Learn the Issues
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Background Radiation
Natural radiation sources contribute over half of the annual radiation exposure for an average person in the United States. The amount of background radiation at a given location depends on many factors both on Earth and from space.
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Cómo Abordar los DBPs en el Agua Potable con el Fondo Rotativo Estatal del Agua Potable
Esta hoja informativa describe las elegibilidades del DWSRF relacionadas con los subproductos de desinfección (DBPs, por sus siglas en inglés). Presenta varios estudios de caso en los que se utilizaron fondos del DWSRF para actividades relacionadas con los
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EPA’s Response to Society of Environmental Journalists Letter on Updated FOIA Regulations
EPA’s Response to Society of Environmental Journalists Letter on Updated FOIA Regulations
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Reference Guide for Indoor Air Quality in Schools
IAQ Tools for Schools Action Kit - IAQ Reference Guide. This guidance is designed to present practical and often low-cost actions you can take to identify and address existing or potential air quality problems.
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EPA Updates Review on Potential Paraquat Volatilization and Plans to Request Additional Data from Manufacturers
EPA is releasing an updated review of the potential for the pesticide paraquat to volatilize from treated agricultural fields.
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Protección de las Fuentes de Agua con los Fondos Rotativos Estatales del Agua Limpia y del Agua Potable
Esta hoja informativa describe varias elegibilidades relacionados con la protección de fuentes de agua bajo los programas DWSRF y CWSRF e incluye un estudio de caso donde ambos SRF proporcionaron fondos.
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Alternative Site Stormwater Management
Discussion of off-site stormwater management.
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TMDLs at Work: Deer Creek Reservoir
The documents detail the Deer Creek Reservoir TMDL at work.
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WV 303(d) List Public Notice
Created draft page for WV 303(d) List Public Notice. to be edited when information becomes available.
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Paraquat Dichloride
Paraquat dichloride, commonly referred to as “paraquat,” is one of the most widely used herbicides registered in the United States. Paraquat is also often referred to as Gramoxone (a popular end-use product).
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Summary of EPA Regional Data Quality "Best Practices" for Federal Facilities
This page contains tables that summarize data-quality best practices for federal facilities.
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NPDES eRule Memorandum of Understanding (MOU)
MOUs clarifying the roles and responsibilities for both EPA and the authorized NPDES program
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Cheat Sheet for Water Quality Exchange Web
This is cheat sheet provides overview information for users about how to import/export data within Water Quality Exchange Web.
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Region 6 Healthy Schools Newsletter
Quarterly newsletters for schools in EPA's Region 6 states: Arkansas, Louisiana, New Mexico, Oklahoma and Texas.
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Indoor AirPlus and Viruses, Bacteria and Mold
Information on ways builders, raters, and others can talk to homeowners about how an Indoor airPLUS home can help minimize exposure to airborne pollutants and contaminants, including SARS-CoV-2.
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ARCHIVED - Indoor airPLUS Version 2
The Indoor airPLUS Version 2, New Construction Specifications document is an update to the 2018 version, published November 2020. This revision reflects the program’s ongoing commitment to support the building industry in constructing healthy homes.
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What is the Building Assessment Survey and Evaluation Study (BASE)?
The Building Assessment Survey and Evaluation Study (BASE) is a cross-sectional study of randomly selected public and commercial office buildings from across the U.S. The BASE study used a standardized protocol to collect extensive indoor air quality data from one hundred randomly selected public and commercial office buildings in ten…
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Who might use the data and findings from the BASE study?
Scientists Researchers Building Owners, Managers and Operators IAQ Professionals Policy makers Environmental consultants Others interested in IAQ to further understand IAQ in office buildings. For more detailed information on the BASE study www.epa.gov/indoor-air-quality-iaq/building-assessment-survey-and-evaluation-study .
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EPA RCRA ID: PAD052917846
RCRA Corrective Action Cleanup Site for PAD052917846 Worthington Steelpac (Formerly: Cresticon) in York, Pennsylvania
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What will the BASE data tell me about my particular building?
The BASE study was not designed to give specific information on any individual building or to produce the type of diagnostic data needed to evaluate the nature, validity, or cause of IAQ complaints. See also associated question, What is the Building Assessment Survey and Evaluation Study (BASE) at: www.epa.gov/indoor-air-quality-iaq/what-building-assessment-survey-and-evaluation-study-base. For…