Underground Injection Wells as an Option for Disposal of Shale Gas Wastewaters: Policies and Practicality
Karen D. Johnson, Chief, Ground Water & Enforcement Branch, US EPA, Region 3, Philadelphia
Karen Johnson's webinar presentation: an overview of the state's Drinking Water Act and the specific implementation of the underground injection program.
Karen Johnson's Answers to questions raised at 2-18-10 Webinar. Underground Injection Wells as an Option for Disposal of Shale Gas Wastewaters: Policies and Practicality.
Karen Johnson's powerpoint from her webinar
