Science & Technology

2017 Appendix W Final Rule

On December 20, 2016, the Administrator signed a final rule that revises the Guideline on Air Quality Models. The Guideline provides EPA-recommended models and other techniques, as well as guidance for their use, for predicting ambient concentrations of ai

Frequent Questions about Landfill Gas

LMOP provides responses to some common questions about the program, landfill gas, landfill gas energy, and the LMOP database.

FIAM-pwp-Formaldehyde Indoor Air Model – Pressed Wood Products

The Formaldehyde Indoor Air Model-pressed wood products (FIAM-pwp) user guide contains information on the equations and defaults used to estimate exposure from formaldehye emitted from pressed wood products.

2014 - Pesticide Registration Service Fees

pria annual report 2014 documents

TSCA Experimental Release Applications (TERAs) for five intergeneric strains of photosynthetic green algae Scenedesmus dimorphus, R-13-0003 through R-13-0007

TERA submitted by Sapphire Energy, Inc.on August 1, 2013.

TSCA Biotechnology Notifications Status For Cases Reviewed Prior to June 22, 2016

This Notifications Table lists only those submissions received under the Biotechnology Regulation, beginning in 1998. From the Table, you can link to a brief summary of select submission and, in many cases, to a fact sheet on the decision reached by OPPT.

TSCA Experimental Release Application (TERA) for modified Gordonia terrae, R-13-0001 and modified Rhodococcus jostii, R-13-0002

TERAs submitted by the US Army Engineer Research and Development Center, Vicksburg, MS and US Army Corps of Engineers, Seattle, WA. These microorganisms will be used in a field demonstration of bioaugmentation to enhance RDX degradation.

TSCA Environmental Release Application (TERA) for Alcaligenes xylosoxidans subspecies denitrificans strain AL6.1, R04-03

TERA submitted by the University of California, Riverside. The eventual application would be the development of a paratransgenesis system to control Pierce’s disease of grapes.

TSCA Environmental Release Application (TERA) for Alcaligenes xylosoxidans subspecies denitrificans strain AL6.1, R05-01

TERA submitted by the University of California, Riverside. The microorganism will be tested to determine its biology and behavior in vineyard ecosystems as part of a research program to prevent or cure Pierce's disease in grapes.

Pathfinder Innovation Projects

The Pathfinder program supports high-risk, high-reward research ideas with funding and staff time. The goal is to feed a culture of innovation in the Agency and integrate innovative ideas in EPA research programs.

2014 National Emissions Inventory (NEI) Data

NEI data summaries and queires

Basic Information about Chemical Data Reporting

A brief overview on the development of the CDR/ IUR regulations and general requirements for reporting.

TSCA Biotechnology Regulations

On this page, users can access references to learn more about biotechnology regulated under TSCA.

Lead at Superfund Sites: Frequent Questions from Risk Assessors on the Integrated Exposure Uptake Biokinetic (IEUBK) Model

Read frequent questions and answers about lead from risk assessors on the Integrated Exposure Uptake Biokinetic (IEUBK) model.

Atrazine Human Health Risk Assessment Now Available for Public Comment

EPA is releasing the atrazine draft human health risk assessment for public comment.

EPA Releases Draft Policy to Reduce Animal Testing for Skin Sensitization

The document, Draft Interim Science Policy: Use of Alternative Approaches for Skin Sensitization as a Replacement for Laboratory Animal Testing, describes the science behind the non-animal alternatives that can now be used to identify skin sensitization.