Science & Technology
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WhAEM2000 BBM Files - Chaco Canyon, New Mexico
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Chaco Canyon Quadrangle, New Mexico. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Carrizozo, New Mexico
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Carrizozo Quadrangle, New Mexico. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Carlsbad, New Mexico
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Carlsbad Quadrangle, New Mexico. Files serve as geographic basis for groundwater modeling.
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Science Advisory Committee on Chemicals Meetings
A page presenting recent SACC meetings and associated meeting materials
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Risk Evaluation for 1,1,2-Trichloroethane
EPA designated 1,1,2-trichloroethane as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for 4,4'-(1-Methylethylidene)bis[2, 6-dibromophenol] (TBBPA)
EPA designated 4,4'-(1-methylethylidene)bis[2, 6-dibromophenol] (TBBPA) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for 1,2-Dichloropropane
EPA designated 1,2-dichloropropane as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for trans-1,2-Dichloroethylene
EPA designated trans-1,2- dichloroethylene as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Development and Validation of Same-day Monitoring Methods for Recreational Water
When water is polluted, swimmers can become ill from exposure to waterborne pathogens. EPA scientists have developed a DNA extraction method for determining the amount of pathogens present in water.
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Region 4 FOIA Repository
Frequently requested FOIA related documentation from region 4.
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Village of Macy Wastewater Treatment Facility (Located within the Boundaries of the Omaha Tribe of Nebraska Reservation)
EPA is seeking comments on a proposed NPDES permit, under Section 402 of the Clean Water Act (CWA), and the related CWA Section 401(a)(1) draft certification for the Macy Wastewater Treatment Facility.
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Resources for Awardees
SBIR How to Apply
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Research Grants
Supporting high quality research by the nation's leading scientists and engineers to improve EPA's scientific basis for decisions on national environmental issues.
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Red Oak City Landfill Superfund Site, Red Oak, Montgomery County, Iowa
The U.S. Environmental Protection Agency (EPA) Region 7 has started the Sixth Five-Year
Review for the Red Oak City Landfill Superfund site. -
Fairfield Coal Gasification Plant Superfund Site, Fairfield, Jefferson, Iowa
The U.S. Environmental Protection Agency (EPA) Region 7 has started the Seventh Five-Year Review for the Fairfield Coal Gasification Plant Superfund site.
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Aluminum Company of America - Davenport Superfund Site and Mississippi River Pool #15 Superfund Site, Riverdale, Scott County, Iowa
The U.S. Environmental Protection Agency (EPA) Region 7 has started the Third Five-Year Review for the Aluminum Company of America - Davenport Superfund site and the Mississippi River Pool #15 Superfund site.
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Field Equipment Cleaning and Decontamination at the FEC
Field Branches Quality System and Technical Procedures
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Risk-Screening Environmental Indicators (RSEI) Model
The Risk-Screening Environmental Indicators (RSEI) model is a computer-based screening tool that analyzes factors that may result in chronic human health risks and calculates various scores.
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Manufacturer-Run In-Use Testing Program Data for Light-Duty Vehicles, Light-Duty Trucks, and Heavy-Duty Vehicles Class 2b and 3
This page provides data from the manufacturer-run in-use emissions verification testing program (IUVP) and in-use confirmatory testing program (IUCP).
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PFAS Analytical Methods Development and Sampling Research
Provides links and resources for PFAS analytical methods and sampling.