gas well under the surface where children play. Hundreds of homes surround the park where the abandoned well is located with some homes as close as 100 feet away....