On Eve Of 'Waters' Rule, EPA Seeks To Clarify Key Regulatory Definitions

On the eve of EPA's imminent release of its controversial final rule to define Clean Water Act (CWA) jurisdiction, observers say the agency appears to be taking steps to clarify key regulatory definitions of concern including clarifying how to define “tributaries” and expanding protections for certain features such as prairie potholes. A slew of industry groups, environmental organizations, state officials and others have met with EPA and White House Office of Management & Budget (OMB) representatives in recent weeks to...