Air Pollution, Ground-Level Ozone and Regulations - Environmental Professionals Connection

Air Pollution

Ground-Level Ozone

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EPA, Justice Dept., DEP Announce $5.275 Million In Penalties, Plus $1.4 Million In Abandoned Well Plugging Funding Against Shale Gas Drilling Companies-- XTO Energy, Inc., Hilcorp Energy Company For Federal, State Clean Air Act Violations

PA Environment Daily

NOVEMBER 21, 2024

XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged Clean Air Act and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. Its operations stretch from the Great Plains to Appalachia.

Clean Air Act

Clean Air Act Ground-Level Ozone Carbon Dioxide Ozone

Nearly Half of US Breathes Unhealthy Levels of Pollution—Cars and Trucks Largely to Blame

Union of Concerned Scientists

MAY 21, 2025

Over 156 million people in the US are exposed to unhealthy levels of air pollutants, according to the recently published 2025 State-of-the Air report from the American Lung Association (ALA). For 25 years the report has helped people across the country understand the quality of the air in their communities.

Ozone

Ozone Ground-Level Ozone Air Pollution Clean Air Act

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Webinars

Precision in Motion: Why Process Optimization Is the Future of Manufacturing

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Trending Sources

Volatile Chemical Products: Important Contributors to Harmful Particulate Matter

HumanNature

JANUARY 30, 2025

5] Additionally, the reaction of these volatile chemicals contributes to ground-level ozone production, which, unlike ozone in the stratosphere, is hazardous to human health. There has been progress in improving air quality over the past several decades. The volatile chemical precursors (e.g., 19 7511 (2022). [2]

Ozone

Ozone Fossil Fuels Atmosphere Ground-Level Ozone

Webinars

Precision in Motion: Why Process Optimization Is the Future of Manufacturing

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Indirect Source Rules: An Emerging Route Toward Clean Freight

Union of Concerned Scientists

MAY 15, 2025

The increase in loading docks is of particular importance when looking at the air and climate pollution impacts from warehouses. Additionally, heavy-duty trucks are responsible for over half of fine particulate pollution emitted from on-road vehicles as well as a growing share of climate-warming emissions.

Ground-Level Ozone

Ground-Level Ozone Air Pollution Ozone Fossil Fuels

Oil & Gas Methane Pollution Reduction Testimony: Rachel Meyer, Mother, Beaver County Resident - My Home Is Near A Natural Gas Compressor Station, 8 Shale Gas Well Pads, And The Shell Petrochemical Plant Is In My County

PA Environment Daily

JULY 10, 2025

VOCs, such as benzene, are harmful to health and can contribute to ground level ozone or smog that damages lungs and can trigger asthma attacks. I have had days where my own asthma has been aggravated for no other attributable reason than pollution escaping from these facilities. 4 [PaEN] -- Upper Makefield Twp.

Natural Gas

Natural Gas Ground-Level Ozone Climate Change Carbon Dioxide

What We’re Watching: Wildfire Smoke and Trump Administration Mirrors

Union of Concerned Scientists

AUGUST 7, 2025

By adding fine particulates to the air, wildfires can drive unhealthy air quality conditions, as measured by the AQI, shown above. When combined with summer heat and ground level ozone, conditions can worsen further. Fires are also burning at higher severity , […]. “No No danger to see here”?

Ground-Level Ozone

Ground-Level Ozone Fossil Fuels Climate Change Air Pollution

DEP, DCNR, PennDOT Employees Recognized With Governor’s Award For Excellence For Environmental Projects

PA Environment Daily

MAY 20, 2022

educational video and efforts to reduce air pollution. Reducing Air Pollution DEP Air Quality Engineer Vince Pascucci was recognized for his work to fight climate change and protect and improve air quality throughout Pennsylvania. Learn more about environmental education and state parks on the DCNR website.

Ground-Level Ozone

Ground-Level Ozone Air Pollution Environmental Protection Ozone

Green on Top: Zoning Against Climate Change with Green-Roof Legislation

Vermont Law

JANUARY 18, 2016

the UHIE occurs in metropolitan areas and “can affect communities by increasing summertime peak energy demand, air conditioning costs, air pollution and greenhouse gas emissions, heat-related illness, mortality, and water quality.”. Third, current building regulation is opaque, inconsistent, and unpopular with developers.

Climate Change

Climate Change Ground-Level Ozone Law 2003

Should New Gas Stoves Be Banned?

Union of Concerned Scientists

JANUARY 18, 2023

ignited the controversy last Monday when he said his agency, which regulates dangerous household products, should consider banning gas stoves because of the threat they pose to public health and the environment. The EPA, however, does not have the authority to regulate indoor air pollution from household appliances.

Natural Gas

Natural Gas Ground-Level Ozone Carbon Dioxide Ozone

Oil Refineries: A Deadly Industry

Union of Concerned Scientists

SEPTEMBER 26, 2024

Since global and local pollutants are often byproducts of the same activities, mitigation policies for global warming emissions have the potential to simultaneously mitigate local air pollution 2. One good example of the nexus between global warming and local pollution is ground-level ozone.

Ground-Level Ozone

Ground-Level Ozone Fossil Fuels Ozone Air Pollution

Cars, Smog, and EPA

Legal Planet

AUGUST 24, 2023

At the high temperatures in internal combustion engines, some of the nitrogen in the air actually burns, resulting in the formation NO or NO 2 , which are collectively called NOx. NOx plays a role in forming ground level ozone and final particulates (PM2.5), both of which are human health hazards.

Ground-Level Ozone

Ground-Level Ozone Pollution Control Clean Air Act Ozone

EPA Proposal to Rescind Oil and Gas Methane Regulations Has Not Been Adequately Justified and Disregards Negative Climate Impacts

Columbia Climate Law

DECEMBER 2, 2019

On Friday, November 22, the Sabin Center submitted comments opposing an Environmental Protection Agency (“EPA”) proposal to rescind regulations limiting methane emissions from new oil and natural gas facilities (the “Methane New Source Performance Standards” or “Methane NSPS”). By Romany Webb.

Regulations

Regulations Ground-Level Ozone Natural Gas Air Pollution

Will EPA Follow the Science and Protect Us from Ozone Pollution?

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. Here’s how the process is supposed to work.

Ozone

Ozone Ground-Level Ozone Air Pollution Clean Air Act

Project 2025’s Assault on EPA, Human Health and the Environment Must Never Be Put into Action

Union of Concerned Scientists

OCTOBER 15, 2024

This, along with many other chemicals, like diesel particulates and ground-level ozone that form soot and smog, and metals like lead in paint and drinking water, are regulated by the EPA to keep us safe. For one thing, many regulatory functions are delegated to the state, tribal, and local levels.

2025

2025 Ground-Level Ozone Air Pollution Climate Change

EPA, Justice Dept., DEP Announce $5.275 Million In Penalties, Plus $1.4 Million In Abandoned Well Plugging Funding Against Shale Gas Drilling Companies-- XTO Energy, Inc., Hilcorp Energy Company For Federal, State Clean Air Act Violations

Nearly Half of US Breathes Unhealthy Levels of Pollution—Cars and Trucks Largely to Blame

Webinars

Trending Sources

Volatile Chemical Products: Important Contributors to Harmful Particulate Matter

Webinars

Indirect Source Rules: An Emerging Route Toward Clean Freight

Oil & Gas Methane Pollution Reduction Testimony: Rachel Meyer, Mother, Beaver County Resident - My Home Is Near A Natural Gas Compressor Station, 8 Shale Gas Well Pads, And The Shell Petrochemical Plant Is In My County

What We’re Watching: Wildfire Smoke and Trump Administration Mirrors

DEP, DCNR, PennDOT Employees Recognized With Governor’s Award For Excellence For Environmental Projects

Green on Top: Zoning Against Climate Change with Green-Roof Legislation

Should New Gas Stoves Be Banned?

Oil Refineries: A Deadly Industry

Cars, Smog, and EPA

EPA Proposal to Rescind Oil and Gas Methane Regulations Has Not Been Adequately Justified and Disregards Negative Climate Impacts

Will EPA Follow the Science and Protect Us from Ozone Pollution?

Project 2025’s Assault on EPA, Human Health and the Environment Must Never Be Put into Action

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