Completed $2.5B Mariner 2 East line in Pennsylvania was charged on 48 counts last year over drilling fluid pollution at building sites along 350-mile route.
Developers, local officials question state plan to immediately tighten flood plain, rainfall projection and stormwater management rules for new projects.
A federal judge has ordered a plastering and stucco firm to rectify longstanding recordkeeping violations or face weekly coercive fines of up to $10,000.