Science & Technology
-
The Hydraulic Fracturing Water Cycle
The Hydraulic Fracturing Water Cycle image flow demonstration.
-
Appendix A: Chemicals Identified in Hydraulic Fracturing Fluids and Wastewater (Excel file)
Appendix A: Chemicals Identified in Hydraulic Fracturing Fluids and Wastewater (Excel file)
-
Overview: Hydraulic Fracturing Drinking Water Assessment - Fact Sheet
fact sheet on Hydraulic Fracturing Drinking Water Final Assessment Report
-
Overview of EPA’s Hydraulic Fracturing Drinking Water Assessment Report
Jeff Frithsen's presentation at the 2013 technical roundtable in Research Triangle Park, NC
-
CCL 5 Microbial Contaminants
Table of CCL 5 microbial contaminants
-
PG&E Gas to Grid Interconnection
Discusses steps, approaches and how to assess potential for interconnecting to pipeline systems
-
Opportunities and Challenges for Biogas and RNG Projects in SMUD Territory
Discusses biomass benefits, drivers, potential, and highlights some SMUD dairy digester projects
-
Securing Finance for Agricultural Biogas Projects
Discusses securing financing for Agricultural Biogas projects
-
Sulfur Dioxide (SO2) Air Quality Standards - Documents Prior to Review Completed in 2010
Sulfur Dioxide (SO2 Secondary) Air Quality Standards - Documents Prior to Review Completed in 2012
-
Essential Products and Services; Recommendations to Increase Coordination and Performance, 2019
This page provides some basic information related to Essential Products and Services, and a link to the Report on Essential Products and Services Recommendations to Increase Coordination and Performance.
-
Regional Laboratories
EPA’s Regional Laboratories provide scientific data in support of decisions by the EPA Regional Office’s environmental programs, address the comprehensive needs of the Regions, and inform immediate and near-term environmental decisions.
-
Synthesis Report of the US EPA Enterprise Evaluation, 2015
Collection of Documents related to the Synthesis report of the US EPA Enterprise Evaluation, 2015
-
Method Development Tools
This page provides some tools and details to explain what's been done in our programs, share the basic structure and guidelines for producing a method, and explain some differences.
-
Office of Research and Development (ORD) Laboratories
EPA’s Office of Research and Development Laboratories develop knowledge, assessments, and scientific tools that underpin decisions about EPA’s protective standards, risk assessments, and risk management decisions.
-
Laboratory Methods
A source for methods of collection related to Air and Radiation, Water, Prevention, Pesticides, Toxic Substances, Research and Development, Solid Waste and Emergency Response
-
Method Validation and Peer Review Policies and Guidelines
A collection of documents that help describe the general principles for determining and demonstrating that an analysis method is suitable for its intended purpose.
-
Environmental Methods
The Laboratory Enterprise provides the following products and services related to environmental methods: development of laboratory methods, method development tools, and method validation and peer review policies and guidelines.
-
Background Information on the Laboratory Enterprise
Background information on EPA's Laboratory Enterprise.
-
Program Laboratories
EPA’s Program Laboratories implement legislative mandates to develop and provide specific programs that support decisions for regulations, compliance, and enforcement at a national level.