Science & Technology
-
Overview of Certification and Compliance for Vehicles and Engines
EPA uses a variety of testing and reporting programs to monitor compliance with emissions regulations.
-
Chesapeake Bay Milestones
This page provides an overview of what two-year milestones are and the important role they play in restoring the Chesapeake Bay. It also provides links to each of the jurisdictions' milestones.
-
EPA to Support NDEE with Air Sampling at AltEn LLC Facility in Mead, Nebraska, from May 31 to June 2, 2022
EPA, with assistance from NDEE personnel, will conduct air sampling from May 31 to June 2, 2022, in an attempt to identify compounds that could be causing the foul odors at and near the AltEn LLC ethanol facility in Mead, Nebraska, weather permitting.
-
AltEn Facility, Mead, Nebraska - Fact Sheet, September 2021
Geospatial Measurement of Air Pollution – Field Screening
-
About Region 5’s Chicago Regional Laboratory
Provides Mission & contact information for this EPA Laboratory, which develops methods for emerging compounds of concern & improves existing analytical methods
-
Electromagnetic Borehole Geophysics
electromagnetic borehole geophysics overview
-
Electrical Borehole Geophysics
borehole electrical geophysics overview
-
Passive Seismic (HVSR)
passive seismic (hvsr)
-
Induced Polarization (IP) and Complex Resistivity
Induced polarization and complex resistivity
-
Environmental Geophysics: Publications
EPA Environmental Geophysics Publications
-
Borehole Geophysical Methods
Geophysical methods are applied both from the ground surface and within boreholes. This section discusses most of the commonly used borehole techniques.
-
Sewage Sludge Surveys
Documentation for National Sewage Sludge Surveys; one conducted by EPA and the other by AMSA
-
Risk Assessments for "Round Two" Focusing on Dioxins and PCBs in Sewage Sludge
Decision Not to Regulate Dioxins in Sewage Sludge that are land applied or that is incinerated or placed in sludge landfills or containment ponds.
-
Risk Assessment for “Round One” in Support of 40 CFR Part 503
A guide for Risk Assessment for “Round One” in support of 40 CFR Part 503 was prepared to provide an understanding of the risk assessment process that was conducted as a basis for the Part 503 biosolids rule.
-
Land Application of Biosolids
Recycling biosolids through land application serves several purposes. It improves soil properties, such as texture and water holding capacity, which make conditions more favorable for root growth and increases the drought tolerance of vegetation.
-
Testing Chemical Agent Contamination Response in a Realistic Setting
EPA is enhancing the nation’s ability to respond to and recover from a potential chemical agent incident by developing environmental countermeasures and response exercises and trainings.
-
Technical Resources for Sewage Sludge Managers
Background information on EPA's Sewage Sludge Program
-
Health Impact Assessments
A Health Impact Assessment (HIA) is a decision-making tool that asks how proposed decisions may impact health and well-being. This page also includes links to the new Proctor Creek Story Map.
-
Land and Sea: Linking Ecosystem Services with Local Concerns in Guanica Bay Watershed, Puerto Rico
The United States Coral Reef Task Force—comprised of leaders from EPA and 11 other federal agencies along with select States, Territories, and Commonwealths—was established in 1998 to stem loses and preserve and protect coral reef ecosystems.
-
Showing the Way for One Health Collaboration
The Missouri Department of Conservation practices the concept of One Health, a holistic, interdisciplinary approach that recognizes the interdependence of people, animals, plants, and the environment.