Learn the Issues
-
What EPA Is Doing to Address Ethylene Oxide (EtO) and to Learn More About the Chemical
Information on agency actions to address ethylene oxide
-
Sources and Solutions: Agriculture
Agriculture can contribute to nutrient pollution when fertilizer use, animal manure and soil erosion are not managed responsibly.
-
Biopesticide Active Ingredients
Listing of biopesticide active ingredients
-
Local Topics - Energy Efficiency in Non-Governmental Buildings
Learn about how local governments can encourage energy efficiency improvements in throughout the community.
-
Local Topics - Energy Efficiency in Government Operations and Facilities
Local governments can reduce emissions and reduce energy costs by improving energy efficiency in their government buildings and operations. Find resources and tools here.
-
Managing Air Quality - Air Pollutant Types
Describes the types of air pollutants, including common or criteria pollutants, and hazardous air pollutants and links to additional information. Also links to resources on other air pollution issues.
-
CSAPR Compliance Year 2019 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2019 compliance year.
-
Cross-State Air Pollution Rule - Additional Actions
This page provides a regulatory time line of the CSAPR and the Final Update Rule including legal challenges and court rulings.
-
Local Renewable Energy: Solar
Local Renewable Energy: Solar
-
CSAPR Compliance Year 2020 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2020 compliance year.
-
Local Renewable Energy: General Renewable Energy
Local Renewable Energy: General Renewable Energy
-
Local Energy Efficiency Benefits and Opportunities
Find out more about the benefits of energy efficiency and how local governments can take advantage of opportunities for improving energy efficiency throughout their operations.
-
Data Resources for State, Local, and Tribal Governments
Access data resources for state, local, and tribal governments to improve energy planning.
-
2021 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2021 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
-
2022 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2021 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
-
2023 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2023 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
-
2024 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2024 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
-
CSAPR Assurance Provision NODAs
For each calendar year for which the CSAPR assurance provisions are triggered, EPA publishes a preliminary and final notice of data availability (NODA) in the federal register.
-
Air Quality Modeling - Surface and Upper Air Databases
Surface data are meteorological data that are measured at the earth’s surface. Upper air data are meteorological data that are measured in the vertical layers of the atmosphere.
-
Natural Radionuclides in Public Drinking Water
Public drinking water systems in the United States must ensure that the water they provide to their customers meet all federal, state, and local drinking water standards. Natural radionuclides are a potential hazard.