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Air

Signaling Priorities, EPA’s Unified Agenda Omits, Delays Key Air Rules

The EPA air office’s just-issued regulatory agenda omits some key rulemakings expected from the agency, such as revisions to air quality standards, or delays others without deadlines for action, as officials wrestle with prioritizing its actions while faced with a daunting workload and still-limited resources to deal with a multitude of problems.

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Biden Agenda Signals EPA’s Priority GHG Focus On Vehicles, Methane

EPA’s unified agenda of upcoming regulatory actions offers new details on agency timelines for prioritizing light-duty vehicle standards and oil and gas sector methane controls in its initial greenhouse gas regulations, while appearing to confirm GHG rules for power plants are proceeding on a slower regulatory track.

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EPA set to publish 1-BP listing notice, starting comment period

EPA seeks comment on a wide range of issues associated with its planned regulation of 1-BP.

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EPA Will Reconsider PM2.5 Air Limits Using ‘Supplemental’ Science

EPA will reconsider the Trump EPA’s controversial decision to leave federal standards for particulate matter (PM) unchanged from their 2012 levels and will use an accelerated review process using supplemental scientific data to issue a final rule likely tightening the limits in “Spring 2023,” the agency announced June 10.

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EPA Chief Regan Aims For Long-Term ‘Electric Future’ In Transportation

EPA Administrator Michael Regan says he is aiming for an “electric future” for road transportation, though he sees a useful role for near-term measures to reduce diesel exhaust, greenhouse gases and other air emissions from vehicles, statements that may heighten tensions with the oil and biofuels industries who compete over liquid fuels markets.

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Industry Fears Regulatory Chaos If EPA Agrees To Regulate Methane As VOC

Industry attorneys say a petition by 400 environmental groups asking EPA to regulate the potent greenhouse gas methane as a volatile organic compound (VOC) and ozone precursor would cause regulatory chaos and set a terrible precedent for future Clean Air Act regulations, particularly because methane is not volatile.

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Industry Urges EPA To Amend, Not Rescind, Trump Cost-Benefit Rule

Industry groups are urging EPA to amend rather than rescind a Trump-era cost-benefit rule to require consistent analysis throughout Clean Air Act rulemaking, rather than return to prior practice they say can be manipulated to overstate benefits.

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Extensive PFAS Precipitation Levels Renew Call For Broad Federal Response

Early data from a joint EPA-Canadian monitoring network shows widespread deposition of both legacy and replacement short-chain per- and polyfluoroalkyl substances (PFAS) in precipitation in the Great Lakes, driving new calls from environmentalists for officials to adopt a “whole-of-government” approach to address the issue.

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Critics Eye Applied Challenges As EPA Rescinds Trump Cost-Benefit Rule

Free-market and other EPA critics are unlikely to challenge directly the agency’s plan to revoke a Trump-era rule significantly narrowing how it calculates the costs and benefits of Clean Air Act regulations but instead will wait to bring an applied challenge when the agency issues a rule that revives the broader analytical approach that had been used for decades.

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OIG finds EPA engine test slump delays truck NOx rule

EPA’s vehicle emissions testing lab experienced a major reduction in testing activity during the COVID-19 pandemic, slowing development of a key heavy-duty vehicle emissions rule.

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