OSM proposed to approve an amendment to Ohio's regulatory program under SMCRA regarding procedural rules.

OSM proposed to approve an amendment to Missouri's regulatory program under SMCRA on coal ownership and control rules.

The Mine Safety and Health Administration revised the Agency's existing standards on miners' occupational exposure to respirable coal mine dust in order to lower the existing exposure limits, provide for full-shift sampling, redefine the term "normal production shift," and add reexamination and decertification requirements for persons certified to sample for dust and to maintain and calibrate sampling devices.

BLM issued an advanced notice of proposed rulemaking and seeks comments and suggestions that might assist the agency in the establishment of a program to capture, use, or destroy waste mine methane that is released into the mine environment and the atmosphere as a direct consequence of underground mining operations on federal leases for coal and other minerals.

OSM adjusted certain civil monetary penalties for inflation under SMCRA, as required by law.

OSM gave partial approval to an amendment to Wyoming's regulatory program under SMCRA concerning valid existing rights and individual civil penalties.

EPA Region 10 announced the availability of the final report titled, "An Assessment of Potential Mining Impacts on Salmon Ecosystems of Bristol Bay, Alaska."

OSM proposed to approve extensive revisions to Oklahoma’s regulatory program under SMCRA and seeks public comment.

OSM approved an amendment to Mississippi's regulatory program under SMCRA involving an extensive list of revisions to improve operational efficiency.

OSM proposed to approve an amendment to Montana’s regulatory program under SMCRA concerning permit application, prospecting application, annual reporting, and lawsuit for damages requirements.