2023 Ozone Pollution Control 
Union of Concerned Scientists
MAY 21, 2025
It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. is emitted directly from the tailpipes of gasoline and diesel vehicles, while ozone and even more PM 2.5 and ozone pollution 1. Secondary PM 2.5 In comparison, PM 2.5
Acoel
JUNE 29, 2022
It marks the seventh round of NOx controls for the EGU sector since 1990. Units with existing advanced NOx controls must optimize their utilization by 2023. The agency’s air quality modeling indicates that most areas would receive an ozone reduction of less than 0.1 ppb in 2023, with typical reductions of 0.1
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PA Environment Daily
MARCH 15, 2023
Beginning in the 2026 ozone season, EPA is setting enforceable NOX emissions control requirements for certain sources at existing and new industrial facilities that have significant impacts on downwind air quality and the ability to install cost-effective pollution controls.
PA Environment Daily
APRIL 9, 2024
The total civil penalty assessments include $350,000 for air quality violations, which is the maximum civil penalty assessment allowable under the Pennsylvania Air Pollution Control Act, and $764,000 pursuant to Pennsylvania’s oil and gas and solid waste laws.
PA Environment Daily
JANUARY 24, 2023
NOx is a contributor to the formation of summer ozone, and particulate matter smaller than 2.5 Today’s settlement requires GWRSI to bring its fleet of locomotives into compliance with Clean Air Act pollution control requirements,” said Acting Assistant Administrator Larry Starfield of EPA’s Office of Enforcement and Compliance Assurance.
Legal Planet
AUGUST 24, 2023
This is part of an occasional series of posts about the evolution of pollution standards. Today’s subject is pollution control for new vehicles, which have been known to cause smog since the 1960s. The history of these pollution standards is quite distinctive. Congress adjusted the standards twice. gpm NOx standard.
Smith Enviorment
DECEMBER 19, 2023
December 19, 2023. The previous post covered significant water quality legislation enacted by the North Carolina General Assembly in 2023. This post briefly summarizes other 2023 environmental legislation. ’s current ozone SIP based on vehicle emission inspections in 19 N.C. AIR QUALITY. A new statute section, G.S.
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