Science & Technology

Risk Evaluation for Vinyl Chloride

EPA designated vinyl chloride as a high priority chemical in December 2023 and the chemical is currently undergoing risk evaluation.

Risk Evaluation for 1,1-Dichloroethane

EPA designated 1,1-dichloroethane as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.

Section 4: Source Characterization

Learn about source characterization for Superfund sites. Although the Hazard Ranking System (HRS) is designed to score releases and sites, sources and areas of observed contamination play a crucial role in determining HRS pathway scores.

Appendix B: Renewable Energy Technology Basics

Section 7 of 7 of the Re-Powering Mapper User Guide and Data Documentation. This section provides a brief overview of the renewable energy technology basics, giving the user more context regarding the different technologies that are shown in the mapper.

5. Data Documentation for Mapping and Screening Criteria for Renewable Energy Generation Potential on EPA- And State-Tracked Sites

Section 5 of 7 of the Re-Powering Mapper User Guide and Data Documentation. This section provides information regarding the data used for the map, including screening criteria, policies, methodology, and dataset screening.

Section 2: Site Assessment Process

Learn about the multi-step process leading to the final National Priorities List (NPL) listing decision, which begins when a site is discovered and listed in CERCLIS.

1. Introduction to the RE-Powering Mapper

Section 1 of 7 of the Re-Powering Mapper User Guide and Data Documentation. This section introduces the Mapper User Guide, providing a brief overview of the tools functions.

UIC Rule Authorization: PAS2R915APOT

J.J. Bucher UIC Rule Authorization for Class II enhanced recovery well

UIC Permit: PAS2R915BPOT

J.J. Bucher underground injection control permit

Section 1: Regulatory Context of the HRS

Learn about the regulatory context of the Hazard Ranking System (HRS), the primary tool that EPA uses to place sites on the National Priorities List (NPL).

Pre-Screening

Describes how contaminated lands, landfills, and mine sites can be reused as renewable energy installations. Also supplies best practices, tools and resources for screening properties for renewable energy potential.

Schedule for Workshop & Webinar: Deliberating Performance Targets for Air Quality Sensors

This document outlines the schedule for EPA's Deliberating Performance Targets for Air Quality Sensors Workshop on June 25-26, 2018.

EPA Research in Utah

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Utah.

EPA Research in North Dakota

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in North Dakota.

EPA Research in Georgia

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Georgia.

EPA Research in Mississippi

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Mississippi.

EPA Research in Delaware

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Delaware.

EPA Research in Texas

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Texas.

EPA Research in Arkansas

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Arkansas.

EPA Research in the U.S. Virgin Islands

EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in the U.S. Virgin Islands.