Science & Technology

Environmental Pathway Models-Ground-Water Modeling in Support of Remedial Decision Making at Sites Contaminated with Radioactive Material

The Joint Interagency Environmental Pathway Modeling Working Group wrote this report to promote appropriate and consistent use of mathematical environmental models in the remediation and restoration of sites contaminated by radioactive substances.

The Frank R. Lautenberg Chemical Safety for the 21st Century Act - Law & Summary Information

The new law includes much needed modernizations to TSCA, the only major piece of environmental legislation that had not been updated since it was passed in the fall of 1976.

Three Multimedia Models Used at Hazardous and Radioactive Waste Sites

This report provides an approach for evaluating and critically reviewing the capabilities of three specific multimedia models: MEPAS Version 3.0, MMSOlLS Version 2.2, and PRESTO-EPA-CPG Version 2.0.

Guide to CRP for Pesticides

child resistant packaging

Decision Analysis Workshop Proceedings and Report

This is a report from the Board of Scientific Counselors (BOSC) conveying the proceedings of the Decision Analysis Workshop, jointly held by ORD and the BOSC on March 30–April 1, 2009.

Sustainable Futures Frequently Asked Questions

This page lists frequent questions about Sustainable Futures and covers training, graduation, Sustainable Futures submissions and the PBT Profiler

Organizational Statement for EPA-sponsored Public Meetings to Discuss Pesticide Exposure Modeling

Information about EMPM meetings: Vision, Mission Statement, Organization, Meeting Administration and Public Meeting Attendance. Purpose is to discuss and exchange information regarding technical model-related pesticide exposure issues.

Hexabromocyclododecane (HBCD) Action Plan

HBCD is a brominated flame retardant found world-wide in the environment and wildlife. This document discusses potential actions EPA may take regarding this chemical.

TSCA section 21 petition regarding NP and NPEs

Citizen Petition to EPA Regarding Nonylphenol and Nonylphenol Ethoxylates.

Public Meeting Presentation: Risk Evaluation Scoping Efforts under TSCA for 10 Chemical Substances, February 14, 2017

The Powerpoint presentation of the February 14, 2017 Public Meeting: Risk Evaluation Scoping Efforts under TSCA for 10 Chemical Substances.

EPA Letter Acknowledging Receipt of Section 21 Petition

Interim Guidance for Using Ready and Inherent Biodegradability Tests to Derive Input Data for Multimedia Models and Wastewater Treatment Plant (WWT) Models

provides guidance for using ready and inherent biodegradatability tests for multimedia and waste water treatment models

Presidential Green Chemistry Challenge: 2011 Designing Greener Chemicals Award

Presidential Green Chemistry Challenge 2011 award winner, Sherwin-Williams, developed water-based acrylic alkyd paints with VOCs that can be made from recycled soda bottle (PET), acrylics, and soybean oil.

WOW Cart Emergency Deployments

EPA & WaterStep continue to provide clean drinking water in the aftermath of multiple disasters of all types & help communities solve real environmental challenges. Below are real-world applications of the Water-on-Wheels Mobile Water Treatment System.