Tag: emissions

Emissions, Clean Air Act

Court Says EPA Memo on HAPs Not a ‘Final Action’

In a majority opinion, the U.S. Court of Appeals for the D.C. Circuit dismissed a petition from the state of California and environmental groups to have the court review the legality of a memo William L. Wehrum, the assistant administrator for the EPA’s Office of Air and Radiation, issued to all Regional Air Division directors.

EPA Begins Rulemaking on Streamlining NSR

The EPA is proposing to amend its New Source Review (NSR) regulations (40 CFR 51.166 and 51.165) to allow the emissions decreases from a single project to be included in Step 1 of the NSR applicability test. The EPA has interpreted existing regulations to indicate that only emissions increases may be considered in Step 1, […]

Wood building products

NESHAP: New Wood Coating Tech Isn’t a New ‘Development’

The EPA’s recent final rule based on its residual risk and technology review (RTR) of the Clean Air Act’s (CAA) National Emissions Standards for Hazardous Air Pollutants (NESHAP) for Surface Coating of Wood Building Products (Subpart QQQQ, Part 63) (March 4, 2019, Federal Register (FR)) provides an opportunity to consider how the Agency determines if […]

Air pollution

EPA’s NESHAP Proposal Includes No Emission Changes for HCl

The EPA is proposing minor amendments to its National Emission Standards for Hazardous Air Pollutants (NESHAP) for the hydrochloric acid (HCl) production source category. Required under Section 112 of the Clean Air Act, the Agency’s residual risk and technology review (RTR) would find, first, that the 2003 NESHAP for the source category is protective of […]

exhaust coming out of car tailpipe

Rollback in Vehicle Standards Opposed by Industry Leaders

The 60-day public comment period for the federal government’s proposal to amend vehicle fuel economy and greenhouse gas (GHG) tailpipe standards concluded with opposing views submitted by several members of industry. The proposed amendments were jointly issued by the National Highway Traffic Safety Administration (NHTSA) (Corporate Average Fuel Economy [CAFE] standards) and the EPA (GHG […]

Plastic resin factory

Costs of Resin NESHAP Cut by EPA

In response to separate petitions for reconsideration from the Sierra Club and two affected companies, the EPA has amended its National Emissions Standards for Hazardous Air Pollutants (NESHAP) for the Manufacture of Amino/Phenolic Resins (APR). The primary changes involve revised emissions limits for continuous process vents (CPVs) at existing sources and a revision to emissions […]

Auto Mechanic Performing a Smog Check

After VW, EPA Ramps Up Its Vehicle Testing Program

Volkswagen’s (VW) successful efforts to cheat the EPA’s emissions testing of light-duty vehicles with defeat devices became major public news in 2014 and continues to have repercussions today for those offices within the Agency that conduct vehicle testing and oversee compliance.