To Protect Its Drinking Water, This City Has to Appeal to the Oil Regulators That Put It at Risk
A building that houses one of Enid, Oklahoma’s public water supply wells, left, sits less than a quarter-mile from an oil field wastewater disposal operation, right. The proximity violates a state rule restricting such injection operations within a half-mile of public water wells. September Dawn Bottoms for ProPublica Down a dirt road in northwest Oklahoma, only a few hundred yards from where the city of Enid draws its drinking water, a company injects the toxic byproduct of oil production deep underground. That close proximity violates a state rule meant to protect public groundwater supplies from oil field wastewater, which can be saltier than the sea and laden with toxic metals. Injection operations are banned within a half-mile of public water wells unless regulators hold a hearing to ensure that such activity will not pollute the water. But in 2018, without a hearing, state regulators approved this injection well, an apparatus that applies pressure to dispose...