Department of the Interior November 9, 2020 – Federal Register Recent Federal Regulation Documents

We, the Office of Surface Mining Reclamation and Enforcement (OSMRE), are approving, with one exception, an amendment to the Pennsylvania regulatory program (Pennsylvania program) under the Surface Mining Control and Reclamation Act of 1977 (SMCRA or the Act). We are approving regulatory changes that involve the elimination of manganese from the list of pollutants tested for mining discharges when certain weather conditions exist. We are also approving statutory and regulatory changes, with one exception, that involve the treatment of post-mining pollutional discharges on regulated coal mining sites and include provisions involving passive treatment technologies and alternate effluent limitations.