Greylock Production operates in the Marcellus Shale and is subject to strict federal, state and local laws that regulate discharge emission and release of materials into the environment or other environmental protection measures. This includes obtaining a permit before conducting drilling water withdrawal or waste disposal operations, limiting construction or drilling activities in sensitive areas such as wetlands, wilderness areas, or areas containing endangered or threatened species or their habitats. Failure to comply with these laws may result in administrative civil or criminal penalties, imposing enforcement actions, and issuing orders requiring enforcement of enforcement enforcement enforcement.