DOE proposed to amend its existing regulations governing compliance with NEPA, particularly its categorical exclusions.

EPA updated outer continental shelf air regulations for California.

SIP Approval: Maryland (VOC emissions)

EPA determined that the Louisville metro air pollution control district failed to submit an SIP that applies PSD requirements to GHG-emitting sources by January 1, 2011.

EPA issued a final rule requiring GHG monitoring and reporting from facilities that conduct geologic sequestration of carbon dioxide.

EPA proposed to withdraw certain aquatic life water quality criteria for waters of the Great Lakes in Wisconsin.

EPA proposed revisions to the unregulated contaminant monitoring regulation for public water systems.

EPA entered into a proposed administrative settlement under CERCLA that requires the settling party to pay U.S. response costs incurred at the Puckett Smelter Superfund site in Mountainboro, Alabama.

EPA issued a final rule requiring monitoring and reporting of greenhouse gas (GHG) emissions from additional sources of fluorinated GHGs.

The Agricultural Marketing Service proposed revisions to the Federal Seed Act to update regulations and to prevent potential conflicts with states.