PA Environment Daily

MARCH 7, 2025

The revised permit would increase the acreage by 1.3 acres in the Unami Creek Watershed (High Quality). (

Nitrogen Oxides 70

Nitrogen Oxides 2025 Nuclear Power Ozone 70

Union of Concerned Scientists

MAY 4, 2023

Trucks and buses on California’s roads and highways are responsible for the majority of lung-damaging fine particulate and ozone-forming nitrogen oxide emissions, and a sizable amount of climate-warming greenhouse gas emissions as well. Why did the state create this truck rule?

Nitrogen Oxides 162

Nitrogen Oxides Fossil Fuels Air Pollution Ozone 162

PA Environment Daily

APRIL 7, 2025

The amendment would cover pollution from major oil and gas infrastructure and pipelines, power plants and many other facilities that emit these air pollutants.

Air Pollution 57

Air Pollution Nitrogen Oxides Carbon Monoxide Natural Resources 57

Union of Concerned Scientists

APRIL 2, 2024

Mile for mile, a typical drayage truck operating out of the Port of LA emits around 70 percent more ozone-forming nitrogen oxides and over 20 percent more lung-damaging fine particulate matter compared to the typical tractor truck in the rest of California, according to CARB.

Air Pollution 206

Air Pollution Nitrogen Oxides Electricity Climate Change 206

Clean Energy Law

JUNE 1, 2021

The WAIRE Program essentially requires warehouse operators to take actions to electrify warehouse activities and the trucks that visit warehouses in order to reduce nitrogen oxides (NOx) and diesel particulate matter (DPM) emissions. Areas that are in “nonattainment” are subject to additional requirements (e.g., Further Actions.

Regulations 130

Regulations Ozone Nitrogen Oxides Electricity 130

PA Environment Daily

FEBRUARY 24, 2023

Highlights of the environmental and energy notices in the February 25 PA Bulletin -- -- PA Oil & Gas Industrial Facilities: Permit Notices/Opportunities To Comment - Feb.

Nitrogen Oxides 90

Nitrogen Oxides Environmental Protection Ozone Regulations 90

PA Environment Daily

APRIL 21, 2023

PA Bulletin, page 2264 ) -- The Susquehanna River Basin Commission published notice in the April 22 PA Bulletin of a May 4 public hearing on water withdrawal requests, including 12 related to shale gas drilling.

Nitrogen Oxides 98

Nitrogen Oxides Environmental Protection Ozone Regulations 98

PA Environment Daily

JANUARY 24, 2023

The locomotives at issue in this settlement burn diesel fuel which produces significant emissions of nitrogen oxides (NOx) and fine particulate matter. NOx is a contributor to the formation of summer ozone, and particulate matter smaller than 2.5 microns has been shown to cause lung damage and cancer.

Clean Air Act 73

Clean Air Act Nitrogen Oxides Ozone Pollution Control 73

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.

Nitrogen Oxides 100

Nitrogen Oxides Environmental Protection Ozone Regulations 100

PA Environment Daily

MARCH 15, 2023

Environmental Protection Agency announced the final Good Neighbor Plan , a rule that will significantly cut smog-forming nitrogen oxide pollution from power plants and other industrial facilities in 23 states.

Nitrogen Oxides 73

Nitrogen Oxides Ozone Pollution Control 2026 73

PA Environment Daily

FEBRUARY 28, 2023

Getting more zero- and low-emission vehicles on the road in Pennsylvania helps reduce harmful air pollutants, including nitrogen oxides, carbon monoxide, particulate matter, and volatile organic compounds. Gasoline and diesel vehicles generate 47 percent of nitrogen oxides emissions in Pennsylvania, contributing to ground-level ozone.

Nitrogen Oxides 75

Nitrogen Oxides Ground-Level Ozone Carbon Monoxide Carbon Dioxide 75

PA Environment Daily

APRIL 24, 2024

Vehicles produce 47 percent of nitrogen oxides in the air, leading to the formation of ground-level ozone. Replacing heavy diesel vehicles with new low- to zero-emissions equipment technology will help mitigate air pollution from transportation sources.”

Ground-Level Ozone 75

Ground-Level Ozone Nitrogen Oxides Air Pollution Ozone 75

PA Environment Daily

AUGUST 31, 2023

Getting more zero- and low-emission vehicles on the road in Pennsylvania helps reduce harmful air pollutants, including nitrogen oxides, carbon monoxide, particulate matter, and volatile organic compounds. Gasoline and diesel vehicles generate 47 percent of nitrogen oxides emissions in Pennsylvania, contributing to ground-level ozone.

Nitrogen Oxides 72

Nitrogen Oxides Ground-Level Ozone Carbon Monoxide Natural Gas 72

PA Environment Daily

APRIL 19, 2024

. -- The Department of Environmental Protection published notice in the April 20 PA Bulletin inviting comments on five draft stream evaluation reports for watersheds located in Chester, Fulton, Greene, Lancaster, Lycoming and Sullivan counties, including Loyalsock Creek. Blair County. ( Berks County. ( PA Bulletin, page 2128 ) Read more here.

Nitrogen Oxides 103

Nitrogen Oxides Environmental Protection Ozone Regulations 103

PA Environment Daily

FEBRUARY 14, 2025

This proposed analysis includes the impacts of nitrogen oxides and volatile organic compounds from the wildfire in Quebec, Canada on June 6 to June 8, 2023 and June 28 to July 1, 2023. The impacts from the 2023 Canadian wildfires had significant impacts on air quality in 2023. Click Here for a copy of the analysis.

Nitrogen Oxides 53

Nitrogen Oxides 2023 Clean Air Act Ozone 53

HumanNature

DECEMBER 5, 2023

Smoke also carries gaseous compounds that can be harmful to our health, including carbon monoxide, ozone (and ozone precursors called volatile organic compounds), and nitrogen oxides, some of which are carcinogenic.

Nitrogen Oxides 105

Nitrogen Oxides Carbon Monoxide Ozone 2023 105

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. ( Monroe County impacting Red Run (High Quality) and Exceptional Value wetlands. (

Environmental Protection 113

Environmental Protection Nitrogen Oxides Regulations Waste 113

PA Environment Daily

OCTOBER 1, 2022

By replacing older polluting engines and equipment with new technologies, funded projects remove nitrogen oxide, carbon monoxide, particulate matter, and hydrocarbon pollution from the air. “This comprehensive approach to reducing vehicle emissions will help improve Pennsylvanians’ health while also helping to slow climate change.”

Nitrogen Oxides 57

Nitrogen Oxides Clean Energy Ground-Level Ozone Carbon Dioxide 57

Clean Energy Law

NOVEMBER 25, 2019

The Basin does not meet the state or federal ambient air quality standards for ozone and particulate matter, and existing regulations have to date proved insufficient to bring the Basin into compliance. The SCAQMD is the local agency responsible for attaining these clean air standards in the Basin. Facility-Based Mobile Source Measures.

Ozone 130

Ozone 2020 Regulations 2019 130

PA Environment Daily

JANUARY 21, 2022

The AFIG Program funds projects that replace older gasoline- or diesel-fueled vehicles with cleaner fuel vehicles that helps reduce emissions of carbon monoxide, particulate matter, volatile organic compounds, nitrogen oxides, and carbon dioxide, a principal greenhouse gas.

Nitrogen Oxides 52

Nitrogen Oxides Greenhouse Ground-Level Ozone Carbon Dioxide 52

PA Environment Daily

OCTOBER 14, 2021

Transportation generates 47 percent of nitrogen oxide and 21 percent of carbon dioxide emissions in Pennsylvania. “DEP is committed to supporting this choice by increasing public knowledge of electric vehicles, making it easier for consumers to find electric models, and helping to expand charging infrastructure.”

Nitrogen Oxides 52

Nitrogen Oxides Regulations Ground-Level Ozone 2025 52

Vorys Law

MAY 20, 2021

Ohio EPA has proposed rules that will require additional Volatile Organic Compound (VOC) and Nitrogen Oxide (NOx) emission controls for certain manufacturing and industrial operations located in the Cincinnati and Cleveland 2015 ozone nonattainment areas. Like VOCs, NOx is a precursor compound which can form ozone.

Ozone 40

Ozone Technology Technology Nitrogen Oxides 40

Environmental Progress

JANUARY 21, 2022

Nuclear energy has very low NOx (nitrogen oxides), SO2 (sulphur dioxide), PM (particulate matter) and NMVOC (non-methane volatile organic compounds) emissions. The same is true for freshwater and marine eco-toxicity; ozone depletion and POCP (photochemical oxidant creation potential).

Nitrogen Oxides 55

Nitrogen Oxides Fossil Fuels Sustainable Development Ozone 55

The Energy Law

SEPTEMBER 15, 2011

By: Lesley Foxhall Pietras On August 8, 2011, the Environmental Protection Agency (EPA) published a far-reaching Clean Air Act rule intended to address the interstate transport of sulfur dioxide (SO2) and nitrogen oxides (NOx) from upwind to downwind states. See 76 Fed. 48208 (Aug.

Air Pollution 40

Air Pollution 2011 Nitrogen Oxides Ozone 40

PA Environment Daily

SEPTEMBER 29, 2021

Conversions to clean diesel trucks and buses reduce large amounts of nitrogen oxide pollution from these vehicles, leading to less fine particulate matter and ozone formation. The recommended projects will also reduce hydrocarbons, carbon monoxide, and carbon dioxide. Click Here for a list of grants awarded.

Nitrogen Oxides 40

Nitrogen Oxides Carbon Monoxide Carbon Dioxide Ozone 40

The Energy Law

DECEMBER 27, 2023

On December 7, 2023, the Environmental Protection Agency (EPA) disapproved the state implementation plan (SIP) revisions for the Baton Rouge ozone nonattainment area that Louisiana set forth in response to EPA’s 2015 SIP Call rule. To comply with the 2015 SIP Call rule, Louisiana had proposed revising its SIP by removing LAC 33:III.2201.C.8,

2015 52

2015 Nitrogen Oxides Ozone 2023 52

The Energy Law

AUGUST 24, 2012

Under the rule, certain “upwind” states were required to reduce emissions of sulfur dioxide (SO 2 ) and nitrogen oxides (NO x ), based on those states’ contributions to downwind states’ air quality problems. Industry strongly criticized CSAPR for its draconian reductions in allowable power plant emissions.

Air Pollution 40

Air Pollution Nitrogen Oxides Clean Air Act Ozone 40

PA Environment Daily

DECEMBER 14, 2022

Under Pennsylvania’s air regulations, this facility is considered to be a major source of air contaminants for ozone precursors (nitrogen oxides (NOx) and VOCs), nitrogen dioxide (NO2), carbon monoxide (CO), particulate matter (PM10 and PM2.5), hazardous air pollutants (HAPs), and carbon dioxide equivalents (CO2e).

Air Pollution 52

Air Pollution Nitrogen Oxides Carbon Monoxide Pollution Control 52

PA Environment Daily

AUGUST 6, 2022

Air Pollution Air pollutants such as carbon monoxide (CO), hydrogen sulfide (H2S), nitrogen oxides (NOx), particulate matter (PM), and volatile organic compounds (VOCs) are released from various stages of shale gas development. NOx and VOCs mix in the presence of sunlight to form ground level ozone (smog).

Air Pollution 57

Air Pollution Natural Gas Ground-Level Ozone Nitrogen Oxides 57

PA Environment Daily

SEPTEMBER 22, 2022

Up until now, the main justification for initiatives to control leaks from oil and gas infrastructure from the wells through the distribution system has been because those leaks contain methane-- a potent greenhouse gas-- and volatile organic compounds-- a precursor to the formation of ozone air pollution. Read more here. Read more here.

Air Pollution 52

Air Pollution Natural Gas Nitrogen Oxides Carbon Monoxide 52

Science & Climate

APRIL 22, 2021

Particulate matter harms lungs and hearts, while nitrogen oxide compounds contribute to ozone pollution and other health impacts. Health: Transportation is a major cause of local air pollution, as well as climate change.

Fossil Fuels 52

Fossil Fuels Nitrogen Oxides Electricity Air Pollution 52

Union of Concerned Scientists

JANUARY 16, 2025

Costly and Inequitable In addition to emitting greenhouse gases, gas power plants also pollute the air with nitrogen oxides, sulfur dioxide, particulate matter, and volatile organic compounds.

Nitrogen Oxides 245

Nitrogen Oxides Fossil Fuels Renewable Energy Ozone 245

Union of Concerned Scientists

MAY 13, 2024

The American Lung Association’s State of the Air report measures three of the major types of pollutants in the San Joaquin Valley: long-term particle matter, short-term particle matter, and ozone. come from reactions of industrial pollutants (nitrogen oxides and sulfur oxides) with sunlight and unfinished fuel combustion.

2024 281

2024 Fossil Fuels Ozone Air Pollution 281

Legal Planet

MARCH 15, 2023

The Threats of Gas Appliances Every day, domestic gas-powered building appliances emit 65 tons of toxic and highly reactive gases called nitrogen oxides (NOx) per day. Additionally, NOx react with other chemicals in the air to create other harmful pollutants, like fine particulate matter and ozone.

Nitrogen Oxides 305

Nitrogen Oxides Air Pollution Ozone 2029 305

Union of Concerned Scientists

OCTOBER 13, 2022

and nitrogen oxides (NOx) from the numerous commercial and government fleets of MHD vehicles in the state. The Advanced Clean Fleets (ACF) rule has the potential to significantly reduce climate-warming greenhouse gas (GHG) emissions as well as harmful air pollutants like fine particulates (PM2.5)

Electricity 243

Electricity Air Pollution Nitrogen Oxides 2030 243

Union of Concerned Scientists

APRIL 19, 2023

million commercial trucks on California roads, and although they make up just seven percent of vehicles on the road, these trucks are responsible for more than one-quarter of greenhouse gas (GHG) emissions, more than 60 percent of smog-forming nitrogen oxides (NOx) and more than 55 percent of lung- and heart-harming fine particulate (PM2.5)

Nitrogen Oxides 267

Nitrogen Oxides Electricity Fossil Fuels Regulations 267

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.

Regulations 130

Regulations Ozone Air Pollution Clean Air Act 130