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Environmental Policies Air Pollution State Implementation Plans (SIPs)

Saul Ewing LLP

Supreme Court Temporarily Halts EPA’s “Good Neighbor” Air Pollution Rule

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The Clean Air Act (“CAA”) envisions states and the federal government working together to improve air quality. Under the CAA, states must develop State Implementation Plans (“SIPs”) to implement National Ambient Air Quality...more

Quarles & Brady LLP

Industry not Breathing Easier Following Issuance of New Air Quality Standards for Fine Particulate Matter

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On March 6, 2024, the United States Environmental Protection Agency (EPA) published in the Federal Register its long-awaited reconsideration of the National Ambient Air Quality Standard (NAAQS) for particulate matter (PM). In...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Particulate Matter/Clean Air Act National Ambient Air Quality Standard: U.S. Environmental Protection Agency Final Rule Tightening...

The United States Environmental Protection Agency (“EPA”) announced today a final rule which will tighten the National Ambient Air Quality Standards (“NAAQS”) for fine particulate matter. EPA previously: - Stated on June 10,...more

Troutman Pepper

And so It Begins…EPA Issues First Disapproval of Regional Haze Round Two

Troutman Pepper on

For anyone involved in the first round of the Clean Air Act regional haze program, the U.S. Environmental Protection Agency’s (EPA) action on the first business day of 2024 came as no surprise: EPA proposed to disapprove the...more

Goldberg Segalla

EPA Proposes Revisions to Particulate Matter NAAQS Under the Clean Air Act

Goldberg Segalla on

In early January, the U.S. Environmental Protection Agency announced a proposal to revise and strengthen a key national ambient air quality standard (NAAQS) for fine particle pollution, also known as PM2.5. The Clean Air Act...more

(ACOEL) | American College of Environmental...

Regional Haze Regulation: Visibility or climate change?

The goal of the Clean Air Act’s visibility program is to achieve natural visibility conditions by 2064 in federal Class I areas (basically, national parks). States must show that they are making “reasonable progress” towards...more

Bricker Graydon LLP

U.S. EPA removes Ohio’s air pollution nuisance rule from Ohio’s SIP

Bricker Graydon LLP on

On November 19, 2020, U.S. EPA published its decision to remove Ohio’s air pollution nuisance rule from Ohio’s SIP in the Federal Register. The removal came at the request of Ohio EPA because the nuisance rule does not have a...more

Clark Hill PLC

EPA Region 6 Signals Policy Shift in Startup, Shutdown and Malfunction Events - Good News for Texas

Clark Hill PLC on

EPA Region 6 recently proposed to approve Texas’s affirmative defense regulations in its State Implementation Plan (“SIP”) applicable to excess air emissions that occur during certain startup, shutdown or maintenance (SSM)...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Arkansas Air Regulations: Arkansas Department of Environmental Quality Proposed Streamlining/Listening Session

The Arkansas Department of Environmental Quality (“ADEQ”) has scheduled a listening session for August 13th on a pre-proposal draft regulation which is described as streamlining Arkansas Air Quality Regulations. The...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Draft FY 2018 – 2022 EPA Strategic Plan: October 31st Association of Air Pollution Control Agencies Comments

The Association of Air Pollution Control Agencies (“AAPCA”) submitted October 31st comments on the United States Environmental Protection Agency’s (“EPA”) Draft FY 2018 – 2022 Strategic Plan (“Plan”). EPA states the Plan...more

Pierce Atwood LLP

Maine DEP Plans to Tighten Opacity Standards in Response to EPA SIP Call

Pierce Atwood LLP on

You think maintaining compliance with opacity standards is a challenge now – just wait. As anyone who has started a campfire knows, opacity (the density of the smoke) tends to be high when starting and ending fuel burning,...more

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