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EPA Will Reconsider the Ozone NAAQS — What Is An Adequate Margin of Safety, Anyway?

Law and Environment

On Friday, EPA announced that it was reconsidering its 2020 decision to leave the National Ambient Air Quality Standards for ozone unchanged. However, EPA stated that it: will reconsider the decision to retain the ozone NAAQS in a manner that adheres to rigorous standards of scientific integrity. Still whistling in the wind , I fear.

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Air Regulators Tackle Trucking at Southern California Warehouses

Clean Energy Law

At a contentious board hearing on May 7, 2021, the South Coast Air Quality Management District (SCAQMD) approved a first-in-the-nation rule to regulate trucking emissions from warehouses by a 9-4 vote. These state and federal standards require areas to reach certain ambient concentrations of ozone to be considered in “attainment.”

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Deja Vu One More Time? What Will Happen If EPA Ignores CASAC Regarding the Ozone NAAQS?

Law and Environment

Last week, Inside EPA (subscription required) reported that the Clean Air Science Advisory Committee has pretty much agreed that the National Ambient Air Quality Standards for ozone must be made more stringent. What Will Happen If EPA Ignores CASAC Regarding the Ozone NAAQS? The post Deja Vu One More Time?

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Supreme Court Sidelines Science, Threatens Public Health: These Rules-in-Progress Show What’s at Stake

Union of Concerned Scientists

Hydrofluorocarbons (HFCs) were developed to replace a type of chemical that impacted the ozone layer in our upper atmosphere, but these replacements are potent greenhouse gases. When facilities emit less pollution, their regulations require less specific record-keeping and monitoring.

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Why UCS Supporters Are Pressing EPA to Let California Enforce Its Truck Pollution Rules

Union of Concerned Scientists

California’s leadership on reducing truck pollution has been on full display the past few years, passing critical regulations requiring 90 percent reduction in smog-forming nitrogen oxide (NO X ) emissions from diesel trucks and requiring manufacturers sell an increasing share of electric trucks to move away from fossil fuels altogether.

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DEP Posted 90 Pages Of Permit-Related Notices In January 25 PA Bulletin

PA Environment Daily

Notice of new technical guidance documents and regulations? Three hearings have been scheduled. Read more here ]. . -- Pennsylvania Energy Development Authority meetings on March 4, May 20, August 19, November 18. acre project located in Cumru Twp., Berks County. ( All through its eNotice system. Click Here to sign up.

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News Flash! International Cooperation on the Environment Remains Possible

Law and Environment

Today, the New York Times reported that a recent assessment shows that the world is on track to reach pre-1980 levels of upper atmosphere ozone by roughly 2040. Especially when it’s good news about effective international cooperation on environmental protection issues. .

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