Science & Technology

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.

National Wetland Condition Assessment 2021 Field Operations Manual

Air, Climate, & Energy Research Webinar: Resilience of Ecosystems in a Changing Climate

Page for November 16, 2021 Air, Climate and Energy Research Webinar

Geomechanical (Engineering) Properties

Seismic velocities can be related to standard geotechnical properties.

Inversion

Inversion is a post-processing step, where geophysical parameters can be transformed to geologic data, existence of oil, minerals, and water content

General Crosshole Procedures

The primary purpose of obtaining crosshole data is to obtain the most detailed in situ seismic wave velocity profile for site-specific investigations and material Characterization.

Fact Sheet: N-Methylpyrrolidone (NMP)

This fact sheet addresses the most commonly asked questions concerning N-Methylpyrrolidone (NMP) and its uses.

Peer Review of EPA’s Draft Risk Evaluation for Di-isodecyl Phthalate (DIDP) and Draft Hazard Assessments for Di-isononyl Phthalate (DINP)

This pages contains information about the U.S. EPA's peer review of the Agency's draft risk evaluations for Di-isodecyl Phthalate (DIDP) and Di-isononyl Phthalate (DINP).