December 6, 2019 Water pipe repair: Researchers offer tips for making common method safer (Safety + Health Magazine)
November 26, 2019 Health concerns mount as more old sewer pipes are lined with plastic (Scientific American)
August 25, 2019 DEP issues Carlisle notice of violation related to Letort Spring Run fish kill; pipe repair process used has caused contamination in other states (PA Environment Digest Blog)
August 24, 2019 DEP serves Carlisle Borough notice of violation in LeTort Spring Run fish kill (The Sentinel - Carlisle, PA)
