SIP Approval: Indiana (permanent and enforceable sulfur dioxide emission limits for SABIC Innovative Plastics).

EPA approved delegating New Source Performance Standards and NESHAPs in Arizona and Nevada.

DOI proposed subsistence take regulations for hunting and trapping seasons, harvest limits, and methods and means during the 2018-19 and 2019-20 regulatory years on public lands in Alaska.

SIP Approval: New Hampshire (full approval of state PSD and Nonattainment New Source Review air permit programs).

SIP Proposal: Ohio (redesignate the Cleveland nonattainment area to attainment for the 2008 lead NAAQS).

The president issued Proclamation No. 9619 on May 31, 2017, which establishes June 2017 as Great Outdoors Month, and urges all Americans to explore the great outdoors while acting as stewards of the lands and waters.

SIP Proposal: Texas (revisions to Emissions Banking and Trading Programs that clarify and expand the existing provisions for the generation and use of emission credits from area and mobile sources).

SIP Proposal: California SIP (reasonably available control technology requirements for the 1997 and 2008 eight-hour ozone NAAQS and negative declarations for the polyester resin source category for the 2008 eight-hour ozone standard for the Placer County air pollution control district).

SIP Proposal: Nevada (rescission of the visibility protection federal implementation plan).

EPA entered into a proposed de minimis settlement agreement under CERCLA pertaining to the Lammers Barrel Superfund site in the Beavercreek, Ohio, that requires the settling party to pay $85,253.85 for remedial design and action.