Environmental Protection Nitrogen Oxides Ozone Regulations 
Union of Concerned Scientists
MAY 17, 2023
Earlier this month, the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee (CASAC) released a draft set of recommendations calling on the EPA to tighten its current standard for ground-level ozone pollution to protect public health. But will the EPA follow CASAC’s recommendations?
Legal Planet
AUGUST 22, 2023
States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S.
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PA Environment Daily
APRIL 26, 2024
Read more here. -- The Department of Environmental Protection published notice in the April 27 PA Bulletin announcing the availability of the Land Application of Manure Supplement to the Manure Management for Environmental Protection Manual. [ Bucks County. ( Carbon County impacting Black Creek (High Quality). (
Union of Concerned Scientists
DECEMBER 1, 2022
In order to enforce those standards, the state must be granted a waiver by the Environmental Protection Agency, something which Congress makes very clear should be given under virtually all conditions. Over 10,000 UCS supporters chimed in with EPA in support of granting California’s ability to enforce its truck regulations.
PA Environment Daily
APRIL 19, 2024
PA Bulletin, page 2123 ) -- The Department of Environmental Protection published notice in the April 20 PA Bulletin announcing its intent to deny an individual NPDES Stormwater Permit for the Edison View Partners, LLC 206 home development in Washington Twp., Comments are due May 13. Blair County. ( Berks County. ( Blair County. (
PA Environment Daily
FEBRUARY 2, 2024
Comments due March 8. -- The Department of Environmental Protection published notice in the February 3 PA Bulletin inviting comments on proposed 2024 Ozone Season Nitrogen Oxide Emission Limits for Nonelectric Generating Units. Notice of new technical guidance documents and regulations? Deadline March 29.
Clean Energy Law
JUNE 1, 2021
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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