Oklahoma Quakes Spur Regulators' Limits on Disposal Wells

With a new swarm of 3.1-magnitude earthquakes not far from Oklahoma City, state regulators earlier this month ordered cutbacks in disposal well operations in specific areas (see Shale DailyAug. 4), but some industry observers see that action spreading throughout the state eventually. The first phase of the cutbacks takes effect Aug. 23. Read More

Oklahoma Expands Scope of Disposal Well Directive

Four months after Oklahoma issued new rules for more than 300 disposal wells targeting the Arbuckle Formation, state regulators have expanded their scope to include more than 200 additional wells in an effort to reduce the frequency and strength of earthquakes scientists attribute to disposal well activities. Read More