Having a strong interest in the protection of the clean water supply in the Commonwealth, 10,000 Friends has joined the Amici Curiae filing a brief in the Supreme Court of Pennsylvania in support of the PA Department of Environmental Protection's position in EQT Production Company v. PA Department of Environmental Protection (DEP).  The case appeals the January 11, 2017 order issued by the Commonwealth Court of Pennsylvania.  A copy of the brief is attached.