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89 FR 18546

SIP Approval: California (revisions concerning emissions of nitrogen oxides (NOx) from biomass boilers and reasonably available control technology requirements for major sources of NOx in the portion of the Sacramento Metro nonattainment area in the Yolo-Solano Air Quality Management District). 

89 FR 18626

DOE notified interested parties of its intent to launch a Voluntary Carbon Dioxide Removal Purchasing Challenge. 

89 FR 18408

EPA entered into a proposed settlement agreement in Ecology Center v. U.S. EPA, No. 23-70158 (9th Cir.), that would resolve all claims in the case by establishing deadlines for EPA to take final action regarding a rulemaking under TSCA regulating lead wheel weights.

89 FR 17902

FWS designated critical habitat for 12 endangered species on the island of Hawai‘i under the ESA. 

89 FR 17759

EPA approved a CAA state plan submitted by South Carolina to establish performance standards and other operating requirements for existing municipal solid waste landfills. 

Washington: Water

The Department of Ecology proposed amendments to water quality standards for surface waters of the state. The amendments would, among other things, update the aquatic life toxics criteria to provide additional water quality protection for organisms that live in water. A hearing will be held April 4, 2024. Comments are due April 17, 2024. See https://lawfilesext.leg.wa.gov/law/wsr/2024/05/24-05-043.htm.

Washington: Climate Change

The Department of Ecology adopted amendments to regulations governing the greenhouse gas emissions cap-and-invest program. The amendments clarify that the existing holding limits that apply to allowances with a "vintage" also apply to the "vintage less" allowances that are acquired through allowance price containment reserve (APCR) auctions and that any allowances purchased in an APCR auction must be deposited directly into the entity's compliance account.

Utah: Waste

The Department of Environmental Quality proposed amendments to regulations governing waste tire transporter and recycling requirements. The amendments would, among other things, change the number of tires and the size of the tires that an individual can bring to a landfill at one time and clarify other requirements for the landfill management of waste tires and material derived from waste tires. Comments are due April 1, 2024. See https://rules.utah.gov/wp-content/uploads/b20240301.pdf (pp. 18-24).

Oregon: Wildlife

The Department of Fish and Wildlife proposed amendments to regulations governing the Wildlife Habitat Conservation Management Program. The amendments would enable the program to strategically focus on priority habitats, change documentation of compliance, and share program administration and implementation with the cooperating agencies and counties. A hearing will be held April 19, 2024. Comments are due the same date.

Oregon: Wildlife

The Department of Agriculture proposed to amend the state list of endangered and threatened plants. The amendments would add a subset of six plant species (Castilleja mendocinensis, Lasthenia ornduffii, Lomatium bentonitum, Penstemon hesperius, Pyrrocoma scaberula, and Rorippa columbiae) to the list. A hearing will be held March 19, 2024. Comments are due March 29, 2024. See https://secure.sos.state.or.us/oard/viewRedlinePDF.action?filingRsn=56622.